Read Panasonic KX-MB283RU / KX-MB783RU (serv.man3) Service Manual Supplement online
5
KX-MB283RU/KX-MB783RU
2.2.
PRINTED CIRCUIT BOARD
2.2.1.
MAIN BOARD: COMPONENT VIEW
[Changed from original section “17.1.1. MAIN BOARD: COMPONENT VIEW”]
R451
C672
CN507
CN500
CN504
BLUE
C503
C505
C501
CN501
CN505
CN508
CN506
C518
C514
Q523
R573
CN514
1
2
R534
R539
C524
CN509
CN701
CN510
1
4
12
1
1
4
BLUE
CN700
C688
C552
C550
1
4
R538
C697
R512 R515
C510
C509
CN502
Q522
C525
R533
Q521
1
8
D503
R574
L502
C671
C673
R452
C491
PbF
PFUP1657ZA-1
A
Q524
E
E
C560
C667
3
1
C515
C396
IC402
29
28
56
25
C470
48
1
24
1
L503
1
C662
Q507
R517
C508
R510
R506
C507
R509
R503
C659
1
C660
R449
R448
C511
R520
R519
Q505
R516
Q506
Q504
Q503
E
E
5
7
1
10
R526
S
E
Q509
Q511
L224
L222
L223
L223
L221
L239
L238
R228
L235
L240
L229
R528
L230
8
1
CN200
R502
R501
C229
L234
L200
C200
D501
1
2
1
7
7
1
C504
R200
C490
C209
5
8
1
R254
Q104
E
R117
C125
R111
C123
R114
C208
C210
E
Q200
C106
C111
R103
1
8
9
C108
IC101
C104
C105
C121
R130
8
9
1
16
IC100
C120
16
R214
L202
L203
4
1
8
9
R245
C244
L227
C655
C100
C668
C670
R126
E
C101
D100
Q100
L359
C315
A25
RA319
RA320
RA318
RA314
R309 R307
R308
C663
RA316
RA315
R447
RA317
IC300
A2
AF2
32.768
X303
BOND
RA403
C318
R376
B1
AE1
B26
R375
C316
R305
R355 L358
R352 L353
R352 L353
R353 L354
R354 L355
R351 L351
R350 L349
R349 L348
16
IC200
C212
R235
R218
C215
C238 R246 L205
C231 L220
R203
C246
IC202
C762
C755
C224
R225
C242
R251
R255
R250
R256
C236
X301
C313
C314
R374
AE26
L357
+1.2V
C384
1
8
Q303
5
C386
4
L374
C699
R201
C201
+7V
C653
R217
C213
C213
C214
L210
L208
C219
R222 C220 L211
L215
L209
R221
C666
Q102
R115
R105
E
Q106
D103
ZNR100
L100
L111
L110
R134
C112
C113
R118
C107
C102
R136
R101
R137
R102
C676
E
Q103
E
L101
R132
R120
C119
D101
C103
E
R122
L102
R129
L107
C114
C115
F100 1A
SA101
POS100
CN100
1
2
5
6
7
8
SA100
R133
RLY100
R135
R131
R123
R124
R125
RL
Y101
CN101
1
2
5
6
PCB-CH
L399
CN300
5
6
7
1
2
4
3
8
7
8
LED750
R755
D105
D104
L103
C310
R384
C311
AF25
R346
R764
13
IC750
R347 R763
R762
C753
R761
R348
R767
24
25
R754
R752
R753
R753
L752
36
1
8
8
R343
R335
R765
D307
D306
L753
9
10
CN750
2
1
8
7
R303
R128
Q101
C677
C654
C680
C669
C312
C320
X750
1
6
3
4
C690
L300
R387
C675
C750
C681
C321
X300
X302
AUTO-CH
C317
RA750
RA751
RA752
C692
C405
C756
C757
C696
C404
1
54
IC400
27
C413
Q517
Q516
Q514
CN511
R706 R703
8
C555
R542
R541
R546
R544
R554
C532
C535
C541
R550
1
C704
R705
C420
R704 C701
C412
28
BAT300
R410
C407
+3.3V/BATT
C406
C693
C674
C754
R751
R750
C684
R760
C695
R450
J300
C488
RA402
RA401
RA400
C687
R561
R560
C557
R559
R563
C548
R562
R564
C556
C543
C537
C534
Q518
R555 R552
C649
C544
C545
C542
11
IC503
10
20
1
C536
C549
C546
L505
R556
R549
R543
R709
R549
R543
R709
E
C540
R547
L501
R558
L364
L363 L361 L347
R368
R367
R369
L345
R409
C403 C402 C414
C400
R401
C411
L365
L371
L366
L368
C401
C419
+24V
C387
R310
IC302
C388
DG
RESET
+5VD
E
E
E
C471
F300 3.15A
C390
C389
C377
C379
C378
R319
4
1
8
5
E
S
Q502
Q526
Q525
E
E
E E
C691
C679
R548
C533
C538
C689
C657
E
E
KX-MB283RU / KX-MB783RU MAIN BOARD COMPONENT VIEW
C374
C380
L372
+3.3V
D300
D303
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