Troubleshooting
56
SAMSUNG Proprietary-Contents may change without notice 8. Level 3 Repair 8-1 This Document can not be used without Samsung's authorization 8-1.Block Diagram V R E G _ T C X O _ 2 . 8 5 V 7 2 2 7 M S M C I N O I T A C I L P P A & M E D O M Y R O M E M ) R D D G 2 + D N A N E N O G 4 ( N _ ) 3 - 0 ( L E S _ T N A _ M S G F R O I P G 0 0 1 2 W _ N O _ A P 0 0 9 1 W _ N O _ A P 0 0 9 W _ N O _ A P N ) 3 - 0 ( _ L E S _ T N A _ M S G L T C _ R W P _ A P _ M S G D N A B _ A P _ M S G N E _ A P _ M S G 1 R _ A P N O _ A N L _ S P G E C A F R E T N I M C P ) C N Y S / N I / T U O / K L C ( E C A F R E T N I T R A U ) S T C / S T R / D X R / D X T ( N _ T S R _ T B ) ) 3 - 0 ( T A D / D M C / K L C ( ) t i b 6 1 x M 8 2 1 ( t i b G 4 h s a l F D N A N E N O ) t i b 2 3 x M 4 6 ( t i b G 2 M A R D S R D D e l i b o M P D D S C _ D N A N E O _ D N A N E W _ D N A N K L C _ D N A N D V A _ D N A N Y D R _ D N A N ) 5 1 : 0 ( 2 D _ M S M T N I _ D N A N n _ K L C _ D S , K L C _ D S E K C _ D S S C _ D S S A R _ D S S A C _ D S ) 3 1 : 0 ( 1 A _ M S M ) 1 ( A B _ D S , ) 0 ( A B _ D S E W _ D S ) 3 : 0 ( M Q D _ D S ) 3 : 0 ( S Q D _ D S ) 1 3 : 0 ( D _ M S M V 8 . 1 _ E M S M _ G E R V V 8 . 1 _ E M S M _ G E R V V 5 _ T E F _ B S U V + D _ B S U - D _ B S U 0 8 4 9 A S F B S U u h c t i w S N I A M T T A B V R E G _ P A _ 2 . 1 V V R E G _ R F R X 1 _ 2 . 7 V T U P T U O E G A T L O V V 2 . 1 _ 1 C M S M _ G E R V V 2 . 1 _ 2 C M S M _ G E R V V 8 . 1 _ E M S M _ G E R V V 6 . 2 _ P M S M _ G E R V V 6 . 2 _ A M S M _ G E R V V 0 . 3 _ M I S U _ G E R V T U P T U O E G A T L O V N _ T E S E R _ N O P D L O H _ S P C I E C A F R E T N I N _ T N I _ M P z H K 8 6 7 . 2 3 O I D U A T R A P Y R O M E M ) 2 I B E ( Y R O M E M ) 1 I B E ( T B E C A F R E T N I I F I W E C A F R E T N I C I M P e p y T - C P S T ) 4 : 0 ( C B K ) 4 : 0 ( R B K ) 7 : 0 ( F _ M A C A R E M A C L E X I F a g e M 2 F F D S o r c i M V 0 . 3 _ H S A L F T _ G E R V A R E M A C E C A F R E T N I H S A L F T E C A F R E T N I Y E K X I R T A M D C L D C L N I A M 0 4 2 * 0 2 3 , " 8 . 2 T F T C I L B D C L ) D H E B 9 5 2 D T K ( + D E L D C L E C A F R E T N I O X C T ) z H M 2 . 9 1 ( K L C B S U R E F F U B O X C T _ I P L U S H 0 . 2 B S U E C A F R E T N I ) 8 8 8 : B G R ( ] 3 2 : 0 [ F _ D C L K L C M / C N Y S V / C N Y S H _ D C L N _ T E S E R _ D C L , A T A D / K L C / N _ S C _ D C L - D E L E K A W _ T S O H _ T B N A L W _ N O _ E K A W I K L C _ P E E L S N _ T S R _ N A L W M I S U t e k c o S V 0 . 3 _ M I S U _ G E R V F / I M I S ) O I , K L C , T S R ( D X T _ T R A U D X R _ T R A U T U O _ X U M A C D A ( ) t u p t u o T U O _ X U M A C D A g n i g r a h C F / I T R A U M I S U E C A F R E T N I V 5 _ T E F _ B S U V D X T _ T R A U ) E N O H P , A D P ( D X R _ T R A U ) E N O H P , A D P ( T N A M F VREG_MSMP_2.6V p U - k c a B p a C r e p u S T U O T E S E R _ I B E L R T C _ L B _ D C L D C L F / I L B N E _ B I V V 0 . 