Samsung E1195 Troubleshooting
Level
8.
Block Diagram
8-1.
Repair
3
IF CON
VBAT
LEDDrv.
64Mb
32Mb
NOR
NE MEMORY
(K5N6433AT B-BQ12)
PHO
VMEM_1.8V
SYSRST
OEn/WEn
NCS_FLASH /NCSRAM
UtRAM
LB /UB
MD(0:15) / A(17:23)
A(13)*F-RDY/R-WAIT# / A(14)* CLK / A(15)*AVD#
(FAN5622SX)
LCD_K1/
LED_K2
QQVGA
(128x128)
MAIN LCD
_A
VGPIO2.8V
VMEM_1.8V
_ID
LCD
SYSRST
MD(0:7) /NCS(0)/A(20)/Wen/L ED
SSPPKK && RREECCEEIIVVEERR
SPK_P
SPK_N
EEAARRSSPPKK
EAR_N
EAR_P
VCM_OUT
VBAT
EARMIC
AUX_MIC_P
AUX_MIC_N
VBUS_5V_IF
MIC_P
MIC
MIC_N
EAR P/N
FM_ANT
V_EXT_CHARGE_5V
UART0_TD/ UART0_RD
EARMIC_P / N / EAR_SW
MOTOR
VCM_OUT
UART1_TD / UART1_RD
(AR1211)
FM RADIO
ROUT
FM_R
M
VBAT
(HHYY2200--AABB00331100)
JIG_ON
EAR_SW_REF
VGPIO_2.8V
LOUT
CLOCK/DATAIO
I2C
FM_L
GT-E1195 Block Diagram
Modem
UT_P
HSET_O
HSET_OUT_N
(PNX4850)
VCM_OUT
EAR_OUT_P|L
EAR_OUT_N|R
INTMIC_IN_P
INTMIC_IN_N
EXTMIC_IN_P
EXTMIC_IN_N
AUXAUD_IN_L
AUXAUD_IN_R
GPIO38/GPIO39
SIM
DCS Tx
DCS Rx
EGSM Tx
EGSM Rx
32.768kHz
VSIM_3.0V
SIM_RST
SIM_CLK
SIM_DATA
800mAh
(Standard)
Li-Ion Battery
KEY_ROW((0:4)
KEY_COL((0:4)
C
KEY_LED_3.3V
KEYPAD
RF Blo ck
TX Module
(RF7185)
VBAT
SIM
MAIN KEYLED(1:4)
* DCS
*GSM
Tx : 880~ 9 15MHz
Rx : 925 ~ 960MHz
Tx : 1710 ~ 1785MHz
Rx : 1805 ~ 1880MHz
8-1
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Level3Repair
PCB Diagrams
8-2.
8-2-1.
Top
0
0
3
U
0
0
3
FT
O
S
L
E
F
T
S
E
N
D
UP
INT
DOWN
R
I
G
H
T
1
0
3
T
F
O
S
D
N
E
DIGIT300
DIGIT303
DIGIT301
L
E
D
3
0
2
DIGIT304
DIGIT306 DIGIT307
L
E
D
3
0
0
R
A
T
S
DIGIT309
4
0
1
R
DIGIT302
L
E
D
3
0
3
CN101
JTAG
CN102
DIGIT305
DIGIT308
L
E
D
3
0
1
S
H
A
R
P
5
0
R1
8-2
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8-2-1.
Bottom
I
F
C
3
0
0
BH202
BH203BH204
R
2
1
5
HEA300
C316C317C318
C322C323
L108
C119
L100
L
1
0
1
C106
C330 C331
C
1
0
9
C325
BH201
BH207BH208
R
C232
R211
1
U
0
2
C
1
1
BTC200
C
2
3
1
C311
ZD200
R
0
R209
C230
C333
C337
TR200
C224
3
0
D
C100 C101
U
1
0
0
C302
C306
2
0
4
C309
R305
Z
C
L304
C305
3
0
8
C310
L303
C
C
2
2
2
2
7
6
R
C
2
2
0
2
7
5
C104
R100R101
C
R
2
2
1
0
3
1
R200
C
R
2
2
3
1
3
0
C
C211
2
C214
C
C
2
2
2
9
0
0
5
8
C204
C
R
T
C
R
2
2
H
2
2
0
2
2
0
8
0
8
0
6
6
0
R
3
1
5
T
P
2
0
4
0
0
2
P
T
C
C
C
C
2
2
2
2
2
1
0
2
2
9
9
0
C
2
2
3
R308 R309
R307
R306
R304
L307
L305L306
L300
L301
C102
C103
B
A
T
2
0
0
C
3
C314
1
2
R
C
3
3
1
1
1
3
R310
R
3
1
R313
6
C334
R314
R301
C300
R302R303
2
0
1
C
S
O
2
2
0
P
T
0
2
1
P
T
T
P
2
0
3
R
2
0
2
C
UME200
2
1
0
C
L309
3
3
6
C335
ZD301
3
1
0
2
C111
C110
L201
C
C
2
2
0
1
2
5
2
0
0
P
C
U
C
C
C
C
2
2
2
2
1
1
2
1
6
7
1
8
OSC200
C303
1
R
L
0
3
1
0
1
0
2
3
C
C
C
C324
3
3
3
2
2
2
U
1
6
8
C327
C319
C329
C320
C234
R
R
2
2
1
1
4
6
SIM200
1
0
0
N
C
C124
C212
C
C
L
2
2
2
0
0
0
0
1
0
R205
C207
R212
R203
L
C118
1
0
7
C117
L
1
C116
0
5
C115
C
2
0
3
R312
C315
TX_EN_TP
BS_TP
C
1
2
3
MS2_TP
MS1_TP
C122
L106
R106
C121
0
0
L104
1
F
RFS100
L109
PAM100
C
L
1
L308
L310
1
0
0
3
8
C
C107
1
0
5
C120
MIC300
BH205
0
0
1
T
N
A
8-3
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Level3Repair
Flow Chart of Troubleshooting
8-3.
