TX-NR906/NA906
BLOCK DIAGRAMS-1AUDIO SECTION
TX-NR906/NA906A
1
2
3
4
5
B C D E F G H
SPDIF
RX0
RX5
MCH SR
RX6RX7
DA
C_F
L
DA
C_S
LD
AC
_SR
DA
C_S
BR
DA
C_S
BL
V_O
UT
_LV
_OU
T_R
DA
C_F
R
DAC FLMIX L
MIX RDAC FR
DA
C_C
TD
AC
_SW
MCH CDAC C
MCH SWDAC SW
MCH SL
MAIN L
MAIN R
DAC SL
DA
C C
T2
DA
C S
W2
MC
H_S
BR
MC
H_S
BL
MC
H_S
RM
CH
_SL
MC
H_S
WM
CH
_CT
CENTER
SURR LEFT
SURR RIGHT
ZONE2 RIGHTVCR/DVR OUT
TAPE OUT
SURR BACK
FRONT RIGHT
FRONT LEFT
- F
RO
NT
RIG
HT
(BT
L)
+
- F
RO
NT
LE
FT
(BT
L)
+
TAPE
VCR/DVR IN
CBL/SAT
GAME/TV
DVD
OUTMAIN,SUB
IN 1-4
ch3
ch4
ch14
SURR BACKor Bi-AMP LEFT
or Bi-AMP RIGHT
RS-232TRANCEIVERRS-232
Q3031 ICL3221E
RIRI
Q7001M3087BFKBGP
MAIN MICROPROCESSOR
INTERFACE
IR OUT
IRIR IN
NAVD-9052 SD-6
NADG-9074 SD-9
12V TRIGGEROUT ZONE 2
12V TRIGGERCONTROL
OPTICAL IN 1
DIGITAL IN(FRONT)
COAX IN 2
COAX IN 1
HDMI
REMOTESENSOR
SPEAKER TERMINALS
7 CHPOWER
AMPLIFIERS
C SB
L
HDMII/F
NET BOARDNALAN-9121SD-20 to 27HDMI BOARD
NAHDM-9114SD-15 to 19
FLASH MEMORY
SD RAM
I2S
DSD
FL FR SL
SR
+20dB
SW
2
I2S
I2S
DSD
PHONO
OPTICAL IN 2
+29dB
+29dB
+29dB
+29dB
+29dB
+29dB
+29dB
ZONE2 LEFT
SB
R
LFRONT
SURR
SURRBACK
R
SUBWOOFER
CENTER
L
R
L
R
PRE OUT
CD
DC,DD Type Only
TUNER UNIT
HD RADIO:DC,DD Type only
AM LOOPANTENNA
FMANTENNA
SW
R
L
R
L
ZONE2 PREOUT/LINEOUTTONE
Q4204 R2S15211FPAudio Selector, Volume, Tone
0dB FIX
ZONE3 PREOUT/LINEOUT
ADC
-6dB
-6dB
Q3041CS42516
MAIN B
ZONE2
ZONE3
C2
RL
FL
FR
C
SW
SL
SR
SBL
SBR
Q43
05N
JU73
13A
HEADPHONES
(DVD audio,etc)
Q4306NJU7311A
0dB
Video REC
0dB
-6dB
-6dB
Q4405CS3318
VIDEO INAUX 2
AUX 1
Q4029TC94A46CFG
Analog Switch Array
Analog Switch
Analog Switch
Analog Switch
Volume
ch13
ch12
ch11
ch10
ch9
ch8
ch2
RIAA
XMSirrus
MAIN A
DIR
TONE0dB FIX
NJU7313A
ch7
ch6
ch5
Q4304NJU7312A
NJU7312A
0dB FIX
0dB FIX
123
SETUP MIC
321
OPTICAL OUT
COAX IN 3
MU
LTI C
HA
NN
EL
INP
UT
FL
FR
C
SW
SL
SR
SBL
SBR
LR
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
PCM1796DAC
PCM1796DAC
Q3701 Q3721 Q3741 Q3761 Q3781PCM1796
DACPCM1796
DACPCM1796
DAC
TC74VHC157FT MULTIPLEXER. . . .
DSP BLOCKSD-10, 11
I2S/DSD
MULTIPLEXERTC74VHC157FT
Q3001TC74VHC157FT
Refer to SCHEMATIC DIAGRAM-9 and -29 (SD-9 and SD-29)for digital audio signal flow wave forms.
+6d
B
VLS
C
+6d
B
VLS
C
+6d
B
VLS
C
+6d
B
VLS
C
+6d
B
VLS
C
+6d
B
VLS
C
+6d
B
VLS
C
+6d
B
VLS
C
+6d
B
VLS
C
+6d
B
VLS
C
2nd DSP Q3501 TMS320D788E001BRFP266(SD-11)
1st DSP Q3401 TMS320D790E001BZDH275(SD-10)
3rd DSP Q3601 TMS320D707E001BRFP250(SD-11)
TX-NR906/NA906
BLOCK DIAGRAMS-1AUDIO SECTION
A
1
2
3
4
5
B C D E F G H
SPDIF
RX0
RX5
MCH SR
RX6RX7
DA
C_F
L
DA
C_S
LD
AC
_SR
DA
C_S
BR
DA
C_S
BL
V_O
UT
_LV
_OU
T_R
DA
C_F
R
DAC FLMIX L
MIX RDAC FR
DA
C_C
TD
AC
_SW
MCH CDAC C
MCH SWDAC SW
MCH SL
MAIN L
MAIN R
DAC SL
DA
C C
T2
DA
C S
W2
MC
H_S
BR
MC
H_S
BL
MC
H_S
RM
CH
_SL
MC
H_S
WM
CH
_CT
CENTER
SURR LEFT
SURR RIGHT
ZONE2 RIGHTVCR/DVR OUT
TAPE OUT
SURR BACK
FRONT RIGHT
FRONT LEFT
- F
RO
NT
RIG
HT
(BT
L)
+
- F
RO
NT
LE
FT
(BT
L)
+
TAPE
VCR/DVR IN
CBL/SAT
GAME/TV
DVD
OUTMAIN,SUB
IN 1-4
ch3
ch4
ch14
SURR BACKor Bi-AMP LEFT
or Bi-AMP RIGHT
RS-232TRANCEIVERRS-232
Q3031 ICL3221E
RIRI
Q7001M3087BFKBGP
MAIN MICROPROCESSOR
INTERFACE
IR OUT
IRIR IN
NAVD-9052 SD-6
NADG-9074 SD-9
12V TRIGGEROUT ZONE 2
12V TRIGGERCONTROL
OPTICAL IN 1
DIGITAL IN(FRONT)
COAX IN 2
COAX IN 1
HDMI
REMOTESENSOR
SPEAKER TERMINALS
7 CHPOWER
AMPLIFIERS
C SB
L
HDMII/F
NET BOARDNALAN-9121SD-20 to 27HDMI BOARD
NAHDM-9114SD-15 to 19
FLASH MEMORY
SD RAM
I2S
DSD
FL FR SL
SR
+20dB
SW
2
I2S
I2S
DSD
PHONO
OPTICAL IN 2
+29dB
+29dB
+29dB
+29dB
+29dB
+29dB
+29dB
ZONE2 LEFT
SB
R
LFRONT
SURR
SURRBACK
R
SUBWOOFER
CENTER
L
R
L
R
PRE OUT
CD
DC,DD Type Only
TUNER UNIT
HD RADIO:DC,DD Type only
AM LOOPANTENNA
FMANTENNA
SW
R
L
R
L
ZONE2 PREOUT/LINEOUTTONE
Q4204 R2S15211FPAudio Selector, Volume, Tone
0dB FIX
ZONE3 PREOUT/LINEOUT
ADC
-6dB
-6dB
Q3041CS42516
MAIN B
ZONE2
ZONE3
C2
RL
FL
FR
C
SW
SL
SR
SBL
SBR
Q43
05N
JU73
13A
HEADPHONES
(DVD audio,etc)
Q4306NJU7311A
0dB
Video REC
0dB
-6dB
-6dB
Q4405CS3318
VIDEO INAUX 2
AUX 1
Q4029TC94A46CFG
Analog Switch Array
Analog Switch
Analog Switch
Analog Switch
Volume
ch13
ch12
ch11
ch10
ch9
ch8
ch2
RIAA
XMSirrus
MAIN A
DIR
TONE0dB FIX
NJU7313A
ch7
ch6
ch5
Q4304NJU7312A
NJU7312A
0dB FIX
0dB FIX
123
SETUP MIC
321
OPTICAL OUT
COAX IN 3
MU
LTI C
HA
NN
EL
INP
UT
FL
FR
C
SW
SL
SR
SBL
SBR
LR
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
PCM1796DAC
PCM1796DAC
Q3701 Q3721 Q3741 Q3761 Q3781PCM1796
DACPCM1796
DACPCM1796
DAC
TC74VHC157FT MULTIPLEXER
. . . .
DSP BLOCKSD-10, 11
I2S/DSD
MULTIPLEXERTC74VHC157FT
Q3001TC74VHC157FT
Refer to SCHEMATIC DIAGRAM-9 and -29 (SD-9 and SD-29)for digital audio signal flow wave forms.
+6d
B
VLS
C
+6d
B
VLS
C
+6d
B
VLS
C
+6d
B
VLS
C
+6d
B
VLS
C
+6d
B
VLS
C
+6d
B
VLS
C
+6d
B
VLS
C
+6d
B
VLS
C
+6d
B
VLS
C
2nd DSP Q3501 TMS320D788E001BRFP266(SD-11)
1st DSP Q3401 TMS320D790E001BZDH275(SD-10)
3rd DSP Q3601 TMS320D707E001BRFP250(SD-11)
TX-NR906/NA906
BLOCK DIAGRAMS-2VIDEO SECTION
TX-NR906/NA906A
1
2
3
4
5
B C D E F G H
CBL/SAT
VCR/DVR
AUX 1
DVD
GAME/TV
MONITOR OUT
VCR/DVR OUT
MONITOR OUT
VCR/DVR OUT
S VIDEO OUTPUT
ZONE 2 OUT
AUX 2(FRONT)
CBL/SAT
VCR/DVR
AUX 1
DVD
GAME/TV
AUX 2(FRONT)
C
YC
YC
YC
YC
YC
Y
COMPOSITE VIDEO
COMPOSITE VIDEO
CB1
CR1
Y2
CB2
CR2
CR3
Y3
CB3
Y1
IN 1
IN 2
IN 3
Y
CB
CR
COMPONENT VIDEO
C
CB
CR
Y
Y CB
CR
CVBS
Y
C
HDBSC
Y CV
BS
HD
BP
Y
HD
BP
B
HD
BP
B
24MHz MAX
S VIDEO INPUT
COMPOSITE VIDEO
COMPONENT VIDEO
HDMI BOARD(NAHDM-9114, SD-15 to 19)
VIDEO BOARD (NAVD-9052, SD-6)
C Y
C Y
HDBCV12MHz MAX
HDBSY
MONITOR OUT
C-DET
MAIN
MAIN
Z2
Z2
NOTE MMP is short for MAIN MICROPROCESSOR.
