Samsung E2530 Troubleshooting 7
Level
8.
Block Diagram
8-1.
Repair
3
SAW
BT ANT
3.5 pi
Socket
LCD Module
Back Light Driver
1.3M Camera
SAW
BT Module
FM_ANT
EAR_3.5
L/R
FLM,LCD RD
LCD_RS
LCD_DATA(0:7)
LCD_RST,RS,WR
EN_LCD_BL
SUB LCD
Module
CAM_SCL, RST
CAM_VSYNC HBYNC
CAM_DATA(0:7)
CAM_MCLK_OUT
CAM
LDO
FM
LNA
COMP
EAR
AMP
SUB_LCD_CS
CAM_SDA
EN_CAM_PWR
CLK26M_BT
BT_RST
BT_REQ_CLK
PCM_CLK
PCM_SYND
PCM_TXD
PCM_RXD
UART2_TXD
UART2_RXD
FM_LNA_SW
FM_LNA_OUT
3.5_DETECT
EAR_SPK_L/R
BASE Band
Catfish 213
PMB880
DCS1800/PCS190_RX
GSM850/900_RX
BS1/BS2
TX_EN
VLOGIC
RAMP
HB / LB _TX
AD(0:15)
A(16:24)
DETECT_SD
SD_CMD
SD_CLK
SD_DATA(0:3)
SIM_RST
SIM_CLK
SIM_I/O
USB_SW_DET
USB_12C_SCL
USB_12C_SDA
USB_DM/DP_BB
UART1_TXD
UART1_RXD
Main Key
512M_NOR+128M_PSRAM
Key_COL(0:5)
Key_ROW(0:4)
CON
ONKEY_N
2G PAM
SWITCH
Module
MEMORY
SD
Socket
SIM
Socket
Switching
IC
Main ANT
RF
SW
SD
CARD
SIM
CARD
U
S
B
C
O
N
N
EAR_PHONE
EAR_KEY
COMP
EAR_ADC
RCV P
RCV N
SPK P
SPK N
RCV
SPK
8-1
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Level3Repair
PCB Diagrams
8-2.
8-2-1.
Top
S
C
1
0
4
G206
C424
L
1
1
0
T
2
N
A
2
3
C
3
0
L
V501
]
4
[2
A
_
P
T
M
O
R
_
h
s
la
F
_
S
C
_
P
T
O
W
T
_
D
A
_
P
T
n
D
R
_
P
T
O
R
E
Z
_
D
A
_
P
T
R
2
0
3
C
5
1
3
R518
L202
C224
O
S
C
2
0
1
R204
C204
C218
C222
R205 R206
L102
L
L
1
1
0
0
1
3
L100
F100F101
C106
C122
3
0
C306
0
C
L
1
1
C
R
2
2
C
C
C
C
2
5
5
4
1
1
1
1
0
9
9
C414
C405
S
C
1
0
0
1
3
1
2
1
C120
1
7
3
8
U101
R
3
0
5
R
1
0
7
R
1
1
2
D
X
T
_
T
R
A
U
_
P
T
TP_UART_RXD
C116
C428
R111
R423
C426
L405
R420
L406
R421
C429
C427
C
C512
5
1
1
R517
C510
R116R117
2
0
1
F
C
C
1
1
3
1
0
9
L120
R307
Q
3
0
4
R
3
R301
Q
0
4
3
R303
0
1
SIM500
C
N
TH200
C202
C223
C203
C239 C240
L115
R102
L116
L117
C
C
1
1
C
C
R
L
0
0
1
1
1
1
0
4
1
1
1
0
4
3
4
1
C132C133
0
0
1
M
A
P
C
C
R
R
R
1
1
1
1
1
1
0
0
1
1
5
7
5
4
3
2
0
0
C508
C514
R505
1
0
1
C
S
7
U301
C
5
0
7
C304
R313
ZD503
C
3
0
5
C
U300
5
C
0
3
0
4
3
R
R
3
1
5
2
H
E
A
5
0
0
R302
3
3
0
0
0
2
Q
Q
R314
_
W
n
E
C
5
0
1
R524
C
C
C
2
2
2
0
0
1
1
9
6
L201
C
C
2
2
0
3
6
2
C
C
C
C
2
2
2
2
1
3
3
3
7
6
3
5
C409
R208
C406
R207
C230
C205
C402
U
4
0
C210
1
C207
C
R
