(For United Kingdom)WARNING: DO NOT CONNECT EITHER WIRE...
22
WARNING: DO NOT CONNECT EITHER WIRE TO THE EARTH TERMINAL WHICH IS MARKED WITH THE LETTER E, BY THE EARTH SYMBOL OR COLOURED GREEN OR GREEN/YELLOW. THIS PLUG IS NOT WATERPROOF—KEEP DRY. Before use Remove the connector cover. How to replace the fuse The location of the fuse differ according to the type of AC mains plug (figures A and B). Confirm the AC mains plug fitted and follow the instructions below. Illustrations may differ from actual AC mains plug. (For United Kingdom) (“EB” area code model only) For your safety, please read the following text carefully. This appliance is supplied with a moulded three pin mains plug for your safety and convenience. A 5-ampere fuse is fitted in this plug. Should the fuse need to be replaced please ensure that the replacement fuse has a rating of 5-ampere and that it is approved by ASTA or BSI to BS1362. Check for the ASTA mark or the BSI mark on the body of the fuse. If the plug contains a removable fuse cover you must ensure that it is refitted when the fuse is replaced. If you lose the fuse cover the plug must not be used until a replacement cover is obtained. A replacement fuse cover can be purchased from your local dealer. CAUTION! IF THE FITTED MOULDED PLUG IS UNSUITABLE FOR THE SOCKET OUTLET IN YOUR HOME THEN THE FUSE SHOULD BE REMOVED AND THE PLUG CUT OFF AND DISPOSED OF SAFELY. THERE IS A DANGER OF SEVERE ELECTRICAL SHOCK IF THE CUT OFF PLUG IS INSERTED INTO ANY 13-AMPERE SOCKET. If a new plug is to be fitted please observe the wiring code as shown below. If in any doubt please consult a qualified electrician. IMPORTANT The wires in this mains lead are coloured in accordance with the following code: Blue: Neutral, Brown: Live. As these colours may not correspond with the coloured markings identifying the terminals in your plug, proceed as follows: The wire which is coloured Blue must be connected to the terminal which is marked with the letter N or coloured Black or Blue. The wire which is coloured Brown must be connected to the terminal which is marked with the letter L or coloured Brown or Red. 1. Open the fuse cover with a screwdriver. 2. Replace the fuse and close or attach the fuse cover. Figure A Figure B Fuse cover Fuse (5 ampere) Figure A Figure B Fuse (5 ampere)
Transcript of (For United Kingdom)WARNING: DO NOT CONNECT EITHER WIRE...
WARNING: DO NOT CONNECT EITHER WIRE TO THEEARTH TERMINAL WHICH IS MARKED WITH THELETTER E, BY THE EARTH SYMBOL ORCOLOURED GREEN OR GREEN/YELLOW.
THIS PLUG IS NOT WATERPROOF—KEEP DRY.
Before useRemove the connector cover.
How to replace the fuseThe location of the fuse differ according to the type of ACmains plug (figures A and B). Confirm the AC mains plugfitted and follow the instructions below.Illustrations may differ from actual AC mains plug.
(For United Kingdom)(“EB” area code model only)
For your safety, please read the following text carefully.
This appliance is supplied with a moulded three pinmains plug for your safety and convenience.A 5-ampere fuse is fitted in this plug.Should the fuse need to be replaced please ensure thatthe replacement fuse has a rating of 5-ampere and that itis approved by ASTA or BSI to BS1362.Check for the ASTA mark or the BSI mark on thebody of the fuse.
If the plug contains a removable fuse cover you mustensure that it is refitted when the fuse is replaced.If you lose the fuse cover the plug must not be used untila replacement cover is obtained.A replacement fuse cover can be purchased from yourlocal dealer.
CAUTION!IF THE FITTED MOULDED PLUG IS UNSUITABLEFOR THE SOCKET OUTLET IN YOUR HOME THENTHE FUSE SHOULD BE REMOVED AND THE PLUGCUT OFF AND DISPOSED OF SAFELY.THERE IS A DANGER OF SEVERE ELECTRICALSHOCK IF THE CUT OFF PLUG IS INSERTED INTOANY 13-AMPERE SOCKET.
If a new plug is to be fitted please observe the wiringcode as shown below.If in any doubt please consult a qualified electrician.
IMPORTANTThe wires in this mains lead are coloured in accordancewith the following code:Blue: Neutral, Brown: Live.As these colours may not correspond with the colouredmarkings identifying the terminals in your plug, proceedas follows:The wire which is coloured Blue must be connected tothe terminal which is marked with the letter N or colouredBlack or Blue.The wire which is coloured Brown must be connected tothe terminal which is marked with the letter L or colouredBrown or Red.
1. Open the fuse cover with a screwdriver.
2. Replace the fuse and close or attach the fuse cover.
Figure A
Figure B
Fuse cover
Fuse(5 ampere)
Figure A
Figure B
Fuse(5 ampere)
MAIN P.C.B.
SPEAKER SW P.C.B.
SPEAKER SELECTLOGIC P.C.B.
LED P.C.B.
LIGHT SW P.C.B.
VOLTAGE CONTROL AMP(L) P.C.B.
CURRENT DRIVE AMP(L) P.C.B.
SPEAKER TERMINAL(L) P.C.B.
POWER SW P.C.B.
CP1
CP653
(SOLDER SIDE)
T1(Power transformer)
W651-1
CP191B
W655-2 W655-1 W651-2
W351-1
W351-2
CP191A
CN602
CP602
W505W604 W604
CP501
CP603
CP551
W551
W202W601W403
W201
CP601
CP502
3 . 1
3 . 1
D
INPUT TERMINAL P.C.B.
A
3 . 1
1 . 3
2 1 5 . . . 1 2 1
1..4
4..1
5...1
1..4
12
POWER PHONES
POWER METER(L ch)(R ch)
R
G
E
H
F
O
I K
BRNORGBLKRED
ORG
WHT/GRYWHT/BLK
WHT/BLKWHT/RED
BLKRED
BL
KB
LU
RE
D
WH
TB
LK
RE
D
WH
T
1......8
3.1
1.3
1.3
1.3
1 . . . . 61 . . . . 6
1 . . . . 6
1 . . . . 6
1 . . . . 6
1 2
1 . 3
CP303 CN303
CP301
CP201
CP701
CP655
CN301
CP703
W401
REDBLK
BLKRED
12
REDBLK
1.3
12
21
12
WHT/BLKWHT/ORG
1 . . . . . . . . 10
4 . . 1
1 . . . . . . . . . 11
1 . . . . . . . . . 11 1 . . . . . . . . 10
10 . . . . . . . . 1
RE
DB
LK
RE
DB
LK
1..4
DIRECTNORMALLEVEL
CONTROL(R) (L)
GR
Y
OR
G
3.1
1...5
1...5
1..4
1...5
POWER SW CIRCUIT(P.C.Board:on page 30)R
SPEAKERTERMINAL(R) CIRCUIT
(P.C.Board:on page 28)
P
SPEAKER TERMINAL(L) CIRCUIT
(P.C.Board:on page 23)
O
RELAY CIRCUIT (P.C.Board:on page 30)N
B
A
JK653HEADPHONES
1 2 3
C B A
B
A
1234D
BA
C
CP405
D
BA
C
CP406
CBA
B
A
1234
CBA 1
23
123
W603LAMP(1)GND(1)GND(2)LAMP(2)
PR
OT
Lch
OU
TG
ND
Rch
OU
TA
CR
ELA
Y(B
)R
ELA
Y(A
)R
ELA
YC
ON
TB
(1)
+B
(1)
GN
D
1 2 3 4 5 6 7 8 9 10 11
A B CA B
C B A
A
B
RL651
RL653
1
2
5 6
4
3
RL652
1
2
5 6
4
3
12
1
2
5 6
4
3
1
2
3
A B C
A B
W651 2
A
B
Lch
C65
518
0P
L651
C65
10.
