Page 1
Level
8.
Block Diagram
8-1.
Power Management
-
Repair
3
RP103K281D-TR
MIC5370-PMYMT
Prox. Sens or L DO
RP103K281D-TR
LDO(EAR MIC)
LDO(MAIN MIC)
CATHODE
ANODE_24V
VREG_LCD_3.0V
VREG_LCD_1.8V
TPS61161DRVR
LCD LED driver
VPH_PWR
MAX17043G-T
FUEL sensor
V_BAT
Reset IC
VREG_1.8V
VPH_PWR
VPH_PWR
VBAT
or trickle charging
For sensing battery
V_BAT
VREG_1.8V
VCAM_AF_2.8V
VCAM_IO_1.8V
VCAMA_2.8V
VCAMC_1.2V
LP8720TLX-B
5M CAM LDO
VPH_PWR
BMA222
ACC Sensor
VREG1_2.8V
RT9829GQW
FM Radio
VREG_1.8V
VREG_USIM_1.8V
VREG_KEYLED_3.3V
VGHG
uUSB IC
FSA9280AUMX
NCX2200GM
ESD detecto r
VREG_1.8V
VREG1_2.8V
AK8975C
SI4709-C-GMR
MAGNETIC Sensor
VREG1_2.8V
VREG1_2.8V
VDD_VIB_3 .0V
VREG_KEYLED_3.3V
USBPHY_VBUS
VOVP_5.0V
SMB328AET
BATTERY CHARGER
VREG_LCD_3.0V
VREG_MSMA_1.3V
VREG_MSMC2_1.1V
VREG_MSMC1_1.1V
TSP_AVDD_2.8V
TSP LDO
AAT1274IWO-T1
Flash LED driver
V_BAT
VREG_LCD_1.8V
RP103K281D-TR
VPH_PWR
SKY77195
B1&8 PAM
VPH_PWR
VREG_SD_2.85V
AVDD_VGA_2.8V
VREG_VGA_1.8V/VDD_VGAIO_1.8V
PM8058
PMIC
VREG_L6
VREG_L7
VREG_USB_1.8V
VREG_USB_3.0V
VREG_MOVI_2.85V
VPH_PWR
TQM7M5013
BT/WIFI
2G PAM
BCM4329SKUBG
V_BAT
V_BAT
VDD_RF_DIG
VDD_WCA_IO
VREG_ADC_2.2V
VREG_FEM_2.85V
VREG_1.8V
VREG_MPLL_1.1V
VREG_MSMA_2.05V
VPH_PWR
Ear S/W
YDA165-PZE2
AUDIO AMP
VPH_PWR
VREG_1.8V
MAX2659ELT
GPS LNA
QTR8200
Transce iver
VDD_RF2
VDD_WCA_CDC
VREG_QTR_2.2V
VPH_PWR
TC75W56L8X
Comparato r
NLAS5223BMNR2G
VREG1_2.8V
VREG1_2.8V
FEM
DGM269M01
S/W ant.
VREG_FEM_2.85V
VDD_RF1
VDD_RF_XO
VDD_WCA_DIG
VREG_WCA _1.2V
VREG_USB_1.8V
VREG_MSMA_1.3V
VDD_A1
VDD_C1
VDD_C2
VDD_SD
VDD_USBPHY_3P3
V_BUS_5V_IN VUSB_5V
BTC
Power managemen t part
202-03000-00347
HY07-AB0770
uUSB Con.
VDD_USBPHY_1P8
MSM8255
+ POP memory
Baseban d
8-1
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VDD_A2
VDD_P2
VDD_MDDI
VDD_MPLL
VDD1_DDR
VDD_PLL_GP
VDD_MEM_1.2V
1
D
P
_
V
D
0
D
P
_
V
D
R
D
D
D
_
2
V
D
D
R
1
D
_
Q
D
R
0
D
_
Q
MEMORY
DC/DC
D
V
D
D
RT8016GQW
D
V
Interna l SD
SDIN5C2-8G-944D
Page 2
Level3Repair
LCD part
-
LCD part
GPIO_90|LCDC_PCLK
GPIO_94|LCDC_EN
GPIO92_LCDC_VSYNC
GPIO_93|LCDC_HSYNC
MSM8255
-
TSP part
V
8
.
1
_
G
E
R
V
GPIO_26
MLCD_RST
GPIO_129
LCD_SCL
GPIO_045
LCD_SDI
GPIO_047
LCD_nCS
GPIO_046
LCD_PCLK
LCD_EN
LCD_VSYNC
LCD_HSYNC
LCD[0:23]
GPIO
LCD_PWM_OUT
GPIO_016 EN
LCD_DETECT
ESD
DETECT
NCX2200GM
EMI Filter
ICVE10184E070R101FR
LCD_PCLK_F
LCD_EN_F
LCD_VSYNC_F
LCD_HSYNC_F
LCD_D[0:23]_F
LED Driver
TPS61161DRVR
SW
FB
LCD_VGH
R
W
P
_
H
P
V
ANODE_24V
CATHODE
V
V
8
.
0
.
1
3
_
_
D
D
C
C
L
L
_
_
G
G
E
E
R
R
V
V
Main LCD
3.69" WVGA
S6D16A0X22
Back
Light
Unit
Connector
LCD
GPIO133
MSM 8255
GPIO070
GPIO071
GPIO119
VPH_PWR
TSP_LDO_ON
LDO
(RP150K008B_TR)
TSP_SCL_1.8V
TSP_SDA_1.8V
TSP_INT_1.8V
8-2
TSP_AVDD_2.8V
VD33
CE
MMS-136
(TSP IC)
SCL
SDA
RSTX
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Page 3
CAM ERA par t
GPIO_012|CAM_PCLK
MSM8255
GPIO_015|CIF_MCLK
GPIO_013|CAM_HSYNC
GPIO_014|CAM_VSYNC
CAM_DATA_4:11
GPIO_057
GPIO_056
GPIO_002
GPIO_165
GPIO_164
GPIO_175
GPIO_174
GPIO_001
GPIO_000
GPIO_031
GPIO_132
CAM_FLASH_MODE
CAM_FLASH_EN
CAM_EN1
CPM_SDA_1.8V
CPM_SLC_1.8V
CAM_MEGA_STBY
CAM_MEGA_nRST
CAM_SDA_1.8V
CAM_SCL_1.8V
CAM_MCLK
CAM_HSYNC
CAM_VSYNC
CAM_VT_nSTBY
CAM_VT_nRST
SSBI_PMIC
CAM_PCLK_F
CAM_D(0:7)
EN|SET
FLASH
AAT1274IWO-T1
EN
CAM PMIC
SDA
LP8720TLX-B
SCL
FILTER
ICVE10184E050R100FR
PMIC
PM8058
IBSSCIMP_IBSS
OUT
LDO5
LDO3
LDO2
SW/FB
VREG_L11
VREG_L20
VREG_L20
T
A
B
_
V
FL
Up to 1.5A
T
A
B
VCAMC_1.2V ---------VCAMA_2.8V ---------- VCAM_IO_1.8V
_
V
VCAM_AF_2.8V
VCAM_IO_1.8V
VCAMA_2.8V
VCAMC_1.2V
CAM_MCLK_F
CAM_HSYNC_F
CAM_VSYNC_F
AVDD_VGA_2.8V
VDD_VGA_IO_1.8V
VDD_VGA_1.8V
FLASH LED
CHIP-C4040-200-PB2016
>20us >15us
CAM_PCLK
CAM_PCLK
CAM_D(0:7)_F
CAM_D(0:7)_F
CAM_VSYNC_F
CAM_HSYNC_F
CAM_MCLK_F
CAM_SCL_1.8V
CAM_SDA_1.8V
Level3Repair
1/4 5M AF
Camera
S5K4ECGX
1/10" VGA
Camera
SR030PC30
8-3
AVDD_VGA_2.8V ---------VDD_VGA_IO_1.8V ---------- VDD_VGA_1.8V
>20us >20us
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Page 4
Level3Repair
AUDIO part
BT_PCM_SYNC
BT_PCM_CLK
MSM 8255
BT_PCM_OUT
LINE_OUT_RN
LINE_OUT_LP
QTR8200
BT_PCM_IN
EAROP
EARON
HPH_RN
HPH_LP
EARSPK_R
EARSPK_L
BT_PCM_SYNC
BT_PCM_CLK
BT_PCM_OUT
BT_PCM_IN
SPK_R
SPK_L
BCM4329
(BT mod ule)
RCVP
RCVN
RIN1
LIN1
(Audio AMP)
RIN2
LIN2
YDA165
SPOUT+
SPOUT-
HPOUTR
HPOUTL
BT
Head
set
RCV
SPKOUT_P
SPK
SPKOUT_N
EAROUT_R
EAR
EAROUT_L
LINE_IN_RN
LINE_IN_LP
MIC1P
MIC1N
AUX_IP
AUX_IN
MIC2P
MIC2N
RADIO_R
RADIO_L
SI4709
(FM Radio)
LDO
MAIN_MIC_P
MAIN_MIC_N
SUB_MIC_P
SUB_MIC_N
LDO
EAR_MIC_P
8-4
MICBIAS_LDO_2.8V
EARMICBIAS_LDO_2.8V
SAMSUNG Proprietary-Contents may change without notice
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Main
mic
Sub
mic
EAR
mic
Page 5
BT / W IFI p art
GGNNSS
SS__IINNPP
GGNNSS
SS__BB
BB__QQ
22
Level3Repair
MSM8255
26M OSC
(SQ2D02 600B2JC G)
VBAT
VIO(F romPM)
BT_UART_RTS
BT_UART_CTS
BT_UART_RXD
BT_UART_TXD
BT_PCM_IN
BT_PCM_OUT
BT_PCM_CLK
BT_PCM_SYNC
WLAN_BT_EN
BT_nRST
BT_HOST_WAKE
BT_WAKE
WLAN_nRST
WLAN_WAKE
WLAN_HOST_WAKE
WLAN_SDIO_D(0:3)
WLAN_SDIO_CLK
WLAN_SDIO_CMD
32.768kHz
XTAL_26M_IN
XTAL_26M_OUT
BT
WLAN
Internal LDO
BCM 4329
PA
LNA
BT_RF_TX
WRF_RFOUT
WRF_RFIN
SW_BT_PU
SW_TX_PU
SW_RX_PU
MDFE2PGC-027
FEM
Filter
LFB2H2G4 5C
C1D005
GPS par t
SSAAFFEEBB11GG5577KKBB00FF0000RR1144
LLNNAA
MMAAXX22665599EELLTT
SSAAFFEEBB11GG5577FFAA00FF5555RR1144
GGPPSS__PP
GGPPSS__MM
GGNNSSSS__IINNPP
RECE I VE R
GGNNSSSS QQuuaadd
DDoowwnn ccoonnvveerrtt
QQTTRR88220000
GP S
LLPPFF
AADDCC
LLPPFF
CP
GGNNSSSS__BBBB__II11
GGNNSSSS__BBBB__II22
GGNNSSSS__BBBB__QQ11
MMSSMM88225555
8-5
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Page 6
Level3Repair
MEMORY par t
※
GPIO_017|CAM_SHTR|VFE_CAM_TIMER4|GP_M N_A|QUP_B1
MSM8255-0-AB
(UCP400)
GPIO_069|SDC2_DATA_0
GPIO_068|SDC2_DATA_1
GPIO_067|SDC2_DATA_2
GPIO_066|SDC2_DATA_3
GPIO_115|SDC2_DATA_4
GPIO_114|SDC2_DATA_5
GPIO_113|SDC2_DATA_6
GPIO_112|SDC2_DATA_7
GPIO_064|SDC2_CLK
GPIO_065|SDC2_CMD
RESOUT_1P8_N
MOVI_SD_DATA(0)
MOVI_SD_DATA(1)
MOVI_SD_DATA(2)
MOVI_SD_DATA(3)
MOVI_SD_DATA(4)
MOVI_SD_DATA(5)
MOVI_SD_DATA(6)
MOVI_SD_DATA(7)
MOVI_SD_CLK
MOVI_SD_CMD
MSM_nRESETOUT _1.8V
MOVI_HW_RESET
DAT(0)
DAT(1)
DAT(2)
DAT(3)
DAT(4)
DAT(5)
DAT(6)
DAT(7)
CLK
CMD
NC(U5)
NC(U5)
I - NAND ( 4G )
DDR2 DC/DC
(RT8016GQW)
Memory
(U500)
FB|VOUT,LX
VREG_MOVI_2.85V
VCC
VREG_1.8V
VCCQ
VPH_PWR
VIN
DDR_EXT_SMPS_EN
EN
VDD_MEM_1.2V
VREG_L5
VREG_S3
VPH_PWR
EXT_SMPS_EN|GPIO_40
VDDQ_DDR0,VDDQ_D DR1
PM8058(U502)
Proximity s ensor part
LDO
(MIC5370)
MSM 8255
GPIO172
GPIO173
GPIO118
ALS_SCL_1.8V
ALS_SDA_1.8V
PS_VOUT_1.8V
VREG_1.8V
PS_2.8V
LEDA_3.0V
Connector
(AXT4161
64AW1)
Vio
VCC
VLED
GP2AP002S00F
(Sensor)
SCL
SDA
VOUT
8-6
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Page 7
PCB Diagrams
8-2.
