Samsung E1175T Service Manual
GSM TELEPHONE
GT-E1175T
efrcom
GSM TELEPHONE
CONTENTS
Safety Precautions
1.
Specification
2.
Product Function
3.
Array course control
4.
Exploded View and Parts List
5.
Main Electrical Parts List
6.
Block Diagrams
7.
PCB Diagrams
8.
Flow Chart of Troubleshooting
9.
Reference data
10.
Disassembly and Assembly
11.
instructions
Level
8.
Block Diagram
8-1.
Repair
3
8-1
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Level3Repair
PCB Diagrams
8-2.
8-2-1.
Top
0
0
H
D
C
3
UP
SOFT300 SOFT301
SEND
DIGIT300
DIGIT303
LEFT RIGHT
L
E
D
3
0
3
INT
DOWN
DIGIT301
L
E
D
3
0
4
END
DIGIT302
DIGIT305
DIGIT304
Z
D
3
0
DIGIT306
2
DIGIT308
DIGIT307
L
E
D
R
3
0
A
1
T
S
L
E
D
3
0
2
SHARP
DIGIT309
8-2
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Level3Repair
8-2-1.
Bottom
8-3
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Level3Repair
Flow Chart of Troubleshooting
8-3.
presetting methods for checking TP
GND&TP(exp. Vbatt=C108, C109, C212,C308)using Oscilloscope
-
look over the coming out signal.
-
GND
Oscilloscope
TP(Test Point)
8-4
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Multi-meter
Level3Repair
EX) to look up the TP, shunt Cap.
-
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This Document can not be used without Samsung's authorization
Checking the TP(test point) using Multi-meter
if checking the GND, you can listen"beep"
-
if checking the Signal, you can't listen it.
8-5
Level3Repair
8-3-1.
Power On
Power On'does not work
'
Check the Battery Voltage
TP:C108, C109, C212,C308)
(
Yes
is more than
PMU_VIO
TP:C207, C315)
(
Check the Clock at
UCP200 L16pin
CLK32K)
(
TP:R103)
(
Yes
=2.8
Yes
=32
3.7V
V?
KHZ
No
No
No
Change the Battery
Because of batt. power low)
(
Check the Main Chip related to
GPIO_2.8V(TP:C207, C315)
V
to lookover the Chip damage)
(
Check the Main Chip
to lookover the Chip damage)
(
R103/look over the waverform
(TP:
using the oscilloscope)
Yes
VCORE
+
TP:C204, C214, L201)
(
=1.25
Yes
END
_1.25V
V?
No
Resolder C204, C214 and L201
to confirm coming out power V_core)
(
8-6
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Level3Repair
8-7
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Level3Repair
V
V
F_2.85
6
5
8
7
4
1
F
G
K
K
K
F
F
E
E
O
G
I
I
R
R
R
R
_
D
_
_
O
O
F
F
D
D
C
C
R
R
D
D
_
V
V
_
V
V
_
_
D
D
D
D
D
D
D
D
V
V
V
V
UCP200
S
N
S
_
T
B
G
A
F
F
F
U
B
B
R
S
R
V
V
R
_
_
_
_
_
_
D
D
D
D
D
D
N
N
N
N
N
N
G
G
G
G
G
G
5
6
0
2
1
1
1
1
H
H
T
T
P
VPERM_3.0V
1
0
9
1
1
K
K
K
E
E
E
R
R
R
O
O
O
C
C
C
V
V
V
_
_
_
D
D
D
D
D
D
V
V
V
E
E
E
R
R
R
O
O
O
C
C
C
V
V
V
_
_
_
D
D
D
N
N
N
G
G
G
8
9
9
D
B
A
R212
VCORE_1.25V
3
2
7
1
1
L
K
K
E
E
R
R
O
O
C
C
V
V
_
_
D
D
D
D
V
V
E