3 _ T O M V C I M n i a M T A B _ V 7 2 2 7 M S M C 2 I W / H e c a f r e t n I 9 9 8 8 X A M e c a f r e t n I C 2 I 0 0 0 1 A S I ) T O M r a e n i L ( A R E M A C F F , M 2 N / P _ C I M L / R _ R A E L / R _ V C R T A B _ V K L C / D M C _ D S O R C I M R O T O M M D P / O I P G F / I O I D S ) ) 3 : 0 ( A T A D _ D S O R C I M ( C N Y S V _ M A C / C N Y S H _ M A C F / I _ C 2 I ) A D S _ / L C S _ C 2 I ( K L C M _ M A C / K L C P _ M A C L / R _ K P S C I M _ R A E V C R t e s r a E P M A o i d u A ) B A s s a l C ( F V 0 8 4 9 A S F B S U u h c t i w S N I _ S U B V J I G _ O N h c t i w S B S U u ) 0 8 2 9 A S F ( K C O L B F R S P R G W M A P ) 0 3 2 3 F R ( R E V I E C S N A R T ) 5 8 2 6 R T R ( O X C T ) z H M 2 . 9 1 ( Q / I X T Q / I X R X R S P G J D A _ O L _ K R T , 5 8 2 6 R T R _ T D B S S , F E R _ C A D N O _ X T O I P G A N L S P G ) A F N 3 X R Q F H ( X R 0 0 9 W x l p D ) 0 0 9 W ( W A S ) 0 0 9 W ( x l p D ) 0 0 1 2 W ( X R 0 & 0 0 1 2 W 0 0 9 W M A P ) 1 0 2 7 F R ( W A S ) 0 0 1 2 W ( ` 0 0 9 _ 0 5 8 M S G 0 0 9 1 _ 0 0 8 1 M S G T B & M F O I D A R ) 0 8 7 0 2 M C B ( I F I W ) 3 0 0 6 R A ( O X C T ) z H M 2 . 9 1 ( F / I _ C 2 I ) A D S _ / L C S _ S U M ( z H K M 6 2 T U O R / L _ M F r e g r a h C O I P G ) C 2 I _ R W P ( T 3 P S W S K P S d u o L P M A o i d u A ) D s s a l C ( T N I _ K C A J C I M _ R A E C D A _ I P 3 g o l a n A W / S ) 3 2 2 5 G T S ( C I M b u S N O _ G I J R W P D L O H / N E W S _ N O V 0 . 3 _ D C L V V 0 . 3 _ T O M V V 0 . 3 _ H C U O T V V 6 . 2 _ O I M A C V V 8 . 2 _ A M A C V V 8 . 1 _ C M A C V V 6 . 2 _ T B _ G E R V V 8 . 1 _ N A L W V V 0 . 3 _ H S A L F T _ G E R V V 3 . 3 _ N A L W V V 3 . 3 _ B S U _ G E R V N _ T E S E R _ M 2 _ M A C 9 9 8 8 X A M V 6 . 2 _ O I M A C V V 8 . 1 _ C M A C V V 8 . 2 _ A M A C V P D M D D I _ B S U n n o C B S U u M W P _ B I V F / I P S T F / I _ C 2 I ) A D S _ / L C S _ C 2 I ( V 0 . 3 _ H C U O T V 0 2 2 A M B s i x A - 3 ( ) r o t a r e l e c c A R O T O M S M X 4 1 3 C M M ) c i t e n g a M h t r a E ( F / I _ C 2 I ) A D S _ / L C S _ C 2 I ( F / I r o s n e S V 6 . 2 _ P M S M _ G E R V V 8 . 1 _ E M S M _ G E R V V 0 . 3 _ D C L V S M X 4 1 3 C M M 0 2 2 A M B O I P G ) C 2 I _ S U M ( O I P G ) C 2 I _ P S T ( P S T e p y T - C ) 0 0 2 T S T C 8 Y C ( 3 9 / 2 9 O I P G 1 9 / 0 9 O I P G 0 3 / 9 2 O I P G D A P Y E K t e S d a e H C I M r a E & ) k c a J r a E I P 5 . 3 ( W A S ) 0 0 9 / 0 5 8 ( X R M S G W A S ) 0 0 9 1 / 0 0 8 1 ( ` X R S C D ` ` t e S d a e H ) k c a J r a E I P 5 . 3 ( T N A T B T N A i F i W 2 6 M K H z
Transcript of Troubleshooting