8-2-1.
Top
Level3Repair
8-7
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Page 8
Level3Repair
8-2-1.
Bottom
8-8
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Page 9
Flow Chart of Troubleshooting
8-3.
Equipments
Level3Repair
Power Supply
↑
Oscilloscope
↑
Digital Multimeter
↑
driver, Tweezer
+
↑
8-9
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Page 10
Level3Repair
8-3-1.
Power On
Power On'does not work
'
Yes
check the current consumption
Yes
check current consumption
Check the Battery Voltage
is more than
>=100
mA
Yes
Yes
3.3V
No
No
Download again
Change the Battery
Because of batt. power low)
(
Check U501(PMIC) and
Power on voltage
C553
(
Check Resistance Values of
C562,C564,C565, C519,
C520, C566 Are the values
are less than
Frequency is
check the initial operation
V, C554
>1.1
C557
Check the Clock at
OSC501 that
>1.8
Yes
Yes
Yes
100
No
V)
32K
>1.1
ohm?
V,
Hz
Yes
No
No
Check the problem point(short, open, crack etc)
and If PMIC has problem, change U502
Replace capacitor or capacitors that has/have less
than
Check the clock generation circuit
related to OSC501)
(
ohm resistance.
100
END
8-10
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Page 11
Level3Repair
V_BAT
0
0
5
D
Z
BTC500
1
1
2
2
3
3
4
NC
5
NC
0
1
5
L
VREG_ADC_2.2V
R506
C562
C565
C564
BATTERY CON
VF
XTAL_32.768KHZ_IN
OSC501
XTAL_32.768KHZ_OUT
1
2
C576 C577
8-11
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Page 12
Level3Repair
8-3-2.
Initial
Initial Failure
Yes
nON_SW(R463)
High
and PON_RESET_N_PMIC(D400)
There is
="
Low
="
32.768
at OSC501
R520
Low"
→
High"?
→
Yes
KHz wave forms
Yes
V?
>= 1.8
Yes
No
No
No
Check UCP400 and related parts(short, crack,
Check U502(crack, open, etc)
Replace OSC501
etc)
There are
LCD display OK?
MHz wave forms
19.2
at OSC500
Yes
Yes
Sound is OK?
Yes
END
No
No
No
Replace OSC500
Check the LCD part(short, crack, etc)
Check the Audio Part(short, crack, etc)
8-12
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Page 13
TAC400
2
2
S
1
1
S
4
5
6
3
C
C
C
C
N
N
N
N
nON_SW
R463
POWER KEY
XTAL_32.768KHZ_IN
XTAL_32.768KHZ_OUT
OSC501
1
2
C576 C577
UCP400
MDDI_HC_DATA1_N
MDDI_HC_DATA1_P
MDDI_HC_STB_N
MDDI_HC_STB_P
MDDI_P_DATA0_N
MDDI_P_DATA0_P
MDDI_P_DATA1_N
MDDI_P_DATA1_P
MDDI_P_STB_N
MDDI_P_STB_P
MPM_GPIO_1|TCXO_EN
MPM_GPIO_2|SSBI_PMIC
Level3Repair
AN23
AN22
AL23
AL22
AM21
AM20
AN21
AN20
AL21
AL20
B28
MODE_0
A28
MODE_1
E28
MODE_2
E27
MODE_3
AJ18
AL19
T32
PA_DAC_OUT
U32
PA_DAC_REF
Y33
PA_RANGE0
AA31
PA_RANGE1
K31
PRX_CLK
H33
Q_IM_CH0
K33
Q_IM_CH1
J33
Q_IP_CH0
L33
Q_IP_CH1
U33
Q_OUT_N
T33
Q_OUT_P
C11
RESIN_N
AD5
RESOUT_1P8_N
D2
RSVD
D31
RSVD
AJ20
RSVD
AJ21
RSVD
AM11
RSVD
AM12
RSVD
TCXO_EN
SSBI_PMIC
PA_R0
PA_R1
RX_QM
RX_QP
TX_QM
TX_QP
D400
PON_RESET_N_PMIC
MSM_nRESETOUT_1.8V
VREG_1.8V
R431
U502
XTAL_19.2MHZ_IN
XTAL_19.2MHZ_OUT
N12
OVP_CLAMP
M13
OVP_CTL
N13
OVP_SNS
T7
NCP_CTC1
T5
NCP_CTC2
R6
NCP_FB
T8
VREG_NCP
B15
NFC_EXT_EN
D13
REF_BYP
G10
REF_GND
G2
XOADC_REF
VREF_THERM
PS_HOLD
PON_RESET_N
RESIN_N
C
F
SSBI
D
U
A
B
SLEEP_CLK0
1
0
2
3
4
O
O
O
S
S
S
S
S
X
X
X
_
_
_
_
_
_
_
_
D
D
D
D
D
D
D
D
N
N
N
N
N
N
N
N
C
C
N
G
G
G
N
G
G
G
G
G
6
6
5
5
6
7
8
7
1
1
1
1
1
2
1
H
G
G
T
J
A
D
M
d
d
d
d
d
n
n
n
n
n
o
o
o
o
u
u
u
u
u
t
t
t
t
o
t
o
o
o
o
o
t
t
t
t
r
r
r
r
r
t
c
c
c
c
y
y
y
y
y
c
l
l
G
l
l
l
G
G
G
G
e
e
e
e
t
t
t
t
t
e
n
n
n
n
c
c
c
c
c
n
n
n
n
n
n
i
i
i
i
i
n
n
n
n
e
e
e
e
e
a
a
r
o
i
C
d
M
M
n
a
a
a
r
r
r
r
o
o
o
i
i
i
i
o
C
d
M
d
C
d
d
M
C
M
C
R519
M12
D12
E15
B14
D11
C15
d
n
u
o
r
y
l
G
t
c
n
i
e
a
r
i
d
M
R520
TP_PON_RESETN
TP_SSBI_PMIC
R521
JTAG_PS_HOLD
PS_HOLD_MSM
PON_RESET_N_PMIC
RESIN_N
SSBI_PMIC
SLEEP_CLK0
BT_WIFI_FM_CLK32K
nON_SW
VREG_ADC_2.2V
OSC500
2
3
4
1
Connect to
GND_XOADC
8-13
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This Document can not be used without Samsung's authorization
Page 14
Level3Repair
8-3-3.
Charging Part
Abnormal charging part
Yes
MicroUSB Connector
is OK?
Yes
Signal on in
U504 pin15?
Yes
No
No
Change
MicroUSB Connector
Replace
MICRO USB SWITCH IC
Signal on in
C573, R547?
Yes
Change main PBA
No
Resolder
C573, R547
Replace U506
8-14
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Page 15
V_BAT VREG_1.8V
VUSB_5V
R527
C560C561
4
3
6
2
5
1
1
1
1
1
1
1
T
T
L
A
T
B
E
U
C
D
T
A
S
I
S
O
S
B
|
N
I
_
_
_
T
V
10
S
C
C
E
JIG
2
2
U
I
I
D
B
_
V
9
G
VDDIO
H
C
8
BOOT
7
U504
TXD
T
T
R
L
S
S
_
_
O
O
O
O
I
I
H
H
_
D
D
_
D
C
I
P
M
X
U
U
A
M
A
D
D
R
3
2
1
4
5
6
IF_CON_nSENSE
JTAG_IF_CON_SENSE
BOOT_MODE_1.8V
R531
IF_TXD_3.0V
R532
IF_RXD_3.0V
CP_DÂCP_D+
USB_DM
USB_DP
USB_ID
JACK_nINT_1.8V
USB_SDA_1.8V
USB_SCL_1.8V
TA_CURRENT_SEL
V_BUS_5V_IN
TP_USB_SW_INT
17
VBUS_IN
18
DM_CON
19
DP_CON
20
ID_CON
21
GND
22
NC
23
NC
MICRO USB SWITCH IC
CHARGER_SCL_1.8V
CHARGER_SDA_1.8V
VUSB_5V
VREG_1.8V
VOVP_5.0V V_BAT
R555
R542
CHG_STAT
IVCHG
C575
C573
U506
A1
DCIN
A2
DCIN
B2
LDO
D4
AC|USB5
C4
STAT|IRQ
A3
ISET
A4
SCL
B4
SDA
E3
VCHG
D
D
D
N
N
N
G
G
G
S
P
P
3
2
1
D
D
D
BATTERY CHARGER
Level3Repair
V_BAT
JTAG_V_BUS_5V
C571
B1
MID
L511
C1
SW
C2
SW
C3
EN
R543
E1
CSIN
E4
CSOUT
E2
AUXPWR
B3
BMD|THERM
R546
C
C
N
N
2
1
R547
C572
CHG_EN
R545
VF
C574
IFC500
V_BUS_5V_IN
NC
13
NC
NC
NC
NC
NC
S2
S1
1
12
4
5
11
R
10
9
8
7
6
5
5
4
4
3
3
2
2
1
1
R539
R540
6
VBUS
5
NC
C563
C566
4
NC
2
0
5
D
R528
JTAG_USB_ID
JTAG_TXD
JTAG_RXD
USB_ID
USB_DP
1
DM
2
DP
3
USB_ID
D
N
G
7
U505
USB_DM
MicroUSB Connector
8-15
SAMSUNG Proprietary-Contents may change without notice
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Page 16
Level3Repair
8-3-4.
Sim Part
Insert SIM card,
Can't recognize SIM
Yes
After insertingaSIM card,
VREG_USIM_1.8V(
Is the SIM recognized
Check
=1.8Vor3.0V
Yes
Yes
R300
?
No
)
No
Change other SIM card
Resolder or Replace SIM500
END
8-16
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 17
VREG_USIM_1.8V
Level3Repair
SIM_IO
SIM_RST
SIM_CLK
C304
C301
C300 C302 C305
SIM CARD
R300
SIM300
11
22
33 4
G
6
6
5
5
4
G
7
8GG910
8-17
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 18
Level3Repair
8-3-4
T-Flash
Insert T-Flash card
Can't recognize T-Flash
Yes
After insertingaT-Flash card,
T_FLASH_DETECT(
Is the T-Flash recognized
Check
=0V
Yes
Yes
R724
)
?
No
No
Change T_FLASH
Resolder or Replace CD700
END
8-18
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 19
VREG_SD_2.85V
Level3Repair
nTF_DETECT
VREG_1.8V
R724
T_FLASH_D(2)
T_FLASH_D(3)
T_FLASH_CMD
T_FLASH_CLK
T_FLASH_D(0)
T_FLASH_D(1)
R719
R720
C729
R723
R721
R722
6
5
4
3
ZD704
1
2
C730
T-FLASH Connector
CD700
1
DAT2
2
CD|DAT3
3
CMD
4
VDD
5
CLK
6
VSS
7
DAT0
8
DAT1
9
SWT
10
DET
11
GND
12
GND
13
GND
14
GND
8-19
SAMSUNG Proprietary-Contents may change without notice
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Page 20
Level3Repair
8-3-5.