E
R
R
O
O
C
C
V
V
_
_
D
D
N
N
G
G
7
8
8
E
G
G
0
1
2
3
0
9
8
7
9
8
1
1
1
1
1
L
L
M
M
M
L
L
L
L
M
E
E
E
E
E
E
E
E
E
E
R
R
R
R
R
R
R
R
R
R
O
O
O
O
O
O
O
O
O
O
C
C
C
C
C
C
C
C
C
C
V
V
V
V
V
V
V
V
V
V
_
_
_
_
_
_
_
_
_
_
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
V
V
V
V
V
V
V
V
V
V
E
E
E
E
E
E
E
E
E
E
R
R
R
R
R
R
R
R
R
R
O
O
O
O
O
O
O
O
O
O
C
C
C
C
C
C
C
C
C
C
V
V
V
V
V
V
V
V
V
V
_
_
_
_
_
_
_
_
_
_
D
D
D
D
D
D
D
D
D
D
N
N
N
N
N
N
N
N
N
N
G
G
G
G
G
G
G
G
G
G
0
0
1
2
7
9
8
9
7
8
1
1
1
1
J
J
H
H
G
H
H
H
H
G
VSIM_3.0V
VGPIO_2.8V
3
2
1
5
5
3
3
5
5
5
5
5
1
1
1
1
1
1
1
J
P
R
N
K
V
B
D
H
M
M
M
2
E
E
E
C
O
O
O
O
M
M
M
M
I
I
I
I
I
O
R
R
R
N
E
E
R
I
S
V
V
V
V
O
O
O
C
C
V
V
_
_
D
D
D
D
V
V
E
E
R
R
O
O
C
C
V
V
_
_
D
D
N
N
G
G
9
J
E
_
_
_
_
V
M
M
V
_
C
P
_
V
V
D
D
D
D
V
_
_
V
D
D
D
D
D
D
_
_
D
D
D
V
V
V
V
D
D
V
E
R
O
C
V
_
D
N
G
0
1
J
D
D
V
D
D
V
D
V
V
V
E
E
E
E
E
E
E
E
R
R
R
R
R
R
R
R
O
O
O
O
O
O
O
O
O
D
C
C
C
C
C
C
C
C
L
V
V
V
V
V
V
V
V
_
_
_
_
_
_
_
_
_
U
D
D
D
D
D
D
D
D
M
N
N
N
N
N
N
N
N
P
G
G
G
G
G
G
G
G
1
0
1
2
3
5
7
8
9
5
1
1
1
1
1
L
N
N
N
M
J
J
J
N
N
3
1
2
R
D11
NBE0
NBE1
NCS0
NCS1
NCS2
FE_CTRL0
FE_CTRL1
FE_CTRL2
FE_CTRL3
PMU_VIO
PMU_VANA
PMU_VMEM
PMU_VPERM
PMU_VRF
PMU_VSIM
POK_IN
POK_OUT
PWM_OUT0
PWM_OUT1
PWM_OUT2
ICHGN
ICHGP
RFID_N
RFID_P
RFIE_N
RFIE_P
RFOH
RFOL
UART0_RD
UART0_TD
UART1_RD
UART1_TD
UART1_CTS
UART1_RTS
XTAL_26M_1
XTAL_26M_2
XTAL_32K_1
XTAL_32K_2
XTAL_SHLD
XTAL_SHLD
XTAL_SHLD
XTAL_SHLD
XTAL_SHLD
XTAL_SHLD
SIM_CLK
SIM_DATA
SIM_RST
SSI_CLK
SSI_DATA
SSI_OUT
SSI_SEL0
SSI_SEL2
ACC_DET_IN
CLK_32K_OUT
VCHG
VCM_OUT
VCM_OUT
SWCORE
SWCORE
GATE_REG
GATE_SW
NRESET_OUT
NRESET
NTRST
PA_RAMP
RTCK
TCK
TDI
TDO
TMS
TEST
THERM_IN
LDO_EN
NOE
NWE0
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
E
E
R
R
M
O
O
I
C
C
S
N
P
V
V
V
D
D
_
_
_
_
_
D
D
D
B
B
N
N
N
S
S
U
G
U
G
G
3
3
2
1
1
1
1
1
N
N
R
G
LB
E12
UB
A12
NCS0
B12
NCSFLASH
A11
NCSRAM
J15
RX_SEL
J16
BAND_SEL
K15
PON_PA
L15
MOD_STANDBY
W15
W14
V15
W12
W13
V14
T8
V8
T7
T5
T6
W8
W9
E1
D1
G1
F1
A1
A2
L18
K18
W5
V5
V7
W6
A7
A6
L19
K19
A5
B8
B7
B6
B5
A8
H19
H18
G16
T1
U1
U2
R1
T2
V9
L16
V10
V16
V17
V11
W11
R10
W10
D12
T4
M4
M16
P4
P2
N4
P1
R2
R4
V6
W7
E13
B11
B1
C1
H16
J18
J19
N16
N18
R7
1
2
VGPIO_2.8V
VANA_2.85V
VMEM_1.8V
VPERM_3.0V
VRF_2.85V
VSIM_3.0V
ONKEY_2
ONKEY_1
ICHGN
ICHGP
DCSRX_N
DCSRX_P
EGSMRX_N
EGSMRX_P
DCS_TX
EGSM_TX
UART0_TD
UART0_RD
UART1_RD
UART1_TD
UART1_CTS
UART1_RTS
OSC200
4
3
2
OSC201
SIM_CLK
SIM_DATA
VGPIO_2.8V
R205
SIM_RST
1
LCD_BL_EN
AUX_DET
R206
32KHz_DIGIT
VCHG_P
VCM_OUT
VCORE_1.25V
L201
CHG_REG
CHG_SW
SYSRST
TRST_N
RAMP
RTCK
TCK
TDI
TDO
TMS
VF
OEn
WEn
RSTON
KEY_LED_3.3V
8-8
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Level3Repair
8-3-2.
