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DESCRIPTION
reparacion de celulares
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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
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-2
This Document can not be used without Samsung's authorization
8-2. PCB Diagrams8-2-1. Top
ANT100
ANT101
ANT102
ANT104
AP_GND500AP_GND501AP_JTAG_EXTRST
AP_JTAG_MODEAP_TCK
AP_TDI
AP_TDOAP_TMS AP_nTRST
BAT600
BH200
BH204
BOTHHOLE200 BOTHHOLE201
BOTHHOLE202 BOTHHOLE203
BST_DEBUG
BST_MODE
BTC600
C119
C163
C166
C167
C191
C200
C203
C206C207
C225
C226
C232
C246C247
C249
C369
C370
C422
C423
C424
C425
C426
C427
C428
C429
C430
C431
C432
C433
C600
C602
C645
C646
C648
C650
C651 C652
CLIP100
CLIP101
CN100
FONE_RST
HD
C200
HDC403
HDC404
IF_SENSE
L101
L103
L106
L200
L201
L202
L203
L204
L206
L207
MGND200MGND201MSME_200
NC200
NC201
NC202
R200
R201
R204
R207
R211
R213
R228 R229
R234
R415
R423
R424
R425
R426
R427
R609
RTCK_MSM
RXD
TA200
TA609
TCK_MSMTDI_MSMTDO_MSMTMS_MSM
TP_8500TP_8500B
TP_8500LTP_8500T
TRST_N_MSM
TXD
U200
U606
U609
USB_ID
V200
V201
VBAT_GND
VF
VIO
V_BAT
V_EXT
ZD200 ZD201 ZD202
ZD203
ZD204
ZD205
ZD206
ZD300
ZD401
ZD601
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-3
This Document can not be used without Samsung's authorization
8-2-2. Bottom
AP_NANDCS
AP_PS_HOLD
BH201
BH202
BT_HOST_WAKE
BT_PCM_CLK
BT_PCM_OUT
BT_WAKE
BT_nRST
C100 C10
1C
102
C103
C104
C10
5
C106C107
C10
8
C109
C11
0
C11
2
C11
3
C11
5C
116
C11
7
C118
C120
C12
5
C12
6
C127
C12
9
C130
C131C13
2 C133
C135
C136C137
C138C139
C141
C14
2
C14
3
C145
C14
6
C14
7C
148
C14
9
C15
0
C151
C15
2
C153
C154
C155C156
C15
7
C15
8
C159
C16
0
C161
C162
C164
C165
C16
8
C169
C170 C171
C172C173
C17
4
C17
5
C17
6C17
7
C17
8
C17
9
C18
0
C181
C182
C18
3
C184
C185
C186
C187
C188C189
C19
3C
194
C19
5
C196C197
C19
8
C199
C201
C20
2
C210
C211
C212
C21
3
C214
C215
C21
6
C217
C21
8
C219
C22
0
C221
C22
2
C22
3
C224C227
C228
C229
C23
0
C23
1
C23
3
C23
4
C23
5
C23
6
C23
7
C23
8
C23
9
C240 C24
1
C24
2
C24
3
C300
C302
C303
C304C305
C306
C307
C308
C309C310
C311
C31
2
C313
C31
4
C315 C31
6C317
C31
8
C319
C320C321
C322
C32
3
C32
4
C32
5
C32
6
C32
7
C32
8
C32
9
C33
0
C33
1
C332 C333
C33
4
C33
5
C336
C337
C338
C33
9
C340C341
C342
C343
C344
C34
5
C34
6
C347
C348
C34
9
C35
0C
352
C353C354
C35
5
C35
6C
357
C36
0
C36
1
C362
C363
C36
4
C367 C36
8
C404
C40
6C
407
C40
9
C41
0
C41
1
C41
2C
413
C418
C41
9
C420
C42
1
C434
C43
5
C436
C43
7
C43
8
C439
C440
C44
1
C50
0
C501
C50
2
C50
3
C50
4
C50
5
C506
C507
C508
C509
C51
0
C51
1
C51
2
C51
3
C51
4
C51
5
C51
6
C517
C518
C520
C521
C522
C523
C52
4
C526
C527
C528
C601
C603
C613
C614 C615
C616
C61
7C
618
C61
9
C62
0
C621
C622
C623
C624
C625
C626
C627
C628
C629C630
C631
C632
C63
3
C63
4
C63
5
C63
6
C637C638
C640C641
C642
C643
C644
C647
C649
C653
C654
CK4
00
D400
D401
D600
EAR_ADC_3.5
F100
F101
F102
F103F104
F400
F401
F402
F403
F404
F405
F406 F407
F408
GPS_ADCQ
GPS_SSBI
HDC400
HD
C40
1
HD
C40
2
HK400
IFC400
KEY_OK
KEY_
ON
_SW
KEY_
SEN
D
L100
L102
L104L105
L108
L109
L110
L111
L112
L113
L114
L116
L117
L118
L119
L120
L121
L122
L123
L205
L300L301
L302
L303
L304
L305
L306
L307
L400
L403
L600
L601
L602L603
L604
L605
MEM_WE
MIC
200
MICBIAS200MICBIAS201
O NEDRAM_CS
OSC
100
OSC500
OSC600
PDA_ACTIVE
Q300
Q400
R10
0
R102R103R104
R105
R107
R10
8
R111
R11
3
R11
4
R11
5
R116R117R118R119R120
R121
R123
R20
2R203
R205
R206
R209
R21
0
R21
2
R217R218
R21
9R
220
R22
1
R22
2
R223
R22
5
R22
6
R22
7
R230R231
R232R233
R30
0
R303
R304
R30
7R
308
R309
R310 R311
R312
R315
R32
1
R323
R328
R33
0
R40
9R
411
R416R417
R418
R419R420
R421
R42
8R
429
R43
0
R431
R43
2R
433
R434
R504
R506
R513
R514
R51
5R
516
R517R518
R51
9R
520
R52
1
R523
R524R525R526
R527
R529
R532
R533
R53
5
R53
6
R53
7
R539
R540
R542
R543
R54
6
R54
7
R54
8
R54
9
R55
0R
551
R55
2R
553
R55
4R
555
R55
6
R55
7
R55
9
R562
R563
R57
0
R57
1
R572 R573
R574
R575
R601R602
R603
R604
R60
5
R606R607
R60
8
R610
R611
R61
2
RESET_OUT
SC100
SC101
SC200
SC201
SC
202
SC
203
SC204
SC205
SC206
SC
207
SC208
SDIO_CLK
SD_CAS
SD_CLK
SD_DQM0
SD_RAS
TA600 TA601
TA60
2
TA603
TA604
TA605
TA606
TP300
TP301TP302
TP400
TP600
TP601
U100
U10
1
U10
2
U10
3
U10
4
U10
5
U20
1
U203
U20
4
U205
U20
6
U30
0
U301
U302
U30
3
U304
U40
0
U40
1
U402 U403
U40
6
U407
U408
U601U602
U604
U605
U607
UCP500UME200
V402 V403 V404
V40
5
V40
6
V40
7
V408 V409
V41
1
WL_HOST_WAKE
WL_RST
WL_UART_RXD
WL_UART_TXD
ZD40
0
ZD402
nINT_ONEDRAM_AP
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-4
This Document can not be used without Samsung's authorization
8-3. Flow Chart of Troubleshooting
Equipment
↑ Oscilloscope ↑ Digital Multimeter
↑ Power Supply ↑ + driver, Tweezer
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-5
This Document can not be used without Samsung's authorization
8-3-1. Power On
'Power On' does not work
Voltage >=3.3V
Download again
Charge the Battery
Check U602(PMIC)and Power On Voltage
Check AP_PS_HOLD(TP)>= 2.8V
Freq = 32.768khz Check the clock generation circuit(related to OSC600)
Check the initial operation
No
Yes
Yes
Yes
Yes
Yes
No
No
No
No
Check the current consumption
Check the Vbat Voltage
Check the clock signal at OSC600
Current consumption>= 100mA
Yes
Check the PMIC200(if it has some problem, it is to be replaced.)