S-DET
Z2 S-DET
Q2027NJU7312AM
VC
LV
DAT
AV
ST
B
Analog switch
LPF(12MHz)
LPF(12MHz)
LPF(12MHz)
LPF(6MHz)
Y
CB
CR
MAIN
Z2
Q2201NJW1321
74HC4051Analog Switch
Video Switch
Video Amp
Video Amp
Video Amp
VM
UT
Q2012,Q2013NJM2587
Q2012,Q2013NJM2587
Q2014MM1512Y/C Mix
BPF(140K-6MHz)
LPF(6MHz)
HDAPY
HDAPB
HDAPR
HD
AC
V
HD
AS
C
HD
AS
Y
Q2206NJM2586A 100MHz -3dB
LPF(12MHz)
LPF(12MHz)
LPF(6MHz)
LPF(6MHz)
LPF(12MHz)
BPF(140K-6MHz)
6dB DRV
DRV
MMP
6dB DRV
6dB DRV
6dB DRV
DRV6dB
6dB DRV
.
6dB
.
6dB
.
.
6dB
6dB
6dB
.
.
6dB
6dB
6dB
6dB
6dB DRV
6dB DRV
75
7575
75 75 75
6dB DRV
6dB DRV
6dB DRV
6dB DRV
6dB
MMP
MMP
MMPV
MMP
Refer to SCHEMATIC DIAGRAM-6, -17 and -29 (SD-6, SD-17 and SD-29)for video and HDMI signal waveforms.
TX-NR906/NA906
BLOCK DIAGRAMS-2VIDEO SECTION
A
1
2
3
4
5
B C D E F G H
CBL/SAT
VCR/DVR
AUX 1
DVD
GAME/TV
MONITOR OUT
VCR/DVR OUT
MONITOR OUT
VCR/DVR OUT
S VIDEO OUTPUT
ZONE 2 OUT
AUX 2(FRONT)
CBL/SAT
VCR/DVR
AUX 1
DVD
GAME/TV
AUX 2(FRONT)
C
YC
YC
YC
YC
YC
Y
COMPOSITE VIDEO
COMPOSITE VIDEO
CB1
CR1
Y2
CB2
CR2
CR3
Y3
CB3
Y1
IN 1
IN 2
IN 3
Y
CB
CR
COMPONENT VIDEO
C
CB
CR
Y
Y CB
CR
CVBS
Y
C
HDBSC
Y CV
BS
HD
BP
Y
HD
BP
B
HD
BP
B
24MHz MAX
S VIDEO INPUT
COMPOSITE VIDEO
COMPONENT VIDEO
HDMI BOARD(NAHDM-9114, SD-15 to 19)
VIDEO BOARD (NAVD-9052, SD-6)
C Y
C Y
HDBCV12MHz MAX
HDBSY
MONITOR OUT
C-DET
MAIN
MAIN
Z2
Z2
NOTE MMP is short for MAIN MICROPROCESSOR.
S-DET
Z2 S-DET
Q2027NJU7312AM
VC
LV
DAT
AV
ST
B
Analog switch
LPF(12MHz)
LPF(12MHz)
LPF(12MHz)
LPF(6MHz)
Y
CB
CR
MAIN
Z2
Q2201NJW1321
74HC4051Analog Switch
Video Switch
Video Amp
Video Amp
Video Amp
VM
UT
Q2012,Q2013NJM2587
Q2012,Q2013NJM2587
Q2014MM1512Y/C Mix
BPF(140K-6MHz)
LPF(6MHz)
HDAPY
HDAPB
HDAPR
HD
AC
V
HD
AS
C
HD
AS
Y
Q2206NJM2586A 100MHz -3dB
LPF(12MHz)
LPF(12MHz)
LPF(6MHz)
LPF(6MHz)
LPF(12MHz)
BPF(140K-6MHz)
6dB DRV
DRV
MMP
6dB DRV
6dB DRV
6dB DRV
DRV6dB
6dB DRV
.
6dB
.
6dB
.
.
6dB
6dB
6dB
.
.
6dB
6dB
6dB
6dB
6dB DRV
6dB DRV
75
7575
75 75 75
6dB DRV
6dB DRV
6dB DRV
6dB DRV
6dB
MMP
MMP
MMPV
MMP
Refer to SCHEMATIC DIAGRAM-6, -17 and -29 (SD-6, SD-17 and SD-29)for video and HDMI signal waveforms.
TX-NR906/NA906
BLOCK DIAGRAMS-3HDMI SECTION
TX-NR906/NA906A
1
2
3
4
5
B C D E F G H
HDASY
HDAPRHDAPBHDAPYHDACVHDASC
SD
A_V
DV
ES
CL_
VD
VE
INT
_VD
VD
_RS
T
OERX
VD
OF
F
HDBSYHDBCVHDBSC
HDBPRHDBPBHDBPY
SC
L_V
DV
E
RS
T_V
E
SD
A_V
DV
E
OE
DE
CT
H
VSYNCHSYNCFIELD/DE
Y(P10-19)ITU656
CR(P20-29)CB(P0-09)
LLCRTC
OEDEC
SC
L_R
XS
DA
_RX
RX
_RS
T
MU
TE
OU
T
INT
_RX
SC
DT
DDCSDA1
DDCSCL1VD_SCK
VD_SI
VD_STBVSYSRST
VD_SO
TXMUTERXMUTE
CE
C_I
O
VSYNCVOCLK
HSYNCFIELD/DE
HSYNCVSYNC
CR(P0,9)Y(0,9)CB(0,9)
VICLK
VIFLD1
VIDEN1
27MHz
CR
(O26
-O35
)Y
(O14
-O23
)C
B(O
2-O
11)
CR(O24-O35)CB(O0-O11)
Y(O12-O23)
FIELD/DEHSYNC
MCLK
Y
VSYNCICDK
CRCB
SD0_3LRCK_HDMIBCK_HDMI
SC
L_T
XS
DA
_TX
RS
T_T
XIN
T_T
X
OD
DC
_SD
AO
DD
C_S
CL
HP
LGD
ET
HD
MI_
PO
W
OETX
OE
RX
TH
CRY
CB
TX
DB
RX
DB
RE
SE
T
VS
PR
EQ
/BO
OT
+3.3VHD
+3.3VHD
+3.3VHD
OE444
OEEN
PRODDC1
HPR_R1
VID
EO
BO
AR
DN
AV
D-9
052
Q8701MPD70F3716GC
VIDEO MICROPROCESSOR
TO MAIN MICROPROCESSOR
TO MAIN MICROPROCESSOR
Q8405SN74CB3Q3305
HDMI RECIEVER
Q8501SiI9135
256 Mbit SDRAM X4
EVNODD
TO DSP BOARD
U8001VX-50
IP conversionScaler & OSD
U8031128 Mbit
FLASH MEMORY
HDMI INPUTMULTIPLEX
Q8101AD8196
VIDEO DECODER
R0X2R0X1R0X0R0XC
PR
ES
ET
SC
DT
INT
CS
DA
CS
CL
MU
TE
OU
T
MCLKOUTMCLKIN
SCKWS
SD0-7SPDIF
Y(O12-O23)CB(O0-O11)
CR(O24-035)DE
HSYNCVSYNC
ODCK
W1VICLK1
U5VICNTL0_VS
V3VICNTL1_HS
/RE
SE
T
Y24TXDB/DATA16
Y23RXDB
Y21TXDA
Y22RXDA
Y26TWIBDAT
U21TWIBCLK
Y25TWIADAT
V21TWIACLK
U22VOFIELD
VODAT(20,29)VODAT(10,19)
VODAT(0,9)
V22VOACT
W24VOHS
W23VOVS
W26VOCLK
FLA
SH
_CS
(0,1
)P
CI_
CB
E(1
.3)
PC
I_A
D(0
-31)
GP
IO(1
6,22
)
W2VICNTL3_DEN
V4VICNTL2_FIELDVIDAT(0,9)VIDAT(10,19)VIDAT(20,29)
AB11REFCLK
DSCL0DSDA0
R0PWR5V
R1X2R1X1R1X0R1XC
DSCL1DSDA1
R0PWR5V
Q8901ADV7320
VIDEO ENCODER
1RTC
2LLC
3VSYNC
4HSYNC
5FIELD/DE
8Y(P10-19)
21S
DA
22S
CLK
33R
ES
ET
B
91011
HDBSC
12HDBCV
13HDBSY
14HDBPR
15HDBPB
16HDBPY
Q8800ADV7401
71HDASY75HDASC
73HDACV
76_77HDAPY
74HDAPB
72HDAPR
3IN
TR
EQ
19_8
1S
DA
1_2
16_8
2S
CLK
1_2
78R
ES
ET
Y(P10-19)CB(P0-P9)
CR(P20-29)
98FIELD/DE
4HC/CS
99VS
36LLC
15SFL/SYNCOUT
11OE
11OE
D2+/-D1+/-D0+/-CK+/-
CERemoteDDC CLK
DDC DATA+5V
HP DET
D2+/-D1+/-D0+/-CK+/-
CERemoteDDC CLK
DDC DATA+5V
HP DET
HD
MI I
N 1
HD
MI I
N 2
HD
MI I
N 3
HD
MI I
N 4
D2+/-D1+/-D0+/-CK+/-
CERemoteDDC CLK
DDC DATA+5V
HP DET
D2+/-D1+/-D0+/-CK+/-
CERemoteDDC CLK
DDC DATA+5V
HP DET
1K
47K
Q8175BR24L02FV-W
5S
DA
6S
CL
7W
P8
VC
C1
A0
2A
1
3A
2
4G
ND
0
47K
5.6K
5.6K 0
Q8174
47K
11O
E
R851433
11O
E
+3.3V
Q8401Sil9134
IDCKVSYNCHSYNCDED16-23D0-7D8-15
SD0-3WSSCK
MCLK
SPDIFDSDCLKDSDDA
INT
RE
SE
T#
CS
CL
CS
DA
HPD
DSDADSCL
TXC+/-TX0+/-TX1+/-TX2+/-
HDMI TRANSMITTER
Q8451Sil9134
HDMI TRANSMITTER
4.7K
4.7K
+3.3V
47K
+3.3V
32
1
+13VS
Q83
05S
-812
C50
BU
C 1S
W
2G
ND
3
NC
4
VO
5
VIN
2K 2K
4.7K
104Z
10K
4.7K
10K
10K
4.7K
104Z
10K
10K10K
4.7K
AUX_D0AUX_D1
AUX_D2AUX_D3IN/P_D0IN/P_D1IN/P_D2IN/P_D3
AUX_C0AUX_C1
AUX_C2AUX_C3IN/P_C0IN/P_C1IN/P_C2IN/P_C3
AUX_B0AUX_B1
AUX_B2AUX_B3IN/P_B0IN/P_B1IN/P_B2IN/P_B3
AUX_A0AUX_A1
AUX_A2AUX_A3IN/P_A0IN/P_A1IN/P_A2IN/P_A3
I2C_SCLI2C_SDA
RESET
AUX_COM1AUX_COM0
AUX_COM3AUX_COM2
AUX_COM1AUX_COM0
AUX_COM3AUX_COM2
ON0/OP0
ON1/OP1ON2/OP2
ON3/OP3
ON0/OP0
ON1/OP1ON2/OP2
ON3/OP3
TC74VCX162827FT X2
20 bit BUS BUFFER
TC74VCX162827FT X2
20 bit BUS BUFFER
TC74VCX162827FT X2
20 bit BUS BUFFER