Initial
Initial Failure
Yes
UCP200 pin T4(RSTON)
="H(>2.4V)"?
TP106)
using the oscilloscope GND&TP
(TP:
Yes
CP200pin M4 or D12=
U
"H(>2.4V)"?
TP:TP100, LCD PIN5)
(
No
No
Replace UCP200, must be"H"
usingaHeatgun
Change PBA to check TP100&LCD PIN5
Yes
Check the16bit data signal
memory CE(TP:TP200)
&
Yes
END
8-9
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Level3Repair
V
V
F_2.85
6
5
7
4
1
F
K
G
K
F
F
G
O
I
I
R
R
_
D
_
_
F
F
D
D
R
R
D
D
_
_
V
V
D
D
D
D
V
V
UCP200
B
F
F
F
U
R
R
S
R
_
_
_
_
D
D
D
D
N
N
N
N
G
G
G
G
0
6
2
1
1
1
H
H
T
T
E
R
O
C
V
_
D
D
V
S
N
S
_
T
A
B
V
_
D
N
G
VPERM_3.0V
8
9
K
K
E
R
O
C
V
_
D
D
V
G
B
V
_
D
N
G
5
9
1
A
P
VCORE_1.25V
2
3
0
1
3
2
1
0
7
8
7
9
1
1
1
1
1
1
1
1
L
L
L
M
L
L
L
L
K
K
K
K
E
E
E
E
E
E
E
E
E
E
E
E
E
R
R
R
R
R
R
R
R
R
R
R
R
R
O
O
O
O
O
O
O
O
O
O
O
O
O
C
C
C
C
C
C
C
C
C
C
C
C
C
V
V
V
V
V
V
V
V
V
V
V
V
V
_
_
_
_
_
_
_
_
_
_
_
_
_
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
V
V
V
V
V
V
V
V
V
V
V
V
V
E
E
E
E
E
E
E
E
E
E
E
E
E
R
R
R
R
R
R
R
R
R
R
R
R
R
O
O
O
O
O
O
O
O
O
O
O
O
O
C
C
C
C
C
C
C
C
C
C
C
C
C
V
V
V
V
V
V
V
V
V
V
V
V
V
_
_
_
_
_
_
_
_
_
_
_
_
_
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
G
G
G
G
G
G
G
G
G
G
G
G
G
0
0
1
7
7
8
9
8
9
8
9
8
1
1
1
E
H
H
H
G
D
B
G
G
H
G
H
R212
VSIM_3.0V
VGPIO_2.8V
1
0
3
2
3
5
5
3
9
8
5
5
5
5
5
1
1
1
1
1
1
1
1
J
P
R
N
K
M
M
2
1
H
V
H
D
B
M
M
M
M
2
E
E
E
E
E
O
O
O
O
C
M
M
M
M
I
I
I
I
I
O
R
R
R
R
R
E
E
N
R
I
V
V
V
V
O
O
C
C
V
V
_
_
D
D
D
D
V
V
E
E
R
R
O
O
C
C
V
V
_
_
D
D
N
N
G
G
7
8
J
J
S
O
O
O
E
V
_
_
_
_
M
M
V
_
P
C
C
C
D
D
D
D
V
V
_
D
V
_
_
V
V
V
D
D
D
D
D
_
_
_
_
D
D
D
V
V
V
V
D
D
D
D
D
V
D
D
V
D
D
D
D
V
V
V
V
V
V
E
E
E
E
E
E
E
E
E
R
R
R
R
R
R
R
R
R
O
O
O
O
O
O
O
O
O
C
C
C
C
C
C
C
C
C
V
V
V
V
V
V
V
V
V
_
_
_
_
_
_
_
_
_
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
1
0
2
3
5
8
7
5
9
1
1
1
1
J
L
N
N
M
J
J
J
J
D11
NBE0
LB
E12
NBE1
UB
A12
NCS0
NCS0
B12
NCS1
NCSFLASH
A11
NCS2
NCSRAM
J15
FE_CTRL0
RX_SEL
J16
FE_CTRL1
BAND_SEL
