Samsung SGH-E715 User manual
SGH-E715
SERVICE
Manual
GSM TELEPHONE CONTENTS
1. Specification
2. Flow Chart of Troubleshooting
3. Exploded Views and Parts List
4. Electrical Parts List
5. Block Diagrams
6. PCB Diagrams
GSM TELEPHONE
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6. SGH-E715 PCB Diagrams
6-1
1.Main TOP Diagram
ANT1
C100
C101
C102C103
C104
C105
C106
C107
C108
C109C110
C111
C112
C113
C114
C115
C116
C117
C118
C119
C200
C201
C202
C203
C204
C205
C206
C208
C209
C210
C211
C212
C213
C214
C215
C216
C217
C218
C219
C220
C221
C222
C223
C224
C225
C226
C227
C228
C229
C230
C231
C232
C233
C234C235
C237
C238
C239
C242
C243
C244
C245
C246
C250
C251C252C253
C254 C255
C256
C257
C258
C259
C260
C261
C300
C301
C302
C303
C304
C305
C306
C307
C309
C310
C311
C312
C313
C314
C315
C316C317
C318
C319
C320
C322
C324
C325
C326
C327
C328
C329
C330
C331
C332
C333
C334
C335
C336
C337
C338
C339
C400
C401
C402
C403
C404
C405C406
C407
C408
C409
C410
C411
C412
C413
C414
C415
C416
C417
C418C419
C420
C421
C422
C423
C424
C425
C426
C427
C428
C429
C430
C431
CN100
CN1006
CN101
CN200
CN201
CN400
F400
F401
F402
F403
G1G2
G3
G4
L200
L201
L400
L401
L402
L403
L404
L405
L406
L407
L408
L409
L410
LED100
M1
MAIN_MIC
OSC200
OSC300
OSC400
Q100
Q101
Q102
Q200
R100
R101
R102
R103
R104R105
R106
R107
R108
R109
R110
R111
R112
R113
R114
R115
R116
R117
R118
R119
R120
R121
R144
R145
R146
R200
R201
R202
R203
R204
R205
R206
R207
R208
R209
R210
R211
R212
R213
R214
R215
R216
R217
R218
R219
R220
R221
R223
R225
R226
R227
R228
R230R231
R234
R235
R236
R238
R239
R240
R241
R301
R305R306
R307R308
R309
R310
R311
R312
R313
R314
R315
R317
R318
R319
R320
R321
R322
R323
R324
R325
R326
R327
R328
R400
R401
R402R403
R404
R405
R406
R408
R409
R410
R411
R412
R413
SW1
SW2 SW3
U100
U101
U103
U200
U201
U202
U203
U300
U302
U303
U304
U305
U307
U400
U401
U402
ZD100
ZD101
ZD102
ZD103
ZD104
ZD105
ZD106
ZD118
ZD119
ZD120
ZD202 ZD203
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SGH-E715 PCB Diagrams
6-2
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2. Main Bottom Diagram
*0
1
2
3
4
5
6
7
8
9
C120
C121
C131
C207
C236
C240
C241
C247
C248
C249
C308
C321
C323
CLEAR
CP_TCKCP_TDICP_TDO
CP_TMS
DOWN
DSP_TCKDSP_TDI
DSP_TDO
DSP_TMS
F200
GND_1
I
LED101
LED102
LED103
LED104
LED105
LED106
LED107
LED108
LED109
LED110
LED111
LED112
LEFT
MENU
PWR
Q300
Q301
Q302
R122
R123
R124
R125
R126
R127
R128
R129
R130
R131
R132
R133
R134
R135
R136
R137
R138
R139
R140
R141
R142
R143
R222R224
R229
R232R233
R237
R300
R302
R303
R304
R316
RIGHT
RST
SEND
SHARP
STO
TH200
U102
U301
U306
U403
UP
ZD107
ZD108
ZD109
ZD110
ZD111
ZD112
ZD113
ZD114
ZD115 ZD116
ZD117
ZD200
ZD201
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5. SGH-E715 Block Diagrams
5-1
Drivers Charger
Power
Mgmt
SIM
Driver
PSC2106
Multi-Function
Power Supply
Trident
II
RTC
Core
Memory I/F
Serial
Control
Power
Keypad
DSP
Memory I/F
System
Clock
P_CTL
R
F
T
r
a
n
c
e
i
v
e
r
S
I
4
2
0
5
RF-BB
I/F
RF-IF
Synthesizer
LNA
IN
Power
AMP I/F
256Mbit
Flash Memory
64Mbit SRAM
System
I/F
LCD I/F
Camera
I/F
CLK
MV317SAQ
CSP1093
Mixed Signal
Processor
DSP
I/F
DAI
Audio
I/F
RF Block
Enable
RF
I/F
Power
I/F
OSC
13MHz
Crystal
32.768
KHz
A[1..23]
D[0..15]
Control
A[0..8]
D[0..15
Control
VRTC
1V8_Core
2V8_DIG
LCD with
Camera
Control
LCD_D[0..15]
Control
C_D[0..7]
LDO
MIC2212
VEP
CAM_VCC
CAMPWR_ON
Sound Gen.