SAMSUNG Proprietary-Contents may change without notice
8. Level 3 Repair
8-1
This Document can not be used without Samsung's authorization
8-1.Block Diagram
VR
EG
_TCX
O_2.85V
7227MSM
CI NOITACILPPA&
MEDOM
YROMEM)RDD G2 + DNANENO G4(
N_)3-0(LES_TNA_MSG
FR OIPG
0012W_NO_AP0091W_NO_AP009W_NO_AP
N)3-0(_LES_TNA_MSGLTC_RWP_AP_MSG
DNAB_AP_MSGNE_AP_MSG
1R_APNO_ANL_SPG
ECAFRETNI MCP)CNYS/NI/TUO/KLC(
ECAFRETNI TRAU)STC/STR/DXR/DXT(
N_TSR_TB
))3-0(TAD/DMC/KLC(
)tib61xM821( tib G4hsalF DNANENO
)tib23xM46( tib G2MARDS RDD eliboM PDD
SC_DNANEO_DNANEW_DNANKLC_DNANDVA_DNAN
YDR_DNAN)51:0(2D_MSM
TNI_DNAN
n_KLC_DS ,KLC_DSEKC_DS
SC_DSSAR_DSSAC_DS
)31:0(1A_MSM)1(AB_DS ,)0(AB_DS
EW_DS
)3:0(MQD_DS)3:0(SQD_DS)13:0(D_MSM
V8.1_EMSM_GERV
V8.1_EMSM_GERV
V5_TEF_BSUV+D_BSU-D_BSU
0849ASFBSUuhctiwS
NIAMTTAB
VR
EG_P
A_2.1VV
RE
G_R
FRX1_2. 7V
TUPTUOEGATLOV
V2.1_1CMSM_GERVV2.1_2CMSM_GERVV8.1_EMSM_GERVV6.2_PMSM_GERVV6.2_AMSM_GERVV0.3_MISU_GERV
TUPTUOEGATLOV
N_TESER_NOP
DLOH_SP
CIECAFRETNI
N_TNI_MP
zHK867.23
OIDUATRAP
YROMEM)2IBE(
YROMEM)1IBE(
TBECAFRETNI
IFIWECAFRETNI
CIMP
epyT-CPST
)4:0(CBK)4:0(RBK
)7:0(F_MAC
AREMACLEXIF ageM2
FF
DSorciM
V0.3_HSALFT_GERV
AREMACECAFRETNI
HSALFTECAFRETNI
YEKXIRTAM
DCL
DCL NIAM042*023 ,"8.2
TFT
CI LB DCL)DHEB952DTK(
+DEL
DCLECAFRETNI
OXCT)zHM2.91(
KLC BSUREFFUB
OXCT_IPLU
SH 0.2BSUECAFRETNI
)888:BGR( ]32:0[F_DCLKLCM / CNYSV / CNYSH_DCL
N_TESER_DCL ,ATAD/KLC/N_SC_DCL
-DELEKAW_TSOH_TB
NALW_NO_EKAWIKLC_PEELSN_TSR_NALW
MISUtekcoS
V0.3_MISU_GERVF/IMIS )OI,KLC,TSR(
DXT_TRAU
DXR_TRAU
TUO_XUMA CDA()tuptuo TUO_XUMA
CDA
gnigrahC F/I TRAU
MISUECAFRETNI
V5_TEF_BSUV
DXT_TRAU)ENOHP,ADP(
DXR_TRAU)ENOHP,ADP(
TNA MF
VR
EG
_MSM
P_2.6V
pU-kcaBpaC repuS
TUOTESER_IBE
LRTC_LB_DCLDCLF/I LB
NE_BIVV0.3_TOMV
CIM niaM
TAB_V
7227MSM C2I W/H
ecafretnI
9988XAM
ecafretnI C2I
0001ASI)TOM raeniL(
AREMACFF ,M2
N/P_CIM
L/R_RAE
L/R_VCR
TAB_V
KLC / DMC_DSORCIM
ROTOMMDP / OIPG
F/I OIDS ))3:0(ATAD_DSORCIM(
CNYSV_ MAC / CNYSH_MAC
F/I_C2I )ADS_/LCS_C2I(
KLCM_MAC / KLCP_MAC
L/R_KPS
CIM_RAE
VCR
tesraEPMA oiduA) BA ssalC (
FV
0849ASFBSUuhctiwS
NI_SUBV
JIG_O
N
hctiwS BSUu)0829ASF(
KCOLB FR
SPRGWMAP
)0323FR(
REVIECSNART
)5826RTR(
OXCT)zHM2.91(
Q/I XT
Q/I XR
XR SPG
JDA_OL_KRT
,5826RTR_TDBSS,FER_CAD
NO_XT
OIPG
ANL SPG)AFN3XRQFH(
XR 009W
xlpD)009W(
WAS)009W(
xlpD)0012W(
XR 0012W& 0012W 009W
MAP)1027FR(
WAS)0012W(
`
009_058 MSG
0091_0081 MSG
TB&
MFOIDAR
)08702MCB(
IFIW)3006RA(
OXCT)zHM2.91(
F/I_C2I )ADS_/LCS_SUM(
zHKM62
TUOR/L_MF
regrahC
OIPG)C2I_RWP(
T3PSWS
KPS duoLPMA oiduA) D ssalC (
TNI_KCAJCIM_RAE
CDA_IP3
golanAW/S
)3225GTS(CIM buS
NO_GIJ
RWPDLOH/NE
WS_NO
V0.3_DCLVV0.3_TOMV
V0.3_HCUOTVV6.2_OIMACV
V8.2_AMACVV8.1_CMACV
V6.2_TB_GERVV8.1_NALWV
V0.3_HSALFT_GERVV3.3_NALWV
V3.3_BSU_GERV
N_TESER_M2_MAC9988XAM
V6.2_OIMACV
V8.1_CMACV
V8.2_AMACV
PDMD
DI_BSU
nnoC BSUu
MWP_BIV
F/I PST F/I_C2I )ADS_/LCS_C2I(V0.3_HCUOTV
022AMBsixA-3(
)rotareleccA
