Samsung SCH-A399 User manual

ELECTRONICS
SERVICE
PORTABLE CELLULAR
TELEPHONE
SCH-A399
Manual
PORTABLE CELLULAR TELEPHONE CONTENTS
1. Exploded Views and Parts List
2. PCB Diagrams
3. Electrical Parts List
4. Block Diagrams
5. Trouble shooting
6. Circuit Diagram

Samsung Electronics Co.,Ltd.
Printed in Korea
1/2002 Rev 1.0
GH68-02629A
ELECTRONICS

1. Exploded Views and Parts List
1-1 Main
1-2 Main Parts List
1-3 Travel Adapter
1-4 Travel Adapter Parts List
1-5 Battery Charger
1-6 Test Jig
1-6-1 Test Jig
1-7 normal EAR Microphone
1-8 Data Kit
2. PCB Diagrams
2-1 Main Top
2-2 Main Bottom
3. Electrical Parts List
3-1 Main Parts List Top
3-2 Main Parts List Bottom
4. Block Diagrams
5. rouble shooting
5-1 LOGIC Section
5-1-1 No Power
5-1-2 Abnormal initial operation (Normal +2.8V Voltage source)
5-1-3 Abnormal Backlight Operation
5-1-4 Abnormal Key Data Input
5-1-5 Abnormal Key tone
5-2 Receiver Section
5-3 Transmitter Section
6. Circuit Diagrams
6-1 Rx Circuit Diagram
6-2 Tx Circuit Diagram
6-3 Misc Circuit Diagram
6-2 Logic Circuit Diagram

Exploded Views and Parts List 1-1
1. Exploded Views and Parts List
1-1 Main (SCH-A399)
1212
13
14
15
17
19
7
10
11
8
4
5
6
14-1
14-2
20
21
18
22
3
16
9

1-2 Exploded Views and Parts List
1-2 Main Parts List
1 WATCH WINDOW LCD GH72-03591A
2 FOLDER UPPER GH75-01440A
3 CON TO CON GH59-00289A
4 LCD GH07-00128A
5 SPEAKER 3001-001255
6 MOTOR ASS`Y GH31-00022A
7 WINDOW RUBBER GH73-00750A
8 FOLDER LOWER GH75-01441A
9 WINDOW LCD GH72-03592A
10 SCREW 6001001429
11 SCREW CAP GH74-00611B
12 FRONT COVER GH75-01442A
13 KEY PAD GH75-01614A
14 MAIN PBA GH82-00091A
14-1 DOME SHEET GH59-00315A
14-2 MIC GH59-00745A
15 IF CONNECTOR COVER GH73-00745A
16 VOLUME KEY GH75-01297A
17 REAR COVER GH75-01443A
18 ANTENNA GH42-00148A
19 SCREW 6001-001402
20 MOBILE CAP GH73-00744A
21 BATTERY GH43-00457A
22 BATTERY GH43-00458A
Location No. Description SEC CODE Remark

1-5 Battery Charger
Exploded Views and Parts List 1-3
1-4 Travel Adapter Parts List
TYPE SEC CODE REMARK
A GH44-00171A CHINA
1-3 Travel Adapter
A
Battery Charger GH39-00274A

Exploded Views and Parts List1-4
TEST JIG CABLE GH39-00122A
1-6 Test Jig
TEST JIG GH80-10502C
RF JIG CABLE GH39-00077A

1-7 Normal EAR Microphone
Wearable EAR Microphone GH96-00922B
1-6-1 Test Jig
8924 or 8285
WIRELESS COMMVNCATIONS
TEST SET
TEST JIG
DC
POWER
SUPPLY
RF JIG CABLE
TEST JIG CABLE
232 CABLE
Exploded Views and Parts List 1-5
1-8 Data Kit
DATA KIT