2
4
3
0
1
6
C415
I
F
C
4
0
0
D
_
X
T
P
T
D
X
_
R
P
T
C302
2
0
F
5
R
0
2
0
1
0
S
C
1
0
C
2
5
1
5
F
5
0
2
F
5
0
1
R
5
0
3
5
0
3
R306
Q
P
T
T
P
_
W
n
A
IT
UME200
TP_ADVn
C
2
3
8
C213
C215
0
C
C225
2
2
C200
0
OSC200
C221
C
4
2
3
0
3
5
C
4
2
3
C300
Z
R416
D
4
0
R418
6
L301
R
3
0
8
L409
R
U
3
0
3
9
C430
0
T
N
2
I
_
W
S
C421
_
B
S
U
_
P
T
L
R
4
3
0
1
2
0
C417
C301
C506
BTC500
R
R
5
5
0
0
0
1
R403
5
0
1
D
Z
C407
U
4
0
C408
0
R
R
5
5
0
0
C403
4
2
C404
C214
M
A
_
R
S
_
C
T
P
C208
V500
C219
2
0
P
C
U
C226C227
L111
L
Q
L
1
1
1
1
0
3
L109
C143 C144
L108
L112
C111C112
C
1
0
8
L107
L106
C
1
3
4
C
4
L
1
1
6
2
1
R
1
1
5
102G002G
L408
C126
ZD403
0
4
0
R
A
E
R
C
1
ZD502
1
1
2
L118
0
7
R
4
C121
0
U
0
R
R
1
1
4
0
0
1
0
8
2
C
4
0
1
R407
R
C
C
1
2
1
0
2
2
9
8
9
C
C
L
2
2
1
0
2
2
0
9
8
0
0
5
T
C
A
T
1
0
5
T
C
A
T
R507
R
5
0
8
ZD506
L407
R402
2
0
4
D
Z
R
4
0
9
C400
L404
R424
R401
R414
2
0
R415
4
R422
U
R509R510
R506
0
0
5
D
C
C105
C135
C101
C109
A
A
N
N
T
T
1
1
0
0
1
0
R
F
S
1
0
0
G207
SC103
ZD404 ZD405
C433 C434
L
4
1
Z
D
4
0
1
1
L
4
1
0
MIC400
8-2
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C412C413
C410C411
4
0
1
K
P
S
4
0
0
K
P
S
Level3Repair
8-2-1.
Bottom
U102
S
O
F
T
_
O
N
E
M
P
_
T
H
R
E
E
L
E
F
T
U
P
OK
R
I
G
H
T
T
P
_
M
E
M
_
C
L
K
S
O
F
T
_
T
W
O
C
A
M
DOWN
S
E
N
D
T
P
_V
D
DFS
LED505
R516
CANCEL
LED504
E
N
D
R515
C212
C237
O
N
E
F
O
U
R
SEVEN
R
5
2
1
T
S
T
W
O
R513
L
E
D
5
0
2
F
I
V
E
E
I
R514
L
E
D
5
0
3
R
5
2
2
R
A
G
H
T
Z
E
R
O
R511
L
E
D
5
0
0
R512
L
E
D
5
0
1
T
H
R
E
E
SIX
N
I
N
E
R
5
2
3
S
H
A
R
P
8-3
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Level3Repair
Flow Chart of Troubleshooting
8-3.
presetting methods for checking TP
（
GND&TP(exp. VBAT=
-
look over the coming out signal.
-
C10
6, C220, C323
using Oscilloscope
)
GND
Oscilloscope
TP(Test Point)
8-4
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Multi-meter
Level3Repair
EX) to look up the TP, shunt Cap.
-
SAMSUNG Proprietary-Contents may change without notice
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
is more than
TP:C106,C107,C218,C219
(
C220, C206)
VDD_1.8V
(
Yes
Yes
=
TP: C237)
3.7V
1
No
V?