ROTOM
SMX413CMM)citengaM htraE(F/I_C2I )ADS_/LCS_C2I(F/I rosneS
V6.2_PMSM_GERVV8.1_EMSM_GERV
V0.3_DCLV
SMX413CMM022AMB
OIPG)C2I_SUM(
OIPG)C2I_PST(
PST epyT-C)002TSTC8YC(
39/29OIPG
19/09OIPG
03/92OIPG
DAP YEK
teS daeHCIM raE &
)kcaJ raE IP5.3(
WAS)009/058(
XR MSG
WAS)0091/0081(
` XR SCD
`
`
teS daeH)kcaJ raE IP5.3(
TNA TB
TNA iFiW
26M
KH
z
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Level 3 Repair
8-2
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8-2. PCB Diagrams8-2-1. Top
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Level 3 Repair
8-3
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8-2-1. Bottom
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Level 3 Repair
8-4
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8-3. LOGIC8-3-1. Power On
Power switch on
NG
Check the currentconsumption>= 100mA?
DownloadNO
Check the U401
Check the clockC109 = 19.2Mhz ?
Check the initial operation
Check the clock generation circuit
Resolder OSC400
Check the PMICrelated to PS_HOLD
Change the battery
Yes
Yes
Yes
Yes
NO
NOC443(VREG_MSMC1)=1.2V?C442(VREG_MSMC2)=1.2V?C441(VREG_MSME)=1.8V?C411(VREG_MSMP)=2.6V?C412(VREG_MSMA)=2.6V?
Yes
NOCheck the clock atOSC400 = 32KHz ?
NOCheck the TP_PS_HOLD pin PS_HOL
D = 2.6V?
NOCheck the batteryvoltage
>= 3.45?
Yes
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Level 3 Repair
8-5
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SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-6
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SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-7
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Level 3 Repair
8-8
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Level 3 Repair
8-9
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8-3-2. LCD Working
Power Switch On
LCD FPCBconnector is correctly connecti
ned?
Replace U503 & Checkneighboring circuits
Yes
NOYes
LCDReplace
C522LED_P_26V=26V?
F600, F601, F602,F603, F604, F605,
F606 ResolderF600, F601,F602, F603,F604, F605,
F606 Correctlymounted?
NOcorrectly connect
NOLCD Display
On?
Yes
Yes
NO
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Level 3 Repair
8-10
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SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-11
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SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-12
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8-3-3. TSP
Operate TSP
NG
CheckTSP Connecting Reconnecting TSP
NO
YES
Change TSP Module
No Problem? Change main PBANO
END
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Level 3 Repair
8-13
This Document can not be used without Samsung's authorization
8-3-3. Audio WorkingSpeaker Working
Operate speaker
NG
CheckSpeakerSoldering
ResolderNO
YES
Speaker breakdown?