TC
74V
CX
1628
27F
T X
2
20 b
it B
US
BU
FF
ER
16 bit BUS BUFFER
11OE
TC74VCX162244 X21
1OE
HD
MI O
UT
MA
INH
DM
I OU
TS
UB
D2+/-D1+/-D0+/-CK+/-
CERemoteDDC CLKDDC DATA+5VHP DET
SN74CB3T3306DCT
11OE
21A
52A
4 GND 62B
31B
72OE
8VCC
DDCSDA2
DDCSCL2
+3.3VHD
PRODDC2
HPR_R2
1K
47K
Q8155BR24L02FV-W
5S
DA
6S
CL
7W
P8
VC
C1
A0
2A
1
3A
2
4G
ND
0
47K
5.6K
5.6K 0
Q8154
47K
SN74CB3T3306DCT
11OE
21A
52A
4 GND 62B
31B
72OE
8VCC
DDCSDA3
DDCSCL3
+3.3VHD
PRODDC3
HPR_R3
1K
47K
Q8125BR24L02FV-W
5S
DA
6S
CL
7W
P8
VC
C1
A0
2A
1
3A
2
4G
ND
0
47K
5.6K
5.6K 0
Q8124
47K
SN74CB3T3306DCT
11OE
21A
52A
4 GND 62B
31B
72OE
8VCC
DDCSDA4
DDCSCL4
+3.3VHD
PRODDC4
HPR_R4
1K
47K
Q8105BR24L02FV-W2 kbit EEPROM
5S
DA
6S
CL
7W
P8
VC
C1
A0
2A
1
3A
2
4G
ND
0
47K
5.6K
5.6K 0
Q8104
BUS Switch
47K
SN74CB3T3306DCT
11OE
21A
52A
4 GND 62B
31B
72OE
8VCC
Q8151AD8196
I2C_SCLI2C_SDA
RESET
16 b
it B
US
BU
FF
ER
TC
74V
CX
1622
44
HDMI BOARD(NAHDM-9114, SD-15 to 19)
VID
EO
BO
AR
DN
AV
D-9
052
OD
DC
_SD
AO
DD
C_S
CL
HP
LGD
ET
HD
MI_
PO
W
SC
L_T
XS
DA
_TX
RS
T_T
XIN
T_T
X
+3.3V
4.7K
4.7K
+3.3V
47K
+3.3V
32
1
+13VS
Q83
55N
JM28
60F
3-05
1
CO
NT
2
GN
D
3
BY
P
4
VO
5
VIN
2K 2K
IDCKVSYNCHSYNCDED16-23D0-7D8-15
SD0-3WSSCK
MCLK
SPDIFDSDCLKDSDDA
INT
RE
SE
T#
CS
CL
CS
DA
HPD
DSDADSCL
TXC+/-TX0+/-TX1+/-TX2+/-
HDMI Transmitter
D2+/-D1+/-D0+/-CK+/-
CERemoteDDC CLKDDC DATA+5VHP DET
Refer to SCHEMATIC DIAGRAM-17, -18 and -29(SD-17, SD-18 and SD-29) for HDMI signal waveforms.
2 kbit EEPROM
2 kbit EEPROM
2 kbit EEPROM
BUS Switch
BUS Switch
BUS Switch
BUS Switch
HDMI INPUTMULTIPLEX
TX-NR906/NA906
BLOCK DIAGRAMS-3HDMI SECTION
A
1
2
3
4
5
B C D E F G H
HDASY
HDAPRHDAPBHDAPYHDACVHDASC
SD
A_V
DV
ES
CL_
VD
VE
INT
_VD
VD
_RS
T
OERX
VD
OF
F
HDBSYHDBCVHDBSC
HDBPRHDBPBHDBPY
SC
L_V
DV
E
RS
T_V
E
SD
A_V
DV
E
OE
DE
CT
H
VSYNCHSYNCFIELD/DE
Y(P10-19)ITU656
CR(P20-29)CB(P0-09)
LLCRTC
OEDEC
SC
L_R
XS
DA
_RX
RX
_RS
T
MU
TE
OU
T
INT
_RX
SC
DT
DDCSDA1
DDCSCL1VD_SCK
VD_SI
VD_STBVSYSRST
VD_SO
TXMUTERXMUTE
CE
C_I
O
VSYNCVOCLK
HSYNCFIELD/DE
HSYNCVSYNC
CR(P0,9)Y(0,9)CB(0,9)
VICLK
VIFLD1
VIDEN1
27MHz
CR
(O26
-O35
)Y
(O14
-O23
)C
B(O
2-O
11)
CR(O24-O35)CB(O0-O11)
Y(O12-O23)
FIELD/DEHSYNC
MCLK
Y
VSYNCICDK
CRCB
SD0_3LRCK_HDMIBCK_HDMI
SC
L_T
XS
DA
_TX
RS
T_T
XIN
T_T
X
OD
DC
_SD
AO
DD
C_S
CL
HP
LGD
ET
HD
MI_
PO
W
OETX
OE
RX
TH
CRY
CB
TX
DB
RX
DB
RE
SE
T
VS
PR
EQ
/BO
OT
+3.3VHD
+3.3VHD
+3.3VHD
OE444
OEEN
PRODDC1
HPR_R1
VID
EO
BO
AR
DN
AV
D-9
052
Q8701MPD70F3716GC
VIDEO MICROPROCESSOR
TO MAIN MICROPROCESSOR
TO MAIN MICROPROCESSOR
Q8405SN74CB3Q3305
HDMI RECIEVER
Q8501SiI9135
256 Mbit SDRAM X4
EVNODD
TO DSP BOARD
U8001VX-50
IP conversionScaler & OSD
U8031128 Mbit
FLASH MEMORY
HDMI INPUTMULTIPLEX
Q8101AD8196
VIDEO DECODER
R0X2R0X1R0X0R0XC
PR
ES
ET
SC
DT
INT
CS
DA
CS
CL
MU
TE
OU
T
MCLKOUTMCLKIN
SCKWS
SD0-7SPDIF
Y(O12-O23)CB(O0-O11)
CR(O24-035)DE
HSYNCVSYNC
ODCK
W1VICLK1
U5VICNTL0_VS
V3VICNTL1_HS
/RE
SE
T
Y24TXDB/DATA16
Y23RXDB
Y21TXDA
Y22RXDA
Y26TWIBDAT
U21TWIBCLK
Y25TWIADAT
V21TWIACLK
U22VOFIELD
VODAT(20,29)VODAT(10,19)
VODAT(0,9)
V22VOACT
W24VOHS
W23VOVS
W26VOCLK
FLA
SH
_CS
(0,1
)P
CI_
CB
E(1
.3)
PC
I_A
D(0
-31)
GP
IO(1
6,22
)
W2VICNTL3_DEN
V4VICNTL2_FIELDVIDAT(0,9)VIDAT(10,19)VIDAT(20,29)
AB11REFCLK
DSCL0DSDA0
R0PWR5V
R1X2R1X1R1X0R1XC
DSCL1DSDA1
R0PWR5V
Q8901ADV7320
VIDEO ENCODER
1RTC
2LLC
3VSYNC
4HSYNC
5FIELD/DE
8Y(P10-19)
21S
DA
22S
CLK
33R
ES
ET
B
91011
HDBSC
12HDBCV
13HDBSY
14HDBPR
15HDBPB
16HDBPY
Q8800ADV7401
71HDASY75HDASC
73HDACV
76_77HDAPY
74HDAPB
72HDAPR
3IN
TR
EQ
19_8
1S
DA
1_2
16_8
2S
CLK
1_2
78R
ES
ET
Y(P10-19)CB(P0-P9)
CR(P20-29)
98FIELD/DE
4HC/CS
99VS
36LLC
15SFL/SYNCOUT
11OE
11OE
D2+/-D1+/-D0+/-CK+/-
CERemoteDDC CLK
DDC DATA+5V
HP DET
D2+/-D1+/-D0+/-CK+/-
CERemoteDDC CLK
DDC DATA+5V
HP DET
HD
MI I
N 1
HD
MI I
N 2
HD
MI I
N 3
HD
MI I
N 4
D2+/-D1+/-D0+/-CK+/-
CERemoteDDC CLK
DDC DATA+5V
HP DET
D2+/-D1+/-D0+/-CK+/-
CERemoteDDC CLK
DDC DATA+5V
HP DET
1K
47K
Q8175BR24L02FV-W
5S
DA
6S
CL
7W
P8
VC
C1
A0
2A
1
3A
2
4G
ND
0
47K
5.6K
5.6K 0
Q8174
47K
11O
E
R851433
11O
E
+3.3V
Q8401Sil9134
IDCKVSYNCHSYNCDED16-23D0-7D8-15
SD0-3WSSCK
MCLK
SPDIFDSDCLKDSDDA
INT
RE
SE
T#
CS
CL
CS
DA
HPD
DSDADSCL
TXC+/-TX0+/-TX1+/-TX2+/-
HDMI TRANSMITTER
Q8451Sil9134
HDMI TRANSMITTER
4.7K
4.7K
+3.3V
47K
+3.3V
32
1
+13VS
Q83
05S
-812
C50
BU
C 1S
W
2G
ND
3
NC
4
VO
5
VIN
2K 2K
4.7K
104Z
10K
4.7K
10K
10K
4.7K
104Z
10K
10K10K
4.7K
AUX_D0AUX_D1
AUX_D2AUX_D3IN/P_D0IN/P_D1IN/P_D2IN/P_D3
AUX_C0AUX_C1
AUX_C2AUX_C3IN/P_C0IN/P_C1IN/P_C2IN/P_C3
AUX_B0AUX_B1
AUX_B2AUX_B3IN/P_B0IN/P_B1IN/P_B2IN/P_B3
AUX_A0AUX_A1
AUX_A2AUX_A3IN/P_A0IN/P_A1IN/P_A2IN/P_A3
I2C_SCLI2C_SDA
RESET
AUX_COM1AUX_COM0
AUX_COM3AUX_COM2
AUX_COM1AUX_COM0
AUX_COM3AUX_COM2
ON0/OP0
ON1/OP1ON2/OP2
ON3/OP3
ON0/OP0
ON1/OP1ON2/OP2
ON3/OP3
TC74VCX162827FT X2
20 bit BUS BUFFER
TC74VCX162827FT X2
20 bit BUS BUFFER
TC74VCX162827FT X2
20 bit BUS BUFFER
TC
74V
CX
1628
27F
T X
2
20 b
it B
US
BU
FF
ER
16 bit BUS BUFFER
11OE
TC74VCX162244 X21
1OE
HD
MI O
UT
MA
INH
DM
I OU
TS
UB
D2+/-D1+/-D0+/-CK+/-
CERemoteDDC CLKDDC DATA+5VHP DET
SN74CB3T3306DCT
11OE
21A
52A
4 GND 62B
31B
72OE
8VCC
DDCSDA2
DDCSCL2
+3.3VHD
PRODDC2
HPR_R2
1K
47K
Q8155BR24L02FV-W
5S
DA
6S
CL
7W
P8
VC
C1
A0
2A
1
3A
2
4G
ND
0
47K
5.6K
5.6K 0
Q8154
47K
SN74CB3T3306DCT
11OE
21A
52A
4 GND 62B
31B
72OE
8VCC
DDCSDA3
DDCSCL3
+3.3VHD
PRODDC3
HPR_R3
1K
47K
Q8125BR24L02FV-W
5S
DA
6S
CL
7W
P8
VC
C1
A0
2A
1
3A
2
4G
ND
0
47K
5.6K
5.6K 0
Q8124