Check the PMIC200(if it has some problem, it is to be replaced.)
END
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-6
This Document can not be used without Samsung's authorization
C632
C614
L601
VUSB_3.3V_C110
C631C630
CAM_ISP_1.8V
CAM_ISP_2.8V
C602
VCC_3.2V_LCD
C621
TA605
C615
VTF_2.8V
VUSB_1.1V_C110
TP600
R61
2
C627
VADC_3.3V_C110
K4PG
ND
4
K5BA
TT
K6D
CIN
K7LDO7
K8IN5
K9IN5
J6D
CIN
J7NC12
J8NC11
J9CS1
K1PG
ND
3
K10LDO4
K2IN4
K3LX4
H8COM11
H9IN8
J1LX3
J10LDO5
J2LX3
J3LX4
J4PG
ND
4
J5BA
TT
H1IN3
H10LDO6
H2IN3
H3BUCK4
H4SAFEOUT1
H5SAFEOUT2
H6
DET
BAT
H7COM12
G2
PGN
D2
G3BUCK3
G4
VL
G5_ONO
G6
VIC
HG
G7NO12
G8NO11
G9IN8
F4_MR
F5_IRQ
F6BA
TTM
ON
F7NC22
F8NC21
F9CS2
G1
PGN
D2
G10LDO8
E7COM22
E8COM21
E9VLSW2
F1LX2
F10LDO9
F2LX2
F3LX2
D8NO21
D9IN6
E1IN2
E10LDO11
E2IN2
E3BUCK2
E4JIGON
E5_RSO
E6PWREN
D1
PGN
D1
D10LDO12
D2
PGN
D1
D3SET1
D4SET2
D5SET3
D6PWRHOLD
D7NO22
C2BUCK1
C3PWRON
C4SDA
C5SCL
C6SRAD
C7LDO10
C8LDO3
C9IN6
B432KHZAP
B5AG
ND
2
B6VC
OIN
B7IN7
B8LDO2
B9IN9
C1LX1
C10LDO13
A6LDO14
A7IN7
A8LDO15
A9REFBP
B1LX1
B10LDO17
B2LX1
B332KHZCP
1N
C2
NC
A1IN1
A10LDO16
A2IN1
A3XOUT
A4XIN
A5AG
ND
1
U602
C619
C603 TA602
VPLL_1.2V_C110
TA600
R601
VCC_1.8V_PDA
VLCD_1.8V
TP601
CAM_SENSOR_1.8V
R602
C618
R603
TA603
C637
C653
C601
V_BAT
VINT_1.2V_C110
VINT_1.2V_C110
VCC_1.8V_PDA
C625
L600
VUSB_5V C622
VARM_1.2V_C110
VUSB_5V
VARM_1.2V_C110
R610
R605
L602
C628C624 C626
CAM_ISP_1.2V
CAM_SENSOR_1.2V
C600
C636C634
CAM_SENSOR_A2.8V
CAM_ISP_1.2V
BAT600
NEG 2
1POS
OSC600
21
CAM_AF_2.8V
VDAC_3.3V_C110
VCC_2.8V_PDA
C616
C635
C613
VALIVE_1.1V_C110
D600
31
2C620C617
L603
TA606
C629
VCC_2.8V_PDA
TA604
C638
C623
TA601
C633
C654
SIM_IOSIM_RST
FLM_SEL
GPIO_nRST
V_BAT
IF_TXDIF_RXD
CP_TXDCP_RXD
AP_TXDAP_RXD
UART_SEL
UART2_TXDUART2_RXD
AP_FLM_RXDAP_FLM_TXD
ON_SWAP_PS_HOLD
IF_CON_SENSE
AP_N_RST_INnPOWER
AP_PMIC_IRQ
USB_VBUS_CPUSB_VBUS_AP
32KHZ_AP
AP_PMIC_SDAAP_PMIC_SCL
AP_PMIC_EN
VF
BUCK1_EN_ABUCK1_EN_B
BUCK2_EN
C211
C212 C217
C23
0
C23
1
C23
3
C23
5 C23
8C
239
C601
C603
C614 C615
C616
C61
7C
618
C61
9
C62
0
C621
C622
C623
C624
C625
C626
C627
C628
C629C630
C631
C632
C63
3
C63
4
C63
5
C63
6
C637C638
C653
C654
L600
L601
L602L603
OSC600
Q400
R116R117R118R119R120
R223
R22
5
R22
6R
227
R232R233
R40
9R
411
R51
5R
516
R61
2
SC101
TA600 TA601
TA60
2
TA603
TA604
TA605
TA606
U601U602
AP_PS_HOLD
C50
4
C50
5
C507
C508
C509
C51
0
C51
1
C51
2
C51
5
C51
6
C517
C518
C526
EAR_ADC_3.5
R51
9R
520
R529
R533
R53
6
R539
R540
R542
R543
R54
7
R55
0R
551
R57
1
R572 R573
R601R602
R603
SC206
SDIO_CLK
UCP500
WL_HOST_WAKE
nINT_ONEDRAM_AP
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-7
This Document can not be used without Samsung's authorization
8-3-2. Initial
The pin #2,3 of U303 =
swing properly 1.8V and 0V?
The pin #9,10 of U303 =
swing properly 2.8V and 0V?
Initial Failure
Check the U303 and UCP500(if it has some problem, it is to be replaced.)
Yes
No
Test point 'AP_PS_HOLD'
and 'AP_N_RST_IN'(R603)=
"Low → High" ?
Yes
NoCheck the U602
(if it has some problem, it is to be replaced.)