YESChange Speaker
NO
Signal on inL502, L504?
ResolderL502,L504SPK ASSY
YES
NO
Signal on inC407, C408?
ResolderC407, C408
Replace U500
YES
NO
Change main PBA
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Level 3 Repair
8-14
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SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-15
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Level 3 Repair
8-16
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Receiver Working
Operate Receiver
NG
CheckReceiverSoldering
ResolderNO
YES
Receiver breakdown?
YESChange Receiver
NO
Change main PBA
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Level 3 Repair
8-17
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Main MIC Working
Operate MIC
NG
PolluteMIC Hole?
YES Clean upMIC hole
NO
Remove MIC,Check MIC 4th pin(MIC_BIAS_1.8V)
= 1.8V ?
CheckC504 = High?
NO
NO
Change main PBAYES YES
Change MIC Change MIC
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Level 3 Repair
8-18
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305R
6DNG
TUO 1
4RWP
005CIM
2DNGDNG 3
DNG 5
V8.1_SAIB_CIMV
405C
DNG_DM
N_CIM
P_CIM
DNG_DM
DNG_DM
03
C134 C135C173
C504 101F
UD
301F
02
121LL127
L602
L604
MIC500
201
M
211
R
324
R
305
R
U402U605
ZD600ZD602
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Level 3 Repair
8-19
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Sub MIC Working
Operate MIC
NG
PolluteMIC Hole?
YES Clean upMIC hole
NO
Remove MIC,Check MIC 4th pin(MIC_BIAS_1.8V)
= 1.8V ?
CheckC503 = High?
NO
NO
Change main PBAYES YES
Change MIC Change MIC
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Level 3 Repair
8-20
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3DNG
5DNGDNG 6
1TUO
RWP 4
105CIM
DNG 2
305C
V8.1_SAIB_CIMV
N_CIMBUS
P_CIMBUS
DNG_UMDNG_UM
DNG_UM
C502
C503
C507
C509
105CI
M
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Level 3 Repair
8-21
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Stereo Headset Working
Hands-free stereoheadset
NG
YESCheck U504Button NG?
NO
CheckL503MIC NG?
NOYESCheck U504
YES
Resolder L503NO
Signal onin C517,C518?
SPK NG? Check L505, L506,EAR500
YESYES
NO
NOSignal onin C409C410?
YESCheck R406, R407,
U401
The EndNO
Change Main PBA
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Level 3 Repair
8-22
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KCAJ RAE ip 5.3DNG GOLANA UMP OT ESOLC DNG
035R
305L
705L
505L
1
2
3 4 5 6
005DZ
3
5
4
015R
405U
2
1
605L
605R
905L
315R
V6.2_PMSM_GERV
815C
115R
505R
415R
105DZ
3 B-NOC
C-NOC4
5 D-NOC
E-NOC
6
7WS
335R
005RAE
A-NOC2
435R
135R
715C
V6.2_PMSM_GERV
015L
V6.2_PMSM_GERV
305DZ
L_KPSRAE
CDA_IP3
CIM_RAE
HCTIWS_RAE
CIM_RAETNA_MF
R_KPSRAE
N_TNI_KCAJ
N_CIM_RAE
C517
C518
C602
C603C604C605005
RAE
HEA601
305L
L505
L506
605
R
015
R
R513
415
R
035
R
135
R
335
R
R601
TP602
U504ZD500
ZD501
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Level 3 Repair
8-23
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904C 5001
5001
014C
604R
7K
41TUO8K
TUOX6K
NIX
1KCUB4J
51TUO8J
21TUO
71TUO11H
2KCUB2H
01G
3F31ONE
5F7ONE
9F
61TUO
5ONE9E
2VNI01F
91TUO11F
NIOXCT2F
TUOOXCT
9D
1VNI01E
81TUO11E
11D
BNIGHC2D
4ONE
31BF6C
2BNI7C
1BNI8C
ANIGHC1D
PNIXR01D
PTUO
4BF2C
3BF3C
NNIXR01B
NTUO11B
31TUO6B
RPH7A
LPH8A
N1C9A
104U
P1C01A
704R
R_RAE
R_KPSRAEL_KPSRAE
L_RAE
C302
C303
C322
C325
104
C
C402 304
C40
4C
C407
804
CC409
C410
C417
C418
C419
C420
124
C
C424
C425
C428
C430
C431
C432
C433
C434
734
C83
4C
934
C
044
C
C441
C449
C452
C500
C505
C510
C511
215
C
C513
415
C
C515
C526
204L
L403
513
R
R402
R403
R404
R405
604
R70
4R
804
R90
4R
R410
R502
405
R
R528
R529
U40100
5U
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Level 3 Repair
8-24
This Document can not be used without Samsung's authorization
8-3-5. KEY WorkingVolume KEY
Press Volume Key
NG
All key NG?YES Change Domesheet
Change Key FPCB
NO
Change KeyPad
Any key NG? Change Main PBA
END
NO
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8-25
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Sub Key
Press Power Key,Other Sub Key
Power (END)Key NG?