022
C65
718
0P
L653
C65
30.
022
JK651
W652 1
A
B
Rch
C65
618
0P
L652
C65
20.
022
C65
818
0P
L654
C65
40.
022
JK652
W656 1
SPEAKERS
21
L
G
R
AC IN
230V/50Hz (E,EG)230-240V/50Hz (EB)
T2 (Rch)
A
B
C
A
C
D
B
F1T2A
L1
T1 (Lch)
A
B
C
A
C
D
B
CP1
CP403
CP2
W653
CP651
CP652
CP3
W1 1
CP653
CP4
CP351
CP352
CP401
CP402
R45
327
KR
387
1W10
R38
51W
10C
363
0.22
C36
10.
22R
391
1W10
R38
91W
10
R38
81W
10
R38
61W
10C
364
0.22
C36
20.
22R
392
1W10
R39
01W
10
L354
R3941/4W10
L353
R3931/4W10
R6551W180
R6571W150
R6561W180
R6581W150
R6601/4W120
R6591/4W120
D65
3M
A16
5TA
D651MA165TA
D652MA165TA
R6514.7K
R66
11/
4W22
0
Q6512SC2458ABCTAPOWER SUPPLY
R7511/4W2.2
R7521/4W2.2
C75
225
V47
0C
751
25V
470
D751 7541SR35200TB
D754
D753
D752
D751
F2 T2A
C11000P
S1(POWER)
C66
010
00P
C65
910
00P
1234
ToSPEAKERSELECTLOGICCIRCUIT(CP603)on page 19
H
1
2
1
2
To MAIN CIRCUIT(W403) on page 19
D
W656 2
W652 2
W655 1
W655 2
W651 1
W1 2
123
123
FUSE CIRCUIT(P.C.Board:on page 30)Q
123
123
:POSITIVE VOLTAGE LINE
:NEGATIVE VOLTAGE LINE
:SOURCE SIGNAL LINE
13.3V14.1V
14.1V
14.1V
AC51.3V
AC11.1V
AC37.6V
AC37.6V
AC51.3V
AC11.1V
AC37.6V
AC37.6V
R37
61W
10R
375
1W10
B
CURRENT DRIVE AMP (L) CIRCUIT (P.C.Board:on page 29)K
CN304CP304
12345
12345
TP302
3
2
1
4
A B
2
5
6
7
1
3
4
8
2
5
6
7
1
3
4
8
E
C
AB
D
E
D
B
CA
1
2
3 C
B
A
C70271V33000
C70471V33000
CP702
1
2 B
A
B
A
C
B
A1
2
3
B
AC
DD
C
A
B
VR
302
500(
B)
CN302CP302
Q3542SC3944AQRSPRE DRIVE
Q362
Q360
Q360,3642SA1941RDRIVER
Q4022SB1036RSTTAOVER LOAD DET.
Q364
Q3562SA1535AQRSPRE DRIVE
Q358
Q3522SC1815BGLCURRENTDRIVE (ICQ ADJ.)
Q358,3622SC5198RDRIVER
R3161/4W3.3K
R32
61/
4W1K
C35
20.
1
R35
21/
4W10
K
R35
41/
4W3.
3K
TH
352
100K
C354680P
R3561/4W680
R3641/4W2.2
R3601/4W2.2
R39
81/
4W33
0
R3621/4W2.2
R3661/4W2.2C356
680P
R3581/4W680
R37
05W
0.22
R36
85W
0.22
R37
45W
0.22
R37
25W
0.22
L352
R40
21/
4W27
0R
404
1/4W
4.7K
R3825W0.22
R3845W0.22
R3785W0.22
R3805W0.22
C35
80.
047
D40
2M
A18
5TA
CP656
C71
60.
01
C72
050
V1
W402R40615K
D702
D704
D706
D708
C71
80.
1
C71
40.
1
CP704
C70
610
0V10
0C
708
100V
100
D702,704,706,708EGP30DL6414
C36
00.
047
R704 1/4W6.8
R702 1/4W6.8
C31
810
0V1
CN303CP303
12345
12345
TP301
A B
E
C
AB
D
E
D
B
CA
1
2
3 C
B
A
123
C70171V33000
C70371V33000
CP701
1
2 B
A
B
A
C
B
A1
2
3
AC
D
D
C
A
B
VR
301
500(
B)
CN301CP301
Q3532SC3944AQRSPRE DRIVE
Q361
Q359
Q359,3632SA1941RDRIVER
Q4012SB1036RSTTAOVER LOAD DET.
Q363
Q3552SA1535AQRSPRE DRIVE
Q357
Q3512SC1815BGLCURRENTDRIVE (ICQ ADJ.)
Q357,3612SC5198RDRIVER
R3151/4W3.3K
C35
10.
1
R35
11/
4W10
K
R35
31/
4W3.
3K
TH
351
100K
C353680P
R3551/4W680
R3631/4W2.2
R3591/4W2.2
R39
71/
4W33
0
R3611/4W2.2
R3651/4W2.2C355
680P
R3571/4W680
R36
95W
0.22
R36
75W
0.22
R37
35W
0.22
R37
15W
0.22
L351
R40
11/
4W27
0R
403
1/4W
4.7K
R3775W0.22
R3795W0.22
R3815W0.22
R3835W0.22
C35
70.
047
D40
1M
A18
5TA
W351 2
CP655
C71
50.
01
C71
950
V1
W401R40515K
D701
D703
D705
D707
C71
70.
1
C71
30.
1
CP703
C70
510
0V10
0C
707
100V
100
D701,703,705,707EGP30DL6414
C35
90.
047
R703 1/4W6.8
R701 1/4W6.8
C31
710
0V1
R32
51/
4W1K
2
5
6
7
1
3
4
8
2
5
6
7
1
3
4
8
3
2
1
4( )
(+)
( )
(+)
CAPACITOR CIRCUIT(P.C.Board:on page 23)M
W701 1 W701 2 W701 3
W351 1
E701
CAPACITOR CIRCUIT(P.C.Board:on page 23)M
W702 1 W702 2 W702 3
123
W352 2
W352 1
E702
(+)
( )
(+)
( )
CURRENT DRIVE AMP (R) CIRCUIT (P.C.Board:on page 29)L
:POSITIVE VOLTAGE LINE:NEGATIVE VOLTAGE LINE:SOURCE SIGNAL LINE
C AMP (Lch)ICQ ADJ.