47K
SN74CB3T3306DCT
11OE
21A
52A
4 GND 62B
31B
72OE
8VCC
DDCSDA4
DDCSCL4
+3.3VHD
PRODDC4
HPR_R4
1K
47K
Q8105BR24L02FV-W2 kbit EEPROM
5S
DA
6S
CL
7W
P8
VC
C1
A0
2A
1
3A
2
4G
ND
0
47K
5.6K
5.6K 0
Q8104
BUS Switch
47K
SN74CB3T3306DCT
11OE
21A
52A
4 GND 62B
31B
72OE
8VCC
Q8151AD8196
I2C_SCLI2C_SDA
RESET
16 b
it B
US
BU
FF
ER
TC
74V
CX
1622
44HDMI BOARD(NAHDM-9114, SD-15 to 19)
VID
EO
BO
AR
DN
AV
D-9
052
OD
DC
_SD
AO
DD
C_S
CL
HP
LGD
ET
HD
MI_
PO
W
SC
L_T
XS
DA
_TX
RS
T_T
XIN
T_T
X
+3.3V
4.7K
4.7K
+3.3V
47K
+3.3V
32
1
+13VS
Q83
55N
JM28
60F
3-05
1
CO
NT
2
GN
D
3
BY
P
4
VO
5
VIN
2K 2K
IDCKVSYNCHSYNCDED16-23D0-7D8-15
SD0-3WSSCK
MCLK
SPDIFDSDCLKDSDDA
INT
RE
SE
T#
CS
CL
CS
DA
HPD
DSDADSCL
TXC+/-TX0+/-TX1+/-TX2+/-
HDMI Transmitter
D2+/-D1+/-D0+/-CK+/-
CERemoteDDC CLKDDC DATA+5VHP DET
Refer to SCHEMATIC DIAGRAM-17, -18 and -29(SD-17, SD-18 and SD-29) for HDMI signal waveforms.
2 kbit EEPROM
2 kbit EEPROM
2 kbit EEPROM
BUS Switch
BUS Switch
BUS Switch
BUS Switch
HDMI INPUTMULTIPLEX
TX-NR906/NA906
BLOCK DIAGRAMS-4NETWORK SECTION
TX-NR906/NA906A
1
2
3
4
5
B C D E F G H
PC
I Bus
Control Signal
A0-22
D0-15
A0-11,13,14
D0-31
D32-63
A0-11,13,14
Control Signal
Adress bus
Control Signal
Data bus
25M
Hz
PC
ICLK
(33.
3MH
z)
PCICLK2PCICLK3
48M
Hz
27MHz
25MHz
25MHz
PCICLK2
PCICLK3
PCI
PCI
PC
ICLK
2(33
.3M
Hz)
PC
ICLK
3(33
.3M
Hz)
25M
Hz
SK
DI
DO
CS
RX
DT
XD
XR
ES
ET
ST
AT
US
0R
ES
UM
EX
BO
OT
MO
DE
0
22.5
792M
Hz
SP
DIF
OU
TS
PD
IFIN
SPDIFOUTSPDIFIN
TX
DR
XD
+3.
3V+
7V
SD
A
SC
L
+1.
2V+
3.3V
SD
A
SC
L
49.1
52M
Hz
+2.
5V+
3.3V
+3.3V
+3.
3V
PCI
DP
1D
M1
+5V
MCLKBCLKLRCKSDATA
ZONE2LOUT
ZONE2ROUT
+7V -7V
+7V-7V
+3.3V+5V
P20
0R
J-45
ET
HE
RN
ET
LAN BOARDNALAN-9121SD-20 to 27
Q21
02S
B11
97K
Q211
EtherNet ControllerRTL8100CL-LF
Q206
PCI Audio
ENVY24MT-G
Q20
4
TO
AU
DIO
SE
CT
ION
(SD
-2)
FR
OM
MA
IN M
ICO
M S
EC
TIO
N
(S
D-8
)
TO DAC SECTION(SD-9)TO FRONTUSB TRM DEBUG TRM
D/A
Con
vert
erC
S43
44
LPF
Q202,Q203NE5532APSRVCVF + Buffer
LPF
Q20
5V
olta
ge R
egul
ator
S-8
17A
33A
NB
X20
0
X20
1
Q201
E2P-ROM
IS24C04A
Q200
RISC MICROPROCESSOR
R5S70900BGV
X203
Q21
6
Clo
ck G
ener
ator
CY
2239
3FX
CT
-01Q21
5
Clo
ck D
river
CD
CV
F25
05P
WR
X20
2
Q209E2P-RROM
M93C46-WDW6TP
Q20
7
E2P
-RO
M
IS24
C04
A
Q20
8
DC
-DC
con
vert
er
R12
32D
121B
Q21
2
Fla
sh R
OM
M29
W12
8FL7
0N6E
Q21
4
SD
RA
MK
4M56
3233
G-H
N75
Q21
3
SD
AR
M
K4M
5632
33G
-HN
75
TX-NR906/NA906
BLOCK DIAGRAMS-4NETWORK SECTION
A
1
2
3
4
5
B C D E F G H
PC
I Bus
Control Signal
A0-22
D0-15
A0-11,13,14
D0-31
D32-63
A0-11,13,14
Control Signal
Adress bus
Control Signal
Data bus
25M
Hz
PC
ICLK
(33.
3MH
z)
PCICLK2PCICLK3
48M
Hz
27MHz
25MHz
25MHz
PCICLK2
PCICLK3
PCI
PCI
PC
ICLK
2(33
.3M
Hz)
PC
ICLK
3(33
.3M
Hz)
25M
Hz
SK
DI
DO
CS
RX
DT
XD
XR
ES
ET
ST
AT
US
0R
ES
UM
EX
BO
OT
MO
DE
0
22.5
792M
Hz
SP
DIF
OU
TS
PD
IFIN
SPDIFOUTSPDIFIN
TX
DR
XD
+3.
3V+
7V
SD
A
SC
L
+1.
2V+
3.3V
SD
A
SC
L
49.1
52M
Hz
+2.
5V+
3.3V
+3.3V
+3.
3V
PCI
DP
1D
M1
+5V
MCLKBCLKLRCKSDATA
ZONE2LOUT
ZONE2ROUT
+7V -7V
+7V-7V
+3.3V+5V
P20
0R
J-45
ET
HE
RN
ET
LAN BOARDNALAN-9121SD-20 to 27
Q21
02S
B11
97K
Q211
EtherNet ControllerRTL8100CL-LF
Q206
PCI Audio
ENVY24MT-G
Q20
4
TO
AU
DIO
SE
CT
ION
(SD
-2)
FR
OM
MA
IN M
ICO
M S
EC
TIO
N
(S
D-8
)
TO DAC SECTION(SD-9)TO FRONTUSB TRM DEBUG TRM
D/A
Con
vert
erC
S43
44
LPF
Q202,Q203NE5532APSRVCVF + Buffer
LPF
Q20
5V
olta
ge R
egul
ator
S-8
17A
33A
NB
X20
0
X20
1
Q201
E2P-ROM
IS24C04A
Q200
RISC MICROPROCESSOR
R5S70900BGV
X203
Q21
6
Clo
ck G
ener
ator
CY
2239
3FX
CT
-01Q21
5
Clo
ck D
river
CD
CV
F25
05P
WR
X20
2
Q209E2P-RROM
M93C46-WDW6TP
Q20
7
E2P
-RO
M
IS24
C04
A
Q20
8
DC
-DC
con
vert
er
R12
32D
121B
Q21
2
Fla
sh R
OM
M29
W12
8FL7
0N6E
Q21
4
SD
RA
MK
4M56
3233
G-H
N75
Q21
3
SD
AR
M
K4M
5632
33G
-HN
75
TX-NR906/NA906
SCHEMATIC DIAGRAMS-1 (SD-1) AUDIO SECTION-1
TX-NR906/NA906A
1
2
3
4
5
B C D E F G H
Z3MUTEZ2MUTE
BTLR
BTLL
MainBR
MainBL
MainAR
SELSTBSELSDOSELCLK
TU_R
XM_RXM_L
TU_L
XM
_RX
M_L
PZ2RPZ2L
Z2VOLCLKZ2VOLSDO
-15V
MainAL
TUMUTE-15VCD
MCH_SBRMCH_SBLMCH_SRMCH_SLMCH_SW
MCH_C
MCH_SRMCH_SBLMCH_SBR
MCH_SWMCH_C
VIDEO5RVIDEO5L
TAPEOUTLTAPEOUTRVIDEOOUTLVIDEOOUTR
GND
SR_RSR_L
+15V
+15V
GND
Z2RZ2L
Z3RZ3L
MCH_SL
SURROUND
SURROUNDBACK
FRONT
MULTI CHINPUT
PH
ON
O
LZONE 2 PRE OUT/LINE OUT
R
LZONE 3 PRE OUT/LINE OUT
R
TAPE
TAPE OUT
CD
AUX1
GAME/TV
DVD
CBL/SAT
VCR/DVR OUT
VCR/DVR IN
TX-NR906 Only
NAASP-9051
R4606
330
R46
16
56K
R4607
330
R46
17
56K
C4614
47/50
R4604
330
R46
14
56K
R46
24 220K
C4615
47/50
R4605
330
R46
15
56K
R46
25
220K
C4624
47/50
R46
34
220K
C4625
47/50 R46
35
220K
R4602
330
R46
12
56K
R46
22
220K
R4603
330
R46
13
56K
R46
23
220K
R46
32
220K
R46
33
220K
R4601
330
R46
11
56K
R46
21
220K
C4043
47/50
R4033
330
R40
35
56K
R40
73
220K
C4044
47/50
R4034
330
R40
36
56K
R40
74
220K
C4039
47/50
R4029
330
R40
31
56K
R40
69
220K
C4040
47/50
R4030
330
R40
32
56K
R40
70
220K
C4089
102J
C4088
102J
C40
1522
1JC
4016
221J
C46
0122
1JC
4602
221J
C46
0322
1JC
4604
221J
C46
0522
1JC
4606
221J
C46
0722
1J
C4019
47/50
R40
37
220K
C4020
47/50
R40
38
220K
C4023
47/50
R4009
330
R40
11
56K
R40
47
220K
C4024
47/50
R4010
330
R40
12
56K
R40
48
220K
C40
0522
1JC
4006
221J
C4087
102J
R40
04
56K
R4006
330
R4041
10R4045220
R4042
10
R4046
220
C40
0322
1J
C4616
47/50
R46
26
220K
C4617
47/50 R46
27
220K
C4626
47/50
R46
36
220K
C4627
47/50 R46
37
220K
R4043
100
R4044100
R41220
Q4026
R4161
10K
R4162
10K
R4164220K
C4112
47/50R4160