K15
FE_CTRL2
PON_PA
L15
FE_CTRL3
MOD_STANDBY
W15
PMU_VIO
W14
PMU_VANA
V15
PMU_VMEM
W12
PMU_VPERM
W13
PMU_VRF
V14
PMU_VSIM
T8
POK_IN
V8
POK_OUT
T7
PWM_OUT0
T5
PWM_OUT1
T6
PWM_OUT2
W8
ICHGN
W9
ICHGP
E1
RFID_N
D1
RFID_P
G1
RFIE_N
F1
RFIE_P
A1
RFOH
A2
RFOL
L18
UART0_RD
K18
UART0_TD
W5
UART1_RD
V5
UART1_TD
V7
UART1_CTS
W6
UART1_RTS
A7
XTAL_26M_1
A6
XTAL_26M_2
L19
XTAL_32K_1
K19
XTAL_32K_2
A5
XTAL_SHLD
B8
XTAL_SHLD
B7
XTAL_SHLD
B6
XTAL_SHLD
B5
XTAL_SHLD
A8
XTAL_SHLD
H19
SIM_CLK
H18
SIM_DATA
G16
SIM_RST
T1
SSI_CLK
U1
SSI_DATA
U2
SSI_OUT
R1
SSI_SEL0
T2
SSI_SEL2
V9
ACC_DET_IN
L16
CLK_32K_OUT
V10
VCHG
V16
VCM_OUT
V17
VCM_OUT
V11
SWCORE
W11
SWCORE
R10
GATE_REG
W10
GATE_SW
D12
NRESET_OUT
T4
NRESET
M4
NTRST
M16
PA_RAMP
P4
RTCK
P2
TCK
N4
TDI
P1
TDO
R2
TMS
R4
TEST
V6
THERM_IN
W7
LDO_EN
E13
NOE
B11
NWE0
B1
NC
C1
NC
H16
NC
J18
NC
J19
NC
N16
NC
N18
NC
R7
NC
1
NC
2
NC
E
E
E
E
R
R
R
R
M
O
O
O
O
O
I
D
S
C
C
C
C
P
N
L
V
V
V
V
V
D
D
_
_
_
_
_
_
_
_
U
D
D
D
D
D
B
B
M
N
N
N
N
N
S
S
P
G
G
G
U
U
G
G
3
2
1
3
0
1
9
1
1
1
1
1
1
N
G
N
N
N
N
R
3
1
2
R
VGPIO_2.8V
VANA_2.85V
VMEM_1.8V
VPERM_3.0V
VRF_2.85V
VSIM_3.0V
ONKEY_2
ONKEY_1
ICHGN
ICHGP
DCSRX_N
DCSRX_P
EGSMRX_N
EGSMRX_P
DCS_TX
EGSM_TX
UART0_TD
UART0_RD
UART1_RD
UART1_TD
UART1_CTS
UART1_RTS
VGPIO_2.8V
R205
LCD_BL_EN
AUX_DET
32KHz_DIGIT
R206
VCHG_P
VCM_OUT
VCORE_1.25V
L201
CHG_REG
CHG_SW
SYSRST
TRST_N
RAMP
RTCK
TCK
TDI
TDO
TMS
VF
OEn
WEn
OSC201
SIM_CLK
SIM_DATA
SIM_RST
OSC200
4
3
2
1
RSTON
KEY_LED_3.3V
8-10
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Level3Repair
8-3-3.
Charging Part
UCP200 pin V10(VCHG_P)
UCP200 pin V9(AUX_DET
Abnormal charging part
Yes
>4.9V
TP:C223)
(
Yes
or R303
"L=2.8V"?
Yes
No
be possible that it's not soldering well)
(
)
No
Resolder R206, C223
Resolder or Replace R303
Must be"L=2.8V"
Check the UCP200 pin R9
1.4V
Yes
END
No
Replace UCP200 usingaHeatgun
8-11
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
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