YesPressing
power key,ZD602 = High?
YesCheck 8-3-1 Section
NO
Change Domesheet
Change Main PBANO
Sub KeyNG?
Change Domesheet
Change Main PBA
Yes
NO
The End
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TAB_V
21
DAPYEKDNE
ZD602
WS_NO
C209
112
C
C212 C215
C217
C218
542
C
C504
L211
L602
L604R203
324
R
305
RU200
U402U605
U606
ZD600ZD602
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8-3-6. Vibrator Working
Operate Vibrator
NO
Check
Vibrator Soldering Resolder Vibrator
NO
Yes
VMOT_3.0V
(C524) = 3.0V ?
Check PMIC (U401)
Change Main PBANo
Yes
MOT500
1 Pin & 2 Pin
High?Change U502
Yes
NO
Change Main PBA
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525C
V0.3_TOMV
725R
005PT2 2
005TOM
11
425C
425R
3 EDOM
9
NC
NC
1101
NC
MWP2
DDV 6
5NDV
PDV 8
205U
1 NE
NIAG4
7DNG
NE_BIV
MWP_BIV
BH302C447C448
054
C
154
C
C501
C502
605
C
C507
C508
C509
425
C
C525
005L
115L
MOT500004Q
414
R
005
R
105
RR505
R524
R527
005P
T
205
U
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8-3-7. T-Flash Card Working
Insert & OperatemicroSD card
NG
YESCD400break down ? Change CD400
NO
YESChange CD4009thPin of CD400
= High ?
NO
4thPin of CD400= 3.0V ? Check U401(PMIC)
NO
YES
Change Main PBA
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B-WS9
667 788
CN01
CN11
CN3141 CN
A-WS21
004DC
11
223 344
5 5
614R
V0.3_HSALFT_GERV V0.3_MISU_GERV
754C
914R 124R814R 024R
654C
714R
TCETED_FTn
)2(ATAD_DSORCIM)3(ATAD_DSORCIMDMC_DSORCIM
KLC_DSORCIM
)0(ATAD_DSORCIM)1(ATAD_DSORCIM
C209
112
C
C212 C215
C217
C218
542
C
C504
004
DC
L211
L602
L604R203
324
R
305
RU200
U402U605
U606
ZD600ZD602
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8-3-8. SIM Card Working
ResolderQ400
ChangeU401(PMIC)
YesCheckQ400
SIM FPCBBreak down?
NOChange SIM400
YES
No
Yes
C450= 3.0V
NG
Check SIM400& Neighboring Circuits
Insert & OperateSIM card
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8-32
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154C
2433 455
6 6
G78
GG901
G
004MIS
112
1G
S2
004Q
D3
V0.3_MISU_GERV
414R
054C844C744C644C
LTC_RWP_TEF_MIU
ATAD_MIS
KLC_MISTSR_MIS
C200
C202
C204
C208
C238
C246
C447C448
054
C
154
CC517
425
C
C525
C602
L203
L212
L213
L506
L507
L510
004Q
414
R
605
R
015
R
R513R524
R527
135
R
335
R
R601
SIM400
005P
T
205
U
ZD503
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8-3-9 CAMERA Working
Operate CAMERA
NG
Camera FPCB connector is correctly
connecting?correctly connect
NO
Yes
C603 = 2.6V,C604 = 1.8VC605 = 2.8V
ChangeU401(PMIC)
NO
Yes
CAMERAReplace
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C503C603C604C605
HEA601
TP602
406C 506C
206PT
306C206C
106R
V6.2_OIMACV
V8.1_CMACV
V8.2_AMACV99
23NC
NC
24 25NC
NC
26
1212 2222
33 4455 66
877 8
615151 617171 81819191
22
02 02
11
0101211111 21
3131 4141
106AEH
ADS_C2I
KLCM_MAC
KLCP_MAC
)5(D_MAC
)3(D_MAC
)1(D_MAC
)7(D_MAC
)0(D_MAC
)6(D_MAC
)4(D_MAC
)2(D_MACCNYSV_MAC
N_TESER_M3_MAC
CNYSH_MAC
LCS_C2I
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8-4-1. GSM850 RX**If you check the tx chain,
Check the not only RF Device but also resistor, inductor and capacitor.