51.2
V
0.4V
51.3V
1V
1.3V0.7V
0V
0.4V
1V51.3V
0.4V
51.3V
0V
0V
0V
10.8V
1.3V
51.5V
0.7V
0.7V 51.5V
0V
0.7V
51.5V
0V
51.3V
51.5V
C AMP (Rch)ICQ ADJ.
51.2
V
0.4V
51.3V
1V
1.3V0.7V
0V
0.4V
1V51.3V
0.4V
51.3V
0V
0V
0V
10.8V
1.3V
51.5V
0.7V
0.7V 51.5V
0V
0.7V
51.5V
0V
51.3V
51.5V
123456CP202
NF
BO
UT
(+)
OU
T(
)+
B(3
)G
ND
B(3
)
C
B
A
3
2
1
A B
C
BA
IC302M5219PDIFFERENTIAL AMP(CASCADE /CURRENT MIRROR)
Q3082SC2631RSTTAFLOATINGPOWER SUPPLY
Q3042SA1123RSTTAFLOATINGPOWER SUPPLY
Q3062SA1123RSTTAFLOATING POWER SUPPLY
Q3022SC2631RSTTAFLOATINGPOWER SUPPLY
Q260
Q2602SC2631RSTTACLASS AA AMP
Q256
Q254
Q2562SC2458ABCTALIMITER
Q2542SD1761EFVOLTAGECONTROL AMP(ICQ ADJ.)
Q258
Q266
Q2622SA1123RSTTACLASS AA AMP
Q2582SA1048ABCTALIMITER
Q2642SK20130YMOS CLASS AA AMP
Q2662SJ3130YMOS CLASS AA AMP
SG
D
TH
252
250
R25
41/
4W4.
7K
R25
61/
4W15
0
R25
81/
4W27
0
VR
252
1K(B
)
C25
60.
1
C25
268
PD
254
MA
165T
A
R26
227
K
R27
01/
4W1.
8K
R2661/4W100
R27
21/
4W2.
2
C25
850
V1
C26
050
V1
R27
41/
4W2.
2
D25
6M
A16
5TA
C25
468
P
R2681/4W100
R26
427
K
R2781/4W270
D26
4M
A18
5TA
R32
41/
4W1 R30
41/
4W12
0
C3046.3V100
C30
66.
3V10
0
R3021/4W1.8K
R3281.8K
C3022700P
C322680P
R3061/4W1.8K
R30
81/
4W12
0
R31
21/
4W10
R31
01/
4W10
C31
216
V10
R32
01/
4W56
0
D30
8M
A29
WA
TAC
320
100V
1R
322
100K
C31
616
V33
D30
4M
A41
00M
TA
C31
016
V10
C31
416
V33
D30
2M
A41
00M
TA
C308220P R
314
1/4W
3.3K
R3301/4W100
D30
6M
A29
WA
TA
R31
81/
4W 560
D26
2M
A18
5TA
(+)
( )
R2761/4W270
Q264
SG
D
D25
8M
A41
00M
TA
D26
6M
A16
5TA
123456CP201
NF
BO
UT
(+)
OU
T(
)+
B(2
)G
ND
B(2
)
C
B
A
3
2
1
A B
C
BA
IC301M5219PDIFFERENTIAL AMP(CASCADE /CURRENT MIRROR)
Q3072SC2631RSTTAFLOATINGPOWER SUPPLY
Q3032SA1123RSTTAFLOATINGPOWER SUPPLY
Q3052SA1123RSTTAFLOATING POWER SUPPLY
Q3012SC2631RSTTAFLOATINGPOWER SUPPLY
Q2592SC2631RSTTACLASS AA AMP
Q255
Q253
Q2552SC2458ABCTALIMITER
Q2532SD1761EFVOLTAGECONTROL AMP(ICQ ADJ.)
Q257
Q265
Q2612SA1123RSTTACLASS AA AMP
Q2572SA1048ABCTALIMITER
Q2632SK20130YMOS CLASS AA AMP
Q2652SJ3130YMOS CLASS AA AMP
SG
D
TH
251
250
R25
31/
4W4.
7K
R25
51/
4W15
0
R25
71/
4W27
0
VR
251
1K(B
)
C25
50.
1
C25
168
PD
253
MA
165T
A
R26
127
K
R26
91/
4W1.
8K
R2651/4W100
R27
11/
4W2.
2
C25
750
V1
C25
950
V1
R27
31/
4W2.
2
D25
5M
A16
5TA
C25
368
P
R2671/4W100
R26
327
K
R2771/4W270
D26
3M
A18
5TA
R32
31/
4W1 R30
31/
4W12
0
C3036.3V100
C30
56.
3V10
0
R3011/4W1.8K
R3271.8K
C3012700P
C321680P
R30
71/
4W12
0
R30
51/
4W1.
8K
C31
116
V10
R31
91/
4W56
0
D30
7M
A29
WA
TAC
319
100V
1R
321
100K
C31
516
V33
D30
3M
A41
00M
TA
C30
916
V10
C31
316
V33
D30
1M
A41
00M
TA
R31
31/
4W3.
3K
D30
5M
A29
WA
TA
R31
71/
4W 560
D26
1M
A18
5TA
TP251
(+)
( )
R2751/4W270
Q263
SG
D
D25
7M
A41
00M
TA
D26
5M
A16
5TA
TP252
R31
11/
4W10
R3091/4W10
C307 220P
R32
91/
4W00
1234
5 6 7 8
VOLTAGE CONTROL AMP (L) CIRCUIT (P.C.Board:on page 25)I
D267MA165TA
D259MA4100MTA
To MAIN CIRCUIT(W201) on page 18
D
1234
5 6 7 8
D26
0M
A41
00M
TA
D26
8M
A16
5TA
To MAIN CIRCUIT(W202) on page 18
D
VOLTAGE CONTROL AMP (R) CIRCUIT (P.C.Board:on page 28)J
:POSITIVE VOLTAGE LINE:NEGATIVE VOLTAGE LINE:SOURCE SIGNAL LINE
2.2V2V
2.5V
0.1V1.9V
0V
51.2V2.2V
1.4V 51.2V
0V
1.4V
0V
0.4V2.3V
1.9V
0V
1.9V51.3V
51.3V
9.5V
51.3V 50.3V
51.1V
0V 0V 0V 9.3V
9.5V 0V 0V 1.1V
51.2V
9.3V
10V
50.5V
49.9V
2.2V2V
2.5V
0.1V1.9V
0V
51.2V2.2V
1.4V 51.2V
0V
1.4V
0V
0.4V2.3V
1.9V
0V
2.5V 51.3V
51.3V
9.5V
10.2V
51.3V50.3V
51.1V
0V 0V 1.1V 9.3V
9.5V 0V 0V 0V
51.2V
9.3V
10V
50.5V
49.9V
51.2V
51.3V
51.2V
51.3V
51.3V
51.3V
51.2V
51.2V
V AMP (Lch)ICQ ADJ.
