LG E900 Service Manual page 173

9. PCB LAYOUT
U333 : Memory
- No boot
U507 : FPGA
- No Touch operation
- No Scansearch function
X501 : Crystal Oscillator
- No Touch operation
- No Scansearch function
U251 : Modem
- No booting
- No service
U401 : Buck convertor
- No boot
- No service
LGE Internal Use Only
C344 C362
C363
TP505
C562
R530
R608
R261R260
C292 C296 C294 C291 C270 C266 C306 C293 C297 C288 R253
C558
C257
C557
C256 C302
C255 C262
R258
C310
C308
C313
R265
C311
R251
C307
C275
R255
C309
C267
C251
C281
R339
C299
C285
C287 C283
R341
C358 R340
R342
C333
C348
R343
C334
C338
R344
C335
R345
C352
C342
C336
C359
C351
C355
C354
C337
C357
C252 C312 C264 C277
C317
C372
C253 C314
C346
C401 C318
C404
LG-E900_MAIN_SPFY0231701-1.0_BOT
D501 D502
C559 C560
FB504
C513
C537
C512
C536
FB503
C522 C446
R510
C520
C521
R509 D405
C519
FB502
ZD401
FB505
R426
C460
L400
C458
C561 C552 C457
C563
C454
C551
L405 C469
1 9
A
C473
B
C
U507
R401 C403 C428
D
E
C419
D401
F TP400
G
C429
R428
C548 C426
C456
C435
L404
TP334
C464
R264
C450
C471 C472
C477 C455
C470
C459
X400
C422
C453
D252
R431 R429 C467
R256
C421
C409
L402 C416
R355
R439 U335 R357
R440
R356 R358
C414 C375
R438
C415
R435
R442 Q402
C411
U401
R413
R414
R447
R433
ZD402
R443
R437
R436
D251
ZD251
- 174 -
SW401 : Power key
SW401
- No boot
IC501 : Audio Sub System.
- No Headset
- No Speaker,
- No Receiver operation
VA804
IC400 : MUIC
-No USB operation
4
1 5
A -No Charging
B
IC400
C
D
E
CN400 : I/O connector
- USB no connection
- No Charging
U405 : PMIC
- No Power On
- No boot
- No service
R516
U504 : Acceleration Sensor
- No Screen Movement
- No Scansearch function
C506 C532
C448
U404 : TA OVP
- No Charging
U404
R407
Q400 : Charging IC
- No Charging
- No boot
U403 : Fuel Gauge IC
- No Battery indicator display
R417
U403
R419
- No boot
C441
R421
C442
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Only for training and service purposes