.8
No
Change the Battery
Because of batt. power low)
(
Check the Main Chip related to
SD1_FB=1.8V(TP:C235)
to lookover the Chip damage)
(
Yes
Check the Clock at
UCP200 A11pin
CLK26M)
(
TP:OSC201
(
END
=26M
1,3
Yes
HZ
pin
Check the Main Chip
to lookover the Chip damage)
No
)
(
OSC201
(TP:
using the oscilloscope)
pin/look over the
1,3
waverform
8-6
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Level3Repair
20
19
17
10
11
12
13
GPCTRL0
GPCTRL1
GPCTRL2
RX1
RX2
RX3
RX4
1
C108
D
N
G
L106
2
L107
D
N
G
4
RF
4
8
1
1
T
N
A
PAM100
D
D
D
D
N
N
N
N
G
G
G
G
9
8
7
6
VBAT
VDD_2.9V
TP_VDDFS
SHORT TRACE
C106
C107
VCHG
VDDCHG
C220
C218
C219
L114
R101
UCP200
3
2
E
E
R
R
O
X
R
G
S
O
I
F
X
C
O
C
S
S
V
9
J
R
O
S
L
M
C
D
R
R
T
L
D
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
V
V
V
V
V
V
V
V
V
2
5
5
5
2
2
3
4
4
1
1
1
1
1
1
1
1
1
F
L
F
F
F
P
E
C
G
AD(0)
AD(1)
AD(2)
AD(3)
AD(4)
AD(5)
AD(6)
AD(7)
AD(8)
AD(9)
AD(10)
AD(11)
AD(12)
AD(13)
AD(14)
AD(15)
B16
FE1
A14
FE2
M10
FMRIN
M11
FMRINX
G11
FSYS1
F11
FSYS2
K15
FSYS_EN
R14
HSL
T14
HSR
A11
XO
B11
XOX
R9
ONOFF
R7
SD1SW
T6
SD1_FB
R3
ADV_N
J1
RD_N
L13
RESET_N
H15
TRST_N
J6
WAIT_N
R4
WR_N
K16
TRIG_IN
B4
T2IN
C13
PABIAS
B13
PABS
C12
PAEN
R10
ACD
P9
ANAMON
N11
VDD_FMR
C14
VDET
T8
VIB
P10
VPMU
A13
VRAMP
T10
VREF
H10
VRF1
L10
VRTC
K6
U
1
B
M
I
D
O
P
S
V
_
_
_
X
S
S
S
S
S
S
S
S
V
V
V
V
8
9
7
T
T
R
VSHNT
DON’T CONNECT H10 & J10
3
4
1
2
C
C
C
C
C
C
IN SAME LAYER
N
N
N
N
N
N
6
6
1
1
1
1
2
1
T
A
T
A
CLK26M_BT
BT_REQ_CLK
EAR_SPK_L
EAR_SPK_R
ONKEY
ADVn
RDn
TRSTn
WAITn
WEn
CLOSE TO THE PIN
VLOGIC
BS2
3.5_DETECT
BS1
TX_EN
EAR_ADC
MOT_EN
RAMP
VSHNT
T
T
A
B
V
D
D
D
N
N
N
G
G
G
6
5
3
1
1
2
RFIN_LB
RFIN_HB
VRAMP
TX_EN
D
D
N
N
G
G
4
2
C132
3
C133
5
22
21
ISOLATE
RST_BB_J
RST_BB
C235
C221
K3
K2
L1
M1
N3
M2
N1
P2
K1
L4
L2
L3
N2
P5
P1
P3
VDD_IO1_1.8V
C236
A|D0
A|D1
A|D2
A|D3
A|D4
A|D5
A|D6
A|D7
A|D8
A|D9
A|D10
A|D11
A|D12
A|D13
A|D14
L201
4
6
8
8
8
5
1
1
T
N
P
K
P
G
E
U
T
P
X
G
R
A
S
U
H
M
T
B
A
O
P
C
A
V
_
V
C
V
B
T
V
V
A
B
V
0.15T ISOLATE VBAT(0.3T)0.3T 0.3T
L200
VDD_1.8V
C232
R207
MIC_SEL
R208
VDD_1.8V
C233
C212
4
0
4
1
1
T
J
P
1
P
G
8
C
H
V
8
C
1
V
D
D
1
D
D
D
V
V
D
V
UCP200