10K
C4111
47/50 R4163220K
R4159
10K
R40
07
220K
R40
08
220K
R41
26
220K
R41
25
220K
R4005
330
R40
03
56K
R41210
C4623
47/50
C4613
47/50
C4612
47/50
C4611
47/50
Q4025
R4257 220KR4600
330
C46
0022
1J
C4610
47/50
R46
20
220K
R46
10
56K
C40
1722
1KC
4018
221K
C40
0122
1KC
4002
221K
Q4002BNE5532
5
67
8
Q4002A
NE55322
3
4
1
Q4014BNE5532
5
67
8
Q4014ANE5532
2
3
4
1
Q4015B
NE55325
67
8
Q4015A
NE5532
2
3
4
1
Q4001B
NE55325
67
8
Q4001A
NE5532
2
3
4
1
Q4040B
NE55325
67
8
Q4040A
NE5532
2
3
4
1
Q4041B
NE55325
67
8
Q4041A
NE5532
2
3
4
1
Q4042B
NE55325
67
8
Q4042A
NE5532
2
3
4
1
Q4043B
NE55325
67
8
Q4043A
NE5532
2
3
4
1
R41
58
220K
R41
57
220K
C4108
47/50
C4107
47/50
R41
56
220K
C4106
47/50
R41
55
220K
C4105
47/50
R41
54
220K
R41
53
220K
C4104
47/50
C4103
47/50
C4102
47/50
R41
51
220K
R41
52
220K
C4101
47/50
Q4030B
NE5532AP
6
5
4
7
R40
8056
K
R40
79
56K
C4622
47/50
R4220
220Q4206
RN1441
R42
18
220K
Q4205
RN1441
R4219
220
Q4210
RN1441
C4219
47/50
C4220
47/50
R4221
100
R4222
100
R4224
10Q4208
RN1441
R4223
10Q4207
RN1441
R4236
10
Q4212
RN1441
R4234
100
R4235
10Q4211
RN1441
R4233
100
R42
2622
0K
C42
17
221J
R42
2522
0K
C42
2222
1J
R42
3822
0K
C42
2122
1J
R42
3722
0K
R4239
47
R4240
47
R4227
47
C4243
102J
R4232
220
R4231
220
R42
30
220K
R42
29
220K
R4228
47
R42
17
220K
C4216
47/50
C4215
47/50
C42
1822
1J
Q4209
RN1441
R4258
220K
R41232.2K
R41242.2K
R4166100
R41
6710
0KR
4168
100K
R416947K
R4171100K
R4165100
R4170
100
C411947/50
C4120
47/50
Q4031A
NE5532AP3
21
8
Q4031B
NE5532AP
6
5
4
7
C40
5522
1KC
4056
221K
RN1441
RN1441
P40
30A
987
C40
8110
0/50
C40
83
100/
50
C40
85
100/
50
C40
94
100/
50
C4027
47/50R
4019
56K
R40
57
220K
C4028
47/50
R4018
330 R40
20
56K
R40
58
220K
C40
0922
1JC
4010
221J
Q4011A
NE55322
3
4
1
Q4011B
NE5532
5
67
8R4017
330
C4031
47/50
R4021
330
R40
23
56K
R40
61
220K
C4032
47/50
R4022
330
R40
24
56K
R40
62
220K
C40
1122
1J
C40
1222
1J
Q4012A
NE55322
3
4
1
Q4012B
NE5532
5
67
8
C4035
47/50
R4025
330
R40
27
56K
R40
65
220K
C4036
47/50
R4026
330
R40
28
56K
R40
66
220K
C40
1322
1JC
4014
221J
Q4013B
NE5532
5
67
8
Q4013A
NE55322
3
4
1
R40
15
220K
R40
16
220K
R4051
10
R4053100
R4052
10
R4054
100
C40
0722
1JC
4008
221J
R4056
220
R4055220
R4014
47
R4013
47
C4090
102J
P40
07
P40
01
P40
04P
4005
R4001
330
R4002
330
P4008
P40
33A
12345678910111213
R41
2910
K
R41
3010
KR
4131
10K
R4115
22(1/2W)
R411622(1/2W)
R4118
22(1/2W)
R4119
22(1/2W)
R4120
22(1/2W)
R4128
22(1/2W)
R412722(1/2W)
P40
06P
4003
Q4029
ANALOG SW ARRAY
TC94A46CFG
80
80 S04
79
79 NC
78 S0377 NC76 S0275 NC74 S0173 NC72 NC71 S0170 NC69 S0268 NC67 S0366
66 NC
65
65 S04
64N
C63
S05
62N
C61
S06
60N
C59
S07
58N
C57
S08
56N
C55
S09
54N
C53
S10
52N
C51
S11
50N
C49
S12
48N
C47
S13
46N
C45
S14
44N
C43
CO
M1
42N
C41
CO
M2
40
38 NC
39
39 COM3
3840 NC37VDD
36NC
35CS2
34STB
33DATA
32CK
31GND
30CS1
29NC
28VSS
27
27 NC
26
26 COM3
25
25 NC
24C
OM
2
23N
C
22C
OM
1
21N
C
20S
14
19N
C
18S
13
17N
C
16S
12
15N
C
14S
11
13N
C
12S
10
11N
C
10S
09
9N
C
8S
08
7N
C
6S
07
5N
C
4S
06
3N
C
2S
05
1N
C
R4117
22(1/2W)
P40
32A
12345678
Q4030A
NE5532AP3
21
8
Q4032A
NE5532AP
2
31
8
Q4032B
NE5532AP
5
6
4
7
P40
30A
123456
C40
0422
1J
R4176220
C4176152J
R4175220
Q40182SC2240-BL
Q4017
2SC2240-BL
R40893.3K
Q4023BNE5532
23
1
Q4023A
NE5532
5
6 4
7
8
R40
8422
KR
4083 22
K
R40903.3K
R40923.3K
C40
6047
/50
C40
5947
/50
R40
87
2.7K
R4095470K
R40
97
820
R40913.3K
R40
85
220K
R40
88
2.7K
Q40222SC2712
R4096
470KR4094
39K
R40
98 820
R40
86
220K
Q40212SC2712
D40
02
UDZS5.6B
D40
01
UDZS5.6B
R41
33
220
R41
34
220
R41
3522
0R
4136
220
C4065182J
C4064682J
C4066182J
C40
61
220/
25C
4062
220/
25
C4063
682J
R4099820
C406722/50
R41
02
220K
C40
7022
2J
C40
80
220/
25
R4100
820
C4068
22/50
C40
69
222J
Q4019
2SC2240-BL
Q4020
2SC2240-BL
R4114
100(1/2W)
R40
812.
7K(1
/2W
)R
4082
2.7K
(1/2
W)
P40
30B
789
P40
30B
654321
C40
79
220/
25
R41
01
220K
C4057
47/50
C405847/50
Q42912SC2120
D42
92
UD
ZS
7.5B
D42
91
UD
ZS
7.5B
C42
9122
0/25
R42
94
1.5K
R42
93
1.5K
R4291
47(1/2W)
C42
9222
0/25
C42
9347
/50
C42
9447
/50
R429247(1/2W)
C42
9522
0/25
C42
9622
0/25
C42
1347
/50
C42
4047
/50
C42
14
47/5
0
C42
3347
/50 C42
3647
/50 C42
3547
/50 C
4238
47/5
0 C42
3747
/50
C42
3947
/50
Q42922SA950
P40
33B
12345
-14.4V
6789
10111213
R4256 10KR4255 10K
Q4204
SELECTORVOL, TONE
R2S15211FP
40 MONO39 SUBL38 SUBR37 ADCR36 ADCL35 FRIN234 FLIN233 SRIN232 SLIN231 SWIN230 CIN229 SBRIN228 SBLIN227
27 TRE_R26 BASS_R2
25
25 BASS_R1
24A
VC
C23
TR
E_L
22B
AS
S_L
221 2
0B
AS
S_L
1F
RC
19F
RO
UT
18A
GN
D17
FLO
UT
16F
LC15
6-C
146-
OU
T13
AG
ND
125-
OU
T11
5-C
104-
C9
4-O
UT
8A
GN
D7
3-O
UT
63-
C5
2-C
42-
OU
T3
AG
ND
21-
OU
T1
1-C 80
80 SBRIN179
79 SBLIN178SRIN1
77SLIN1
76SWIN1
75CIN1
74FRIN1
73FLIN1
72RECL3
71RECR3
70INL11/RECL5
69
69 INR11/RECR5
68
68 INL10/RECL4
67
67 INR10/RECR4
66
66 INLB/RECL2
65
65 INRB/RECR2
64IN
L9
63IN
R9
62IN
LA/R
EC
L1
61IN
RA
/RE
CR
1
60IN
L8
59IN
R8
58IN
L7
57IN
R7
56IN
L6
55IN
R6
54IN
L5
53IN
R5
52IN
L4
51IN
R4
50IN
L3
49IN
R3
48IN
L2
47IN
R2
46IN
L1
45IN
R1
44A
VE
E
43C
LOC
K
42
42 D
ATA
41
41 D
GN
D
C4206
47/50
Q4202B
NE5532AP
6
5
4
7
Q4202A
NE5532AP3
21
8
Q4201B
NE5532AP
6
5
4
7
Q4201A
NE5532AP3
21
8
C4205
47/50
C4201
47/50
R42
01
220K
C4202
47/50
R42
02
220K
C4203
47/50
C4204
47/50
R42
03
220K
R42
04
220K
R42
05
220K
R42
06
220K
C4207
47/50
C4208
47/50
R42
07
220K
R42
08
220K
P40
32B
87654321
R4078
1K
R40771K
C4175152J
R4093
39K
R41
791.