There is 32.768kHz wave
forms at the C264, C269,
and pin #1,2 of U304
Yes
NoCheck the OSC600 and U304
The voltage is "High" at
the C617, C618, C621,
C629
Check the U602
LCD display is O.K
No
Yes
Yes
Check the LCD partNo
Sound is O.K
Yes
NoCheck the Audio part
END
Yes
There is 24MHz wave
forms at the C521 and
C522No
Check the OSC500
Yes
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-8
This Document can not be used without Samsung's authorization
C632
C614
L601
VUSB_3.3V_C110
C631C630
CAM_ISP_1.8V
CAM_ISP_2.8V
C602
VCC_3.2V_LCD
C621
TA605
C615
VTF_2.8V
VUSB_1.1V_C110
TP600
R612
C627
VADC_3.3V_C110
K4PG
ND4
K5BA
TT
K6DC
IN
K7LDO7
K8IN5
K9IN5
J6DC
IN
J7NC12
J8NC11
J9CS1
K1PG
ND3
K10LDO4
K2IN4
K3LX4
H8COM11
H9IN8
J1LX3
J10LDO5
J2LX3
J3LX4
J4PG
ND4
J5BA
TT
H1IN3
H10LDO6
H2IN3
H3BUCK4
H4SAFEOUT1
H5SAFEOUT2
H6DE
TBAT
H7COM12
G2
PGND
2
G3BUCK3
G4VL
G5_ONO
G6VI
CHG
G7NO12
G8NO11
G9IN8
F4_MR
F5_IRQ
F6BA
TTM
ON
F7NC22
F8NC21
F9CS2
G1
PGND
2
G10LDO8
E7COM22
E8COM21
E9VLSW2
F1LX2
F10LDO9
F2LX2
F3LX2
D8NO21
D9IN6
E1IN2
E10LDO11
E2IN2
E3BUCK2
E4JIGON
E5_RSO
E6PWREN
D1PG
ND1
D10LDO12
D2PG
ND1
D3SET1
D4SET2
D5SET3
D6PWRHOLD
D7NO22
C2BUCK1
C3PWRON
C4SDA
C5SCL
C6SRAD
C7LDO10
C8LDO3
C9IN6
B432KHZAP
B5AG
ND2
B6VC
OIN
B7IN7
B8LDO2
B9IN9
C1LX1
C10LDO13
A6LDO14
A7IN7
A8LDO15
A9REFBP
B1LX1
B10LDO17
B2LX1
B332KHZCP
1NC
2NC
A1IN1
A10LDO16
A2IN1
A3XOUT
A4XIN
A5AG
ND1
U602
C619
C603 TA602
VPLL_1.2V_C110
TA600
R601
VCC_1.8V_PDA
VLCD_1.8V
TP601
CAM_SENSOR_1.8V
R602
C618
R603
TA603
C637
C653
C601
V_BAT
VINT_1.2V_C110
VINT_1.2V_C110
VCC_1.8V_PDA
C625
L600
VUSB_5V C622
VARM_1.2V_C110
VUSB_5V
VARM_1.2V_C110
R610
R605
L602
C628C624 C626
CAM_ISP_1.2V
CAM_SENSOR_1.2V
C600
C636C634
CAM_SENSOR_A2.8V
CAM_ISP_1.2V
BAT600
NEG 2
1POS
OSC600
21
CAM_AF_2.8V
VDAC_3.3V_C110
VCC_2.8V_PDA
C616
C635
C613
VALIVE_1.1V_C110
D600
31
2C620C617
L603
TA606
C629
VCC_2.8V_PDA
TA604
C638
C623
TA601
C633
C654
SIM_IOSIM_RST
FLM_SEL
GPIO_nRST
V_BAT
IF_TXDIF_RXD
CP_TXDCP_RXD
AP_TXDAP_RXD
UART_SEL
UART2_TXDUART2_RXD
AP_FLM_RXDAP_FLM_TXD
ON_SWAP_PS_HOLD
IF_CON_SENSE
AP_N_RST_INnPOWER
AP_PMIC_IRQ
USB_VBUS_CPUSB_VBUS_AP
32KHZ_AP
AP_PMIC_SDAAP_PMIC_SCL
AP_PMIC_EN
VF
BUCK1_EN_ABUCK1_EN_B
BUCK2_EN
R514
C522C521
OSC
500
2
43
1
XTAL_24MHZ_IN
XTAL_24MHZ_OUT
AP_PS_HOLD
Y6XEINT_8
W6XEINT_0
V6
W2XEINT_1
V3XEINT_3
U6XEINT_2
U24XEFFSOURCE_0
T3XEINT_5
P3XEINT_7
AD3XEINT_6
AD2XEINT_4
DET_3.5
BUCK1_EN_B
AP_PMIC_IRQ
PS_VOUT
BUCK2_EN
ACC_INT
BUCK1_EN_A
AP_PS_HOLD
R601 R602 R603
VCC_2.8V_PDA
AP_N_RST_INnPOWER
AP_PMIC_IRQ
U304
21
USB_VBUS_CP
R315
W17
LCD_
DRV_
N
W19
G_PA
_ON_
0
W22
XO_A
DC_IN
W23
XO_A
DC_R
EF
Y21
U_PA
_ON_
2
XTAL
_19M
_IN
V9D2
D_XO
W10
XO_O
UT_G
P1W
11XO
_EN_
GP1
W12
BAT_
FET_
N
V17
KPD_
DRV_
N_MP
P3
V19
G_PA
_ON_
1
V23
U18
VIB_
DRV_
N
U23
XTAL
_19M
_OUT
V10
PON_
RESE
T_N
V11
PS_H
OLD
T11
DNC
J15
DNC
J16
DNC
DNC
H15
DNC
H16
AC23
DNC
AC10
MPP
4
AC13
VREF
_THE
RM
AB20
SPKR
_OUT
_PAB
21SP
KR_O
UT_M
AB22
U_PA
_ON_
1
AB23
XTAL
_32K
_OUT
AB7
USB_
VBUS
AB12
VBAT
AB13
VPH_
PWR
AB14
VCHG
AA18
VCOI
N
AA21
U_PA
_ON_
0
AA23
XTAL
_32K
_INAA
9R_
REF_
EXT
AA10
KPD_
PWR_
N
AA11
VOUT
_PA_
CTL
AA13
VPH_
PWR
AA14
VCHG
U302-2
V_BAT
R330
C310
R321
V_BAT
C312
ZD300
VREG_MSME_1.8V
CP_PS_HOLD
TCXO
UMTS
900_
PA_E
N
nPHO
NE_O
NCP
_PS_
HOLD
D2D_XO
BAND
_SEL
ECT
GSM
_PA_
EN
UMTS
2100
_PA_
EN
PON_
RESE
T_N
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-9
This Document can not be used without Samsung's authorization
8-3-3. SIM
Is there any signals atC429, C432, C427, C431
NO SIM
Check the connection ofthe HDC404
Check U302
Check the SIM socket
No
Yes
Yes
Yes
Yes
No
NoCheck the voltage at C432
>=2.8V ? Check U302
Check the voltage at C431,C432 >= 2.8V ?