CLOSE TO THE PIN
C237
8
G
9
F
E
S
F
R
D
O
D
C
V
D
D
V
VDD_NEG_1.3V
VDD_IO2_1.8V
9
7
K
G
2
1
IO
IO
D
D
D
D
V
V
C228
C229
VDD_EBU_1.8VVDD_1.8V
VDD_TRX_1.4V
VDD_TDC_1.3V
VDD_RF2_2.5V
3
3
6
1
4
2
2
5
1
1
1
1
1
1
1
R
E
B
B
A
H
R
G
2
X
C
D
S
G
U
O
F
R
E
B
D
X
M
M
R
T
T
E
N
D
D
M
D
_
D
D
D
D
D
D
D
D
D
D
V
D
V
D
V
V
D
V
V
V
V
OSC201
43
1
2
C238
VBAT
2
7
7
1
L
P
P
1
C
C
I
D
M
M
S
M
_
V
V
D
D
V
FM_LNA_OUT
C206
3
8
1
M
P
M
I
S
V
0.15T
VDD_IO1_1.8V
VBAT
8-7
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Level3Repair
L201
C
C
2
2
0
3
6
2
C
C
C
C
2
2
2
2
3
1
3
3
5
7
3
6
R208
C409
R207
C406
C230
C205
C402
U
4
0
C210
1
C207
C
R
2
4
3
0
1
6
C415
I
F
C
4
0
0
G206
D
_
T
X
P
D
T
X
_
R
T
P
C302
C
5
1
3
C208
V500
R518
L202
C224
O
S
C
2
0
1
R204
C204
C218
C222
R205 R206
TH200
C202
C223
C203
BOTTOM
DOWN
LED504
T
P
_
M
E
M
_
C
L
K
E
N
D
C225
C200
C221
C213 C215
C
2
2
0
M
A
R
_
S
_
C
P
T
2
0
0
P
C226C227
OSC200
C219
C
U
CANCEL
C
4
2
3
0
3
C301
Z
D
4
0
6
R
3
0
8
R
3
0
9
R
3
1
0
T
IN
_
W
S
_
B
S
U
_
P
T
C300
Q
L409
C430
C421
C
L
4
4
0
1
2
6
C417
5
C
4
2
3
R416
R418
L301
U
3
0
2
L111
L
1
1
0
L109
C143 C144
L108
C
1
0
8
L107
L106
C
1
3
4
L
1
2
1
R
1
1
5
L102
L
L
L
1
1
1
0
0
1
1
3
3
L112
C111C112
L100
C106
C239 C240
F100F101
L115
R102
L117
L116
C
C
1
1
C
C
R
L
0
0
1
1
1
1
4
0
1
1
1
0
4
4
3
1
C132C133
1
0
1
C
S
1
0
0
M
A
P
C
R
C
R
R
1
1
1
1
1
0
0
1
1
1
5
7
5
3
4
T
W
O
R515
C212
C237
T
H
R
E
E
R511
L
E
D
5
0
0
8-8
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Level3Repair
8-3-2.
Initial
Initial Failure
Yes
CN200(RST_BB_J
using the oscilloscope GND
SHORT PAD.
CP200pin D2
U
TP:TP_RST
(
) > 1.7V?
Yes
>1.7V?
)
&
No
R
No
Change PBA to check TP_RST.
Resolder UCP
ST_BB_J)must be higher than
200
1.7
V.
Yes
Check the16bit data signals.
Yes
END
8-9
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This Document can not be used without Samsung's authorization
Level3Repair
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
Abnormal charging part
Yes
Check the Battery&TA
connection.
Yes
R304
> 4.9
Yes
V
?
No
No
be possible that it's not soldering well)
(
Reinsert the Battery or TA.
Resolder R304
Check the Q304 pin
>4.9V ?