2K
R41
801.
2K
C40
91
221K
+6.9V
-6.9V
+14.4V
-14.4V
+14.4V
-14.4V
-14.4V
+14.4V
R4113
100(1/2W)
C4232474J
R42541.8K
C4228223J
C4230 823J
C42
2722
3J
C42
2982
3J
C42
3447/5
0
R42
531.
8KC
4231
474J
R41
77 1K
C41
77
221J
R41
781K
C41
78221J
NAASP-9050(1/2) U06 AMPLIFIER PC BOARD
U32 AMPLIFIER PC BOARD
U07 PHONO PC BOARD
NAASP-9080
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
CENTER
SUB WOOFER
L
R
L
R
L
RL
R
TO N
AA
SP
-905
0(2/
2)S
D-2
TO N
AA
SP
-905
0(2/
2)S
D-2
TO NALAN-9121(SD-27:G2)
SD-x:XY is short for Shcematic Diagram-x andeach socket's location, X=A to H, Y=1 to 5.
+14.4V
-14.4V
-14.4V
-14.0V
+14.4V
+14.4V
+14.0V
TUNER
TX-NA906 Only
(TX-NA906 Only)
C407547/50
R41
07
220K
C4076
47/50
R41
08
220K
R41
05
56K
R4104
330
R41
06
56K
R4103330
C40
7322
1JC
4074
221J
Q4016B
NE55325
67
8
Q4016A
NE5532
2
3
4
1
P40
01
L
R
+7V
-7V
GN
DN
ET
NE
T_L
GN
DN
ET
NE
T_R
P202B654321
TX-NR906/NA906
SCHEMATIC DIAGRAMS-1 (SD-1) AUDIO SECTION-1
A
1
2
3
4
5
B C D E F G H
Z3MUTEZ2MUTE
BTLR
BTLL
MainBR
MainBL
MainAR
SELSTBSELSDOSELCLK
TU_R
XM_RXM_L
TU_L
XM
_RX
M_L
PZ2RPZ2L
Z2VOLCLKZ2VOLSDO
-15V
MainAL
TUMUTE-15VCD
MCH_SBRMCH_SBLMCH_SRMCH_SLMCH_SW
MCH_C
MCH_SRMCH_SBLMCH_SBR
MCH_SWMCH_C
VIDEO5RVIDEO5L
TAPEOUTLTAPEOUTRVIDEOOUTLVIDEOOUTR
GND
SR_RSR_L
+15V
+15V
GND
Z2RZ2L
Z3RZ3L
MCH_SL
SURROUND
SURROUNDBACK
FRONT
MULTI CHINPUT
PH
ON
O
LZONE 2 PRE OUT/LINE OUT
R
LZONE 3 PRE OUT/LINE OUT
R
TAPE
TAPE OUT
CD
AUX1
GAME/TV
DVD
CBL/SAT
VCR/DVR OUT
VCR/DVR IN
TX-NR906 Only
NAASP-9051
R4606
330
R46
16
56K
R4607
330
R46
17
56K
C4614
47/50
R4604
330
R46
14
56K
R46
24 220K
C4615
47/50
R4605
330
R46
15
56K
R46
25
220K
C4624
47/50
R46
34
220K
C4625
47/50 R46
35
220K
R4602
330
R46
12
56K
R46
22
220K
R4603
330
R46
13
56K
R46
23
220K
R46
32
220K
R46
33
220K
R4601
330
R46
11
56K
R46
21
220K
C4043
47/50
R4033
330
R40
35
56K
R40
73
220K
C4044
47/50
R4034
330
R40
36
56K
R40
74
220K
C4039
47/50
R4029
330
R40
31
56K
R40
69
220K
C4040
47/50
R4030
330
R40
32
56K
R40
70
220K
C4089
102J
C4088
102J
C40
1522
1JC
4016
221J
C46
0122
1JC
4602
221J
C46
0322
1JC
4604
221J
C46
0522
1JC
4606
221J
C46
0722
1J
C4019
47/50
R40
37
220K
C4020
47/50
R40
38
220K
C4023
47/50
R4009
330
R40
11
56K
R40
47
220K
C4024
47/50
R4010
330
R40
12
56K
R40
48
220K
C40
0522
1JC
4006
221J
C4087
102J
R40
04
56K
R4006
330
R4041
10R4045220
R4042
10
R4046
220
C40
0322
1J
C4616
47/50
R46
26
220K
C4617
47/50 R46
27
220K
C4626
47/50
R46
36
220K
C4627
47/50 R46
37
220K
R4043
100
R4044100
R41220
Q4026
R4161
10K
R4162
10K
R4164220K
C4112
47/50R4160
10K
C4111
47/50 R4163220K
R4159
10K
R40
07
220K
R40
08
220K
R41
26
220K
R41
25
220K
R4005
330
R40
03
56K
R41210
C4623
47/50
C4613
47/50
C4612
47/50
C4611
47/50
Q4025
R4257 220KR4600
330
C46
0022
1J
C4610
47/50
R46
20
220K
R46
10
56K
C40
1722
1KC
4018
221K
C40
0122
1KC
4002
221K
Q4002BNE5532
5
67
8
Q4002A
NE55322
3
4
1
Q4014BNE5532
5
67
8
Q4014ANE5532
2
3
4
1
Q4015B
NE55325
67
8
Q4015A
NE5532
2
3
4
1
Q4001B
NE55325
67
8
Q4001A
NE5532
2
3
4
1
Q4040B
NE55325
67
8
Q4040A
NE5532
2
3
4
1
Q4041B
NE55325
67
8
Q4041A
NE5532
2
3
4
1
Q4042B
NE55325
67
8
Q4042A
NE5532
2
3
4
1
Q4043B
NE55325
67
8
Q4043A
NE5532
2
3
4
1
R41
58
220K
R41
57
220K
C4108
47/50
C4107
47/50
R41
56
220K
C4106
47/50
R41
55
220K
C4105
47/50
R41
54
220K
R41
53
220K
C4104
47/50
C4103
47/50
C4102
47/50
R41
51
220K
R41
52
220K
C4101
47/50
Q4030B
NE5532AP
6
5
4
7
R40
8056
K
R40
79
56K
C4622
47/50
R4220
220Q4206
RN1441
R42
18
220K
Q4205
RN1441
R4219
220
Q4210
RN1441
C4219
47/50
C4220
47/50
R4221
100
R4222
100
R4224
10Q4208
RN1441
R4223
10Q4207
RN1441
R4236
10
Q4212
RN1441
R4234
100
R4235
10Q4211
RN1441
R4233
100
R42
2622
0K
C42
17
221J
R42
2522
0K
C42
2222
1J
R42
3822
0K
C42
2122
1J
R42
3722
0K
R4239
47
R4240
47
R4227
47
C4243
102J
R4232
220
R4231
220
R42
30
220K
R42
29
220K
R4228
47
R42
17
220K
C4216
47/50
C4215
47/50
C42
1822
1J
Q4209
RN1441
R4258
220K
R41232.2K
R41242.2K
R4166100
R41
6710
0KR
4168
100K
R416947K
R4171100K
R4165100
R4170
100
C411947/50
C4120
47/50
Q4031A
NE5532AP3
21
8
Q4031B
NE5532AP
6
5
4
7
C40
5522
1KC
4056
221K
RN1441
RN1441
P40
30A
987
C40
8110
0/50
C40
83
100/
50
C40
85
100/
50
C40
94
100/
50
C4027
47/50
R40
19
56K
R40
57
220K
C4028
47/50
R4018
330 R40
20
56K
R40
58
220K
C40
0922
1JC
4010
221J
Q4011A
NE55322
3
4
1
Q4011B
NE5532
5
67
8R4017
330
C4031
47/50
R4021
330
R40
23
56K
R40
61
220K
C4032
47/50
R4022
330
R40
24
56K
R40
62
220K
C40
1122
1J
C40
1222
1J
Q4012A
NE55322
3
4
1
Q4012B
NE5532
5
67
8
C4035
47/50
R4025
330
R40
27
56K
R40
65
220K
C4036
47/50
R4026
330
R40
28
56K
R40
66
220K
C40
1322
1JC
4014
221J
Q4013B
NE5532
5
67
8
Q4013A
NE55322
3
4
1
R40
15
220K
R40
16
220K
R4051
10
R4053100
R4052
10
R4054
100
C40
0722
1JC
4008
221J
R4056
220
R4055220
R4014
47
R4013
47
C4090
102J
P40
07
P40
01
P40
04P
4005
R4001
330
R4002
330
P4008
P40
33A
12345678910111213
R41
2910
K
R41
3010
KR
4131
10K
R4115
22(1/2W)
R411622(1/2W)
R4118
22(1/2W)
R4119
22(1/2W)
R4120
22(1/2W)
R4128
22(1/2W)
R412722(1/2W)
P40
06P
4003
Q4029
ANALOG SW ARRAY
TC94A46CFG
80
80 S04
79
79 NC
78 S0377 NC76 S0275 NC74 S0173 NC72 NC71 S0170 NC69 S0268 NC67 S0366
66 NC
65
65 S04
64N
C63
S05
62N
C61
S06
60N
C59
S07
58N
C57
S08
56N
C55
S09
54N
C53
S10
52N
C51
S11
50N
C49
S12
48N
C47
S13
46N
C45
S14
44N
C43
CO
M1
42N
C41
CO
M2
40
38 NC
39
39 COM3
3840 NC37VDD
36NC
35CS2
34STB
33DATA
32CK
31GND
30CS1
29NC
28VSS
27
27 NC
26
26 COM3
25
25 NC
24C
OM
2
23N
C
22C
OM
1
21N
C
20S
14
19N
C
18S
13
17N
C
16S
12
15N
C
14S
11
13N
C
12S
10
11N
C
10S
09
9N
C
8S
08
7N
C
6S
07
5N
C
4S
06
3N
C
2S
05
1N
C
R4117
22(1/2W)
P40
32A
12345678
Q4030A
NE5532AP3
21
8
Q4032A
NE5532AP
2
31
8
Q4032B
NE5532AP
5
6
4
7
P40
30A
123456
C40
0422
1J
R4176220
C4176152J
R4175220
Q40182SC2240-BL
Q4017
2SC2240-BL
R40893.3K
Q4023BNE5532
23
1
Q4023A
NE5532
5
6 4
7
8
R40
8422
KR
4083 22
K
R40903.3K
R40923.3K
C40
6047
/50
C40
5947
/50
R40
87
2.7K
R4095470K
R40
97
820
R40913.3K
R40
85
220K
R40
88
2.7K
Q40222SC2712
R4096
470KR4094
39K
R40
98 820
R40
86
220K
Q40212SC2712
D40
02
UDZS5.6B
D40
01
UDZS5.6B
R41
33
220
R41
34
220
R41
3522
0R
4136
220
C4065182J
C4064682J
C4066182J
C40
61
220/
25C
4062
220/
25
C4063
682J
R4099820
C406722/50
R41
02
220K
C40
7022
2J
C40
80
220/
25
R4100
820
C4068
22/50
C40
69
222J
Q4019
2SC2240-BL
Q4020
2SC2240-BL
R4114
100(1/2W)
R40
812.