Yes
Check U602No
END
C428 C430
VREG_USIM_2.85V
18 19N
CN
C20
3 4455 6677 8899
17N
CN
C
1111 121213 13 1414
1515 16 16
223
HDC404
11
1010
R425
C432 C427C429 C431
SIM_RSTSIM_CLK
SPK_OUT_N
SPK_OUT_PSIM_IO
BTC600
C20 7
C225
C226
C232
C246C247
C249
C427
C428
C429
C430
C431
C432
HDC404
L206
L207
R200
R204
R207
R228 R229
R425
TA60 9
ZD601
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-10
This Document can not be used without Samsung's authorization
8-3-4. Microphone
Check main microphone function
in voice call receiver mode
Yes
Check the Voltage atC218 = 2.8V
No
NoResolder or change U203
Check component solderingstatus at
C236,C240,C241,C242,ZD404,ZD405,L205
Yes
END
NoResolder or change the components
Resolve or change theMIC200
Yes
R210
C236
C241
ZD20
5
C240
C220
GN
D
9
NC45 NC
7 VDD
8 VOUT1
6 VOUT2
U203
CE11
3CE2
GND 2
MICBIAS_LDO_2.8V
C218
GND2
GND1
GND2 GND3
GND 56
GND
1OUT
4PWR
MIC200
L205
MICBIAS_LDO_2.8V
C242
V_BAT
C243
VMEM_2.8V
C219
ZD20
4
MAIN_MIC_N
MAIN_MIC_P
MASSMEMORY_EN
MICBIAS_EN
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-11
This Document can not be used without Samsung's authorization
8-3-5. Ear Microphone
Check Ear microphone function
Check the connection statusof HDC200
NoReconnect the HDC200
Yes
No
Yes
Resolder or change U203Check voltage level at
R228=2.8V
END
No
Check component solderingstatus at R229,TA200,C246,C249,L206,L207
Check the Ear-Jack Module
Yes
Yes
Resolder or change the componentsNo
TA200
L207
R229
MICBIAS_LDO_2.8V
L206
R228
C247 C249
C246
EAR_MIC_3.5
EAR_MIC_N
EAR_MIC_P
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-12
This Document can not be used without Samsung's authorization
8-3-6. SPK Part
Check the signal output ofC232,C428,C430,.. Resolder or change U205
Yes
Yes
NoReconnect HDC404
Check speaker function.Play MP3 with maximum volume level.
No
No
Check the connection ofHDC404
Replace the speaker module.
Yes
Check the signal output ofC232,C428,C430,., again
No
Resolder or change UCP500
Yes
END
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-13
This Document can not be used without Samsung's authorization
C228
C226
H6HPOUT1L
G6HPOUT1R
CPV
DD
F8HPOUT2P
F9HPOUT2N
G5HPOUT1FB
LDO
1VD
D
DC
VDD
AVD
D1
LDO
2VD
D
DBV
DD
D7IN1LN
AVD
D2
SPK
VDD
2
C3SPKOUTRN
C4LINEOUT2N
C5LINEOUT1N
C7IN1RP
C8IN1LP
B3SPKOUTRP
B4LINEOUT2P
B5LINEOUT1P
B6MICBIAS2
B7IN1RN
B8IN2LP|VRXN
B9IN2LN|DMICDAT1
A6LINEOUTFB
A7MICBIAS1
A8IN2RP|VRXP
A9IN2RN|DMICDAT2
B1SPKOUTLN
SPKV
DD
1
U205
1NC
2NC
A2SPKOUTLP
A3SPKMODE
R227R226
C232
R213
MICBIAS200
R223
C225
R225
C229
MICBIAS201
C238
VCC_1.8V_PDA
R211
C239
EAROUT_FB
RCV_PRCV_N
EAROUT_L
SPK_OUT_N
SPK_OUT_P
EAR_MIC_P
EAR_MIC_N
EAROUT_R
MAIN_MIC_P
RADIO_RRADIO_L
MAIN_MIC_N
C428 C430
VREG_USIM_2.85V
18 19N
CN
C20
3 4455 6677 8899
17N
CN
C
1111 121213 13 1414
1515 16 16
223
HDC404
11
1010
R425
C432 C427C429 C431
SIM_RSTSIM_CLK
SPK_OUT_N
SPK_OUT_PSIM_IO
BTC600
C207
C225
C226
C232
C246C247
C249
C427
C428
C429
C430
C431
C432
HDC404
L206
L207
R200
R204
R207
R228 R229
R425
TA200U200
AP_PS_HOLD
C311
C313
C41
2C
413
C50
0
C501
C50
2
C50
3
C50
4
C50
5
C506
C507
C508
C509
C51
0
C51
1
C51
2
C51
3
C51
4
C51
5
C51
6
C517
C518
C520
C521
C522
C523
C52
4
C526
C527
C528
EAR_ADC_3.5
ONEDRAM_CS OSC500Q300
R217R218
R311
R312
R504
R506
R514
R51
9R
520
R52
1
R523
R524R525R526
R527
R529
R532
R533
R53
5
R53
6
R53
7
R539
R540
R542
R543
R54
6
R54
7
R54
8
R54
9
R55
0R
551
R55
2R
553
R55
4R
555
R55
6
R55
7
R55
9
R562
R563
R57
0
R57
1
R572 R573
R574
R575
R601R602
R603
SDIO_CLK
SD_RAS
U30
3
UCP500
WL_HOST_WAKE
nINT_ONEDRAM_AP
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-14
This Document can not be used without Samsung's authorization
8-3-7. Receiver Part
Check the signal of V200and V201.
Replace the Receiver-Earjack ass'y
End
Resolder or change U205
Resolder or change U302-1
Yes
Yes
Yes
Yes
Yes
No
No
No
Check the signal of V200and V201, again.