Microphone Part
Check main microphone function
in voice call receiver mode
Check the voltage at C653
Check component soldering
status of L616,C653, L607,
2.8V
C605,
(1)
ZD
Yes
Yes
Yes
604
=
No
No
Resolder or replace L616,C653, L607, C605,ZD604
Resolder or replace C653, HDC602
Check the connection of
HEA602
Yes
END
No
Reconnect HDC602
8-20
SAMSUNG Proprietary-Contents may change without notice
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Page 21
MAINMIC_P
MAINMIC_N
Level3Repair
VREG_KEYLED_3.3V
MICBIAS_LDO_2.8V
7
6
1
1
6
6
L
L
HDC602
11
22
R627
R630
4
0
6
D
Z
3344
5566
7788
10
9
10
9
111112
12
C
C
C
C
N
N
N
N
3
6
4
5
1
1
1
1
C653
L624
5
0
6
D
Z
C655
HOME_KEY
8-21
SAMSUNG Proprietary-Contents may change without notice
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Page 22
Level3Repair
8-3-5.
Microphone Part
Check main microphone function
in voice call Speaker mode
Check the voltage at C625 or
C610
Check component soldering
status of L610, C619, C625
(2)
Yes
=2.8V
Yes
Yes
No
No
Resolder or replace C625, C610 or U600
Resolder or replace L616,C653, L607, C605,ZD604
Check the connection of
HDC600
Yes
END
No
Reconnect HDC600
8-22
SAMSUNG Proprietary-Contents may change without notice
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Page 23
VPH_PWR MICBIAS_LDO_2.8V
U600
VDD4VOUT
MIC_BIAS_EN
3
CE
GND
D
N
G
5
C609
MAIN MIC BIAS
SUBMIC_N
L610
SUBMIC_P
C619
Level3Repair
A
VREG1_2.8V
MICBIAS_LDO_2.8V
1
2
C610
SUB_MIC_N
C618
SUB_MIC_P
C620
FM_EAR_ANT
EAR_ADC_3.5
RCV_P
RCV_N
SUBMIC_N
SUBMIC_P
EARMIC_P
L608
R633
R634
Added to tune EARRX TDMA noise
L619
0
0
6
D
Z
3
0
2
6
1
0
0
D
6
6
Z
D
D
Z
Z
C614
C627
R632
PS_2.8V
LEDA_3.0V
HDC600
1
2
1
334
556
778
9
10
9
111112
1313 1414
1515 1616
17 1818
17
19
L603
C625
19
C
C
C
C
N
N
N
N
3
4
2
1
0
2
2
2
2
0
6
V
C624
C660
C657
EAR_JACK CON
R600
0
0
6
L
VREG_1.8V
2
4
6
8
10
12
R603
2020
C626
L606
L605
L602
C612
C611
1
2
3
0
0
0
6
6
6
V
V
V
PS_VOUT_1.8V
PS_SCL_1.8V
PS_SDA_1.8V
DET
R602
EAROUT_L
R601
EAROUT_R
R604
SUB MIC (MEMS)
8-23
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 24
Level3Repair
Speaker Part
6.
Check speaker function.
Play MP3 with maximum volume level.
Yes
Check signals on
C603, C604
Yes
Check signals on
L612,L615
Yes
Check the connection of
Ant600, Ant601
Yes
No
Resolder or replace C603, C604
No
Resolder or replace L612,L615,V604, V605
No
Resolder or replace Ant600, Ant601
SPK module breakdown?
Yes
END
No
8-24
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Change SPK module
Page 25
Level3Repair
VPH_PWR
C600
VREG_1.8V
C601
U601
C603
B4
A1
AVDD
AMP_SDA_1.8V
AMP_SCL_1.8V
EAROUT_R
EAROUT_L
SPK_OUT_P
SPK_OUT_N
HPOUTR
D4
A2
SPVDD
HPOUTL
C1
C5
LIN1
SPOUT+
D5
C2
SPOUT-
RIN1
D1
LIN2
D2
B5
RIN2
REFCP+
A3
REFCP-
C4
SPGND
A4
C613
C616
C615
B1
CP+
GND
A5
CP-
C3
VREF
B2
D3
SDA
GND
B3
1
SCL
NC
2
NC
C617
SPK_L
C604
SPK_R
C607
EARSPK_L
C608
EARSPK_R
< AUDIO AMP - YDA165 >
C628
SPK_OUT_P
C632
SPK_OUT_N
C637
4
0
6
V
L612
L615
5
0
6
V
SPEAKER Contact
ANT600
1
1
2
2
ANT601
1
1
2
2
8-25
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 26
Level3Repair
8-3-7.
Receiver Part
Check receiver function in voice call
receiver mode
Yes
Check the signals at L611,
Check the connection of
RCV_Earjack module
L614
Yes
HDC600
Yes
breakdown?
No
No
No
Resolder or replace L611, L614,C639,
C640, ZD602, ZD603
Reconnect HDC600
Change RCV_Earjack module
END
Yes
8-26
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 27
L611
RCVP RCV_P
L614
RCVN
C633
C640
C639
RECEIVER PATH
Level3Repair
VREG1_2.8V
C626
VREG_1.8V
R600
0
0
6
L
PS_VOUT_1.8V
PS_SCL_1.8V
L606
L605
L602
C612
C611
3
2
1
0
0
0
6
6
6
V
V
V
R604
PS_SDA_1.8V
DET
R602
EAROUT_L
R601
EAROUT_R
RCV_N
FM_EAR_ANT
RCV_P
RCV_N
SUBMIC_N
SUBMIC_P
EAR_ADC_3.5
EARMIC_P
R634
L619
0
0
L608
6
C614
D
Z
R633
MICBIAS_LDO_2.8V
3
0
2
6
1
0
0
D
6
6
Z
D
D
Z
Z
C627
C625
R632
PS_2.8V
LEDA_3.0V
HDC600
2
1
2
1
4
334
6
556
8
778
10
9
10
9
12
R603
111112
13 13 14 14
1515 1616
17 18 18
17
19
19
L603
0
0
6
V
C660
C657
2020
C
C
C
C
N
N
N
N
4
3
2
1
2
2
2
2
C624
Added to tune EARRX TDMA noise
EAR_JACK CON
8-27
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 28
Level3Repair
8-3-8.
volume key
-
KEY Function(volume key/ power key
volume keys don't operate
Yes
press volume up key,
KBC(1), KBR(2) is
Active Low?
Yes
press volume down
key,
KBC(1),KBR(1) is
Active Low
?
)
No
replace VOL_UP
No
replace VOL_DOWN
Yes
PMU key Signal
KBC(1),KBR(1) is
Active Low
?
Yes
Replace TAC401, TAC402, U501
No
replace PMIC(U501)
8-28
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 29
2
R464
TAC401
2
S
1
R465
1
S
6
5
4
3
C
C
C
C
N
N
N
N
2
R466
2
S
TAC402
1
1
S
5
4
6
3
C
C
C
C
N
N
N
N
VOLUME KEY
KBC(0)
KBC(1)
KBR(2)
KBC(1)
R463
KBR(1) nON_SW
KBC(1)
2
TAC400
2
S
1
1
S
3
4
6
5
C
C
C
C
N
N
N
N
POWER KEY
KEY MAP
KBR(0)
KBR(1)
VOLUME DOWN
(SLIDE R) (SLIDE L)
KBR(2)
VOLUME UP
Level3Repair
U502
8-29
SAMSUNG Proprietary-Contents may change without notice
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Page 30
Level3Repair
8-3-9.
BT/WIFI
BT/WiFi is not working
Check BT or WiFi function
BT_WIFI_ANT is O.K
Check C263
Check C223
while trying to operate
ON
Yes
Yes
BT/WIFI
Yes
=3.8V
=1.8V
No
No
No
Check U502, Battery Contact and neighboring
Enable BT or WiFi Function
Replace BT/WIFI ANT in rear
Circuit
Check R206 Clock
Yes
Check OSC501
Check the Status of ANT202,
L210, C236, C239, C240,
C241, C242, F202
Resolder or Replace U201,
=32.768
Yes
Yes
U200
Yes
END
=26
Mhz
Khz
No
No
No
Check OSC
Check OSC501, U502 and neighboring Circuit
Resolder or Replace L210, C236, C239,
C240, C241, C242, F202, ANT202
and neighboring Circuit
200
8-30
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 31
Level3Repair
BT_RF_TX
WLAN_SDIO_D(0)
WLAN_SDIO_D(1)
WLAN_SDIO_D(2)
WLAN_SDIO_D(3)
WLAN_SDIO_CLK
WLAN_SDIO_CMD
VREG_1.8V
R201
BT_WAKE
BT_HOST_WAKE
BT_PCM_OUT
BT_PCM_IN
BT_PCM_CLK
BT_PCM_SYNC
BT_UART_TXD
BT_UART_RXD
BT_UART_RTS
BT_UART_CTS
C235
VREG_1.8V
WLAN_BT_EN
BT_nRST
R202
SDIO_CLK
TP202
TP203
TP204
TP205
TP206
VPH_PWR
R210
VDD_1.2V_CORE
VDD_WLAN_3.3V
VDD_1.2V_BT
VREG_1.8V
9
0
2
L
0
0
1
2
7
6
1
1
1
1
J
H
L
C
C
M
F
F
C
C
O
O
I
R
D
D
D
D
D
D
D
D
D
D
D
D
V
V
V
V
V
_
_
V
_
_
_
_
T
T
T
T
T
T
B
B
B
B
B
B
J10
BT_COEX_OUT0
K12
BT_COEX_OUT1
G7
BT_WAKE
BT_GPIO_0
H8
BT_HOST_WAKE
BT_GPIO_1
J8
BT_GPIO_2