7K(1
/2W
)R
4082
2.7K
(1/2
W)
P40
30B
789
P40
30B
654321
C40
79
220/
25
R41
01
220K
C4057
47/50
C405847/50
Q42912SC2120
D42
92
UD
ZS
7.5B
D42
91
UD
ZS
7.5B
C42
9122
0/25
R42
94
1.5K
R42
93
1.5K
R4291
47(1/2W)
C42
9222
0/25
C42
9347
/50
C42
9447
/50
R429247(1/2W)
C42
9522
0/25
C42
9622
0/25
C42
1347
/50
C42
4047
/50
C42
14
47/5
0
C42
3347
/50 C42
3647
/50 C42
3547
/50 C
4238
47/5
0 C42
3747
/50
C42
3947
/50
Q42922SA950
P40
33B
12345
-14.4V
6789
10111213
R4256 10KR4255 10K
Q4204
SELECTORVOL, TONE
R2S15211FP
40 MONO39 SUBL38 SUBR37 ADCR36 ADCL35 FRIN234 FLIN233 SRIN232 SLIN231 SWIN230 CIN229 SBRIN228 SBLIN227
27 TRE_R26 BASS_R2
25
25 BASS_R1
24A
VC
C23
TR
E_L
22B
AS
S_L
221 2
0B
AS
S_L
1F
RC
19F
RO
UT
18A
GN
D17
FLO
UT
16F
LC15
6-C
146-
OU
T13
AG
ND
125-
OU
T11
5-C
104-
C9
4-O
UT
8A
GN
D7
3-O
UT
63-
C5
2-C
42-
OU
T3
AG
ND
21-
OU
T1
1-C 80
80 SBRIN179
79 SBLIN178SRIN1
77SLIN1
76SWIN1
75CIN1
74FRIN1
73FLIN1
72RECL3
71RECR3
70INL11/RECL5
69
69 INR11/RECR5
68
68 INL10/RECL4
67
67 INR10/RECR4
66
66 INLB/RECL2
65
65 INRB/RECR2
64IN
L9
63IN
R9
62IN
LA/R
EC
L1
61IN
RA
/RE
CR
1
60IN
L8
59IN
R8
58IN
L7
57IN
R7
56IN
L6
55IN
R6
54IN
L5
53IN
R5
52IN
L4
51IN
R4
50IN
L3
49IN
R3
48IN
L2
47IN
R2
46IN
L1
45IN
R1
44A
VE
E
43C
LOC
K
42
42 D
ATA
41
41 D
GN
D
C4206
47/50
Q4202B
NE5532AP
6
5
4
7
Q4202A
NE5532AP3
21
8
Q4201B
NE5532AP
6
5
4
7
Q4201A
NE5532AP3
21
8
C4205
47/50
C4201
47/50
R42
01
220K
C4202
47/50
R42
02
220K
C4203
47/50
C4204
47/50
R42
03
220K
R42
04
220K
R42
05
220K
R42
06
220K
C4207
47/50
C4208
47/50
R42
07
220K
R42
08
220K
P40
32B
87654321
R4078
1K
R40771K
C4175152J
R4093
39K
R41
791.
2K
R41
801.
2K
C40
91
221K
+6.9V
-6.9V
+14.4V
-14.4V
+14.4V
-14.4V
-14.4V
+14.4V
R4113
100(1/2W)
C4232474J
R42541.8K
C4228223J
C4230 823J
C42
2722
3J
C42
2982
3J
C42
3447/5
0
R42
531.
8KC
4231
474J
R41
77 1K
C41
77
221J
R41
781K
C41
78221J
NAASP-9050(1/2) U06 AMPLIFIER PC BOARD
U32 AMPLIFIER PC BOARD
U07 PHONO PC BOARD
NAASP-9080
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
CENTER
SUB WOOFER
L
R
L
R
L
RL
R
TO N
AA
SP
-905
0(2/
2)S
D-2
TO N
AA
SP
-905
0(2/
2)S
D-2
TO NALAN-9121(SD-27:G2)
SD-x:XY is short for Shcematic Diagram-x andeach socket's location, X=A to H, Y=1 to 5.
+14.4V
-14.4V
-14.4V
-14.0V
+14.4V
+14.4V
+14.0V
TUNER
TX-NA906 Only
(TX-NA906 Only)
C407547/50
R41
07
220K
C4076
47/50
R41
08
220K
R41
05
56K
R4104
330
R41
06
56K
R4103330
C40
7322
1JC
4074
221J
Q4016B
NE55325
67
8
Q4016A
NE5532
2
3
4
1
P40
01
L
R
+7V
-7V
GN
DN
ET
NE
T_L
GN
DN
ET
NE
T_R
P202B654321
TX-NR906/NA906
SCHEMATIC DIAGRAMS-2 (SD-2) AUDIO SECTION-2
TX-NR906/NA906A
1
2
3
4
5
B C D E F G H
VO
LSD
O
BTLRMCH_SBR
PZ2R
BTLLMCH_SBL
PZ2L
VIDEO5R
MainAR
MainAL
VIDEO5L
-15V
VO
LCS
HPDET
MCH_SW
VIDEOOUTLTAPEOUTL
MCH_SL
MCH_C
GND
GNDDG
MCH_SR
MainBL
MainBR
VIDEOOUTRTAPEOUTR
MIXL
MIXR
C
SR
SBR
R
L
SBL
SL
MIC
AD
RA
DL
GN
DA
UX
2
GN
DA
GN
DA
AU
X2_
LA
UX
2_R
-15V
A+
15V
A
DA
CF
LD
AC
FR
DA
CC
DA
CS
WD
AC
SL
DA
CS
R
DA
CS
BL
DA
CS
BR
DA
CS
WR
DA
CC
RA
SW
ST
B
GN
DA
GN
DD
GH
PD
ET
HP
RL
VO
LCS
VO
LSD
OV
OLC
LK
AM
UT
ES
BZ
2MU
TE
AS
WS
DO
AS
WC
LK
VO
LMU
TE
VO
LRS
T
SE
LST
BS
ELS
DO
SE
LCLK
Z2V
OLC
LKZ
2VO
LSD
O
Z2M
UT
E
TU
_L
SR
_RS
R_L
XM
_LT
U_R
TU
MU
TE
RE
CM
UT
E
Z3M
UT
E
GND
XM
_RG
ND
XM
SP
RLF
SP
RLS
B
+15V
FR
_SL
_SBL
FL
_FL
_FR
_C
_SW
_SBR
_SR
HP_R
HP_L
VO
LMU
TE
VO
LCLK
VO
LRS
T
Down Mix
HEADPHONE AMP
PR
E O
UT
TO N
ATR
M-9
055
SD
-7:C
2
+12VRLGND
GND+15V
+14.4V
-15V
-14.4V
TO N
AA
F-9
039
SD
-5:A
1TO
NA
DIS
-908
8(JL
4103
B)
SD
-13:
G2
TO NAAR-9075SD-8:F4
TO NAAR-9075SD-8:G4
C431647/50
R43
30
220K
R4324
10K
R4321
10K
R4322
10KR4328
10K
R4306 1.5KR4304180
R4303180
Q43
06N
JU73
11A
AN
ALO
G S
W
1V
EE L1 L2
L-C
OM
1L3 L4
L-C
OM
2 L5 L6L-
CO
M3
L7L-
CO
M4
NC
ST
VS
SC
KD
ATA
NC
R-C
OM
4R
7
R-C
OM
3R
6R
5
R-C
OM
2R
4R
3
R-C
OC
1R
2R
1V
DD
R4327
10K R4323
10KC431547/50
R46
41
220K
R46
42
220K
R46
43
220K
R46
44
220K
R46
45
220K
Q4621RN1441
R4661
100
R4651
220 Q4611
RN1441
Q4622RN1441
R4662
100Q4612
RN1441
Q4623RN1441
R4663
100
R4653
220
R4652
220
Q4613
RN1441
Q4624RN1441
R4664
100Q4614
RN1441
Q4625RN1441
R4665
100
R4655
220
R4654
220
Q4615
RN1441
R45
0422
0K
D45
04D
4502 1S
S35
2
D45
081S
S35
2
D4506
1SS
352
R4502
1.8K
C4502
47/50
R45
03
220K
D45
03
1SS
352
D45
07
D4505
1SS
352
R4507
5.6K
C440747/50
R4337 10K
R433910K
R433810K
R4340
10K
R434110K
R434210K
R4344
10K
R434510K
R4319
10K
R4320
10K
R4316
10K
R46
46
220K
R46
47
220K
Q4626RN1441
R4666
100Q4616
RN1441
Q4627RN1441
R4667
100
R4657
220
R4656
220
Q4617
RN1441
R4307 12K
R4308 12K
R45
052.2K
R45
06
2.2K
R4508
5.6K
R44
171.
8K
R4415
220K
C46
53
47/5
0
R44162.2K
C44
20
47/5
0
R4414220K
R4413
220K
R4309 2.2K
R4310 2.2K
R431112K
R431212K
R43132.2K
R4314 2.2K
R4315
10K
R44
1818
K
Q44032SC2712
Q44042SA1162
D4403
UD
Z3.