Check the connection ofHDC200 Reconnect HDC200
Check receiver function in voice callreceiver mode
99NC1112
NC
2233 4455 6677 88
HDC200
11
1010
V200
C200
V201
RCV_P
RCV_N
C21 0
C21 1
C21 2
C21
3
C21 4
C21 5
C21
6
C21 7
C22 8
C22 9
C23
0
C23
1
C23
3
C23
4
C23
5
C62 1 C63 8
M ICB IA S20 0M IC B IA S20 1
O SC60 0
R22 3
R22
5 R23 2R23 3
U 20 5
U 40 8
C12
6
C12 7
C12
9
C13 0
C13 1C13
2 C13 3
C14 1C14
6 C15 1
C15
2
C15
7
C30 6
C31
2
C31
4
C31 5 C31
6C31 7
C31
8
C32 2
C32
3
C32
4
C32
5
C32
6
C32
7
C32
9
C33
0
C33
1
C33 6
C33 7
C33 8
C33
9
C34 1
C34 2
C34 3
C34 4
C34
5
C34
6
C34 7
C35 3C35 4
C35
5
C35
6
C35
7
C36
1
C36 2
C36 7 C36
8
G PS _A DCQ
GPS_SSB I
L10 4L10 5
L108
L109
L111
L30 0
L302
L30 3
L30 4
L305
L306
MEM _W E
R23 0R23 1
R30
0
R31 5
R32 3
R33
0 SD_CA S
SD _C LK
SD _D QM 0
TP30 0
U 30 2
U 30 4
C20 0
C203
HD
C20 0
L200
L201
L202
L 20 3
L20 4
R201
R211
R21 3R23 4
V200
V201
Z D 20 0 Z D 20 1 Z D 20 2
ZD203
ZD206
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-15
This Document can not be used without Samsung's authorization
8-3-8. BT/WIFI
Check BT or WIFIfunction ON Enable BT function
Check the Voltage atC160 = 2.8V Check AP PMIC(U602)
Check 38.4MHz clock atC185 point Check OSC100
Check the Voltage ofL116 = 1.2V Resolder or change L116
Resolder or ReplaceU103
END
No
Yes
No
Yes
No
Yes
No
Yes
Yes
Check 32.7KHz clock atR513 point Check OSC600
No
Yes
Check the statusat C163, L106, Ant102 Resolder or Replace C163, L106, Ant102
Yes
No
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-16
This Document can not be used without Samsung's authorization
BT_nRST
C185
BT_PCM_OUT
SD
IO_C
LK
R115
BT_HOST_WAKE
BT_PCM_CLK
C174
WL_
RS
T
VCC_2.8V_PDA
C179
OSC100
2GND
3OUT
SW1
VDD4
OS
CIN
7
GN
D8
BT
_UA
RT_
TX
9
GN
D54
GND55
GND56
GND57
GN
D58
GN
D59
OS
CO
UT
6
GN
D60
GND47
SR_VLX48
GND49
GN
D5
GND50
GND51
GN
D52
GN
D53
VB
AT
4
WL_UART_RXD40
VIO41
VIO_SDIO42
VDD_CORE43
VDD_RADIO_PLL44
VDD_PA45
VDD_2.5V46
SD
IO_D
332
SD
IO_C
MD
33S
DIO
_D2
34S
DIO
_CLK
35S
DIO
_D0
36C
LK_R
EQ
37G
ND
38
WL_UART_TXD39
GN
D25
BT
_WA
KE
26W
L_R
ST
27W
L_H
OS
T_W
AK
E28
WL_
WA
KE
29
VB
AT
3
GN
D30
SD
IO_D
131
BT_PCM_SYNC18
BT_PCM_OUT19
VIN
_1.2
V2
WL_REG_ON20
BT_REG_ON21
SLEEP_CLK22
BT_RST23
BT_HOST_WAKE24
BT_
UA
RT_
RX
10
BT_
UA
RT
_RTS
11
BT_
UA
RT
_CTS
12
BT_
PC
M_C
LK13
GN
D14
ANT15
GND16
BT_PCM_IN17 U103
GN
D1
R120
L106
R116
C166
C178
C164
L116
C16
0
WL_
HO
ST_
WA
KE
BT
_WA
KE
C163
C162
R123
C161
R119
V_BAT
R118
WL_UART_RXD
VCC_2.8V_PDA
R117
R121
R113
VCC_2.8V_PDA
C175
C191
ANT102
11
2 2
3 3
C167
WL_UART_TXD
BT_WIFI_CLK32K
WLAN_SDIO_D(1)WLAN_SDIO_D(3)WLAN_SDIO_CMDWLAN_SDIO_D(2)
WLAN_SDIO_D(0)WLAN_SDIO_CLK
BT_WLAN_CLK_38.4MHZ_REQB
T_W
LAN
_CLK
_38.
4MH
Z
BT_
UA
RT_
RX
D
BT_WLAN_CLK_38.4MHZ_REQ
BT_WLAN_CLK_38.4MHZ
BT_
UA
RT_
TXD
BT_
UA
RT_
RTS
BT_PCM_CLK
WLAN_BT_EN
BT_nRSTBT_HOST_WAKE
BT_WAKEWLAN_nRSTWLAN_HOST_WAKEWLAN_WAKE
BT_PCM_OUT
BT_
UA
RT_
CTS
BT_PCM_SYNCBT_PCM_IN
BT_HOST_WAKE
BT_PCM_CLK
BT_PCM_OUT
BT_nRST
C16
0
C161
C162
C164
C17
4
C17
5
C17
8
C17
9
C185
C201
C20
2
C210
C211
C212
C21
3
C214
C215
C21
6
C217
C221
C228
C229
C23
0
C23
1
C23
3
C23
4
C23
5 C23
8
C23
9
C404
C40
6C
407
C439
C440
C44
1
C601
C603
C613
C614 C615
C616
C61
7C
618
C61
9
C62
0
C621
C622
C623
C624
C625
C626
C627
C628
C629C630
C631
C632
C63
3
C63
4
C63
5
C63
6
C637C638
C653
C654
D600
L116
L600
L601
L602L603
MICBIAS200MICBIAS201
OSC
100
OSC600
Q400
R11
3
R11
5
R116R117R118R119R120
R121
R123
R20
2R203
R21
2
R223
R22
5
R22
6
R22
7
R232R233
R40
9R
411
R434
R513
R51
5R
516
R604
R60
5
R610
R61
2
SC101
TA600 TA601
TA60
2
TA603
TA604
TA605
TA606
TP400
U10
3
U20
1U
204
U205
U40
1
U402 U403
U408
U601U602
WL_RST
WL_UART_RXD
WL_UART_TXD
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-17
This Document can not be used without Samsung's authorization
8-3-9. FM radio
Check the Audio signal
at C228, C229 Yes
No
No
Check U602
Check U205
FM Radio does not work
Check the connectionat HDC200
Check the Audio signal
at L201, L202
Yes
Yes
No
Yes
change U102
Check ear-phone
connect earjack ASS'Y to HDC200
R513 = 32KHz ?