V AMP (Rch)ICQ ADJ.
2.5V
1.9V
10.2V
SPEAKER SWCIRCUIT
(P.C.Board:on page 26)
F
SPEAKER SELECT LOGIC CIRCUIT
R50
21/
2W4.
7K
W403
PR
OT
Lch
ING
ND
Rch
IN AC
RE
LAY
(B)
RE
LAY
(A)
RE
LAY
CO
NT
B(1
)B
(1)
GN
D
IC451AN7073MUTING / PROTECTION
B
A
CBA
W601
CP6011 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10
CN602 CP602
W604W604
12345
12345
1234
1234
(SPEAKERS)
S604(A+B)
S603(B)
S602(A)
S601(OFF)
D62
2LN
846R
PC
(CU
RR
EN
TD
RIV
E)
D62
1LN
446Y
PC
(VO
LTA
GE
CO
NT
RO
L)
1234567
8 9 10 11 12 13 14
IC601TC4001BPNSPEAKERSELECTOR
1234
W505
12345
CP603
CP551
LAMP(2)
LAMP(1)
GND(2)GND(1)
(POWER METER)(Lch) (Rch)
CP501
CP502
E F
D
BA
C
C B A
1 2 3 4 5 6 7 8 9 10 11
IC501BA6138METER DRIVE AMP
1 2 3 4 5 6 7 8 9
IC502M5218APBUFFER AMP(METER)
1234
5 6 7 8
R5111/4W470
A
B
TH501100K
TH502100K
R5086.8K
VR5021K(B)
VR5011K(B)
F E
D
A
B
C
Q603,6042SC2458ABCTALED DRIVE
Q604
Q601
Q602Q603
Q601,6022SA1048ABCTARELAY DRIVE
Q4512SA992EFPTARELAY DRIVE
Q5032SA1048ABCTASWITCHING
R60
147
K
C60
10.
01 C60
20.
01
R60
247
K
D627 629MA4051MTA
R6064.7K
D602
D601
R6074.7K
R612220
R613330 D629
D618(A+B)
D619 (A)
R617330
R616220
D627
D620 (B)
R620330
R619220
D628
D618 620LN846RP C
D62
5M
A16
5TA
D62
4M
A16
5TA
R60922K
R61010K
D606 D607
D604
D603
R60
822
K
R60
522
K
D60
5
D61
6R
611
47K
D609
D608
D610
D611
D612
D613
D614
D615D601 616MA165TA
D617MA165TA
C61035V10
C60
40.
01
R60
447
K
R60
347
K
C60
30.
01
D64
1D
640
D626MA165TA
D640,641MA185TA
R623 470R621 470
R45156K
R45247K
R45
415
K
C45
110
V33
0
C45
20.
022
C45
316
V47
R45
510
K
C45
450
V4.
7
D45
2M
A41
10M
TA
R45
615
K
C45
550
V4.
7
R4571/4W560
D45
1M
A18
5TA R51
310
0K
R51
556
K
C50
150
V3.
3
C50
250
V3.
3
D50
5M
A41
00M
TA
C50
550
V4.
7R
506
1.5M
C50
450
V0.
47
R50
41/
4W27
0
R50
11/
2W4.
7K
R50
31/
4W27
0
C50
350
V0.
47
R50
51.
5M
D45
3M
A16
5TA
R52
912
K D503MA165TA D
507
MA
165T
A
R523150KR512
1/4W470
C50
650
V4.
7
D50
6M
A41
00M
TA
R53110K
R5076.8K
R509470
R53210K R
510
470
R524150K
D504MA165TA
R53
012
K
D50
8M
A16
5TA
R526 22K
R525 22K
R52
71K
R52
81K
R52
110
0K
R52
022
K
C51050V0.33
R51
73.
3K
R51
910
K
C50
90.
01
C50
816
V33
00
R516680
D501MA165TA
D502MA4082MTA
R51810K
1 2 3 4 5 6 7 8 9
MUTING
DCDET
ACDET
BIAS
OUTPUTSHINK
OVERROADDIRECTOR
(P.C.Board:on page 24)H
1234
To RELAY CIRCUIT(W603) on page 22
N
12
12
LED CIRCUIT(P.C.Board:on page 25)G
D623MA4036MTA
To RELAY CIRCUIT(CP403) on page 22
N
R624150
R622 330
:POSITIVE VOLTAGE LINE
:NEGATIVE VOLTAGE LINE
0V 14.2V 0.1V 14.2V 0V 0.1V
0V 14.2V 0V 0V 14.2V 14.2V0V
14.4V
13.5V14.3V
14.4V13.9V
13.9V
0V0.6V
9.7V0.1V
3.2V 0V 0.5V 1.9V 1.9V 0.5V 0V 9.9V
10.2V 0V 0V 0.5V
0V 0V 0.5V 9.9V
14.4V14.4V
0V
0V 0V 0V 4.5V 14.2V 10.4V 11.2V
0.9V1.9V
POWERMETER(Lch) ADJ.
POWER METER(Rch) ADJ.
14.4V
9.9V
14.4V
14.1V
LAMP (B) CIRCUIT(P.C.Board:on page 24)CA INPUT TERMINAL CIRCUIT
(P.C.Board:on page 23)
W202 W201
B(3
)G
ND
B(3
)O
UT
()
OU
T(
)N
FB
B(2
)G
ND
B(2
)O
UT
()
OU
T(
)N
FB
1 2 3 4 5 61 2 3 4 5 6
IC202AN7062NVOLTAGE AMP
IC201AN7062NVOLTAGE AMP
123
1 2 3 4 5 6 7 8 9
101112131415161718
A B EC D
D20
8M
A41
60M
TA
C22
610
0V1
R2181/2W8.2K
R2141/4W100
Q204
Q208Q210
Q206
R22
01/
4W10
0
R22
21/
4W10
0C
230
27P
C2320.01
C22
827
P
R21
21/
4W 100
Q202
R22
633
K
R22
41/
4W3.
3KR20818K
C20827P
C21
022
0PR20
61.
2K
C20
625
V22
0
C21682P
C20
422
0P
R20
418
K
R10
433
0K
R202470
C20225V22
C22
20.
1R
216
47K
C22
010
0V1
R210560
C214330P
R23
033
K
R22
81/
4W3.
3K C21
810
0V1
C2241000P
1 2 3 4 5 6 7 8 9
101112131415161718
R2131/4W100
Q203
Q207Q209
Q205
R21
91/
4W10
0
R22
11/
4W10
0C
229
27P
C2310.01
C22
727
P
R21
11/
4W 100
Q201
R22
533
K
R22
31/
4W3.
3KR20718K
C20727P
C20
922
0PR20
51.
2K
C20
525
V22
0
C21582P
C20
322
0P
R20
318
K
R10
333
0K
R201470
C20125V22
C22
10.
1R
215
47K
C21
910
0V1
R209560
C213330P
R22
933
K
R22
71/
4W3.
