Circuit Board Component View; Circuit Board (Handset_Main) - Panasonic KX-TG2448BXF Service Manual

36 CIRCUIT BOARD (HANDSET_MAIN)

36.1. Component View
C209
1 8 C241
R209
IC241
L352
C354 R241
5
4
R352 R354
R205
R242
R243
C242
C244
C243
C303
BATTM
MICP MICM
D313
C313
CHG2 C315
C311
RA251
C314
C312
CHG1
R367
D312
R312
R366
R318
BATTP
R368
R334
D361
C333
R376
R333
R377
C231
R230
C353
R364
R351
D231
R232
R363
R231
L351
R362
R361
BCK
(13.824MHz)
Note:
(*1) Refer to Main P.C. Board Parts (P.75)
VBATT1 CI Vcc_DSP
2.3~2.9V (pin 79) 2.6V
(Battery)
JTAG
VBAT
Q251 Q252 R257 R261
TX R256
R258
RA201
RX
VSS
TDO TMS
R251 R252
TDI TCK
75 C205
R206 R207 51
TEST
50
76 L211
C204
R226
R204
C226
R203
3 2
C377
IC371
PDN
C304
RXI RSSI
IC201
R315 C316 4
R317
R314
C372
RXE TXE
C317
100 R234
26
C208
C246 R249
1 25
SPM SPP
C336 C215
MOD_EN
TXO
R340
C201 C212
C305 BCK
R225 8 5
C307 R228
C202
C219
C306 C214
R208 C340
C225
IC221 2 1
RESET
R224
C222
3 4
C224
R222 C221
X201
1 4
D223 R223
C223
R201
PDN RST RSSI
Power_Down Reset
C382
C361
D326
L326
D327
L327
C371
L373
3 2 1 C211
IC381
C384
1
4 5
D373
5
C383 C373
C381
2 1
R227
5 4
IC374
3 4
1 3
C227
D324
L332
R323 R331
C321
C332
R332
C335
C334
R324
CN331
R325
L334
L331
C322
2.5V CONVERTOR OUT
V_RF 3.0V
KX-TGA254 CIRCUIT BOARD (Handset_Main (Component View))
ANT
TA
TG
C272
C273
FL901
R273
R272
1
IC901
IC373
D323
A