YMU762
CLK13M_RF
CLK13M_MC
CLK13M_TR
CLK13M_YMU
SPK
Analog Switch
MAX4684
RF_EN
MIC
38F3350WWZD
MIC-SPK
Ear-Jack
KEY
PAD
KB_COL[0:4]
KB_ROW[0:4]
2V8_RF
RF_Power_EN PWR_KEEP
CHG_DET
CHG_ON
I_CHG
CHG Block
LTC1734
I/FC
ON
18P
SIM
CON
SIM_RST
SIM_RST
SIM_CLK
SIM_Data
SIM_Data
SIM_CLK
V_SIM
TA_VEXT
DEBUG
SDS
JIG-ON
DLC_DET
SPK
AFC
TX_PWR
SW_EN
3
TXI_I/O
SER_CTL
TXQ_I/O
TX_EN
V_PAC
GSM
DCS
PCS
TX_BAND_SEL
2
GSM
DCS
PCS
V_BAT
V_BAT
V_BAT
V_BAT
VREF
Backlight
LED
Backlight
Contractor
Antenna
OSC
25MHz
CLK_25MHz
CLK_CTL
ASM
SAW
PAM
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4. SGH-E715 MAIN Electrical Parts List
4-1
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SGH-E715 Electrical Parts List
4-2
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SAMSUNG Proprietary-Contents may change without notice
SGH-E715 Electrical Parts List
4-3
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SGH-E715 Electrical Parts List
4-4
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3. SGH-E715 Exploded View and its Parts list
3-1
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1. Cellular phone Exploded View
1
2
3
4
5
6
7
8
9
11
12
13
14
18
19
21 22
23
10
16
15
20
17
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SGH- E715 Exploded view and its Part list
3-2
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2. Cellular phone Parts list
No. Description SEC CODE REMARK
1FOLDER UPPER ASS'Y GH75-03262F
2LCD GH07-00406A
3SPEAKER 3001-001446
4MOTOR 3101-001370
5CAMERA GH59-00959A
6FOLDER LOWER GH75-03263A
7WINDOW LCD GH75-02919A
8SCREW 6001-001478
9FOLDER LOWER SCREW CAP LEFT GH73-02160A
FOLDER LOWER SCREW CAP RIGHT GH73-02161A
10 IF COVER GH72-08382A
11 CAMERA KEY GH75-03586A
12 FRONT COVER GH75-03261F
13 VOLUME KEY GH75-03256A
14 KEYPAD GH75-03776A
15 MAIN PBA GH92-01519A
16 DOME SHEET GH59-00895A
17 MIC GH30-00032A
18 SCREW 6001-001478
19 INTENNA GH42-00330A
20 REAR COVER GH75-03264A
21 REAR SCREW COVER GH73-02152A
22 RF COVER GH73-02524A
23 BATTERY GH43-01054A
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SGH-E715 Exploded view and its Part list
3-3
This Document can not be used without Samsung's authorization
3. Test Jig (GH80-00865A)
3-1. RF Test Cable
(GH39-00090A)
3-2. Test Cable
(GH39-00127A)
3-3. Serial Cable
3-4. Power Supply Cable 3-5. DATA CABLE
(GH39-00159A)
3-6. TA
(GH44-001844A)
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2. SGH-E715 Flow Chart of Troubleshooting
2-1
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1. Power ON
'Power ON' Does not work
Check the current consumption
Current consumption
≥100mA ?