L9
BT_GPIO_3
K9
BT_GPIO_4
K13
BT_GPIO_5
K14
BT_GPIO_6
K11
BT_GPIO_7
L11
BT_PCM_IN
M9
BT_PCM_OUT
L14
BT_PCM_CLK
L10
BT_PCM_SYNC
BT_UART_TXD
M14
BT_UART_RXD
BT_UART_RXD
M13
BT_UART_TXD
BT_UART_RTS
M11
BT_UART_CTS_N
BT_UART_CTS
M12
BT_UART_RTS_N
B11
BT_RFON
C236
A11
BT_RFOP
J9
BT_TM0
K8
BT_TM1
G6
BT_TM3
L8
BT_TM6
WLAN_BT_EN
N8
BT_REG_ON
H9
BT_nRST
BT_RST_N
M8
BT_SCL
M7
BT_SDA
H12
FM_ADOUT1
G12
FM_ADOUT2
C14
FM_RXN
D14
FM_RXP
H14
FM_TXADCIN1
G14
FM_TXADCIN2
C13
FM_TXN
D13
R203
R204
R205
FM_TXP
G11
FM_TXADCVCM
E14
FM_CVAR
T1
SDIO_DATA_0
T7
SDIO_DATA_1
R6
SDIO_DATA_2
R7
SDIO_DATA_3
T2
SDIO_CLK
P6
SDIO_CMD
N7
TAP_SEL_0
P7
TAP_SEL_1
L4
TCK
N6
TDI
M6
TDO
L2
TMS
L5
JTAG_TRST_L
P9
VREF_LDO
O
D
L
_
S
S
V
C248
A
8
P
VDD_1.2V_CORE
3
6
2
C
4
5
2
2
2
2
C
C
9
2
2
C
4
3
3
1
2
3
3
4
2
1
3
0
2
4
1
1
1
1
1
1
1
1
1
1
1
1
1
P
T
T
T
A
E
A
N
H
B
E
N
R
R
5
5
1
L
3
3
1
2
X
F
O
O
O
D
2
L
T
T
T
T
T
P
T
R
C
D
D
C
2
D
P
A
A
A
A
A
D
D
V
_
T
B
C
S
S
V
_
T
B
0
3
1
1
L
K
L
V
D
V
V
D
B
B
B
B
D
B
D
N
D
A
D
D
D
V
D
D
D
D
D
D
D
V
D
N
D
_
V
D
D
D
D
V
D
_
D
V
A
V
P
_
A
V
V
V
V
V
_
_
_
V
M
T
_
_
_
_
_
_
M
_
T
F
M
M
R
O
R
R
R
R
R
F
B
R
F
F
S
S
S
S
S
S
S
F
S
O
L
O
L
P
X
S
L
C
S
F
C
D
F
F
V
R
P
V
S
S
S
I
I
C
R
V
N
A
S
S
S
S
V
S
S
S
S
S
S
S
N
S
G
S
V
A
V
S
S
S
S
S
V
A
V
B
V
P
P
A
V
V
V
V
V
_
_
_
_
_
_
_
_
_
_
_
_
_
T
T
T
T
T
R
R
R
M
M
M
M
M
B
B
F
F
F
F
B
B
F
B
S
S
S
3
0
2
0
1
2
2
0
3
1
2
0
1
1
1
1
1
1
1
1
1
1
1
1
F
E
A
C
P
P
P
D
D
D
G
G
VPH_PWR
C262
8
G
D
D
V
S
S
V
P
_
R
S
3
1
R
VDD_WLAN_3.3V
VREG_1.8V
3
2
2
C
2
4
1
T
L
P
D
D
D
D
V
V
U200
O
D
L
P
S
S
V
_
S
S
R
V
S
4
4
7
1
J
M
T
VDD_1.2V_RADIO
VDD_WLAN_3.3V
VDD_1.2V_CORE
VDD_1.2V_BT
VDD_WLAN_1.5V
8
0
2
L
6
2
2
C
0
9
5
8
6
5
7
7
1
T
T
L
R
R
K
R
N
1
F
2
F
D
D
O
O
O
I
I
O
R
O
R
S
S
D
_
_
_
_
D
D
D
D
L
L
D
D
L
O
O
O
O
C
I
I
I
I
V
V
N
N
_
D
D
D
D
L
L
D
D
D
D
D
_
_
D
V
V
V
V
D
D
V
D
D
V
V
C
D
2
2
A
P
P
1
X
1
2
_
_
R
P
D
_
D
1
2
2
S
N
D
_
P
P
S
G
V
B
1
1
V
_
_
A
_
_
L
L
A
C
A
D
L
L
_
L
D
D
D
P
P
E
A
N
N
N
B
B
F
T
B
G
G
B
A
G
X
_
_
_
_
_
_
_
F
F
F
F
F
F
S
S
S
R
R
R
R
R
R
S
S
S
V
V
W
W
W
W
W
W
V
1
1
5
4
8
8
9
4
1
P
F
B
H
A
D
G
F
VDD_1.2V_CORE
VDD_1.2V_PLL
VDD_1.2V_AFE
VDD_1.2V_RADIO
VDD_1.2V_RADIO
0
1
2
2
2
2
C
C
2
2
L205
2
C
VDD_1.2V_CORE
7
8
2
2
2
2
C
C
1
2
2
3
8
5
7
7
9
8
1
1
T
T
E
C
G
G
C
C
F
N
2
C
2
2
2
X
1
2
L
O
P
P
P
P
D
U
O
O
A
D
1
1
1
1
A
A
T
L
D
D
_
_
_
_
_
X
L
L
X
C
D
A
B
O
_
_
D
R
_
N
L
A
D
D
T
_
L
D
D
T
D
C
D
D
_
U
D
V
D
U
V
D
V
D
T
D
V
A
O
O
_
_
V
D
U
_
V
V
V
F
F
_
V
E
O
A
F
R
R
_
F
_
V
R
F
A
E
W
W
R
_
F
W
F
A
W
_
R
F
W
R
W
2
P
1
2
3
3
3
3
_
P
P
P
2
2
P
P
2
P
1
3
3
3
3
P
P
P
_
_
_
C
_
_
1
1
1
O
_
_
G
G
A
A
D
_
X
F
A
C
A
A
A
X
O
P
T
P
L
V
P
P
R
P
D
D
D
D
D
D
D
D
D
N
N
N
N
N
N
N
N
N
G
G
G
G
G
G
G
G
G
_
_
_
_
_
_
_
_
_
F
F
F
F
F
F
F
F
F
R
R
R
R
R
R
R
R
R
W
W
W
W
W
W
W
W
W
9
3
2
6
5
2
2
6
2
E
E
B
A
D
C
D
D
C
L206
L207
1
9
6
3
5
1
A
B
D
C
D
A
2
2
2
2
3
3
P
P
P
P
P
P
1
1
1
1
3
3
_
_
_
_
_
_
P
X
X
O
A
G
C
T
R
A
A
C
D
D
P
D
P
V
F
D
D
D
D
D
P
V
V
D
D
D
_
D
_
V
V
V
F
F
D
_
_
_
R
V
F
R
F
F
_
R
N5
R
R
W
WLAN_HOST_WAKE
W
F
WL_GPIO_0
W
W
W
R
N4
W
WLAN_WAKE
WL_GPIO_1
N2
WL_GPIO_2
N1
WL_GPIO_3
P1
WL_GPIO_8
N9
WLAN_EN
WL_REG_ON
M5
WLAN_nRST
WL_RST_N
F2
WRF_AFE_TEST_IN
F1
WRF_AFE_TEST_IP
H2
WRF_AFE_TEST_ON
H1
WRF_AFE_TEST_OP
H3
WRF_AFE_TSSI_A
E3
WRF_AFE_TSSI_G
F3
WRF_AFE_IQADC_VREF
D4
WRF_EXTCOUPLE_AIN
E8
WRF_EXTREFIN
E4
WRF_GPIO_OUT1
E5
WRF_GPIO_OUT2
A5
WRF_RFINN_A1_XFMR
A8
WRF_RFINN_G1_XFMR
A4
WRF_RFINP_A1
A7
WRF_RFINP_G1
C1
WRF_RFOUTP_A
E1
WRF_RFOUTP_G
R200
WRF_RES_EXT
H6
RF_SW_CTRL_N_0
K6
RF_SW_CTRL_N_1
K2
RF_SW_CTRL_N_3
J5
RF_SW_CTRL_P_0
K5
RF_SW_CTRL_P_1
L6
RF_SW_CTRL_P_3
M1
AMODE_EXT_LNA_GAIN
K1
AMODE_TX_PU
M2
GMODE_EXT_LNA_GAIN
K4
GMODE_TX_PU
R4
UART_RX_0
R2
UART_TX_0
R1
XTAL_PU
F14
OSCIN
F13
OSCOUT
P14
SR_VLX1
R14
SR_VLX1
R10
SR_PALDO
T10
SR_PALDO
P10
SR_PNPO
N12
SR_TESTSWG
C
C
N
N
2
1
< BT / Wi-Fi >
VDD_1.2V_PLL
VDD_1.2V_AFE
VDD_1.2V_BT
U
U
P
P
_
C230
C232C231
WLAN_HOST_WAKE
WLAN_WAKE
WLAN_BT_EN
WLAN_nRST
1
GND
2
CLK200
BT_WIFI_FM_CLK32K
C237
C239
C242
L213
SW_BT_PU
SW_TX_PU
SW_RX_PU
GND
3
GND
4
GND
_
X
T
B
R
_
_
W
W
S
S
C234
C259
C240
VDD_WLAN_3.3V
3
4
6
8
9
5
7
1
1
1
1
1
1
1
L211
1
2
T
D
D
C
C
C
C
N
N
N
N
N
V
V
A
G
G
12
VREF
11
BT
U201
10
LNA_EN
9
VDD
D
D
N
N
X
X
R
T
G
G
8
7
6
5
C244
SW_TX_PU
BT_RF_TX
LNA_EN
F202
L210
C241
4
IN2OUT
GND113GND2
ANT202
2
2
1
1
L212
C243
C233
LNA_EN
VDD_WLAN_1.5V
XTAL_26M_IN
XTAL_26M_OUT
VDD_WLAN_3.3V
L214
C246
C264
XTAL_26M_OUT
R206
OSC200
4
C250
XTAL_26M_IN
3
21
C251
XTAL_32.768KHZ_IN
XTAL_32.768KHZ_OUT
OSC501
1
2
C576 C577
8-31
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 32
Level3Repair
8-3-10.
FM RADIO
FM Radio does not work
Yes
Check the connection of
Check the Audio Signal at
Check the Audio signal at
HDC600
Yes
L604, L608
Yes
C607, C608
No
No
No
Connect Earjack Ass'y correctly to HDC600
Resolder or replace L604, L608
Resolder or replace C608, C607
Yes
Check and Change U204
Yes
END
8-32
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 33
FM_EAR_ANT
SUBMIC_N
SUBMIC_P
EAR_ADC_3.5
EARMIC_P
RCV_P
RCV_N
L604
L608
R633
R634
Added to tune EARRX TDMA noise
Level3Repair
VREG1_2.8V
MICBIAS_LDO_2.8V
L619
0
0
6
C614
D
Z
3
0
2
6
1
0
0
D
6
6
Z
D
D
Z
Z
C627
R632
PS_2.8V
LEDA_3.0V
HDC600
2
1
2
1
4
334
6
556
8
778
10
9
10
9
12
111112
1313 14 14
1515 1616
17 181 8
17
19
19
L603
0
0
6
V
C625
C657
2020
C
C
C
C
N
N
N
N
2
1
3
4
2
2
2
2
C624
C660
R600
0
0
6
L
VREG_1.8V
PS_VOUT_1.8V
PS_SCL_1.8V
R603
C626
L606
L605
L602
C612
C611
R604
1
2
3
0
0
0
6
6
6
V
V
V
PS_SDA_1.8V
DET
R602
EAROUT_L
R601
EAROUT_R
AMP_SDA_1.8V
AMP_SCL_1.8V
EAROUT_R
EAROUT_L
SPK_OUT_P
SPK_OUT_N
VPH_PWR
C600
U601
A1
B4
HPOUTR
AVDD
A2
D4
HPOUTL
SPVDD
C5
C1
SPOUT+
LIN1
D5
C2
SPOUT-
RIN1
D1
LIN2
D2
B5
RIN2
REFCP+
A3
REFCP-
C4
SPGND
A4
C613
C616
C615
B1
CP+
GND
A5
CP-
C3
VREF
D3
B2
GND
SDA
1
B3
NC
SCL
2
NC
VREG_1.8V
C601
C603
SPK_L
C604
SPK_R
C607
EARSPK_L
C608
EARSPK_R
C617
EAR_JACK CON
< AUDIO AMP - YDA165 >
FM_EAR_ANT
VREG_1.8V
R207
FM_INT
C260
FM_RST
FM_RST
FM_SCL_1.8V
FM_SDA_1.8V
C245
8
9
7
5
3
6
4
1
1
1
1
1
1
1
T
D
C
C
C
A
O
U
V
N
P
N
N
N
1
NC
FMI
3
RFGND
4
_RST
12
O
G
G
ROUT
L
112
GND
U204
10
VD
9
K
RCLK
N
O
L
I
E
O
C
I
D
S
S
V
S
_
8
7
6
5
FM RADIO(SI4709)
VREG1_2.8V
L216
RADIO_L
RADIO_R
BT_WIFI_FM_CLK32K
C249
C247
C261
8-33
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 34
Level3Repair
8-3-11.
