Troubleshooting.pdf

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10 . Flow Chart of Troubleshooting
10-1-1. Power ON
'Power On' does not work
Check the current consumption
Yes
Current consumption
>= 100mA
No
Download again
Yes
Check the Vbat Voltage
Voltage >=3.3V
No
Charge the Battery
Yes
No
Pin #3 of D400 is high?
Check D400
Yes
Check the PMIC output
voltage
(C419,C420,C422,C414,
C426,C415)
No
Check U400
Yes
Check Pin#3 of TCX200
is 19.2MHz?
No
Check the clock generation circuit
(relatedtoTCX200)
Yes
Check the initial operation
END
10-1
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This Document can not be used without Samsung's authorization
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Flow Chart of Troubleshooting
10-2
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This Document can not be used without Samsung's authorization
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Flow Chart of Troubleshooting
PMIC & CHARGER PART
VRF_2.7V
VRF_2.1V
VSD_2.8V
VMSMB_2.6V
VSIM_3.0V
VRF_2.1V
VTCXO_2.85V
R400
VRF_2.85V
VMSMA_2.6V
VMSM_1.8V
VMSM_1.2V
VRF_2.7V
VBT_2.6V
VREG_GP1 A3
A7
VREG_GP2 A2
MPP1|AMUX_IN1
B7
VREG_GP3 B1
MPP2|AMUX_IN2
K3
AMUX_OUT
VREG_MMC L9
L3
G11
MPP3|VIB_DRV_N
VREG_MSMA
L1
VREG_MSME K8
MPP4|LCD_DRV_N
L2
KPD_DRV_N
VREG_MSMP J11
VREG_MSMC K4
VSW_MSMC K5
L400
D7
MPP5|RUIM_M_RST
H7
CIG21W4R7MNE
MPP6|RUIM_RST
D6
VREG_RFRX1 A9
MPP9|RUIM_M_CLK
H6
VREG_RFRX2 A10
MPP10|RUIM_CLK
D5
A8
MPP11|RUIM_M_IO
VREG_RFTX
H5
VREG_RFUBM B8
MPP12|RUIM_IO
VREG_RUIM L10
K2
B4
MPP7|CBLPWR_N
VREG_S2 L8
MPP8|REF_OUT
VREG_S3 L6
L401
D4
OPT_1
U400
VSW_S2 K7
H8
VSW_S3 K6
OPT_2
L402
C11
VREG_TCXO A1
REF_BYP
E10
VREG_USB G2
REF_GND
D10
REF_ISET
VREG_WLAN
B11
VBAT
VMSMB_2.6V
OSC40 0
B5
SPKR_IN_M
ISNS_M D1
B6
ISNS_P D2
A5
SPKR_IN_P
C413
SPKR_OUT_M
A6
XTAL_IN L11
C419
C430
C416
SPKR_OUT_P
C418
C420
C421
C422
C423
C415
XTAL_OUT K11
C417
D8
TCXO_EN_1
E4
F8
R403
TCXO_EN_2
SBCK
C432
E11
SBDT|SSBI G8
VEXT_5.0V
TCXO_IN
PM_SBDT
H10
SBST E8
TCXO_OUT_1
B10
R405
TCXO_OUT_2
F11
VCOIN J10
C414 C424
C425
C426
C427
C428
C429
TCXO_OUT_RF
PM_SBST
BAT_FET_N E2
R427
G4
USB_DAT
CHG_CTL_N C2
J1
VCHG C1
USB_D_M
J2
HSET_BIAS K1
USB_D_P
H2
KPD_PWR_N L4
USB_ID
ON_SW
C433
R407
D400
F4
MSM_INT_N C10
TP401
F2 USB_OE_N
PM_INT
6X6X1.2T
G10
2
USB_OVP_G
PON_RESET_N
RST_N
PS_HOLD
H4
PS_HOLD F10
3
USB_SE0
H1
SLEEP_CLK K9
USB_VBUS
RTC_CLK
1
PHONE_DEBUG_ON
R408
1
C435
C436
R410
BAT400
2
10-3
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Flow Chart of Troubleshooting
10-1-2. Charging Part
Initial Failure
Yes
5.0V @ L601,C437 ?
No
Check the IFC600
(if it has some problem, it is to be replaced.)
Yes
U401 pin 5=High?
No
Replace U401
Yes
No
Check the Battery & TA
Check the U400
Yes
END
10-4
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This Document can not be used without Samsung's authorization
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Flow Chart of Troubleshooting
VEXT_5.0V
VBAT
R618
IFC600
1200-0020-05
RADIO_ANT
1
R620
2
4
6
8
9
10
1 12
13
14
15
1 17
1 19
2 21
2 23
24
25
2
1
L604
C607
ZD601 TA601
C608
ZD608
VMSMB_2.6V
VMSM_1.8V
VUSB_5.0V
VEXT_5.0V
VBAT
VUSB_5.0V
R411
R412
U401
1
CRDL
BAT
10
2
USB
ICDL
9
ICHRG
TA_DET
3 _PPR
GND 8
R414
4 _CHG
_EN
USBON 7
CHG_ING_N
TA_EN
5
IMIN
6
GND
11
R422
C438
R423
R424
C439
C437
10-5
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This Document can not be used without Samsung's authorization
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