Resolder U101 or Change
Check Antenna contact
The End
Yes
Yes
Check L110 = -55dBm ?No
Replace PAM100
Yes
Normal conditionCatch the channel?
No
Yes
Continuous Rx ONRF Input : 190 CHAmplitude : -50dBm
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8-4-2. GSM900 RX
**If you check the tx chain,Check the not only RF Device but also resistor, inductor and capacitor.
Continuous Rx ONRF Input : 62 CHAmplitude : -50dBm
The End
Check L107 >= -55 dBm?
Normal ConditionCatch the channel?
Yes
Yes
Yes
No
No
Check Antenna Contact
Resolder U100 or Change
Replace PAM100
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8-4-3. DCS/PCS RX
**If you check the tx chain,Check the not only RF Device but also resistor, inductor and capacitor.
Check L105, L106>= -55 dBm?
Continous Rx ONRF Input : 698 CHAmplitude : -50dBm
The End
Normal ConditionCatch the channel?
Yes
Yes
Yes
No
No
Check Antenna Contact
Resolder U101 or Change
Replace PAM100
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8-38
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8-39
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8-4-4. WCDMA Band1 RX
**If you check the tx chain,Check the not only RF Device but also resistor, inductor and capacitor.
Continous Rx ONRF Input : 10700CHAmplitude : -50dBm
The End
Check L114 = -65 dBm?
Normal ConditionCatch the channel?
Yes
Yes
Yes
No
No
Check Antenna Contact
Resolder U101 or Change
Replace PAM100
Check C119= -65 dBm? Replace DUF100No
Yes
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8-4-5. WCDMA Band8 RX
**If you check the tx chain,Check the not only RF Device but also resistor, inductor and capacitor.
The End
Check C125 = -65 dBm?
Normal ConditionCatch the channel?
Yes
Yes
Yes
No
No
Check Antenna Contact
Resolder U101 or Change
Replace PAM100
Check C132 = -65 dBm? Replace DUF101No
Yes
Continous Rx ONRF Input : 3013CHAmplitude : -50dBm
CONTINUOUS RX ON
RF INPUT : 3013CH
AMP : -50dBm
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8-41
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8-42
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8-4-6. GSM850/900 TX
**If you check the tx chain,Check the not only RF Device but also resistor, inductor and capacitor.
Check R104 >= 13dBm?
Check PAM100 PIN17OUTPUT(RF CONN.)
With HP8960 >= 33dBm?
The End
Yes
Replace PAM100No
Tx ON (Level :5)Battery voltage:3.8V
Yes
Yes
NoCheck The U101
CONTINOUS TX ON CONDITIONTX POWER DAC:14500 CODE
APPLIEDGSM850 CH : 190GSM900 CH : 62
RBW : 100KHzVBW : 100KHzSPAN : 10MHz
REF LEV. : 10dBmATT. : 20dB
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8-4-7. DCS/PCS TX
**If you check the tx chain,Check the not only RF Device but also resistor, inductor and capacitor.
CONTINOUS TX ON CONDITIONTX POWER DAC:14500 CODE
APPLIEDDCS CH : 698PCS CH : 661RBW : 100KHzVBW : 100KHzSPAN : 10MHz
REF LEV. : 10dBmATT. : 20dB
Tx ON (Level :5)Battery voltage:3.8V
The End
Check R101 >= 11dBm?
Yes
Yes
Yes
No
Check PAM100 PIN17OUTPUT(RF CONN.)
With HP8960 >= 30dBm?
Check The U101
Replace PAM100No
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8-44
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8-45
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8-4-8. WCDMA Band1 TX
**If you check the tx chain,Check the not only RF Device but also resistor, inductor and capacitor.
Tx ONBattery Voltage: 3.8V
CONTINOUS TX ON CONDITIONTX POWER DAC:120 CODE APPLIED
CH : 10700RBW : 100KHzVBW : 100KHzSPAN : 10MHz
REF LEV. : 10dBmATT. : 20dB
The End
Check PAM100 PIN17OUTPUT(RF CONN.)