3K C21
710
0V1
C2231000P
E
A
C
D
B
123
D20
7M
A41
60M
TA
C22
510
0V1
R2171/2W8.2K
E101
C19
182
PC
192
82P
C19
382
PC
194
82P
L194
R194560
R193560
VR191 20K(A)(LEVEL CONTROL L)
R192560
L192
R191560
L191
R19
62.
2K
JK101
Lch
Rch
DIRECT
JK101
Lch
Rch
NORMAL
INPUT
CP191A PL508 PL506 PL504 PL502
PL510 PL512 PL514 PL516
W505 3
W505 4
PL507 PL505 PL503 PL501
PL509 PL511 PL513 PL515
W505 2
W505 1
W551
12
34
S551(METERLIGHT)
C55
20.
01C
551
0.01
CP191B
Q201 2042SA1123RSTTAPRE DRIVE
Q205 2082SC2631RSTTAPRE DRIVE
Q209,2102SA1123RSTTAPRE DRIVE
MAIN CIRCUIT (P.C.Board:on pages 26,27)D
LAMP (A) CIRCUIT(P.C.Board:on page 24)B
LIGHT SW CIRCUIT(P.C.Board:on page 25)E
OFF ON
L193
VR19220K(A)
(LEVELCONTROL R)
R19
52.
2K
To VOLTAGECONTROL AMP(R)CIRCUIT (CP202)on page 20
J To VOLTAGECONTROL AMP(L)CIRCUIT (CP201)on page 20
I
:POSITIVE VOLTAGE LINE
:NEGATIVE VOLTAGE LINE
:SOURCE SIGNAL LINE
51.2V51.3V
51.2V
51.2V51.3V
51.2V
51V
38.6V
50.2V
2.5V
51.1V50.3V
51.1V50.3V
50.3V
38.6V
2.2V
51V50.2V
51.2V50.2V49.7V51.2V0.3V0.3V
49.7V51.2V0.3V0.3V10.9V 50.2V 13.2V
51V
38.6V
50.2V
2.5V
51.1V50.3V
51.1V50.3V
50.3V
38.6V
2.2V
51V50.2V
51.2V50.2V49.7V51.2V0.3V0.3V
49.7V51.2V0.3V0.3V10.9V 50.2V 13.2V
50.3V
50.3V
51.2
V
51.3
V
A B C D E F
1
2
3
4
5
6
7
8
C36
3
C36
1
C36
2
C36
4
4 2
21
3
3
CP406
CP402
1 4 23
W603
1 4 23
CP405
1 11 9 8 7 6
6
5
2
1
4
3
5 4 3 210
CP403
RL653
1 23
W653
1
R75
2
R38
6
R38
8R
394
R39
0
R39
2
R65
7
R65
8
R66
0
R65
9
R39
1
R38
9
R38
7
R38
5
R39
3
J
R65
6
R65
5
J
J
R453
R66
1
R65
1
R751
J
J
J
J
C75
1
C75
2
D653
D75
2
D75
3
D65
2
D65
1
D75
4
D75
1
BCE
Q651
21
3
CP401
2
1
CP352
2
1
CP351
2
6RL652
5
2 1
4 3
1
CP652
2
1
CP651
L354
L353
6RL651
5
2 1
4 3
RELAY P.C.B.N
(REP1615D-M)
3 2 1
CP2
3 2 1
CP4
3 2 1
CP3
W1-1
L1
W1-2
FC
3F
C1
F1
T2A
FC
4F
C2
F2
T2A
FUSE P.C.B.Q
(REP2720A-P)
1
2
3 2 13
CP1
CP653
C659
JK653
R
L
G
C660
S1(POWER)
C1
POWER SW P.C.B.R
(REP1616D-S)
PHONES
Q651D651D652D653D751D752D753D754L353L354RL651RL652RL653CP351CP352CP401CP402CP403CP405CP406CP651CP652W603W653R385R386
R387R388R389R390R391R392R393R394R453R651R655R656R657R658R659R660R661R751R752C361C362C363C364C751C752
2C3C3C2C2B2A2B2A3D3A3C3B2C3E3A2E2A1C1C1B4E4A1B1D3D3B
3D3B3D3B3C3B3D3B2C2C3C3C3C3C3C3C2C2B2B3D3B3D3B2B2C
RELAY P.C.B.N
ELECTRICAL PARTS LOCATION
Ref. No. Lo. No. Ref. No. Lo. No.
L1F1 F2 CP2CP3CP4
W1-1W1-2FC1FC2FC3FC4
FUSE P.C.B.Q
S1CP1CP653JK653
C1C659C660
6B7B7C6B5C5B
7B7B7B7C7B7C
7E7E7F6F
7E7F7F
POWER SW P.C.B.R
A B C D E F
1
2
3
4
5
6
7
8
21 3
CN303
4 5
2
2
1
CP703
E701
3
W401
31 C717
C359
C357
C35
1
C35
5
C35
3C715
C713
2
CP701
13
1
2
CP655
21 3
CN301
4 5 6 7 8
R70
3
R37
5
R35
9
R36
3
R39
7
R35
7
R35
5
R36
5
R36
1
R37
1
R36
7
R36
9
R37
3
J
R38
3
R38
1
R37
9
R37
7
J
R701
R405
JR353
R351
R401J
J J
J
JJ
J
J
J
J
J
D705
D707
D701
D703
TH351
W351-1 W351-2C707C705
C719
L351
D401 R403
B C EQ401
E C BQ351
E C B Q353
E C BQ355
Q363
CURRENT DRIVE AMP(L) P.C.B.K
(REP1615D-M)
E C BQ359
E C BQ357
E C BQ361
E C B
21 3
CN304
4 5
2
2
1
CP704
E702
3
W402
13C718
C360
C358C35
2
C35
4
C35
6
C716
C714
2
CP702
13
1
2
CP656
21 3
CN302
4 5 6 7 8
R70
2
R36
6
R37
6
R36
0
R39
8
R35
8
R35
6
R36
4
R36
2
R37
4
J
R37
0
R37
2
R36
8
J
R38
4
R38
2
R38
0
R37
8
R704
R406
R354
R352
R404 R402 J
JJ
J
JJ
J
J
J
D702
D704
D706
D708
TH352
W352-2 W352-1C708C706
C720
L352
D402
B C EQ402
E C BQ352
E C B
E C BQ354
E C BQ356
Q362
E C B
Q358
E C B
Q360
E C B
Q364
CURRENT DRIVE AMP(R) P.C.B.L
(REP1615D-M)
Q351Q353Q355Q357Q359Q361Q363
1F2D2D1C1D1B1E
R373R375R377R379R381R383R397
Q352Q354Q356Q358Q360Q362Q364
4B5C5C4C4D4B4E
R374R376R378R380R382R384R398
2E2B3E3E3E3F1D
5E5E6A6B6B6B4C
W351-2W401E701R351R353R355R357
C355C357C359C705C707C713C715
L351CN301CN303CP655CP701CP703W351-1
R359R361R363R365R367R369R371
R401R403R405R701R703C351C353
C717C719
Q401D401D701D703D705D707TH351
Q402D402D702D704D706D708TH352
3F3F3B3B3B3B2F
6A6A6E6E6E6E5B
L352CN302CN304CP656CP702CP704W352-1
3D2E2B3D3C3B3E
6C5B5E6C6D6F6C
W352-2W402E702R352R354R356R358
3E3A3A2F2F3E3E
6B6F6F5B5B6B6C
R360R362R364R366R368R370R372
1C1E1C2E2C2D2B
4C5D5B4E5C5D5B
R402R404R406R702R704C352C354
C356C358C360C706C708C714C716
C718C720
3E2B2B3C3D3B3A
3F3F3B2C3B2E3D
3B3A
6A6A7E6E5D5A6B
6C5E5E6C6D6F6F
6F7F
CURRENT DRIVE AMP(L) P.C.B.K
CURRENT DRIVE AMP(R) P.C.B.L
ELECTRICAL PARTS LOCATION
Ref. No. Lo. No. Ref. No. Lo. No. Ref. No. Lo. No. Ref. No. Lo. No. Ref. No. Lo. No. Ref. No. Lo. No. Ref. No. Lo. No. Ref. No. Lo. No. Ref. No. Lo. No.