Check the V bat. voltage
Down load again
Voltage ≥ 3.3V ?
Check the pin of U100
pin #11 ≥ 2.8V ?
Pin #9=1.8V?
Check the Initial operation
END
pin #39 and #33 = 2.8V
Charge the Battery
Check the clock generation
circuit (OSC400, U402 pin#4)
Check the clock signal
at pin #3 of OSC400
Freq.=13MHz,Vrms 300mV
Check U100 and C109
Check U100 and C110
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
YES
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SGH-E715 Flow Chart of Troubleshooting and Circuit Diagrams
2-2
This Document can not be used without Samsung's authorization
2. System Initial
The pin #9 of U100 = 1.8V
and pin #11 of U100=2.8V?
Initial Failure
Is the pin #19 of U100
" Low --> High" ?
There is 32.768KHz wave
form at the C324, C325 ?
Is the pin #25 of U100
is High ?
The voltage is "High"
at the C106,C112,C113 ?
LCD Display OK ?
Sound operation OK ?
END
Check the U303
Check the U300
Check the U100
Check the LCD part
Check the Audio part
YES
NO
NO
NO
NO
YES
YES
YES
YES
YES
NO
NO
NO
YES
Check the U100
(If it has some problem,
it has to be replaced.)
Check the U100
(If it has some problem,
it has to be replaced.)
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SGH-E715 Flow Chart of Troubleshooting and Circuit Diagrams
2-3
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3. SIM Part
Is there any signal
pin #52,53,54 of U100 ? Check the U303
"Insert SIM" is displayed on the LCD
END
Check the SIM Card
YES
NO
NO
YES
Is there any signal
pin #1,2,3,6 of CN100 ? Check the U100
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SGH-E715 Flow Chart of Troubleshooting and Circuit Diagrams
2-4
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4. Charging Part
The pin #17,18 of CN101
(VEXT) is 5V ? Replace TA or check CN101
Abnormal charging operation
END
Check the U102
YES
NO
NO
The pin#2 of U102 is Low?
YES
The pin#3 of U102 is Low?
YES
Check the U102
NO
The pin#5 of U101 is
3.2~4.2V? Check the U101
NO
The ICHRG =1V(during charging)
&180mV(fullcharging)?
YES
YES
Solder again or change
R119
NO
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SGH-E715 Flow Chart of Troubleshooting and Circuit Diagrams
2-5
This Document can not be used without Samsung's authorization
100NF
C105
C103
470NF
VRF
10UF
10V
R120
47K,1%
Q102
DTC144EM 1
3
2
C116
100PF
C115
C107
10UF
10V
3K
2.2UF
C111
R121
12
VRTC
48
VSI
M
VLDO_1
11
VLDO_2
VLDO_3 39
37
VLDO_4
33
VLDO_5
VLDO_6 42
VLDO_7 40
30
VREF
34
VDD5
41
VDD67
VEXT
1
4
VIB_DRV
VL4S_A 36
35
VL4S_B
VL5S_A 32
31
VL5S_B
9
49
UP_CLK
53
52 UP_IO
54 UP_RST
3 VACC
2 VBAT
VDD12 10
38
VDD34
5
55 RING_PWM
RTC_ALMN
13
17 SCLK
15 SDI
16 SDO
50
SIM_CLK
SIM_IO
51
SIM_RST
14
LED1_DRV
78
LED2_DRV
20 PSW1_BUF
PWR_KEEP
21
46 PWR_SW1N
PWR_SW2
47
19
RESETN
RING_DR
V
62GN
D
GN
D
63
64GN
D
65GN
D
GN
D
66
GNDD
60
6
GNDD1
GNDQ
28
INTRQ
26
27 EN_5B
57 GND
67GN
D
GN
D
68
GND
58
59 GND
GN
D
61
56
43 BTEMP
CREF
29
CSN
18
EN_3
22
23 EN_4[0]
EN_4[1]
24
25 EN_5
EN_5A
U100
44 ADC_AUX1
ADC_AUX2
45
ADC_TRIG
1
3
2 Q100
C100
33PF
G
89 GG
10
VRTC VBAT
1
1
2 2
3
3
4 4
5
5
6 6
7
G
1.2K
CN100
VCCA
R115
VPAC
10K,1%
R118
C109
2.2UF
VCCB
2.2UF
C112
2.2UF
C106
DRIVE 6
GND
2
1 ISENSE
PROG 43 VCC
5
VSENSE
U101
R11 0
390K
VRTC
10K,1%
R119
C102
33PF
2
NE
G
1PO
S
M1
VCCDVCC_1.8A
R114
330K
C117
10UF
10V
VBAT
C104
100NF
1
4
U103
2
5
6
3
C108 C114
2.2UF
VOSC
470NF C113
10UF
10V
C101
33PF
VBA T
C110
2.2UF
2
5
6
4
Q101
3
1
VREF
BACKLIGHT1
BACKLIGHT2
RST
RTCALAR M
PWR_KEEP
EN_VPAC
XOENA
UP_SDI
UP_SCLK
UP_CS
TA_VEXT
CHG_ON
SIMCLK
SIMRST
SIMDATA
KEY_ROW(0)
KEY_COL(2)
CHG_DET
PWR_ON
JIG_ON
EN_VRF
ICHRG
TA_VEXT
TA_VEXT
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SGH-E715 Flow Chart of Troubleshooting and Circuit Diagrams
2-6
This Document can not be used without Samsung's authorization
5. Microphone Part
Micro-phone does not work
Is the assembled status of
Microphone O.K?