No
Yes
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-18
This Document can not be used without Samsung's authorization
R201
L204
ZD20
3
5
S1 4
6S2
3 SEL
VCC2
U200
1 D
GND
VCC_1.8V_PDA
R200
C207
L201
99NC1112
NC
2233 4455 6677 88
HDC200
11
1010
ZD206
L200
C203
V200
ZD20
2
R234
R204
L203
VCC_2.8V_PDA
L202
ZD20
1ZD20
0
R207
C200
C206
V201
FM_RADIO_ANT
EAROUT_FB
EAR_ADC_3.5
TV_OUT
EARPATH_SEL
RCV_P
RCV_N
EAR_MIC_3.5
DET
EAROUT_R
EAROUT_L
C228
C226
C210
H5GPIO10|LRCLK3
H6HPOUT1L
G6HPOUT1R
G9
CP
VD
D
H1SCLK
H2GPIO3|BCLK2
H3GPIO5|DACDAT2
H4GPIO8|DACDAT3
F8HPOUT2P
F9HPOUT2N
G1BCLK1
G3ADCLRCLK1|GPIO1
G4GPIO6|ADCLRCLK2
G5HPOUT1FB
E9
LDO
1VD
D
F1D
CV
DD
F2
F4GPIO4|LRCLK2
F5GPIO9|ADCDAT3
F6GPIO11|BCLK3
D9
AV
DD
1
E1GPIO2|MCLK2
E3LRCLK1
E4
E5GPIO7|ADCDAT2
D1
LDO
2VD
D
D2
DB
VD
D
D3MCLK1
D7IN1LN
D8
AV
DD
2
C2
SP
KV
DD
2
C6DMICCLK
C7IN1RP
C8IN1LP
B7IN1RN
B8IN2LP|VRXN
B9IN2LN|DMICDAT1
A8IN2RP|VRXP
A9IN2RN|DMICDAT2
B2
SP
KV
DD
1
U205
VCC_1.8V_PDA
R213
C225
C211 C214
C216
C213
C229
V_BAT
R211
C217
C215C212
EAROUT_FB
RCV_PRCV_N
EAROUT_L
EAR_MIC_P
EAR_MIC_N
EAROUT_R
MAIN_MIC_P
RADIO_RRADIO_L
MAIN_MIC_N
R513
BT_WIFI_CLK32K
32KHZ_AP
FM_CLK32K
C165
C159
R105
C171C170
L123
VIO
4 _RST
_SE
N5
19N
C
RCLK 9
3 RFGND
12ROUT
SC
LK6
SD
IO7
14V
A
10VD
8
2 11GND
17G
ND
15G
PO
13
LOUT1 NC
NC
1618N
C
U102FMI
C158
VCC_2.8V_PDA
FM_RADIO_ANT
RADIO_R
FM_SCL_2.8VFM_SDA_2.8V
FM_RST
FM_INT
RADIO_L
FM_CLK32K
C200
C203
C206C207
HD
C200
L200
L201
L202
L203
L204
R201
R204
R207
R21 1
R213R234
TA200U200
V200
V201
ZD200 ZD201 ZD202
ZD203
ZD206
BT_WAKE
C15
8
C159
C165C170 C171
C41
9
C420
C42
1
F406 F407
F408
HD
C40
1
L123
L400
R105
U10
2
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-19
This Document can not be used without Samsung's authorization
8-3-10. LCD
'LCD is still off' after PWR-ON
CHECK THE SOLDER OFEMI FILTER F400 ~ F405
CHECK VCC_3.2V(#42),VLCD_1.8V(#16),VBAT(#
13)
CHECK THE LCD MODULE
Check PMIC200(U602)
Yes
Yes
Yes
Yes
Yes
Check the CONNECTIONOF HDC400
NO
Reconnect the HDC400
NO
NO
RESOLDER EMI FILTER
END
A P_NAN D CS
B H 20 2
C40
9
C41
0
C41
1
C43
8
F40 0
F40 1
F40 2
F40 3
F40 4
F40 5
H D C40 0PD A _A C TIV E
R43
0R
432
R43
3
R51 7R51 8
RES ET_OU T
TP 60 0
TP 60 1
U40
0
V40 2 V40 3 V40 4
V40 8 V40 9
C21 1
C21 2
C21
6
C21 7
C22 1
C23
0
C23
1
C23
3
C23
4
C23
5 C23
8
C23
9
C40 4C43 9
C44 0
C60 1
C60 3
C61 3
C61 4 C61 5
C61 6
C61
7C
618
C61
9
C62
0
C62 1
C62 2
C62 3
C62 4
C62 5
C62 6
C62 7
C62 8
C62 9C63 0
C63 1
C63 2
C63
3
C63
4
C63
5
C63
6
C63 7C63 8
C65 3
C65 4
D 60 0
L 60 0
L 60 1
L 60 2L 60 3
O S C60 0
Q 40 0
R11 6R11 7R11 8R11 9R12 0
R21
2
R22 3
R22
5
R22
6
R22
7
R23 2R23 3
R40
9R
411
R51
5R
516
R60 4
R60
5
R61 0
R61
2
S C10 1
TA60 0 TA60 1
TA60
2
TA60 3
TA60 4
TA60 5
TA60 6
U 40 8
U 60 1U 60 2
W L_R S T
W L _U A RT_R X D
W L _U A RT_T X D
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-20
This Document can not be used without Samsung's authorization
8-3-11. TSP
"Touch Screen" does not work
Yes
Check the OCTA
connector on Main PBA No Reconnect the OCTA Module
Yes
Check the TSP connector
on OCTA ModuleReconnect the TSP Connector
No
Yes
U400 Pin 6 = 2.8V and Pin 8 =3.3V No
Resolder or change U400
Yes
Replace the OCTA module
END
C411
TSP_AVDD_3.3VV_BAT
2GND
GN
D
9
NC4 5NC
VDD 7
8VOUT1
6VOUT2
TSP_VDD_2.8V
U400
CE11
3CE2
C409 C410
TSP_LDO_ON
AP_NANDCS
BH202
C40
9
C41
0
C41
1
C43
8
F403
F404
F405
HDC400PDA_ACTIVE
R43
3
R517R518
RESET_OUT
TP600
TP601
U40
0
V408 V409
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Level 3 Repair
8-21
This Document can not be used without Samsung's authorization
8-3-12. 5M CAM
Yes
Check the Camera
connector on Main PBAReconnect the camera module
No
U602 Pin E10, A8 = 2.8V, PinA6, A10 = 1.8V,
Pin D10, LX4 = 1.2Vand U408 Pin 1 = 2.8V
Yes
Resolder U602, U408 or change PBANo
Yes
Check C111 related to 24MHzNo
F408 Pin 4 or HDC401 pin 30= 24MHz
Yes
END
Replace the camera module
"Camera" function does not work
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-22
This Document can not be used without Samsung's authorization
C632
L601
VUSB_3.3V_C110
C631C630
CAM_ISP_1.8V
CAM_ISP_2.8V
VCC_3.2V_LCD
C621
TA605
VTF_2.8V
VUSB_1.1V_C110
R61
2
C627
VADC_3.3V_C110
K5
BA
TT
K6
DC
IN
K7LDO7
K8IN5
K9IN5
J6D
CIN
K1
PG
ND
3
K10LDO4
K2IN4
K3LX4
H9IN8
J1LX3
J10LDO5
J2LX3
J3LX4
J5B
ATT
H1IN3
H10LDO6
H2IN3
H6
DE
TBA
T
G2
PG
ND
2
G9IN8
F6B
ATT
MO
NG
1P
GN
D2
G10LDO8
F1LX2
F10LDO9
F2LX2
F3LX2
D9IN6
E1IN2
E10LDO11
E2IN2
D1
PG
ND
1
D10LDO12
D2
PG
ND
1
C7LDO10
C8LDO3
C9IN6
B5
AG
ND
2
B7IN7
B8LDO2
B9IN9
C1LX1
C10LDO13
A6LDO14
A7IN7
A8LDO15
B1LX1
B10LDO17
B2LX1
A1IN1
A10LDO16
A2IN1
A3XOUT
A4XIN
A5
AG
ND
1
U602
C619
C603 TA602
VPLL_1.2V_C110
TA600
VLCD_1.8V
CAM_SENSOR_1.8V