TSP
Touch Screen does not work
Yes
Check LCD Connector on
Main PBA
Yes
Check the TSP Connector on
LCD Module
U704 Pin
C728, R702)
(
Yes
1=2.8V
No
No
No
Reconnect the HDC701
Reconnect TSP Connector
Resolder or Replace U704
Yes
Replace TSP Module
Yes
END
8-34
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 35
Level3Repair
LCD_PCLK
VREG_LCD_1.8V
U705
1
6
NC VCC
2
5
A
NC
3
4
GND
Y
C731
R728
R729
TSP_AVDD_2.8V
R727
LCD_ID_1
LCD_EN LCD_SCL
LCD_VSYNC LCD_SDI
LCD_HSYNC
LCD_D(0)_F
LCD_D(2)_F LCD_D(7)_F
LCD_D(4)_F LCD_D(9)_F
LCD_D(6)_F LCD_D(11)_F
LCD_D(8)_F
LCD_D(10)_F LCD_D(15)_F
LCD_D(12)_F LCD_D(17)_F
LCD_D(14)_F
LCD_D(16)_F LCD_D(21)_F
LCD_D(18)_F LCD_D(23)_F
LCD_D(20)_F
LCD_D(22)_F
TSP_INT_1.8V
CATHODE
TP_LCD_EN
TP_LCD_VSYNC
TP_LCD_HSYNC
R703
TP_LCD_D(0)
R704
C709
3.7" LCD Connector
ANODE_24V
C710
HDC701
2
2
4
4
66
10
10
12
14
16
18
20
20
22
24
26
26
28
30
30
32
34
36
38
40
40
42
44
46
48
48
50
50
52
54
VREG_LCD_3.0V
VREG_LCD_1.8V
TSP_AVDD_2.8V
R702
1
1
3
3
5
5
7788
99
11
1112
131314
15
1516
17
1718
19
19
21
2122
23
2324
25
25
272728
29
29
31
3132
33
3334
353536
37
3738
39
39
414142
4344
43
4546
45
47
47
49
49
5152
51
5354
53
6
8
7
5
5
5
5
5
6
7
8
5
5
5
5
5
C711
TP_LCD_SCL
TP_LCD_SDI
C712
R734
R735
MLCD_RST
LCD_nCS
LCD_D(1)_F
LCD_D(3)_F
LCD_D(5)_F
LCD_D(13)_F
LCD_D(19)_F
LCD_VGH
LCD_ID_0
TSP_SCL_1.8V
TSP_SDA_1.8V
C713
C714
TSP_LDO_ON
C727
U704
VDD4VOUT
3
CE
D
N
G
5
GND
TSP_AVDD_2.8VVPH_PWR
1
2
C728
8-35
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 36
Level3Repair
8-3-12.
LCD
LCD is still off after PWR ON
Yes
Check the connection of
Check the soldering status of
VREG_LCD_3.0V
VREG_LCD_1.8V
HDC701
Yes
EMI Filters F700~F703
F707,F708
Yes
Check
=3.0V(
=1.8V(
C711),
C712)
No
No
No
Reconnect the HDC701
Resolder EMI Filters
Check PMIC(U502)
Yes
Replace LCD Module
Yes
END
8-36
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 37
Buffer was added to tune the SONY LCD timing.
C731
LCD_PCLK
ANODE_24V
VREG_LCD_1.8V
TSP_AVDD_2.8V
R727
U705
1
6
NC VCC
2
5
A
NC
3
4
GND
Y
R728
LCD_ID_1
LCD_EN LCD_SCL
LCD_VSYNC LCD_SDI
LCD_HSYNC
R729
LCD_D(0)_F
LCD_D(2)_F LCD_D(7)_F
LCD_D(4)_F LCD_D(9)_F
LCD_D(6)_F LCD_D(11)_F
LCD_D(8)_F
LCD_D(10)_F LCD_D(15)_F
LCD_D(12)_F LCD_D(17)_F
LCD_D(14)_F
LCD_D(16)_F LCD_D(21)_F
LCD_D(18)_F LCD_D(23)_F
LCD_D(20)_F
LCD_D(22)_F
TSP_INT_1.8V
CATHODE
TP_LCD_EN
TP_LCD_VSYNC
TP_LCD_HSYNC
R703
TP_LCD_D(0)
R704
C709
VREG_LCD_3.0V
TSP_AVDD_2.8V
HDC701
1
2
1
2
4
3
4
3
66
5
5
7788
99
10
10
11
12
1112
14
131314
15
16
1516
18
17
1718
19
20
19
20
21
22
2122
23
24
2324
26
25
26
25
28
272728
29
30
29
30
31
32
3132
33
34
3334
36
353536
37
38
3738
40
39
40
39
42
414142
4344
43
44
4546
45
46
48
47
48
47
49
50
49
50
5152
51
52
5354
53
54
8
7
6
5
5
5
5
5
8
7
6
5
5
5
5
5
C711
C710
VREG_LCD_1.8V
R702
C712
Level3Repair
F700
5
1
OUT1
IN1
LCD_D(6)_FLCD_D(6)
6
2
OUT2
IN2
LCD_D(4)
LCD_D(0)
LCD_D(2)
MLCD_RST
TP_LCD_SCL
TP_LCD_SDI
LCD_nCS
LCD_D(1)_F
LCD_D(3)_F
LCD_D(14)
LCD_D(5)_F
LCD_D(12)
LCD_D(8)
LCD_D(13)_F
LCD_D(10)
LCD_D(19)_F
LCD_VGH
LCD_ID_0
TSP_SCL_1.8V
TSP_SDA_1.8V
C713
C714
R734
R735
LCD_D(16)
LCD_D(18)
LCD_D(4)_F
7
3
IN3
OUT3
LCD_D(0)_F
8
4
IN4
OUT4
LCD_D(2)_F
GND
GND
910
F702
5
1
OUT1
IN1
LCD_D(14)_F
6
2
IN2
OUT2
LCD_D(12)_F
7
3
IN3
OUT3
LCD_D(8)_F
8
4
IN4
OUT4
LCD_D(10)_F
GND9GND
10
F707
5
1
IN1
OUT1
LCD_D(22)_FLCD_D(22)
6
2
IN2
OUT2
LCD_D(20)_FLCD_D(20)
7
3
OUT3
IN3
LCD_D(16)_F
8
4
OUT4
IN4
LCD_D(18)_F
GND10GND
9
LCD_D(7)
LCD_D(3)
LCD_D(1)
LCD_D(15)
LCD_D(13)
LCD_D(11)
LCD_D(9)
F701
5
1
OUT1
IN1
LCD_D(7)_F
6
2
IN2
OUT2
LCD_D(5)_FLCD_D(5)
7
3
IN3
OUT3
LCD_D(3)_F
8
4
IN4
OUT4
LCD_D(1)_F
GND9GND
10
F703
5
1
IN1
OUT1
LCD_D(15)_F
6
2
IN2
OUT2
LCD_D(13)_F
7
3
IN3
OUT3
LCD_D(11)_F
8
4
IN4
OUT4
LCD_D(9)_F
GNDGND
9
10
F708
5
1
IN1
OUT1
LCD_D(23)_FLCD_D(23)
6
2
IN2
OUT2
LCD_D(21)_FLCD_D(21)
7
3
IN3
OUT3
LCD_D(19)_FLCD_D(19)
8
4
IN4
OUT4
LCD_D(17)_FLCD_D(17)
GND10GND
9
3.7" LCD Connector
LCD EMI_FILTER
VUSB_5V
R507
BAT_FET_N
KBR(1)
KBR(2)
KBC(1)
MSM_TXD_1.8V
MSM_RXD_1.8V
SD_FET_PWR_CTL
LCD_DETECT
MSM_TXD2_1.8V
IF_TXD_3.0V
IF_RXD_3.0V
nON_SW
SIM_MRST
SIM_MCLK
VF
TA_CURRENT_SEL
SIM_RST
SIM_CLK
MSM_RXD2_1.8V
150 mA (MAX)
300 mA (MAX)
300 mA (MAX)
150 mA (MAX)
50 mA (MAX)
300 mA (MAX)
50 mA (MAX)
50 mA (MAX)
300 mA (MAX)
300 mA (MAX)
300 mA (MAX)
150 mA (MAX)
150 mA (MAX)
300 mA (MAX)
300 mA (MAX)
300 mA (MAX)
150 mA (MAX)
150 mA (MAX)
150 mA (MAX)
150 mA (MAX)
150 mA (MAX)
300 mA (MAX)
300 mA (MAX)
150 mA (MAX)
150 mA (MAX)
C512
R533
R510
TP_KBC(0)
TP_KBC(2)
TP_SIM_MRST
TP_SIM_MCLK
CHG_EN
CHG_STAT
[ 1.100 ~ 1.300 V ]
[ 0.750 ~ 1.525 V ]
[ 2.500 ~ 3.300 V ]
[ 1.700 ~ 3.300 V ]
[ 2.750 ~ 3.300 V ]
[ 2.750 ~ 3.300 V ]
[ 2.950 ~ 3.600 V ]
[ 1.700 ~ 3.300 V ]
[ 1.500 ~ 3.300 V ]
[ 1.500 ~ 3.300 V ]
[ 1.500 ~ 3.300 V ]
[ 1.500 ~ 3.300 V ]
[ 1.500 ~ 3.300 V ]
[ 1.500 ~ 3.300 V ]300 mA (MAX)
[ 1.500 ~ 3.300 V ]
[ 1.500 ~ 3.300 V ]
[ 1.500 ~ 3.300 V ]
[ 1.500 ~ 3.300 V ]
[ 1.500 ~ 3.300 V ]
[ 1.500 ~ 3.300 V ]
[ 1.500 ~ 3.300 V ]
[ 1.000 ~ 1.400 V ]
[ 1.000 ~ 1.400 V ]
[ 1.000 ~ 1.400 V ]
[ 1.000 ~ 1.400 V ]
[ 1.000 ~ 1.400 V ]
VREG_KEYLED_3.3V
VREG_USIM_1.8V
VREG_MOVI_2.85V
VREG_USB_3.0V
LDO5
LDO3
VREG_USB_1.8V
VREG1_2.8V
LDO6
VREG_MSMA_2.05V
LDO7
TP_PMIC_LDO10
LDO8
VDD_VGA_1.8V
LDO9
VDD_VGA_IO_1.8V
LDO10
AVDD_VGA_2.8V
VREG_FEM_2.6V
LDO14
1
0
5
L
C532
C535 C537
C536
C533
C534
C531
C528
C539
C540
C538 C544
C529
VREG_LCD_3.0V
2
0
LDO15
5
L
C569
VREG_SD_2.85V
LDO16
C541
C542 C545
VREG_MSMC1_1.1V
C543
LDO17
VREG_LCD_1.8V
LDO18
VREG_ADC_2.2V
VREG_MSMC2_1.1V
LDO19
VDD_VIB_3.0V
MIC_BIAS_EN
EARMIC_BIAS_EN
DDR_EXT_SMPS_EN
Changed the GPIO for RAM dump
C546
VREG_MSMA_1.3V
V_BAT
PROX_EN
VREG_MPLL_1.1V
LDO21
RC FILTER
R508
C519
C520
R512
R513
R534
R514
VREG_WCA_1.2V
LDO24
Default ON_Not Used
Default ON
Default ON
Default ON
Default ON
Default ON
Default ON
C547
C548
VREG_QTR_2.2V
VREG_1.8V
Charger Input
B5
KYPD_SNS1|GPIO_01
B6
KYPD_SNS2|GPIO_02
E2
KYPD_SNS3|GPIO_03
J2
KYPD_SNS4|GPIO_04
F2
KYPD_SNS5|GPIO_05
K5
KYPD_SNS6|GPIO_06
H2
KYPD_SNS7|GPIO_07
K4
KYPD_SNS8|GPIO_08
L2
KYPD_DRV1|GPIO_09
R4
KYPD_DRV2|GPIO_10
K2
KYPD_DRV3|GPIO_11
M6
KYPD_DRV4|GPIO_12
M2
KYPD_DRV5|GPIO_13
M7
KYPD_DRV6|GPIO_14
N8
KYPD_DRV7|GPIO_15
M9
KYPD_DRV8|GPIO_16
N7
KYPD_DRV9|GPIO_17
M11
KYPD_DRV10|GPIO_18
M10
KYPD_DRV11|GPIO_19
N2
KYPD_DRV12|GPIO_20
B4
UART_TX1|KYPD_DRV13|GPIO_21
D2
UART_TX2|KYPD_DRV14|GPIO_22
E6
UART_TX3|KYPD_DRV15|GPIO_23
E7
KYPD_DRV16|LPG_DRV1|GPIO_24
E8
KYPD_DRV17|LPG_DRV2|GPIO_25
D9
KYPD_DRV18|LPG_DRV3|GPIO_26
E9
GPIO_27|UIM_M_RST
E5
UIM_RST|GPIO_28
F5
LPA_MODE|EBOOT_M_TX|UIM_M_CLK|GPIO_29
F4
UIM_CLK|GPIO_30
G4
GPIO_31|EBOOT_TX
G5
GPIO_32|EBOOT_RX