YES
Reassemble the microphone
NO
Check the DC bias voltage on
Mic path.
The voltage of C237 is
2.2V±10%?
NO Solder the microphone again
or Replace
C230,C237,R217,R218,R219
Is microphone OK? NO Check U300
END
YES
YES
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SGH-E715 Flow Chart of Troubleshooting and Circuit Diagrams
2-7
This Document can not be used without Samsung's authorization
6. Speaker Part
Is the terminal of speaker
is O.K?
NO Replace the speaker
Are there any signal
at the pin #40,42 of CN200?
NO Check the LCD module
& Replace CN200
There is no sound from speaker
YES
YES
Thetypeofsoundfrom
the speaker is Melody?
YES NO
Are there any signal
at the pin #5,7 of U201?
Are there any signal
at the pin #3,9 of U201?
Check
U201,
U303
NO NO
Pin #4 of U201
is Low?
Pin #4 of U201
is High?
Check U202 Check U300
NO NO
YES YES
YES
YES
END
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SGH-E715 Flow Chart of Troubleshooting and Circuit Diagrams
2-8
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JACK_IN
EAR_SPK_P
EAR_MIC_P
EAR_SPK_N
EAR_MIC_N
R238
0
C261
39PF
R241NC
R219
R240NC
51K
1.2K
R235
R223
4.7K
ZD203
8PF
C234
1UF
C230
820PF
R2291NF
C249
C240
33UF
C236
33UF
6.3V
6.3V
39PF
C243
C239
1UF
1K
R230
82K,1%R231
VCCA
R239
0
R237
0
470nF
C238
39PF
33UF
C237
C260
4.7K
R221
82PF
C245
1K
R233
1K
R232
TH200
L200
100nH
ZD201
C242
180PF
C248
1NF
R225
10K
33PF
C244
ZD202
VCCD
R228
560PF
MAIN_MIC
47K,1%
R218
3
1
R217
10K
Q200
2
33PF
C241
C247
33PF
5
6
ZD200
CN201
1
2
3
4
39PF
C233
R220
100K
NC
0
R226
47K,1%
R234
R227
1NF
C246
100nH
L201
1
1
2
23
3
4
4
F200
C232
1NF
R222
VCCA
100nH
R224
100nH
VCCA
33PF
C235
AUXIN
JACK_IN
EAR_SWITCH
AOUTBP
AOUTBN
AUXOUT
MICOUT
MICIN
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SGH-E715 Flow Chart of Troubleshooting and Circuit Diagrams
2-9
This Document can not be used without Samsung's authorization
7. Camera Part
Camera function does not work
Check the connect CN200?
NO Connect the CN200
Pin #9 of U203 = 2.8V?
NO
NO
Pin#3 of OSC200 is 25MHz?
NO
Pin #10 of U203 = 2.8V?
Check
U200
END
YES
YES
YES
YES
Pin#1 of OSC200 = High?
NO
Pin #2 of U203 = High?
YES
Check the U203
Check
U303
NO
NO
Pin#54 of CN200 is High? Check solder status of
R207, C208
Replace the OSC200
YES
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