PCB Diagrams2-1
2. PCB Diagrams
2-1 Main Top
*
0
1
2
3
4
5
6
7
8
9C100
C111
C154
C156
C157C158
C159
C161
C200 C201 C202 C203
C204
C208
C209
C210
C211 C212
C213
C214
C215
C216
C217
C218
C226
C227
C228 C229
C234
C235
C239
C240
C241
C242
C243
C245
C248
C249
C252
C253
C300
C305
C347
C348
C401
C403
C448
CLR
DOWN
G3
L201 L202
L414
LED200
LEFT
LWR_N1
MEM
MENU
OK
PWR/END
Q101
Q200
Q201
Q202
Q300
R130
R132 R134
R162
R163
R164
R200
R203
R204
R207
R209
R212
R215
R216
R218
R220
R222
R223
R224
R225
R226
R227R228
R229
R246
R247
R248
R249
R250
R252
R253
R254
R255
R256
R267
R268 R269
R275
R276
R277
R280
R301
R304
R306
R307 R308
R309
R310
R311
R312
R332
R333
R400
R459 R460
RESOUT
RIGHT
SEND
SHAP
TCK1 TDI1 TDO1
TH300
TH301
TMS1 TRST1
U199
U253
U254
U300
U400
U408
U428
UP
UP_DOWN
V200
VOL_DOWN
VOL_UP
ZD200 ZD201
ZD202 ZD203
ZD204 ZD205
ZD208ZD209
ZD212
ZD215

PCB Diagrams2-2
C101
C102
C103C104
C105
C106
C107
C108
C109 C110
C112 C113C114
C115
C116 C117
C118
C119
C120
C121
C122
C123
C124
C125
C126
C127 C129
C131 C132
C133
C134
C135
C136
C137
C138
C139
C140
C141
C142
C143
C144
C145
C146 C147
C148
C149
C150
C151
C152
C153
C155
C160
C205
C207
C219
C220
C221
C222
C223
C224
C225
C230
C231
C232
C233
C236
C237
C244
C246
C247
C250
C251
C301
C302
C303 C304
C306 C307
C308
C309
C310
C311
C312 C313
C314
C315
C318
C319
C320
C321
C322
C324
C325
C326
C327
C328
C329
C330
C331
C332
C333
C334
C335
C336
C337
C338
C339
C340
C341
C342
C343
C344
C345
C346
C349
C350 C351 C352
C353
C354
C355
C356
C357
C358
C359
C360
C361
C362
C363
C364
C365
C366
C367
C368
C369
C370
C371
C372
C400
C402
C404
C405
C406
C407
C408
C409
C410
C411 C412
C413
C414
C415
C416
C417
C418
C419
C420
C421
C422
C423
C424
C425
C428 C429
C430
C431
C432
C433 C434
C435
C436
C437
C438
C439
C441
C442
C443
C444
C445
C446
C447
C449
C450
C451
C452
C453
C454
C455
C457
C459
C460 C461
C462
C464
C465
CN201
CN210
CN255
CN400
CN401 CN403CN404
D301 D302
D400
D401
D402
F300
F301
F400
F401
F402
G1
G2G4
GND
GROUND
HP
L300
L303
L304
L306
L307
L308
L309
L310
L312
L313
L314
L315
L400
L402
L403 L404
L405
L406
L407
L408
L409
L410
L411
L412
L413
L415
L416 L417 L418
L420
L421
LWR
MIC
MIC+
OSC100
OSC300
Q100
Q203
Q301
Q400
Q401
Q402
Q405 Q406
Q407
Q408
Q409
Q410
R101
R102
R107
R108
R109
R110
R111
R112
R113
R114
R118
R119
R121
R122
R124
R125R126
R129
R131
R133
R135
R136
R140
R141
R143
R144
R145
R146
R148
R150
R151
R152
R153
R154
R155
R156
R161
R165
R167
R211
R214
R219
R231
R232
R233
R234
R240
R241
R242
R243
R244
R245
R251 R274
R281
R282
R283
R284
R300
R303
R313
R315
R316R317
R319
R320 R321
R322
R323
R324
R325
R326 R327
R329
R331 R334
R335
R336
R337
R338
R339
R340
R341
R342
R401
R402
R404
R405
R406
R407
R409
R410
R412
R414
R417
R418
R419
R421
R422
R423
R424
R425
R426
R429
R430
R433
R440
R456
R457
R458
RAM_CS1_N RD_N ROM_CS1_N
RX
TCKTDITDO
TMODE
TMS
TRST TX
U100
U110
U131
U140
U170
U202
U203
U204
U255
U301
U302
U304
U305
U306
U401
U402
U403
U406
U409
U411
U412
U413
U414
U426
U429
V201
VBATT
WDOG_EN
ZD210
ZD213
ZD214
2-2 Main Bottom