E10
UART_RX1|UPL_IN1|GPIO_33
H4
UART_RX2|UPL_IN2|GPIO_34
H5
UPL_IN3|UART_RX3|GPIO_35
K12
UPL_IN4|UART_M_TX|GPIO_36
L12
UART_M_RX|UPL_OUT|GPIO_37
J5
SLEEP_CLK1|GPIO_38
J4
MP3_CLK|SLEEP_CLK2|GPIO_39
M8
EXT_SMPS_EN|GPIO_40
A10
VREG_L0
A11
VREG_L1
E1
VREG_L2
C1
VREG_L3
C2
VREG_L4
B1
VREG_L5
R3
VREG_L6
P2
VREG_L7
L1
VREG_L8
N1
VREG_L9
T2
VREG_L10
D1
VREG_L11
G1
VREG_L12
C16
VREG_L13
H1
VREG_L14
K1
VREG_L15
A16
VREG_L16
A6
VREG_L17
A4
VREG_L18
L15
VREG_L19
M15
VREG_L20
A12
VREG_L21
A9
VREG_L22
T16
VREG_L23
N16
VREG_L24
R16
VREG_L25
N15
VREG_S0
R13
VREG_S1
B13
VREG_S2
G15
VREG_S3
D15
VREG_S4
L16
VSW_S0
T14
VSW_S1
A14
VSW_S2
H16
VSW_S3
E16
VSW_S4
R548
3
1
J
R554
2
7
8
1
R
R
J
7
8
N
0
T
0
_
_
A
_
T
P
B
P
E
P
V
P
F
M
M
_
|
|
T
M
D
I
A
R
_
B
E
T
H
T
T
A
_
B
T
T
A
B
PM8058
UCP 400
8-37
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 38
Level3Repair
8-3-13. 5M
CAM
Camera" function does not work
"
Yes
Check the Camera
connector on Main PBA
Yes
Check the voltage
C705, C720
C707, C719
C706, C721
=2.8
=1.8
=1.2V
V,
V,
No
No
Reconnect the HDC700
Resolder U701 or change PBA
Yes
Check R732 is24MHz
Yes
Replace the camera module
END
No
Resolder U706, F706
Check UCP400-1 related to24MHz
8-38
SAMSUNG Proprietary-Contents may change without notice
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Page 39
VCAMA_2.8V
VCAMC_1.2V
CAM_MCLK_F
TP_CAM_D(0)
CAM_F(0)
CAM_F(2)
CAM_F(4)
CAM_F(6)
CAM_MEGA_STBY
CAM_SCL_1.8V
CAM_SDA_1.8V
C706
R738
C705
R739
5M SOC_CAMERA
F704
5
1
OUT1
IN1
CAM_D(7)
6
IN2
OUT2
CAM_D(5)
7
IN3
OUT3
CAM_D(3)
8
IN4
OUT4
CAM_D(1)
GND10GND
9
F705
5
IN1
OUT1
6
IN2
OUT2
CAM_D(4)CAM_F(4)
7
OUT3
IN3
CAM_D(2)
8
OUT4
IN4
CAM_D(0)
GND10GND
9
U701
B4
LDO1
A3
LDO2
A1
LDO3
C1
LDO4
E1
LDO5
B2
DEFSEL
C2
IDSEL
C720
VCAM_AF_2.8V
CAM_F(7)
CAM_F(5)
CAM_F(3)
CAM_F(1)
CAM_F(2)
CAM_F(0)
C718
VCAM_IO_1.8V
2
3
4
1
2
3
4
VCAMA_2.8V
C719
HDC700
1
1
3
3
556
7
7
99
111112
13
13
15
15
17
17
19
19
212122
23
23
25252626
2727 28 28
29
29
C
C
N
N
1
2
3
3
)6(D_MAC)6(F_MAC
VPH_PWR
1
4
2
4
D
E
A
A
1
2
T
B
N
N
T
N
I
I
I
A
V
V
V
B
V
IRQ_N
B
D
D
N
N
C
C
N
G
N
G
4
2
1
1
D
B
Level3Repair
CUBE_KEY
OK
XEINT29 :
VCAM_AF_2.8V
VCAM_IO_1.8V
2
2
4
4
6
88
10
10
12
14
14
16
16
18
18
20
20
22
24
24
3030
C
C
N
N
3
4
3
3
R700
R736
R737
C708C707
1
CAM_MCLK_F
2
3
CAM_VSYNC_F
4
CAM_PCLK
IN1
IN2
IN3
IN4
C700
GND
TP_CAM_HSYNC
TP_CAM_VSYNC
TP_CAM_RESET
F706
GND
CAM_PCLK
CAM_F(1)
CAM_F(3)
CAM_F(5)
CAM_F(7)
CAM_HSYNC_F
CAM_VSYNC_F
CAM_MEGA_nRST
R416
CAM_MCLK
C456
VREG_1.8V
VREG_1.8V
Buffer was added to tune the S.LSI sensor(VGA) timing.
VREG_LCD_1.8V
R730
U706
NC16VCC
2
5
A
NC
4
3
GND
Y
R732
C732
5
OUT1
6
OUT2
CAM_HSYNCCAM_HSYNC_F
7
OUT3
CAM_VSYNC
8
OUT4
CAM_PCLK_F
910
R733
CAM_MCLK
C715
VCAMC_1.2V
C716
B3
C3
SCL
C4
SDA
D3
DVS
D2
FB
E2
EN
L700
E3
SW
C721
CPM_SCL_1.8V
CPM_SDA_1.8V
R705
CAM_EN1
R706
(MULTI - KEY)
VDD_VGA_1.8V
VREG_1.8V
R410
R411
R412
CAM_SCL_1.8V
CAM_SDA_1.8V
CAM_EN1CAM_D(0:7)
CAM_D(0)
CAM_D(1)
CAM_D(2)
CAM_D(3)
CAM_D(4)
CAM_D(5)
CAM_D(6)
CAM_D(7)
CAM_PCLK_F
CAM_HSYNC
CAM_VSYNC
LCD_PWM_OUT
MOVI_HW_RESET
LCD_D(8)
LCD_D(9)
LCD_D(10)
LCD_D(11)
LCD_D(12)
LCD_D(13)
LCD_D(14)
LCD_D(15)
LCD_D(0)
LCD_D(1)
LCD_D(2)
LCD_D(3)
LCD_D(4)
LCD_D(5)
LCD_D(6)
LCD_D(7)
LCD_D(16)
LCD_D(17)
LCD_D(18)
VREG_1.8V
LCD_D(19)
LCD_D(20)
1
5
2
2
9
5
6
8
2.2K
2
2
1
1
1
1
1
E
E
E
E
E
E
D
D
A
A
A
A
A
A
A
A
D
D
D
D
D
D
D
D
N
N
N
N
N
N
N
N
G
G
G
G
G
G
G
G
C14
GPIO_000|CAM_DATA_0|QUP_A0
A14
GPIO_001|CAM_DATA_1|QUP_A1
E16
GPIO_002|CAM_DATA_2
E15
GPIO_003|CAM_DATA_3
B17
GPIO_004|CAM_DATA_4
C13
GPIO_005|CAM_DATA_5
B16
GPIO_006|CAM_DATA_6
C19
GPIO_007|CAM_DATA_7
C16
GPIO_008|CAM_DATA_8
C20
GPIO_009|CAM_DATA_9
A15
GPIO_010|CAM_DATA_10
A17
GPIO_011|CAM_DATA_11
C15
GPIO_012|CAM_PCLK
E17
GPIO_013|CAM_HSYNC
A16
GPIO_014|CAM_VSYNC
C18
GPIO_015|CAM_MCLK
C17
GPIO_016|CAM_FLASH|VFE_CAM_TIMER3|GP_CLK_A|QUP_B0
E14
GPIO_017|CAM_SHTR|VFE_CAM_TIMER4|GP_MN_A|QUP_B1
AM14
GPIO_018|LCDC_GRN_0|VFE_CAM_TIMER5A
AL15
GPIO_019|LCDC_GRN_1|VFE_CAM_TIMER6A|ETM_TRACEDATA15
AN11
GPIO_094|LCDC_GRN_2|EBI2_CS4_N|LCD_CS1_N|LCD_EN
AJ13
GPIO_095|LCDC_GRN_3|GRFC_13
AH13
GPIO_096|LCDC_GRN_4|GRFC_12
AL14
GPIO_097|LCDC_GRN_5|GRFC_11
AJ15
GPIO_098|LCDC_GRN_6|GP_CLK_B
AJ17
GPIO_099|LCDC_GRN_7|VFE_CAM_TIMER7A
AH16
GPIO_020|LCDC_BLU_0|VFE_CAM_TIMER2A|ETM_TRACEDATA14
AM15
GPIO_021|LCDC_BLU_1|VFE_CAM_TIMER1A
AN15
GPIO_022|LCDC_BLU_2|ETM_TRACEDATA13
E20
GPIO_100|LCDC_BLU_3
E22
GPIO_101|LCDC_BLU_4
E25
GPIO_102|LCDC_BLU_5
E24
GPIO_103|LCDC_BLU_6|WCA_MCLK_B
E18
GPIO_104|LCDC_BLU_7|WCA_DATA_SD0_B
AH17
GPIO_023|LCDC_RED_0|GP_MN_B|ETM_TRACEDATA12
AL13
GPIO_024|LCDC_RED_1|MDP_VSYNC_2|ETM_TRACEDATA11
AJ16
GPIO_025|LCDC_RED_2|ETM_TRACEDATA10
E21
GPIO_105|LCDC_RED_3
E23
GPIO_106|LCDC_RED_4
F25
0
6
5
1
8
2
2
2
F
F
E
E
E
A
A
A
A
A
D
D
D
D
N
N
N
N
G
G
G
G
7
2
3
5
5
6
5
2
1
0
5
9
1
1
1
1
2
2
1
F
F
F
F
F
F
F
A
A
A
A
A
A
A
D
D
D
D
D
D
D
N
N
N
N
N
N
N
G
G
G
G
G
G
G
3
6
3
5
5
2
2
1
8
3
1
2
2
3
3
2
2
1
2
3
2
2
2
N
N
N
N
M
M
J
J
F
L
F
H
N
M
M
M
M
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
UCP400-1
MSM8255-0-AB
5
9
7
2
1
1
N
N
N
A
A
A
D
D
D
D
N
N
N
N
G
G
G
G
< CAM PMIC & LDOs >
8-39
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 40
Level3Repair
8-3-14.
GSM
RX
850
NORMAL CONDITION
catch the channel?
Check L121
Check the Voltage at
L135
Check L104,L105,L106
Check the voltage at
{
C321,C322,C324,C325,C32
{
≤
=2.6V
dBm
-65
≥
C318,C319=2.2V
&
C327=1.3V
6,
NO
-65
NO
YES
YES
?
dBm
?}
?
?}
YES
NO
NO
NO
CHECK soldered
RFS100,L101,L121,C107,C159
resolder or change
L135, U502
resolder or change
FEM100,F100,L104,L105,L106,
C125
resolder or change
U502
YES
Check the freq. at
OSC500
GSM850 Receiver is O.K?
: 19.2
END
YES
YES
MHz
?
NO
NO
change or resolder
OSC500
resolder or change
U300
8-40
SAMSUNG Proprietary-Contents may change without notice
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Page 41
ANT100
ANT101
RX_GSM_850_P
RX_GSM_850_M
Level3Repair
RFS100
GG
4
2
2
1
1
2
2
1
1
L105
L121
C110
L131
L104
3
L106
4
2AC13
C111
F100
OUT
1
IN
OUT
G
G
GSM_ANT_SEL0_N
5
2
GSM_ANT_SEL1_N
GSM_ANT_SEL2_N
C107
L101
TRX_W900
C125
TRX_W2100
R101
R102
R103
C168
C166
VREG_FEM_2.6V
C159
C161
C160
17
WCDMA1
19
WCDMA2
1
WCDMA3
9
CTRL1
10
CTRL2
11
CTRL3
C167
C112
L135
5
3
1
1
D
A
N
D
V
N
E
T
N
5
A
EGSM_RX
6
EGSM_RX
2
DCS_PCS_RX
3
DCS_PCD_RX
FEM100
7
DCS_PCS_TX
8
GSM850_EGSM_TX
D
D
D
D
D
D
N
N
N
N
N
N
C
G
G
G
G
N
G
G
4
0
6
1
4
8
2
1
2
1
1
2
1
R109
C165
L127
GSM1800_1900
GSM850_900
GSM_ANT_SEL3_N
L132
RX_DCS_PCS_P
L103
L133
RX_DCS_PCS_M
8-41
SAMSUNG Proprietary-Contents may change without notice
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Page 42
Level3Repair
8-3-15.