3B
R4501
1.8KC4501
47/50
D45
01
C4505104
D4509
1SS352
R46
40
220K
R4650
220
R4660
100Q4610
RN1441 Q4620RN1441
R43051.5K
Q44
06A
NE
5532
AP
4
1
8
32
Q44
06B
NE
5532
AP
765
C441510/50
C44
1410
/50
C441310/50
C440347/50
C440447/50
Q43
04N
JU73
12A
VS
SS
TN
CL-
CO
M3
L8L7L-
CO
M2
L6L5L4L-
CO
M1
L3L2L1
1V
EE
VD
DR
1R
2R
3R
-CO
M1
R4
R5
R6
R-C
OM
2
R7
R8
R-C
OM
3
NC
DAT
AC
K
Q4506
2SC2712
Q43
05N
JU73
13A
VS
SS
TN
C
L-C
OM
3L8L7
L-C
OM
2L6L5
L-C
OM
1L4L3L2L1
1 2 3 4 5 6 7 8 9 10 11
12 13 14 15161718192021222324252627282930
VE
EV
DD
R1
R2
R3
R4
R-C
OM
1R
5R
6R
-CO
M2
R7
R8
R-C
OM
3N
CD
ATA
CK
Q4505BNE5532AP
6
57
Q4505A
NE5532AP3
2
4
1
8
R4335
10K
C432147/50
R4331
10K
R4336
10KC432247/50
R4332
10K
R43
47
220K
R43
48
220K
C46
31
221J
R46
8222
0KR
4683
220K
C46
3222
1JC
4633
221J
R46
8422
0KR
4685
220K
C46
3422
1JC
4635
221J
R46
8122
0KR
4686
220K
R46
8722
0K
C46
3622
1JC
4637
221J
R4696
47
R4697
47
R4695
47
R4694
47
R4693
47
R4692
47
R4691
47
C4421
102J
C4423104
C4424104
D4404 1SS352
D4405 1SS352
R46
8022
0K
R4690
47
C46
30
221J
Q44082SC2712
Q44072SC2712
R44
21
1.8K
R44
22
1.8K
C4650
47/50
C4655
47/50
C4651
47/50
C4652
47/50
Q44
012S
A95
0
R45
17
1.8K
Q44
022S
C21
20
R4671
10
R4670
10
R4672
10
R4673
10
R4674
10
R4675
10
R4676
10
R4677
10
C44
1610
/50
C4654
47/50
C4656
47/50
C4657
47/50
R4343
10K
R44032.2K
R44042.2K
R44
0633
0
R44
0533
0
C4405220/25
RL4401128
10
35 4
91
RL4402128
10
35 4
91
RL4403128
10
35 4
91
RL4404
128
10
35 4
91
P50
00
13121110987654321
C4311 102J
C4320102J
C4319 102J
C4503102J
C4504102J
R43
29
220K
R4407
1.2K(1/2W)
C4406220/25
C4401100/25
C4402100/25
C44
1910
2J
C4417
100/50
C43
02
100/
50
Q4302ANE5532AP
1
4 2
3
Q4302BNE5532AP
75
6
8
Q4301ANE5532AP
1
4 2
3
Q4301BNE5532AP
75
6
8
Q4303ANE5532AP
3
2 4
1
Q4303BNE5532AP
6
5
7
8
P4021A
1234567891011121314151617181920212223242526
P4020A
1234567891011121314151617181920212223242526
C4313 102J
D4401
UDZS9.1B
D4402
UDZS9.1B
R430222(1/2W)
P40
09
C4422
102J
P40
10
C4314 102J C4312 102J
P41
00
5
4
1
6
2
7
3
8
P41
01
8
6
7
4
5
3
1
2
JL40
13B
12345
JL40
14B
654321
Q4405CS3318VOLUME
37 OUT338 REFO339 IN340 REFI341 REFI242 IN243 REFO244 OUT245 VA+46 VA-47 OUT148 REFO1
1IN
12
RE
FI1
3R
ES
ET
4M
UT
E5
SC
L/C
CLK
6S
DA
/MO
SI
7A
D0/
CS
8E
NO
ut9
DG
ND
10V
D11
RE
FI8
12IN
8
13REFO8
14OUT8
15VA+
16VA-
17OUT7
18REFO7
19IN7
20REFI7
21REFI6
22IN6
23REFO6
24OUT6
25V
A+
26V
A-
27O
UT
5
28R
EF
O5
29IN
5
30R
EF
I5
31R
EF
I4
32IN
4
33R
EF
O4
34O
UT
4
35V
A+
36V
A-
R442022(1/2W)
RL45012 5
3 4
16
R4518
100K
R45
1939
Q45
032S
A96
5-Y
Q45
042S
A96
5-Y
Q45
01
2SC
2235
-Y
Q45022SC2235-Y
R44
092.
2KR
4410
330
R44
1133
0R
4412
2.2K
C4412 101JC4411 101JC4410 101JC4409 101J
R4419
22(1/2W)
R430122(1/2W)
R45
1347
(1/2
W)
R45
1547
(1/2
W)
R45
1647
(1/2
W)
R45
14
47(1
/2W
)
R44
0833
0
C4408 104Z
R44
0122
(1/2
W)
R44
02
22(1
/2W
)
R45
09
2.7K
R45
11
2.7K
R45
12
2.7K
R45
10
2.7K
-14.4V
+14.4V
+14.4V
-14.4V
+8.5V-8.5V
NAASP-9050(2/2) U06 AMPLIFIER PC BOARD
SURROUND
SURROUNDBACK
FRONTL
R
CENTER
SUB WOOFER
L
R
L
R
P41
10
10987654321
-15V+15V
P41
11
10987654321
TO N
AE
TC
-907
3S
D-1
4:F
2TO
NA
ET
C-9
073
SD
-14:
H2
TO N
AA
SP
-905
0(1/
2) S
D-1
TO N
AA
SP
-905
0(1/
2) S
D-1
SD-x:XY is short for Shcematic Diagram-x andeach socket's location, X=A to H, Y=1 to 5.
THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY.REPLACE ONLY WITH PART NUMBER SPECIFIED.VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL).ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED.ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.ELECTROLYTIC CAPACITORS ( ) ARE IN uF/WV.ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.EX) 030- 3pF, 330- 33pF, 331- 330pF, 333- 0.033uFALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.EX) PRINTING SIDECIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
!
NOTE
AN
ALO
G S
WA
NA
LOG
SW
+8.5V
-8.5V
+14.4V
+14.4V
-14.4V
-14.4V
+14.4V
+14.4V
-14.4V
-14.4V
+12.0V
2 3 4 5 6 7 8 9 10 11
12 13 14 15161718192021222324252627282930
TX-NR906/NA906
SCHEMATIC DIAGRAMS-2 (SD-2) AUDIO SECTION-2
A
1
2
3
4
5
B C D E F G H
VO
LSD
O
BTLRMCH_SBR
PZ2R
BTLLMCH_SBL
PZ2L
VIDEO5R
MainAR
MainAL
VIDEO5L
-15VV
OLC
S
HPDET
MCH_SW
VIDEOOUTLTAPEOUTL
MCH_SL
MCH_C
GND
GNDDG
MCH_SR
MainBL
MainBR
VIDEOOUTRTAPEOUTR
MIXL
MIXR
C
SR
SBR
R
L
SBL
SL
MIC
AD
RA
DL
GN
DA
UX
2
GN
DA
GN
DA
AU
X2_
LA
UX
2_R
-15V
A+
15V
A
DA
CF
LD
AC
FR
DA
CC
DA
CS
WD
AC
SL
DA
CS
R
DA
CS
BL
DA
CS
BR
DA
CS
WR
DA
CC
RA
SW
ST
B
GN
DA
GN
DD
GH
PD
ET
HP
RL
VO
LCS
VO
LSD
OV
OLC
LK
AM
UT
ES
BZ
2MU
TE
AS
WS
DO
AS
WC
LK
VO
LMU
TE
VO
LRS
T
SE
LST
BS
ELS
DO
SE
LCLK
Z2V
OLC
LKZ
2VO
LSD
O
Z2M
UT
E
TU
_L
SR
_RS
R_L
XM
_LT
U_R
TU
MU
TE
RE
CM
UT
E
Z3M
UT
E
GND
XM
_RG
ND
XM
SP
RLF
SP
RLS
B
+15V
FR
_SL
_SBL
FL
_FL
_FR
_C
_SW
_SBR
_SR
HP_R
HP_L
VO
LMU
TE
VO
LCLK
VO
LRS
T
Down Mix
HEADPHONE AMP
PR
E O
UT
TO N
ATR
M-9
055
SD
-7:C
2
+12VRLGND
GND+15V
+14.4V
-15V
-14.4V
TO N
AA
F-9
039
SD
-5:A
1TO
NA
DIS
-908
8(JL
4103
B)
SD
-13:
G2
TO NAAR-9075SD-8:F4
TO NAAR-9075SD-8:G4
C431647/50
R43
30
220K
R4324
10K
R4321
10K
R4322
10KR4328
10K
R4306 1.5KR4304180
R4303180
Q43
06N
JU73
11A
AN
ALO
G S
W
1V
EE L1 L2
L-C
OM
1L3 L4
L-C
OM
2 L5 L6L-
CO
M3
L7L-
CO
M4
NC
ST
VS
SC
KD
ATA
NC
R-C
OM
4R
7
R-C
OM
3R
6R
5
R-C
OM
2R
4R
3
R-C
OC
1R
2R
1V
DD
R4327
10K R4323
10KC431547/50
R46
41
220K
R46
42
220K
R46
43
220K
R46
44
220K
R46
45
220K
Q4621RN1441
R4661
100
R4651
220 Q4611
RN1441
Q4622RN1441
R4662
100Q4612
RN1441
Q4623RN1441
R4663
100
R4653
220
R4652
220
Q4613
RN1441
Q4624RN1441
R4664
100Q4614
RN1441
Q4625RN1441
R4665
100
R4655
220
R4654
220
Q4615
RN1441
R45
0422
0K
D45
04D
4502 1S
S35
2
D45
081S
S35
2
D4506
1SS
352
R4502
1.8K
C4502
47/50
R45
03
220K
D45
03
1SS
352
D45
07
D4505
1SS
352
R4507
5.6K
C440747/50
R4337 10K
R433910K
R433810K
R4340
10K
R434110K
R434210K
R4344
10K
R434510K
R4319
10K
R4320
10K
R4316
10K
R46
46
220K
R46
47
220K
Q4626RN1441
R4666
100Q4616
RN1441
Q4627RN1441
R4667
100
R4657
220
R4656
220
Q4617
RN1441
R4307 12K
R4308 12K
R45
052.2K
R45
06
2.2K
R4508
5.6K
R44
171.
8K
R4415
220K
C46
53
47/5
0
R44162.2K
C44
20
47/5
0
R4414220K
R4413
220K
R4309 2.2K
R4310 2.2K
R431112K
R431212K
R43132.2K
R4314 2.2K
R4315
10K
R44
1818
K
Q44032SC2712
Q44042SA1162
D4403
UD
Z3.
3B
R4501
1.8KC4501
47/50
D45
01
C4505104
D4509
1SS352
R46
40
220K
R4650
220
R4660
100Q4610
RN1441 Q4620RN1441
R43051.5K
Q44
06A
NE
5532
AP
4
1
8
32
Q44
06B
NE
5532
AP
765
C441510/50
C44
1410
/50
C441310/50
C440347/50
C440447/50
Q43
04N
JU73
12A
VS
SS
TN
CL-
CO
M3
L8L7L-
CO
M2
L6L5L4L-
CO
M1
L3L2L1
1V
EE
VD
DR
1R
2R
3R
-CO
M1
R4
R5
R6
R-C
OM
2
R7
R8
R-C
OM
3
NC
DAT
AC
K
Q4506
2SC2712
Q43
05N
JU73
13A
VS
SS
TN
C
L-C
OM
3L8L7
L-C
OM
2L6L5
L-C
OM
1L4L3L2L1
1 2 3 4 5 6 7 8 9 10 11
12 13 14 15161718192021222324252627282930
VE
EV
DD
R1
R2
R3
R4
R-C
OM
1R
5R
6R
-CO
M2
R7
R8
R-C
OM
3N
CD
ATA
C
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