A B C D E F
1
2
3
4
5
6
7
8
45 3
CP304
CP202
2 1
C302
C322
C252
C256
C308
C2541 2 3
78 6
CP302
5 4 3 2 1
R27
0 J
J
J
JJ
J J
R264
R268
R278
R326
J
R318 R320
J
R322
R304
R328
R302
R308
R306
R310
R324
R276
R316
R330
R314
R312
R262
R266
J
J
R258
R272
R274
R256
R254
J
TH252
C258
C314
C260
C304
C306
C320
C318
VR252
VR302
D254
D256
D26
6
D26
2
D25
8
D268
D264
D306 D308
D260
D302
C310 C312
B C EQ262
B C EQ258
B C EQ260
B C EQ256
BCE
Q254
GDS
Q264
GDS
Q266
4321
5678
IC302
TP2521 32
2
1
3
456
4
TP302
B C EQ306
C316
D304
B C EQ308
B C EQ302
B C EQ304
VOLTAGE CONTROL AMP(R) P.C.B.J
(REP1615D-M)
C65
4
C65
2
C65
6
C65
8
W656-2W652-2
( B )
W652-1W656-1L654
L652
( A )SPEAKERS (Rch)
JK652
SPEAKER TERMINAL(R) P.C.B.P
(REP1615D-M)
VOLTAGE CONTROL AMP(R) P.C.B.J
SPEAKER TERMINAL(R) P.C.B.P
ELECTRICAL PARTS LOCATION
Ref. No. Lo. No. Ref. No. Lo. No.
IC302Q254Q256Q258Q260Q262Q264Q266Q302Q304Q306Q308D254D256D258D260D262D264D266D268D302D304D306D308VR252VR302TH252CP202CP302CP304TP252TP302R254R256R258R262R264R266
R268R270R272R274R276R278R302R304R306R308R310R312R314R316R318R320R322R324R326R328R330C252C254C256C258C260C302C304C306C308C310C312C314C316C318C320C322
2D2C3C2D2C2D2C2C2E2E3E3E3C2D2C2C3C2C3C2C2E2E3E3E2B1E2B2E4E4B1B1F2B2B2B3C2C3C
2C2D2B2B2C1C3D3D3D3D4D3D2D2D3E3E3E4D3F3D2D3C1D2C3C2C3D3D3D3D2E2E2E2E3B3B3D
L652L654W652-1W652-2W656-1W656-2
JK652C652C654C656C658
7D7B7C7B7C7B
6C7C6B6D6B
G H I J K L
J
BCE
Q207BCE
Q205
BCE
Q209
BCE
Q203BCE
Q201
18171610
123
15
4
14
5
13
6
12
7
11
89
IC201
18171610
123
15
4
14
5
13
6
12
7
11
89
IC202
D20
7
C22
5
C20
5
C21
9C
217
R22
1
R21
9
R21
5
R21
3
R21
1
R22
5
R22
3
R22
9R
209
R20
5
R20
3
R510 R509
J J J
R22
7
R20
7
J
J J
JJ
J
R21
7
C22
9
C22
1
D20
8
C22
6
R22
2
R22
0
R21
6
J J
R21
8
C23
0
C22
2
C23
1
C22
7
C21
3
C20
7
C20
9
BCE
Q210
C20
6
C20
2
C21
8
R21
4
R21
2
R22
6
R22
4
R23
0
R22
8
R20
8
R20
2
R10
4
C20
1
R20
1
R10
3
J
J
J
J
J
C23
2
C22
8
C20
8
C21
0
C22
3
C20
3
C21
5
BCE
Q208BCE
Q206BCE
Q204BCE
Q202
C22
0
R21
0
R20
6
R20
4
C21
4
C22
4
C20
4
C21
6
CP191B
2
3
1
VR
502
VR
501
E101
S601
MAIN P.C.B.D
SEAKER SW P.C.B.F
ELECTRICAL PARTS LOCATION
Ref. No. Lo. No. Ref. No. Lo. No. Ref. No. Lo. No. Ref. No. Lo. No. Ref. No. Lo. No. Ref. No. Lo. No. Ref. No. Lo. No.