presetting methods for checking TP
※
GND&TP(exp. VBUS_5.0V=
-
look over the coming out signal.
-
C594~
C599) using Oscilloscope
Oscilloscope
←
GND TP(Test Point)
8-4
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8-3-1.
Power On
Check the Battery Voltage
TP:C10
(
PMU_VIO
Check the Clock at
is more than
9,C110,C212,
=2.8
TP:C207, C323)
(
UCP200 L16pin
CLK32K)
(
=32
TP:OSC201
(
3.7V
Yes
Yes
KHZ
)
Yes
C311)
V?
No
No
Change the Battery
Because of batt. power low)
(
Check the Main Chip related to
GPIO_2.8V(TP:C207, C323)
V
Check the Main Chip
OSC201/look over the waverform
(TP:
using the oscilloscope)
VCORE
+
TP:C204, C214, L201)
(
Check the initial operation
_1.25V
V?
=1.25
Power On"
"
END
Yes
Yes
No
Resolder C204, C214 and L201
to confirm coming out power V_core)
(
8-5
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Level3Repair
I
F
C
3
0
0
BH202
BH203BH204
HEA300
C322C323
C316C317C318
L108
C119
L100
L
1
0
1
C106
C330 C331
C325
C
1
0
9
BH201
BH207BH208
R
C232
R211
1
U
0
2
C
1
1
BTC200
C
2
3
1
TR200
3
0
D
C100 C101
U
1
0
0
C302
C306
C311
R
2
0
4
C309
R305
Z
C
L304
C305
3
0
8
C310
L303
C
C
2
2
2
2
7
6
C
R
2
2
2
0
5
7
C104
R100R101
C
R
2
2
1
0
3
1
R200
C
R
2
2
3
1
3
0
C
C211
2
C214
C
C
2
2
2
9
0
0
5
8
C204
C
R
T
C
R
2
2
H
2
2
2
0
2
0
8
0
8
0
6
6
0
R
3
1
5
T
P
2
0
4
2
0
T
P
0
C
C
C
C
2
2
2
2
2
1
2
0
0
9
2
9
ZD200
C
2
2
3
C224
R308 R309
R307
0
R306
R304
L307
L305L306
L300
L301
C102
C103
B
A
T
2
0
0
C
3
C314
1
2
C
R
3
3
1
1
3
1
R310
R209
C334
C300
L309
C335
R313
R314
R301
R302R303
2
0
1
C
S
O
2
0
P
2
2
0
T
P
1
UME200
ZD301
C230
C333
C337
T
R
3
1
6
T
P
2
0
3
R
2
0
2
C
2
1
0
C
3
3
6
3
1
0
2
U
C111
C110
L201
C
C
2
2
0
1
2
5
2
0
0
P
C
U
C
C
C
C
2
2
2
2
1
1
2
1
6
7
1
8
OSC200
C303
1
R
L
0
3
1
0
1
0
2
3
C
C
C
C324
3
3
3
2
2
2
1
6
8
C327
C329
C319
C320
C234
R
R
R
2
2
2
1
1
1
6
4
5
SIM200
1
0
0
N
C
C124
C
2
0
0
C212
C
L
2
2
0
0
0
1
R205
R312
C207
C315
R212
TX_EN_TP
R203
BS_TP
L
C118
1
0
7
C117
L
1
C116
0
5
C115
C
2
0
3
C
1
2
3
MS2_TP
MS1_TP
C122
L106
R106
C121
0
0
L104
1
F
RFS100
L109
PAM100
C
L
1
L308
L310
1
0
0
3
8
MIC300
BH205
0
0
1
T
N
A
8-6
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C
C107
1
0
5
C120
Level3Repair
8-3-2.
Initial
Initial Failure
Yes
UCP200 pin T4(RSTON)
using the oscilloscope GND&TP
="H(>2.4V)"?
Yes
CP200pin M4 or D12=
U
"H(>2.4V)"?
TP:LCD PIN4/C326
(
Check the16bit data signal
memory(TP:TP200)
&
)
Yes
No
No
Replace UCP200, must be"H"
Change PBA
to check LCD PIN4/C326)
(
END
Yes
8-7
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8-3-3.
Charging Part
UCP200 pin V9(AUX_DET
or R304="L"?
Check the UCP200 pin R9
Initial Failure
Yes
Yes
1.4V
≒
Yes
END
)
No
No
Resolder or Replace R304
Must be"L"
Resolder or Replace UCP200
be possible that it is not soldering well)
(
8-8
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