Circuit Board (Base Unit_Main); Component View - Panasonic KX-TG5431BXS Service Manual

5.8 ghz digital cordless answering system
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40 CIRCUIT BOARD (BASE UNIT_MAIN)

40.1. Component View

RESET 4
Digital Vcc F
Vcc 3
INUSE_LED/KI2
CHG_LED/KS_D
KS_C
2APVCC
3.0V
2.5V
Vcc_5.8G
Vcc_2.4G
ANT0
SHIELD
IC841
IC761
IC851
IC701
IC801
Q871
ANT1
UG
R536
UTX
URX
Q535
R535
FSI
FSO
R602
FCLK
FCS
UVCC
LED677
RDY
R601
C601
C603
FRST
C453
C455
R453
C457
R685
C456
R459
R686
C661
S661
R454
C459
C458
R684
R460
KI1
C454
R687
R533
LED679
MIC
PbF
PQUP11294Z
LED Vcc C
RF_Vcc A
DC
1
RSSI
AC_DOWN 2
CN101
D301
C301
C302
SA102
C382
C305
D362
Q361
C371
R308
Q373
R361
C361
C306
Q362
C373
R375
R303
R365
Q372
R374
R304
C308
IC300
R364
R371
R373
R305
R301
C303
R372
D300
R340
Q300
R343
R341
Q340
C304
R300
R522
C307
C551
L300
C522
C524
C381
Q521
C300
R524 R525
C332
C342
R523
IC331
R521
C331
C525
C521
R679
L501
C341
C509 C508 R509
C421 R421
RST
R677
X501
R422
R423
C501
C677
C679
C422
C675
RA501
C423
C663
R506
R517
TXO
80
51
C664
C665
RSSI
C518
C666
81
50
C667
C668
C660
R342
C669
C672
C670
C671
IC501
RA500
C515
R673
C673
C503
100
31
R680
C611
C680
1
30
R134
R591
R612
R670
C505
C352
IC611
R593
R592
R681
C685
R474
C472
R611
R668
R682
C682
R669
C684
C687
C612
R672
R473
C471
R594
R671
C504
C683
C686
C681
INT_1
5
BCK (13.824MHz)
SP Vcc
KX-TG5431 CIRCUIT BOARD (Base Unit_Main (Component View))
SA101
D371
L371
SA104
C110
L361
C101
Q371
C102
R110
D101
D110
R111
D361
R136
D111
C111
R131
Q111
R132
C112
Q131
R121
C121
R133
R114
R112
C132
C113
R137
R113
R675
D113
C122
D131
R122
R151
C120
R141
C141
Q143
R142
R143
KIN1
R160
R145
KIN2
C142
C517
R168
R161
KIN5
D142
C160
KIN6
C162
KEYS_E
R162
C163
KEYS_A
R163
C377
C347
R185
C514
C365
R167
R164
KEYS_B
C167
R156
C173
C174
KEYS_C
C513
R165
C172
KEYS_D
R172
R166
C516
KEYS_F
Q171
R178
R175
R157
C165
C512
C177
C178
C184
R184
C179
R171
C175
C183
D472
C185
C181
C171
C182
R183
D471
D133
SP
C176
R176
L472
L471
A
Analog
D
E
Vcc

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