IC201IC202IC451IC501IC502Q201Q202Q203Q204Q205Q206Q207Q208Q209Q210Q451Q503D207D208D451D452D453
4G2G4D2D2B4F2F4F2F4E2E4E2E4E2E4C3B4F3F3C4C4C
D501D502D503D504D505D506D507D508VR501VR502TH501TH502CP191BW201W202W403W601E101R103R104R201R202
3B3B3B2B3C3C3B2B4J4J2B2C2L4A1A3A2A4L2K2J2J2I
R203R204R205R206R207R208R209R210R211R212R213R214R215R216R217R218R219R220R221R222R223R224
4H2H4H2H4H2H4G2G4F2F4F2F4E3E4F3F4E3E4E3E4G2G
R225R226R227R228R229R230R451R452R454R455R456R457R501R502R503R504R505R506R507R508R509R510
4F2F4G2H4G2G3D3D4D4D4C3D3D3D3D3C3D3C2C2C4J4J
R511R512R513R515R516R517R518R519R520R521R523R524R525R526R527R528R529R530R531R532C201C202
3C3C2C2C3A3B3B3B3B3B3B2C2C2C3C3C3B2B2C2C2J2I
C203C204C205C206C207C208C209C210C213C214C215C216C217C218C219C220C221C222C223C224C225C226
C227C228C229C230C231C232C451C452C453C454C455C501C502C503C504C505C506C508C509C510
4H2H4H2H4H2H4H2H4G2H4H2H4E2E4E2E4F3F4H2H4F3F
4F2F4E3E4E2E4D4D4D4D3C3D3D3D3D3C3C4B3B3B
S602 S6037D 7D 7C S604 CN6027B 7B
A B C D E F
1
2
3
4
5
6
7
8
J
R523
R531R532
R511
J
J
J
J
J
J
R512
R53
0
R50
7
R50
8
R51
5R
513
R51
6
R52
0
R52
9
R52
1
R51
9R
517
R51
8
R52
7R
526
R52
5
R52
4 J
R52
8
J
8765
12
9 8 7 6 5 4 3 2 1
34
IC502
IC501
C51
0
D50
1
D50
7
D50
2
D503
D504
BCE
BCE
C50
9
W202
5
4
2
3
1
6
W201
5
4
2
3
1
6
W601
9
8
6
4
32
1
7
5
10
W403
9
8
6
4
32
1
7
5
1110
Q503
Q451 BCE
Q207BCE
Q205
BCE
Q209
BCE
Q203BCE
Q201
D50
8
TH
501
TH
502
18171610
123
15
4
14
5
13
6
12
7
11
89
IC201
18171610
123
15
4
14
5
13
6
12
7
11
89
IC202
9 8 7 6 5 4 3 2 1
IC451D
505
D50
6
D45
3
D45
2
D20
7
D45
1C
505
C50
6
C45
5
C45
1
C45
3
C22
5
C21
9C
217
C45
4
C50
8
R50
6C
504
R50
5R
503
R45
7
R45
4
R45
5
R45
6
J
R45
1R
452
R50
1
R50
2R50
4
C50
3
C50
2
C45
2
R22
1
R21
9
R21
5
R21
3
R21
1
R22
5
R22
3
R22
9R
209
R20
5
R20
3
R22
7
R20
7
J J
R21
7
C22
9
C22
1
D20
8
C22
6
R22
2
R22
0
R21
6
J J
R21
8
C23
0
C22
2
C23
1
C22
7
C21
3
C20
7
BCE
Q210
C21
8
R21
4
R21
2
R22
6
R22
4
R23
0
R22
8
R20
8
C23
2
C22
8
C20
8C
215
BCE
Q208BCE
Q206BCE
Q204BCE
Q202
C22
0
R21
0
R20
6
R20
4
C21
4
C21
6
C50
1
MAIN P.C.B.D
(REP1616D-S)
J
12345
CN602(OFF)
(SPEAKERS)
(A)(B)(A+B)S601S602S603S604
SPEAKER SW P.C.B.F
(REP1616D-S)
A B C D E F
1
2
3
4
5
6
7
8
43
21
W551
S551(METER LIGHT)
OFF ON
C551
C55
2
LIGHT SW P.C.B.E
(REP2720A-P)
21 3
CP303
CP201
4 5
C253
C255
C307
C321
C301
C251
3 2 1
21 3
CP301
4 5 6 7 8
R27
7
J
J
J
J
J
J
J
J J
R263
R311
R323
R309
R305
R307
R301 R321
R319
J
R317R327
R303
R315
R313
R329
R267
R269
R27
5
R261
R265
J
J
J
J
J
R253
R255
R273
R271R257
R325
J
J
TH251
C257
C309
C313
C311
C259
C305
C303
C319
C317
VR251
VR301
D263
D255
D253
D26
5
D26
1
D25
7
D267D307
D305
D259
D301
C315
D303
B C EQ261
B C EQ257
B C EQ259
B C E Q255
BCE
Q253
GDS
Q263
GDS
Q265
4321
5678
IC301
TP251 4 23
5
6
4
321
1
TP301
B C EQ307
B C EQ303
B C EQ305
B C EQ301
VOLTAGE CONTROL AMP(L) P.C.B.I
(REP1615D-M)
1
2
34
W604
D62
2(C
UR
RE
NT
DR
IVE
)
D62
1(V
OLT
AG
E
CO
NTR
OL)
(AMPLIFIER OPERATION MOTOR)
LED P.C.B.G
(REP1616D-S)
D621
IC301Q253Q255Q257Q259Q261Q263Q265Q301Q303Q305
R255R257R261R263R265R267R269R271R273R275R277
S551
D305D307VR251VR301TH251CP201CP301CP303TP251TP301R253
R323R325R327R329C251C253C255C257C259C301C303
Q307D253D255D257D259D261D263D265D267D301D303
C305C307C309C311C313C315C317C319C321
R301R303R305R307R309R311R313R315R317R319R321
LED P.C.B.G
LIGHT SW P.C.B.E
VOLTAGE CONTROL AMP(L) P.C.B.I
ELECTRICAL PARTS LOCATION
Ref. No. Lo. No. Ref. No. Lo. No. Ref. No. Lo. No. Ref. No. Lo. No. Ref. No. Lo. No. Ref. No. Lo. No. Ref. No. Lo. No.
W551 C551 C552
5B5B5C4C5C4C5C5B5B5C4C
3D4F4D5D5C4C5C5D4C4D4D
4D4D5E5E4E4E4B4B4D
4D4D3D4D3D4D5D5D4E4E4E
2E
D6221C
5D5C5D4C5C4C5C5C5E5E4E
2E
4E5D5C5C4C5C4C5C4C5E5E
2F
1B W604
4E4E5B6E5B5F3E3B5B6F5B
2E
1A
A B C D E F
1
2
3
4
5
6
7
8
C610
R624
R622
JR
623
JJ
J
R61
7
J
J
R62
121
21 3 4
CP501
W604
B C EQ601
B C EQ602
B C EQ603
B C EQ604
D62
4
D64
1D
640
D60
1
D61
2D
608
D61
3D
610
D61
1D
609
D61
5D
614
D60
2D
606
D60
5
D62
6
D62
5
D623
D627
D628
D629 D617
D603D604
D616D607
4321
CP603
54321
CP551
10987654321
CP601
21
CP502
21 3 4
W505
R601
R602R604
R603
J
J
J
J
R606
R620R613
R612R619
R609
R608R605
R611
R610
R607
R616
C601
D619(A)
D620(B)
D618(A+B)
( SP
EA
KE
RS
)
C602
C604C603
21 3 4 5
CP602
1234567
141312111098
IC601
SPEAKER SELECT LOGIC P.C.B.H
(REP1616D-S)
PL5
16P
L514
PL5
12P
L510
PL5
08P
L506
PL5
04P
L502
J W505-3W505-4
LAMP(B) P.C.B.C
(REP1616D-S)
J
W505-1
PL5
15P
L513
PL5
11P
L509
PL5
07P
L505
PL5
03P
L501
W505-2
LAMP(A) P.C.B.B
(REP1616D-S)
SPEAKER SELECT LOGIC P.C.B.H
LAMP(B) P.C.B.C
LAMP(A) P.C.B.B
ELECTRICAL PARTS LOCATION
Ref. No. Lo. No. Ref. No. Lo. No.