C618
TA603
C653
C601
V_BAT
VINT_1.2V_C110
VCC_1.8V_PDA
C625
L600
C622
VARM_1.2V_C110
L602
C628C624 C626
CAM_ISP_1.2V
CAM_SENSOR_1.2V
C636C634
CAM_SENSOR_A2.8V
OSC600
21
CAM_AF_2.8V
VDAC_3.3V_C110
VCC_2.8V_PDA
C616
C635
VALIVE_1.1V_C110
C620C617
L603
TA606
C629
TA604
C638
C623
TA601
C633
C654
V_BAT
R434
C44
0
2GND
VDD 41VOUT
U408
CE 3
GND5
CAM_SENSOR_A2.8V
C43
9
V_BAT
CAM_ANALOG_EN
C210
C211
C212
C215C
216
C217
C23
0
C23
1
C23
3
C23
4
C23
5 C23
8C
239
C404
C40
6
C439
C440
C601
C603
C616
C61
7C
618
C61
9
C62
0
C621
C624
C625
C626
C627
C628
C629C630
C631
C632
C63
3
C63
4
C63
5
C63
6
C637C638C654
L600
L601
L602L603
OSC600
R223
R22
5
R22
6R
227
R232R233
R40
9R
411
R434
R61
2
SC101
TA60
2
TA604
TP400
U205
U408
U602
BT_WAKE
C15
8
C159
C165C170 C171
C41
9
C420
C42
1
F406 F407
F408
HD
C40
1
L123
L400
R105
U10
2
6OUT2
OUT3 7
8OUT4GND
910
GND
IN11
2 IN2
IN33
4 IN4
OUT1 5
F408
CAM_VSYNC_F
CAM_HSYNC_F CAM_HSYNC
CAM_VSYNC
CAM_PCLK
CAM_MCLK
CAM_PCLK_F
CAM_MCLK_F778899
32N
CN
C33
28282929
33
30303131
4 45 56 6
2020212122 22232324242525262627
27
1314 14
15151616171718 181919
2 2
HDC401
1 1
1010111112 12
13
C420
CAM_ISP_1.8V CAM_ISP_1.2V
L400
CAM_AF_2.8VCAM_SENSOR_1.8V
C419
CAM_SENSOR_A2.8V
CAM_SENSOR_1.2V
C421
CAM_ISP_2.8V
CAM_MEGA_EN
CAM_F(1)CAM_F(3)
CAM_F(7)CAM_F(5)
CAM_HSYNC_F
CAM_FLASH_SET
CAM_VSYNC_F
CAM_F(6)CAM_F(4)
CAM_MEGA_nRST
CAM_FLASH_EN
CAM_SCL_2.8V
CAM_PCLK
CAM_SDA_2.8VCAM_MCLK_F
CAM_F(0)CAM_F(2)
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-23
This Document can not be used without Samsung's authorization
Check C118 ≤ -65dBm ?
8-3-13. GSM850 RX
CONTINUOUS RX ON
RF INPUT : 190CH
AMP : -50dBmNORMAL CONDITIONcatch the channel?
U302{C314 = 2.2V ?}
& {C319 = 1.3V ?}& {C360 = 2.3V ?}& {C321 = 1.4V ?}
Check the Voltage atC120 = 2.85V ?
Check componentsoldering status OK atL111, C141, C151 ?
CHECK solderedCN100, C118, L102
U302, C341, C120resolder or change
L111, C141, C151resolder or change
U302resolder or change
Check the freq. at C300:19.2MHz ?
U300change or resolder
Check both pad of C134≥ -65dBm ?
F100resolder or change
GSM850 Receiver is O.K? U302resolder or change
END
F101 CHECKpin6 or L110 ≥ -65dBm ?
C134, L110resolder or change
F101 CHECKpin1,8 or L111 ≥ -
65dBm ?F101
resolder or change
NO
YES
NO
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-24
This Document can not be used without Samsung's authorization
Check C118 ≤ -65dBm ?
8-3-13. GSM900 RX
CONTINUOUS RX ON
RF INPUT : 37CH
AMP : -50dBm
NORMAL CONDITIONcatch the channel?
U302{C314 = 2.2V ?}
& {C319 = 1.3V ?}& {C360 = 2.3V ?}& {C321 = 1.4V ?}
Check the Voltage atC120 = 2.85V ?
Check componentsoldering status OK atC125, L104, L105 ?
CHECK solderedCN100, C118, L102
U302, C341, C120resolder or change
C125, L104, L105resolder or change
U302resolder or change
Check the freq. at C300:19.2MHz ?
U300change or resolder
Check both pad of C125≥ -65dBm ?
F100resolder or change
GSM900 Receiver is O.K? U302resolder or change
END
NO
YES
NO
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-25
This Document can not be used without Samsung's authorization
Check C118 ≤ -65dBm ?
8-3-15. DCS/PCS RX
CONTINUOUS RX ON
DCS RF INPUT : 698CH
PCS RF INPUT : 661CH
AMP : -50dBmNORMAL CONDITIONcatch the channel?
U302{C314 = 2.2V ?}
& {C319 = 1.3V ?}& {C360 = 2.3V ?}& {C321 = 1.4V ?}
Check the Voltage atC120 = 2.85V ?
Check componentsoldering status OK atC127, C130, L108 ?
CHECK solderedCN100, C118, L102
U302, C341, C120resolder or change
C127, C130, L108resolder or change
U302resolder or change
Check the freq. at C300:19.2MHz ?
U300change or resolder
check both pad of C129≥ -65dBm ?
F100resolder or change
DCS/PCS Receiver is O.K? U302resolder or change
END
NO
YES
NO
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-26
This Document can not be used without Samsung's authorization
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-27
This Document can not be used without Samsung's authorization
Check C118 ≤ -65dBm ?
8-3-16. WCDMA Band1 RX
CONTINUOUS RX ON
RF INPUT : 10700CH
AMP : -50dBmNORMAL CONDITIONcatch the channel?
U302{C314 = 2.2V ?}
& {C319 = 1.3V ?}& {C360 = 2.3V ?}& {C321 = 1.4V ?}
Check the Voltage atC120 = 2.85V ?
Check componentsoldering status OK atL109, C131, C133 ?
CHECK solderedCN100, C118, L102
U302, C341, C120resolder or change
L109, C131, C133resolder or change
U302resolder or change
Check the freq. at C300:19.2MHz ?
U300change or resolder
F100 CHECKpin23,24 or C131,C133
≥ -65dBm ?
F100resolder or change
W2100 Receiver is O.K?U302
resolder or change
END
NO
YES
NO
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-28
This Document can not be used without Samsung's authorization
Check C118 ≤ -65dBm ?