GSM
1800,
GSM1900 RX
NORMAL CONDITION
catch the channel?
Check L121
Check the Voltage at
L135
L103,L127,L132,L133
Check the voltage at
C318,C319=2.2V
{
C321,C322,C324,C325,C3
{
=2.6V
≥
C327=1.3V
26,
Check
dBm
-65
&
≤
NO
-65
NO
YES
YES
dBm
?
?
?}
?}
YES
NO
NO
NO
CHECK soldered
RFS100,L101,L121,C107,C159
resolder or change
L135, U502
resolder or change
FEM100,L103,L127,L132,L133
resolder or change
U502
YES
Check the freq. at
OSC500
GSM1800/1900 Receiver is O.K?
: 19.2
END
YES
YES
MHz
?
NO
NO
change or resolder
OSC500
resolder or change
U300
8-42
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Page 43
ANT100
ANT101
RX_GSM_850_P
RX_GSM_850_M
Level3Repair
RFS100
GG
4
2
2
1
1
2
2
1
1
L105
L121
C110
L131
L104
3
L106
4
2AC13
C111
F100
OUT
1
IN
OUT
G
G
GSM_ANT_SEL0_N
5
2
GSM_ANT_SEL1_N
GSM_ANT_SEL2_N
C107
L101
TRX_W900
C125
TRX_W2100
R101
R102
R103
C168
C166
VREG_FEM_2.6V
C159
C161
C160
17
WCDMA1
19
WCDMA2
1
WCDMA3
9
CTRL1
10
CTRL2
11
CTRL3
C167
C112
L135
5
3
1
1
D
A
N
D
V
N
E
T
N
5
A
EGSM_RX
6
EGSM_RX
2
DCS_PCS_RX
3
DCS_PCD_RX
FEM100
7
DCS_PCS_TX
8
GSM850_EGSM_TX
D
D
D
D
D
D
N
N
N
N
N
N
C
G
G
G
G
N
G
G
4
0
6
1
4
8
2
1
2
1
1
2
1
R109
C165
L127
GSM1800_1900
GSM850_900
GSM_ANT_SEL3_N
L132
RX_DCS_PCS_P
L103
L133
RX_DCS_PCS_M
8-43
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This Document can not be used without Samsung's authorization
Page 44
Level3Repair
8-3-16.
WCDMA Band1 RX
NORMAL CONDITION
catch the channel?
NO
Check L121
Check the Voltage at
L135
Check L112, DPX101,
C146,C147,L117,L118
≥
Check the voltage at
C318,C319=2.2V
{
C321,C322,C324,C325,C3
{
26,
-65
≤
=2.6V
YES
dBm
-65
YES
&
C327=1.3V
NO
?
dBm
?}
CONTINUOUS RX ON
RF INPUT
AMP
:-50
?
?}
YES
NO
NO
NO
CHECK soldered
RFS100,L101,L121,C107,C159
resolder or change
L135, U502
resolder or change
FEM100,L112,DPX101,C146
C147,L117,L118
,
resolder or change
U502
: 10700
dBm
CH
YES
Check the freq. at
OSC500
BAND1 Receiver is O.K?
: 19.2
END
YES
YES
MHz
?
NO
NO
change or resolder
OSC500
resolder or change
U300
8-44
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 45
RX_GSM_850_P
RX_GSM_850_M
Level3Repair
RFS100
GG
4
ANT100
2
2
C110
1
1
ANT101
2
2
1
1
L131
L104
L105
L106
2AC13
L121
F100
3
OUT
IN
4
OUT
G
G
GSM_ANT_SEL0_N
5
2
GSM_ANT_SEL1_N
GSM_ANT_SEL2_N
C107
C111
L101
TRX_W900
C125
TRX_W2100
1
R101
R102
R103
C168
VREG_FEM_2.6V
C159
C161
17
WCDMA1
19
WCDMA2
1
WCDMA3
9
CTRL1
10
CTRL2
11
CTRL3
C167
C166
C112
C160
L135
5
3
1
1
D
A
D
N
V
N
E
T
N
A
EGSM_RX
EGSM_RX
DCS_PCS_RX
DCS_PCD_RX
FEM100
DCS_PCS_TX
GSM850_EGSM_TX
D
D
D
D
D
D
N
N
N
N
N
N
C
G
G
G
G
G
N
G
6
1
4
8
0
2
4
1
2
1
1
2
1
C165
L132
5
6
L127
2
3
7
GSM1800_1900
8
GSM850_900
GSM_ANT_SEL3_N
R109
RX_DCS_PCS_P
L103
L133
RX_DCS_PCS_M
V_BAT
C128
C130
C129
F101
C135
W900_TX
L126
W2100_TX
L122
1IN4
OUT
2GG3G5
C162
F102
C139
1
4
OUT
IN
G
23GG5
L113
PAM101
IN_BAND_VIII
1
14
OUT_BAND_VIII
13
2
PA_R0
C137
PA_R1
PA_ON_W900
PA_ON_W2100
C142
GND
VMODE_0
3
12
VMODE_1
VCC2
11
4
GND
VCC1
10
5
VEN_BAND_VIII
OUT_BAND_I
9
6
GND
VEN_BAND_I
7
8
IN_BAND_I
CPL_OUT
D
D
N
N
G
G
5
6
1
1
C144
C143
L125
C150
R107
< WCDMA BAND1/BAND8 Discrete & PAD >
C164
L128
6
L108
ANT
1
RX
TX
3
DPX100
RX
8
G
G
9
C134
2G4G5G7
L112
C140
DPX101
6
T
N
C163
R106
1
A
RX
3
TX
8
RX
G
G
G
G
G
4
5
9
7
2
L123
PWR_DET
R108
TRX_W900
C127
L129
PRX_W900_P
L110
L109
PRX_W900_M
L130
TRX_W2100
L124
C146
PRX_W2100_P
L118
L117
PRX_W2100_M
C147
8-45
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Page 46
Level3Repair
8-3-17.
WCDMA Band8/GSM900 RX
NORMAL CONDITION
catch the channel?
NO
Check L121
Check the Voltage at
L135
=2.6V
C164,L128,DPX100,L109,
L110,L129,L130,L110
≥
≤
Check
dBm
-65
-65
NO
YES
dBm
?
?
YES
NO
NO
CHECK soldered
RFS100,L101,L121,C107,C159
resolder or change
L135, U502
resolder or change
FEM100,C164,L128,DPX100,
L109,L110,L129,L130L110
CONTINUOUS RX ON
RF INPUT
AMP
:-50
: 9800
dBm
CH
Check the voltage at
C318,C319=2.2V
{
C321,C322,C324,C325,C326,C
{
GSM900/BAND8 Receiver is O.K?
327=1.3V ?}
Check the freq. at
OSC500
: 19.2
END
?}
&
YES
:
MHz
?
YES
YES
NO
NO
NO
resolder or change
U502
change or resolder
OSC500
resolder or change
U300
8-46
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Page 47
RX_GSM_850_P
RX_GSM_850_M
Level3Repair
RFS100
GG
4
ANT100
2
2
C110
1
1
ANT101
2
2
1
1
L131
L104
L105
L106
2AC13
L121
F100
3
OUT
IN
4
OUT
G
G
GSM_ANT_SEL0_N
5
2
GSM_ANT_SEL1_N
GSM_ANT_SEL2_N
C107
C111
L101
TRX_W900
C125
TRX_W2100
1
R101
R102
R103
C168
VREG_FEM_2.6V
C159
C161
17
WCDMA1
19
WCDMA2
1
WCDMA3
9
CTRL1
10
CTRL2
11
CTRL3
C167
C166
C112
C160
L135
5
3
1
1
D
A
D
N
V
N
E
T
N
A
EGSM_RX
EGSM_RX
DCS_PCS_RX
DCS_PCD_RX
FEM100
DCS_PCS_TX
GSM850_EGSM_TX
D
D
D
D
D
D
N
N
N
N
N
N
C
G
G
G
G
G
N
G
6
1
4
8
0
2
4
1
2
1
1
2
1
C165
L132
5
6
L127
2
3
7
GSM1800_1900
8
GSM850_900
GSM_ANT_SEL3_N
R109
RX_DCS_PCS_P
L103
L133
RX_DCS_PCS_M
V_BAT
C128
C130
C129
F101
C135
W900_TX
L126
W2100_TX
L122
1IN4
OUT
2GG3G5
C162
F102
C139
1
4
OUT
IN
G
23GG5
L113
PAM101
IN_BAND_VIII
1
14
OUT_BAND_VIII
13
2
PA_R0
C137
PA_R1
PA_ON_W900
PA_ON_W2100
C142
GND
VMODE_0
3
12
VMODE_1
VCC2
11
4
GND
VCC1
10
5
VEN_BAND_VIII
OUT_BAND_I
9
6
GND
VEN_BAND_I
7
8
IN_BAND_I
CPL_OUT
D
D
N
N
G
G
5
6
1
1
C144
C143
L125
C150
R107
< WCDMA BAND1/BAND8 Discrete & PAD >
C164
L128
6
L108
ANT
1
RX
TX
3
DPX100
RX
8
G
G
9
C134
2G4G5G7
L112
C140
DPX101
6
T
N
C163
R106
1
A
RX
3
TX
8
RX
G
G
G
G
G
4
5
9
7
2
L123
PWR_DET
R108
TRX_W900
C127
L129
PRX_W900_P
L110
L109
PRX_W900_M
L130
TRX_W2100
L124
C146
PRX_W2100_P
L118
L117
PRX_W2100_M
C147
8-47
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Page 48
Level3Repair
8-3-19.
GSM
GSM900
850/
NORMAL CONDITION
Check L121
Check the Power
FEM100 Pin8
>30
Check L102
dBm
≥
TX
NO
>30
NO
?
YES
30
YES
dBm
dBm
CONTINOUS TX ON CONDITION
TX POWER DAC:
?
?
YES
NO
NO
CHECK soldered
RFS100, L121,L101,C107,C159
resolder or change
FEM100
resolder or change
L102,L134,PAM100,C114
APPLIED
GSM850 CH
GSM900 CH
RBW
: 100
VBW
: 100
SPAN
ATT.
:10
:20
REF LEV.
14500
KHz
KHz
MHz
:10
dB
: 190
:62
dBm
CODE
Check the Voltage
C102=VBAT
Check the freq. at
OSC500
GSM850/900 Transmitter is O.K?
: 19.2
END
YES
YES
YES
?
MHz
?
NO
NO
NO
resolder or change
C102
change or resolder
OSC500
resolder or change
U300
8-48
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Page 49
Level3Repair
ANT100
ANT101
RX_GSM_850_P
RX_GSM_850_M
RFS100
GG
4
2AC13
2
2
1
1
2
2
1
1
L121
C111
C110
L131
L104
F100
3
L105
OUT
L106
1
IN
4
OUT
G
G
GSM_ANT_SEL0_N
5
2
GSM_ANT_SEL1_N
GSM_ANT_SEL2_N
C107
L101
TRX_W900
C125
TRX_W2100
R101
R102
R103
C168
VREG_FEM_2.6V
C159
C161
17
WCDMA1
19
WCDMA2
1
WCDMA3
9
CTRL1
10
CTRL2
11
CTRL3
C167
C166
C112
C160
L135
5
3
1
1
A
D
N
D
V
N
E
T
N
5
A
EGSM_RX
6
EGSM_RX
2
DCS_PCS_RX
3
DCS_PCD_RX
FEM100
7
DCS_PCS_TX
8
GSM850_EGSM_TX
D
D
D
D
D
D
N
N
N
N
N
N
C
G
G
G
G
G
G
N
6
4
8
0
2
1
4
1
1
1
2
1
2
R109
C165
L127
GSM1800_1900
GSM850_900
GSM_ANT_SEL3_N
L132
RX_DCS_PCS_P
L103
L133
RX_DCS_PCS_M
DCS1800_PCS1900_TX GSM1800_1900
GSM850_GSM900_TX
C104
C169
C114
HB_EN
LB_EN
C123
PAM100
C105
C115
C124
1
8
3
6
RF_IN_DCS
RF_IN_GSM
HB_EN
LB_EN
2
T
T
A
B
V
RF_OUT_GSM
D
N
G
7
RF_OUT_DCS
V_BAT
C100
C101
C102
C103
L100
C108
0
1
C
C
V
11
9
4
VMODE0
5
VMODE1
D
N
G
2
1
C109
L102
L134
C121
GSM850_900
C117
PA_R0
C122
PA_R1
< 2G PAM >
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Page 50
Level3Repair
8-3-20.