With HP8960 >= 23dBm?
Yes
Check L114 = 24 dBm ?
Check C115 = 26 dBm?
Check C131 = 8 dBm ?
Check L117 = 5 dBm?
Yes
Yes
Yes
No
No
Check the U101
Replace PAM100
Replace PAM101
No
No
No
Replace F102
Replace DUF100
Yes
Yes
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8-4-9. WCDMA Band8 TX
**If you check the tx chain,Check the not only RF Device but also resistor, inductor and capacitor.
Check C125 = 24 dBm ?
Tx ONBattery Voltage: 3.8V
Check PAM100 PIN17OUTPUT(RF CONN.)
With HP8960 >= 23dBm?
The End
Check L119 = 5 dBm?
Check C133 = 8 dBm ?
Yes
Yes
Yes
No
No
Check the U101
Replace PAM100
Replace PAM102Check C135 = 26 dBm?
No
No
No
Replace F103
Replace DUF101
Yes
Yes
Yes
CONTINOUS TX ON CONDITIONTX POWER DAC:120 CODE APPLIED
CH : 3013RBW : 100KHzVBW : 100KHzSPAN : 10MHz
REF LEV. : 10dBmATT. : 20dB
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Level 3 Repair
8-47
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Level 3 Repair
8-48
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8-49
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8-4-10. BLUETOOTH
Bluetooth connection disable
Yes
Check BT functionON Enable BT function
No
Yes
Check the voltageof U201 is around 3.
0V
NoCheck U201 and change
Check 26KHz Clockon U206 (H6)
Yes
Check OSC200No
Yes
Check theassembled status of
ANT201
NoExchange ANT201
Yes
Exchange NoCheck UCP300
Yes
END
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OSC200
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8-4-11. FM RADIO
Radio does not work
Yes
Check C200and Check U401
NoC200 ≥ 2.8V
Yes
C213, 214 is OK?(When U201
operate)
No Resolder C213,C214and check U201
Yes
Check signalrelated to U201
Yes
END
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8-52
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8-53
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8-4-12. GPS
Operate GPS
Yes
NoReplace UCP300Check C245 = High ?
Yes
NoReplace U200Check L211 >= -53dBm?
Yes
The End
Check ANT200, C251Abnormal
Resolder ANT200, C251
Normal
GPS Signal Input: -50dBm@C251
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8-55
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8-5. Service Schematics
- NC Point(Top View)● : NC
UME300
1 2 3 4 5 6 7 8 9 10 11 12 13 14 A ○ ○ ● ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○
B ○ ● ○ ○ ○ ○ ● ● ● ○ ● ● ○ ○
C ○ ● ○ ○ ○ ○ ○ ○ ○ ● ● ○ ○ ○
D ○ ○ ○ ○ ● ● ○
E ● ○ ○ ○ ● ● ● ● ● ● ○ ○
F ○ ○ ○ ● ● ○ ○ ○
G ○ ○ ○ ○ ● ○ ○ ○
H ○ ○ ○ ● ● ○ ○ ○
J ○ ○ ○ ● ● ○ ● ○
K ○ ○ ○ ● ● ○ ○ ● ● ○ ○ ○
L ○ ○ ○ ○ ○ ○
M ○ ○ ● ○ ○ ○ ○ ○ ● ● ● ● ○ ○
N ○ ○ ● ○ ○ ○ ● ○ ● ● ● ● ○ ○
P ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○
U401
1 2 3 4 5 6 7 8 9 10 11 A ● ○ ○ ○ ○ ○ ○ ○ ○ ○ ●
B ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○
C ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○
D ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○
E ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○
F ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○
G ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○
H ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○
J ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○
K ● ○ ○ ○ ○ ○ ○ ○ ○ ○ ●
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UCP300 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28A ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● AB ● ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ● BC ● ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ● CD ● ○ ○ ○ ○ ● DE ● ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ● EF ● ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ● FG ● ○ ○ ○ ○ ○ ○ ○ ○ ● GH ● ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ● HJ ● ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ● JK ● ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ● KL ● ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ● LM ● ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ● MN ● ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ● NP ● ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ● PR ● ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ● RT ● ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ● TU ● ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ● UV ● ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ● VW ● ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ● WY ● ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ● YAA ● ○ ○ ○ ○ ○ ○ ○ ○ ● AAAB ● ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ● ABAC ● ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ● ACAD ● ○ ○ ○ ○ ● ADAE ● ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ● AEAF ● ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ● AFAG ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● AG
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27