8-3-17. WCDMA Band5 RX
CONTINUOUS RX ON
RF INPUT : 4407CH
AMP : -50dBmNORMAL CONDITIONcatch the channel?
U302{C314 = 2.2V ?}
& {C319 = 1.3V ?}& {C360 = 2.3V ?}& {C321 = 1.4V ?}
Check the Voltage atC120 = 2.85V ?
Check componentsoldering status OK atL111, C141, C151 ?
CHECK solderedCN100, C118, L102
U302, C341, C120resolder or change
L111, C141, C151resolder or change
U302resolder or change
CHECKC300
freq :19.2MHz ?
U300change or resolder
NO
NO
YES
YES
YES
YES
YES
YES
F100 CHECKpin26 or C134 ≥ -65dBm
?
F100resolder or change
YES
W900 Receiver is O.K?NO U302
resolder or change
END
F101 CHECKpin6 or L110 ≥ -65dBm ?
C134, L110resolder or change
F101 CHECKpin1,8 ≥ -65dBm ?
F101resolder or change
YES
YES
NO
NO
NO
NO
NO
NO
NO
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-29
This Document can not be used without Samsung's authorization
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-30
This Document can not be used without Samsung's authorization
8-3-18. GSM850/900 TX
F100 pin3:about 30
dBm?
CN100,C118,L102
check &change
C120 :2.85V?
U302check & change
C104about : 30 dBm
NO NO
YESYES
YES F100change or resolder
C105=3.8~4.2V ?
C103 = about -5dBm ?
YES
C196= about -5dBm?
NO
CheckDC bias
CONTINOUS TX ON CONDITIONTX POWER DAC:14500 CODE
APPLIEDGSM850 CH : 190GSM900 CH : 62
RBW : 100KHzVBW : 100KHzSPAN : 10MHz
REF LEV. : 10dBmATT. : 20dB
NO
U100change or resolder
NO
U302resolder or change
Check the freq. atC300 :19.2MHz ?
U300change or resolder
YES
YES
YES
Soldering state of U302 is O.K? U302resolder or change
END
U302{C314 = 2.2V ?}
& {C316 = 1.3V ?}& {C360 = 2.3V ?}& {C321 = 1.4V ?}
NO
YES
YES
NO
NO
NO
C196,C100,C102,C101,C103
change or resolder
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-31
This Document can not be used without Samsung's authorization
8-3-19. DCS/PCS TX
F100 pin3:about 30
dBm?
CN100,C118,L102
check &change
C120 :2.85V?
U302check & change
L100about : 30 dBm
NO NO
YESYES
YES F100change or resolder
C105 = 3.8~4.2V ?NO
C110 : about -5dBm?
YES
C107 : about -5dBm
NO
CheckDC bias
CONTINOUS TX ON CONDITIONTX POWER DAC:14500 CODE
APPLIEDDCS CH : 698PCS CH : 661RBW : 100KHzVBW : 100KHzSPAN : 10MHz
REF LEV. : 10dBmATT. : 20dB
NO
YES U100change or resolder
NO
YES C107,C198,C108,C109,C110
change or resolder
NO U302resolder or change
Check the freq. atC300 :19.2MHz ?
U300change or resolder
NO
Soldering state of U302 is O.K?NO U302
resolder or change
END
U302{C314 = 2.2V ?}
& {C316 = 1.3V ?}& {C360 = 2.3V ?}& {C321 = 1.4V ?}
YES
YES
YES
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-32
This Document can not be used without Samsung's authorization
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-33
This Document can not be used without Samsung's authorization
8-3-20. WCDMA Band1 TX
F100 pin3:about 20
dBm?
CN100,C118,L102check & change
C120 :2.85V?
U302check & change
L113about : 20 dBm
NO NO
YESYES
YES
C106,C143 =3.8~4.2V ?
NO
U101 pin 7 about :-5dBm ?
C152: about : about-5dBm
CONTINOUS TX ON CONDITIONTX POWER DAC:120 CODE APPLIED
CH : 10700RBW : 100KHzVBW : 100KHzSPAN : 10MHz
REF LEV. : 10dBmATT. : 20dB
YES
YES
Check the freq. atC300 :19.2MHz ?
YES
Soldering state of U302 is O.K? U302resolder or change
END
U302{C314 = 2.2V ?}
& {C316 = 1.3V ?}& {C360 = 2.3V ?}& {C321 = 1.4V ?}
YES
YES
NO
YES
NO
NO
NO
NO
U300resolder or change
U302resolder or change
C152,C153,C154,F103resolder or change
U101resolder or change
Check DC bias
F100change or resolder
NO
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-34
This Document can not be used without Samsung's authorization
8-3-21. WCDMA Band5 TX
F100 pin3:about 20
dBm?
CN100,C118,L102check & change
C120 :2.85V?
U302check & change
L110about : 20 dBm
NO NO
YESYES
F101change or resolder
C106,C143 =3.8~4.2V ?
U101 pin 1 about :-5dBm ?
YES
C149about : -5dBm
NO
CheckDC bias
CONTINOUS TX ON CONDITIONTX POWER DAC:120 CODE APPLIED
CH : 4407RBW : 100KHzVBW : 100KHzSPAN : 10MHz
REF LEV. : 10dBmATT. : 20dB
NO
U101change or resolder
NO
YESC149,C150,F102
change or resolder
U302resolder or change
Check the freq. atC300 :19.2MHz ?
U300change or resolder
YES
YES
YES
Soldering state of U302 is O.K?NO
U302resolder or change
END
U302{C314 = 2.2V ?}
& {C316 = 1.3V ?}& {C360 = 2.3V ?}& {C321 = 1.4V ?}
L122about : 20 dBm
C134,L110,F100change or resolder
NO
NO
NO
YES
NO
YES
YES
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-35
This Document can not be used without Samsung's authorization
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-36
This Document can not be used without Samsung's authorization
8-4. Service Schematics
- NC Point(Top View)
: NC
UME200
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
A
B
C
D
E
F
G
H
J
K
L
M
N
P
NC
NC
1 2 3 4 5 6 7 8 9 10 11 12 13 14
NC
NC
R
T
U
V
W
Y
AA
AB
AC
AD
AE
AF
AG
AH
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-37
This Document can not be used without Samsung's authorization
■ : NC
UCP50012345678 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27
A NNCC NNCC NNCC NNCC NNCC NNCC NNCC NNCC NNCC NNCC A
B NNCC NNCC NNCC NNCC NNCC NNCC NNCC B
C NNCC NNCC NNCC C
D NNCC D
E E
F F
G G
H H
J NC NC J
K K
L L
M M
N N
P P
R R
T T
U U
V V
W W
Y Y
AA AA
AB AB
AC AC
AD NC NC AD
AE AE
AF AF
AG AG
12345678 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-38
This Document can not be used without Samsung's authorization
■ : NC
U302
A A
B B
C C
D D
E E
F F
G G
H H
J J
K K
L L
M M
N N
P P
R R
T T
U U
V V
W W
Y Y
AA AA
AB AB
AC AC