IC601Q601Q602Q603Q604D601D602D603D604D605D606D607D608D609D610D611D612D613D614D615D616D617D618D619D620D623D624D625D626D627D628D629D640D641
CP501CP502CP551CP601CP602CP603W505W604R601R602R603R604R605R606R607R608R609R610R611R612R613R616R617R619R620R621R622R623R624C601C602C603C604C610
PL502PL504PL506PL508PL510
PL501PL503PL505PL507PL509
PL512PL514PL516W505-3W505-4
PL511PL513PL515W505-1W505-2
6A6A7A7A8A6A6B8A8A6B6B8B7B7B7B7B7B7B7B7B8B7B7A6A7A2B5B5B6A7A7A7A6A5A
2B5B3B4B8B3B8A1A6B6B5B6B8B6B7A8B7A8A8B7A7A7A7A7A7A2B1B2B1A6B6B6B6B5A
2C3C3C4C5C
2D3D4D4D5D
6C7C7C2C2C
6D7D8D8D8D
A B C D E F
1
2
3
4
5
6
7
8
SPEAKER TERMINAL(L) P.C.B.O
C65
3
C65
1C65
5
C65
7
W655-2 W651-1
( B )
W651-2 W655-1
L653
L651
( A )
SPEAKERS (Lch)
JK651
(REP1615D-M)
C70
4
C70
3C
701
C70
2
CAPACITOR P.C.B.M
(REP2720A-P)
W701-2
W701-1
W701-3
W702-2
W702-1
W702-3
3 12
CP191AVR192
R19
1
R19
2
R19
3
R19
4R
195
R19
6 JJ
C191 C192 C193 C194
L191
L193
L194
L192
JK101
VR191
INPUT TERMINAL P.C.B.A
(REP2720A-P)
DIRECT NORMALLEVEL
CONTROL(R) (L)
L R
E
L R
E
L651L653W651-1W651-2W655-1W655-2
JK651C651C653C655C657
SPEAKER TERMINAL(L) P.C.B.O
W701-1W701-2W701-3W702-1W702-2
W702-3C701C702C703C704
CAPACITOR P.C.B.M
INPUT TERMINAL P.C.B.A
ELECTRICAL PARTS LOCATION
Ref. No. Lo. No. Ref. No. Lo. No.
VR191VR192L191L192L193L194CP191AJK101R191
R192R193R194R195R196C191C192C193C194
3B3D3D3C3C3D
2C2C2D2B2D
5D5D5D5B5B
5B5C5B4C4B
8D8C7A7B7B7B8B7B7A
7A7B7B8B8B7A7B7B7B
–B2(-B3)
+B2(+B3)
+B1
+
+B1
M5219P
IC301DIFFERENTIAL AMP
( )IC302
132
4 8
Floatingpowersupply
ICQadj.
Predrive
Predrive
Q301,303,Q305,307(Q302,304,Q306,308)
Q353(Q354)
Q351(Q352)
Q355(Q356)
Q357,361(Q358,362)
Q359,363(Q363,364)
Driver
Driver
BA6138IC501
METER DRIVE AMP
CLASS AA BRIDGE
6(4) 8(2)
7(3)
5 9
Rect. 1/2 Squarecompresser
M5218APIC502
BUFFER AMP(METER)
POWERMETERD507
(D508)
D503(D504)
4 8
1(7)
3(5)
2(6)
VR501(VR502)(METER
ADJ.)
RL6
53
RL6
51
RL6
52
Powersupply
Q651
D625
D624
B
SPEAKERS
A
HEADPHONESR ch
–B1
-B1
+B1
D615
D617
D614
D609
D608
D611
S603(B)
S604(A+B)
S602(A)
S601(OFF)
D610
D613
D612
1
2
314
7
5
6
4
108
9
12
13
11
D616
D607
D604
D603
D605
D606
D619(A)
D627
D601
D602
D628
D620(B)
D629D618(A+B)
Q602RELAYDRIVE
Q601RELAYDRIVE
Q603LED DRIVE
Q604LED DRIVE
MN400IBIC601
SPEAKER SELECTORSwitching Q503
+B1
D626,640,641
Notes
Signal line : Source signal
( ) indicates pin No. Right channel.
–B2(-B3)
+B
–B2(L ch)
+B2(L ch)
–B1
+B2(+B3)
+ +
–B1
+B1
DIRECT(NORMAL)INPUT
GND
Regulator Over loaddet.
Muting DC det.
AC det.
Over loaddet.
9 7 5
8
1
4 3
F1
T1(L ch)
AC IN
S1(POWER)
D751-754
D701,703,705,707
F2
T2(R ch)D702,704,706,708
Q451
Relaydrive
D622(CURRENT DRIVE)
Q401(Q402)
Currentmirror
Cascade
Q203(Q204) D255
(D256)
Currentstabilizer
Bias Muting
Cascade
7465
3
2
1617
10
18
1
9
8
11
12151314
Q201(Q202)
Currentmirror
AN7062NIC201VOLTAGE AMP
( )IC202
D451
Q255(Q256)
Q259,263(Q260,264)
Q253(Q254)
D253(D254)
MOSclass AAamp.
Limitter
ICQadj.
MOSclass AAamp.
Q261,265(Q262,266)
Q257(Q258)
Limiter
–B1+B1
D621(VOLTAGE CONTROL)
D623
VR191(LEVEL
CONTROL)
–B2(-B3)
+B2(+B3)
2
AN7073IC451
MUTING/PROTECTION
L1
PL501,503,505,PL507,509,511,PL513,515
PL502,504,506,PL508,510,512,PL514,516
S551(METER LIGHT)
–B3(R ch)
+B3(R ch)
NFB
Predrive
Q205,207(Q206,208)
LAMP(B) P.C.B.
LAMP(A) P.C.B.
SPEAKER TERMINAL(R) P.C.B.
VOLTAGE CONTROL AMP(R) P.C.B.
CURRENT DRIVE AMP(R) P.C.B.
RELAY P.C.B.
W652-1
W1-2 W1-1
W656-1 W656-2 W652-2
(SOLDER SIDE)
T2(Power transformer)
CP3
CP2
CP4
FUSE P.C.B.
CAPACITOR P.C.B.
W505-4
W505-3
W505-1
W505-2
AC IN
B
C
N
L
J
R
Q
M
BRNORGBLKRED
ORGBLKRED
OR
G
GR
Y
W352-1
W352-2
W653
W702-3
W702-2
W702-1
W701-3
W701-2
W701-1
CP403
CP405
W603
CP406
CP402
CP352
CP652
CP401
CP351
CP651
CN302 CP302
CP702
CP656
CN304
CP704
W402
CP304
CP202
2 1
3 . 1
12
12
12
12
12
1 . 3
1 . 3
BLK BLUBRNGRY
ORGREDWHT
NOTE: .... .... .... ....
.... .... ....
BlackBlueBrownGray
OrangeRedWhite
WHT/GRYWHT/BLK
WHT/BLU
WHT/BLK
WHT/RED
12
WHT/BRNWHT/ORG1
2
RED
RE
DB
LK
BLK
GRY
BRN
WHT/BLKWHT/ORG
1.3
3.1
1.3
WHT/REDWHT/BLK
1 . 3
1 . 3
1 . 3
WHT/BLU
WHT/BLK
WHT/RED
WHT/BLK
WHT/RED
1.3
1.3
1.3
1.3
1.3
1.3
1..4
3.1
1.3
5...1
1 . . 41 . . 41 . . 4
1 . . 4
1 . . . . . . . . . 11
8......1
6 . . . . 1