Yes
END
4
No
Replace Q304 usingaHeatgun
8-11
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Level3Repair
CS
VBAT
PARALLEL FROM R307(0.1T)
Q301
1
2
34
6
5
VDDCHG
P
N
_
_
E
E
S
S
N
N
E
E
S
S
R307
VBUS_5V_OUT
TNHSVBSC
R301
R303
3
1
2
5
6
4
Q304
CHARGING CIRCUIT
L
1
1
T
0
2
N
2
3
U301
C506
BTC500
U
4
0
0
C404
V501
A
L
C122
3
0
C306
0
C
R
5
5
0
1
9
9
C414
C405
R304
VCHG
R305
C400
R401
C424
L408
C126
ZD403
0
0
4
R
A
E
R
C
1
1
1
2
L118
0
7
R
4
C121
0
0
U
R
R
1
4
1
0
1
0
0
2
8
C
4
0
1
R407
C
R
C
2
1
1
2
0
2
8
9
9
C
C
L
2
2
1
0
2
2
0
9
8
102G002G
C
L
1
1
2
2
2
4
Q
3
0
1
C
C
C
C
1
1
1
1
3
1
2
1
8
2
0
1
F
C
C
1
1
3
1
0
9
L120
R307
Q
3
0
4
R
3
R301
0
4
R303
1
U101
R
3
0
5
C120
7
3
R
1
0
7
R
1
1
2
D
X
T
_
T
R
A
U
_
P
T
TP_UART_RXD
C116
C428
R111
R423
C426
R420
L405
R421
L406
C429
C427
C
C512
5
1
1
R517
C510
R116R117
R402
L407
2
0
4
D
L404
R424
Z
R414
R
R415
4
0
9
R422
2
0
4
U
8-12
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Level3Repair
8-3-4.
Sim Part
Phone can't access SIM Card
Yes
SIM
pin1(C510)
500
After Power ON,
Check SIM_CLK Signal on
pin3(C512)of SIM
method:wiring pin3and
(
checking its waveform using an
second
≒
Yes
500ina
s.
2.85V
few
No
No
Resolder C510 R518, V500
insert SIM card&access it,
then must be sim pin1 or C510
Resolder or Replace SIM500 connector.
Because of not soldering well)
(
> 2.84V
Yes
After SIM card insert,
SIM
pin2(C511, SIM_RST)
500
method:wiring pin3and check
(
look over if it get damaged.)
(
2.85V?
its waveform using an
oscilloscope)
Yes
Check the SIM Card
Yes
END
】
No
Confirm an another PBA
8-13
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Level3Repair
VSIM_2.85V
SIM_RST
SIM_CLK
R517
C510
SIM500
6
11
2
5
2
33 4
G
G78GG
10
9
C511
C512
SIM CON
6
5
4
R518
0
0
5
V
C513
SIM_IO
UME200
C219
U
R
R
1
4
1
0
1
C427
R
R
3
3
R403
C407
C408
C403
C214
C414
U
4
C405
0
0
C404
]
4
2
[
A
_
P
T
M
O
R
_
h
s
a
l
F
_
S
C
_
P
T
O
W
T
_
D
A
_
P
T
n
D
R
_
P
T
O
R
E
Z
_
S
D
A
_
P
C
T
1
R
0
0
2
0
3
C
5
1
3
C208
V500
R518
L202
C224
O
S
C
2
0
1
R204
TH200
C202
C204
C223
C218
C203
C222
R205 R206
R301
0
Q
3
0
1
0
5
4
R303
C510
R116R117
C512
R517
SIM500
C
N
2
0
0
C
R
R415
5
4
1
0
1
9
R422
2
0
4
U
0
0
2
8
C
4
0
1
R407
C
R
C
1
1
2
0
2
2
9
8
9
C
C
L
2
2
1
0
2
2
0
9
8
0
0
5
T
C
A
T
1
0
5
T
C
A
T
L102
L111
L
L
L
L
1
1
1
1
0
0
1
1
3
1
0
3
C514
C508
R505
8-14
SAMSUNG Proprietary-Contents may change without notice
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R507
R
5
0
8
ZD502
R509R510
R506
ZD506
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