DCS/PCS
NORMAL CONDITION
Check L121
Check L100
TX
NO
>30
NO
Check the Power
FEM100 Pin7
dBm
>30
?
YES
30
≥
YES
dBm
dBm
CONTINOUS TX ON CONDITION
TX POWER DAC:
?
?
YES
NO
NO
CHECK soldered
RFS100, L121,L101,C107,C159
resolder or change
FEM100
resolder or change
L100,C108,PAM100,C104
APPLIED
GSM850 CH
GSM900 CH
RBW
: 100
VBW
: 100
SPAN
ATT.
:10
:20
REF LEV.
14500
KHz
KHz
MHz
:10
dB
: 190
:6
dBm
CODE
98
Check the Voltage
C102=VBAT
Check the freq. at
OSC500
GSM850/900 Transmitter is O.K?
: 19.2
END
YES
YES
YES
?
MHz
?
NO
NO
NO
resolder or change
C102
change or resolder
OSC500
resolder or change
U300
8-50
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Page 51
Level3Repair
ANT100
ANT101
RX_GSM_850_P
RX_GSM_850_M
RFS100
GG
4
2AC13
2
2
1
1
2
2
1
1
L121
C111
C110
L131
L104
F100
3
L105
OUT
L106
1
IN
4
OUT
G
G
GSM_ANT_SEL0_N
5
2
GSM_ANT_SEL1_N
GSM_ANT_SEL2_N
C107
L101
TRX_W900
C125
TRX_W2100
R101
R102
R103
C168
VREG_FEM_2.6V
C159
C161
17
WCDMA1
19
WCDMA2
1
WCDMA3
9
CTRL1
10
CTRL2
11
CTRL3
C167
C166
C112
C160
L135
5
3
1
1
A
D
N
D
V
N
E
T
N
5
A
EGSM_RX
6
EGSM_RX
2
DCS_PCS_RX
3
DCS_PCD_RX
FEM100
7
DCS_PCS_TX
8
GSM850_EGSM_TX
D
D
D
D
D
D
N
N
N
N
N
N
C
G
G
G
G
G
G
N
6
4
8
0
2
1
4
1
1
1
2
1
2
R109
C165
L127
GSM1800_1900
GSM850_900
GSM_ANT_SEL3_N
L132
RX_DCS_PCS_P
L103
L133
RX_DCS_PCS_M
DCS1800_PCS1900_TX GSM1800_1900
GSM850_GSM900_TX
C104
C169
C114
HB_EN
LB_EN
C123
PAM100
C105
C115
C124
1
8
3
6
RF_IN_DCS
RF_IN_GSM
HB_EN
LB_EN
2
T
T
A
B
V
RF_OUT_GSM
D
N
G
7
RF_OUT_DCS
V_BAT
C100
C101
C102
C103
L100
C108
0
1
C
C
V
11
9
4
VMODE0
5
VMODE1
D
N
G
2
1
C109
L102
L134
C121
GSM850_900
C117
PA_R0
C122
PA_R1
< 2G PAM >
8-51
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Page 52
Level3Repair
8-3-21.
WCDMA BAND1
NORMAL CONDITION
Check L121 about
dBm
22
Check the Power
FEM100 Pin19 about
dBm?
22
Check L112 about
dBm?
22
Check C139 about
dBm?
8
YES
YES
YES
TX
NO
?
NO
NO
NO
CHECK soldered
RFS100, L121,L101,C107,C159
resolder or change
resolder or change
L112,DPX101,C163,L123,C150,
NO
resolder or change
C139,F102,L113,L126
FEM100
PAM101
OSC500
WCDMA
YES
Check the freq. at
2100
MHz
: 19.2
YES
Transmitter is O.K?
END
NO
?
NO
change or resolder
OSC500
resolder or change
U300
8-52
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Page 53
RX_GSM_850_P
RX_GSM_850_M
Level3Repair
RFS100
GG
4
ANT100
2
2
C110
1
1
ANT101
2
2
1
1
L131
L104
L105
L106
2AC13
L121
F100
3
OUT
IN
4
OUT
G
G
GSM_ANT_SEL0_N
5
2
GSM_ANT_SEL1_N
GSM_ANT_SEL2_N
C107
C111
L101
TRX_W900
C125
TRX_W2100
1
R101
R102
R103
C168
VREG_FEM_2.6V
C159
C161
17
WCDMA1
19
WCDMA2
1
WCDMA3
9
CTRL1
10
CTRL2
11
CTRL3
C167
C166
C112
C160
L135
5
3
1
1
D
A
D
N
V
N
E
T
N
A
EGSM_RX
EGSM_RX
DCS_PCS_RX
DCS_PCD_RX
FEM100
DCS_PCS_TX
GSM850_EGSM_TX
D
D
D
D
D
D
N
N
N
N
N
N
C
G
G
G
G
G
N
G
6
1
4
8
0
2
4
1
2
1
1
2
1
C165
L132
5
6
L127
2
3
7
GSM1800_1900
8
GSM850_900
GSM_ANT_SEL3_N
R109
RX_DCS_PCS_P
L103
L133
RX_DCS_PCS_M
V_BAT
C128
C130
C129
F101
C135
W900_TX
L126
W2100_TX
L122
1IN4
OUT
2GG3G5
C162
F102
C139
1
4
OUT
IN
G
23GG5
L113
PAM101
IN_BAND_VIII
1
14
OUT_BAND_VIII
13
2
PA_R0
C137
PA_R1
PA_ON_W900
PA_ON_W2100
C142
GND
VMODE_0
3
12
VMODE_1
VCC2
11
4
GND
VCC1
10
5
VEN_BAND_VIII
OUT_BAND_I
9
6
GND
VEN_BAND_I
7
8
IN_BAND_I
CPL_OUT
D
D
N
N
G
G
5
6
1
1
C144
C143
L125
C150
R107
< WCDMA BAND1/BAND8 Discrete & PAD >
C164
L128
6
L108
ANT
1
RX
TX
3
DPX100
RX
8
G
G
9
C134
2G4G5G7
L112
C140
DPX101
6
T
N
C163
R106
1
A
RX
3
TX
8
RX
G
G
G
G
G
4
5
9
7
2
L123
PWR_DET
R108
TRX_W900
C127
L129
PRX_W900_P
L110
L109
PRX_W900_M
L130
TRX_W2100
L124
C146
PRX_W2100_P
L118
L117
PRX_W2100_M
C147
8-53
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Page 54
Level3Repair
8-3-22.
WCDMA BAND
NORMAL CONDITION
Check L121 about
22
Check the Power
FEM100 Pin17about
22
Check C164 about
22
Check L122 about
8
dBm
dBm?
dBm?
dBm?
8TX
NO
?
YES
YES
YES
NO
NO
NO
CHECK soldered
RFS100, L121,L101,C107,C159
resolder or change
resolder or change
DPX100,C134,L108,L125
NO
resolder or change
L122,C137,F101,C135,C162
FEM100
PAM101
YES
Check the freq. at
OSC500
WCDMA900 Transmitter is O.K?
: 19.2
END
YES
MHz
?
NO
NO
change or resolder
OSC500
resolder or change
U300
8-54
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Page 55
RX_GSM_850_P
RX_GSM_850_M
Level3Repair
RFS100
GG
4
ANT100
2
2
C110
1
1
ANT101
2
2
1
1
L131
L104
L105
L106
2AC13
L121
F100
3
OUT
IN
4
OUT
G
G
GSM_ANT_SEL0_N
5
2
GSM_ANT_SEL1_N
GSM_ANT_SEL2_N
C107
C111
L101
TRX_W900
C125
TRX_W2100
1
R101
R102
R103
C168
VREG_FEM_2.6V
C159
C161
17
WCDMA1
19
WCDMA2
1
WCDMA3
9
CTRL1
10
CTRL2
11
CTRL3
C167
C166
C112
C160
L135
5
3
1
1
D
A
D
N
V
N
E
T
N
A
EGSM_RX
EGSM_RX
DCS_PCS_RX
DCS_PCD_RX
FEM100
DCS_PCS_TX
GSM850_EGSM_TX
D
D
D
D
D
D
N
N
N
N
N
N
C
G
G
G
G
G
N
G
6
1
4
8
0
2
4
1
2
1
1
2
1
C165
L132
5
6
L127
2
3
7
GSM1800_1900
8
GSM850_900
GSM_ANT_SEL3_N
R109
RX_DCS_PCS_P
L103
L133
RX_DCS_PCS_M
V_BAT
C128
C130
C129
F101
C135
W900_TX
L126
W2100_TX
L122
1IN4
OUT
2GG3G5
C162
F102
C139
1
4
OUT
IN
G
23GG5
L113
PAM101
IN_BAND_VIII
1
14
OUT_BAND_VIII
13
2
PA_R0
C137
PA_R1
PA_ON_W900
PA_ON_W2100
C142
GND
VMODE_0
3
12
VMODE_1
VCC2
11
4
GND
VCC1
10
5
VEN_BAND_VIII
OUT_BAND_I
9
6
GND
VEN_BAND_I
7
8
IN_BAND_I
CPL_OUT
D
D
N
N
G
G
5
6
1
1
C144
C143
L125
C150
R107
< WCDMA BAND1/BAND8 Discrete & PAD >
C164
L128
6
L108
ANT
1
RX
TX
3
DPX100
RX
8
G
G
9
C134
2G4G5G7
L112
C140
DPX101
6
T
N
C163
R106
1
A
RX
3
TX
8
RX
G
G
G
G
G
4
5
9
7
2
L123
PWR_DET
R108
TRX_W900
C127
L129
PRX_W900_P
L110
L109
PRX_W900_M
L130
TRX_W2100
L124
C146
PRX_W2100_P
L118
L117
PRX_W2100_M
C147
8-55
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Page 56
Level3Repair
Service Schematics
8-4.
NC Point
-
NC
:
DNC
:
UCP400
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 28
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
AD AD
AE AE
AF AF
AG AG
AH AH
AJ AJ
AK AK
AL AL
AM AM
AN AN
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 28
29 30 31 32 33
29 30 31 32 33
8-56
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Page 57
U502
:
Level3Repair
DNC
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
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
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
8-57
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Page 58
Level3Repair
DNC
:
U300
1 2 3 4 5 6 7 8 9 10 11 12 13 14
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
P P
R
T T
U U
V V
N
R
W W
Y Y
AA AA
AB AB
AC AC
AD AD
AE AE
AF AF
AG AG
AH AH
AJ AJ
AK AK
1 2 3 4 5 6 7 8 9 10 11 12 13 14
8-58
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Page 59
NC
:
UME300
Level3Repair
A
B
NC
NC
NC
NC NC
NC
C
D
NC NC
E
F
G
NC
H
J
K
L
M
N
P
R
T
U
V
W
Y
AA
NC DAT0
NC
DAT3 DAT4
NC
VDDi NC
NC NC NC NC NC
NC NC NC NC VCC VSS NC
NC
NC NC
NC
NC NC
NC
NC NC
NC
NC NC
NC
NC NC
NC
NC NC
NC
NC NC
NC
VSSQ NC
NC NC VCCQ VSSQ VCCQ VSSQ NC NC
DAT1 DAT2
DAT5 DAT6
VSSQ NC
VCCQ CMD
VCCQ VSSQ
NC NC
DAT7 NC
VCCQ NC
VCC
VSS
NC VSS NC NC
NC
RESET
NC NC
CLK NC
NC NC
NC NC
NC
NC NC
NC
NC NC
NC
NC NC
VSS VCC NC NC NC
NC NC
NC
NC NC
NC
NC NC
NC NC
NC NC
NC NC
NC
NC
VCC
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
AB
AC
AD
AE
NC
NC
AF
AG
AH
NC
NC
NC
NC
NC
NC
8-59
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