Panasonic KX MC6020 - Color Laser - All-in-One - Printed Circuit Board; Main Board

417
KX-MC6020HX
18 Printed Circuit Board
18.1. Main Board
18.1.1. Main Board: Component View
R753 C737
8
R729
CN760
C765
R784 R787
R793
C772
C1130
Q8
E
R56
C51
C50
C48
C46
C43
R24
R28
C42
+24VA
C774
1
1
7
PG
98
18
17 1
2
11
CN501
CN1
CN2
C1104
C49
C44
Q7
C525
C1215
E
R728
CN200
CN201
C224
R225
C242
L239
L222
L224
L221
L223
C741
R755
C521
C1162
C10
C16
C1163
C17
C14R19
R18
C8
R7
C1158
C1110
C9
C15
C1122
C1194
C1118
C1166
+24VC
C1116
C776
C775
C1193
L701
C715
L700
C704
C773
R792
R757
CN700
8
14
7
1
C717
E
E
CN703
R756
R759
Q711
R783
C763
R10
R8
R20
R11
R3
R15
+7VA
R23
R31
R27
C18
R13
R14R21
R9
R5
R26
R30
C503
R507
C505
C507
C506
C509
C508
C510
C511
C512
C513
C514
L238
L240
L229
L230
R251
R114
C106
Q200
E
C111
L203
R214
IC202
C229
R201
C201
L208
C200
C214
C219
R221
R217
C1167
C213
L210
C1136
C52
R45
R57
L202
R103
C104
C105
C1103
C120
R126
C101
D100
C1160
R51R52
C1165
C1155
R43
R42
R130
R245
C244
L227
C121
R255
R250
R256
6
1
C236
Q104
R115
E
E
E
IC200
8
1
C32
R48
L234
L235
C246
4
1
2
5
8
16
1
C113
Q102
C123
R111
Q103
R105
Q106
C112
R118
D103
ZNR100
C114
C115
SA101
SA100
L107
1
2
8
CN100
F100
125V
R132
R120
C119
R122
R124
R125
POS100
1A
5
67
82
1
CN101
5
67
RLY101
JS300
D101
C103
Q101
E
R128
L103
C1126
C1134
R133
R123
D105
D104
18
R131
RLY100
CN581
C1212
6
1
CN580
R398
C336
R582
C582
R585
R384
L392
L390
L388
L387
L393
R385
R372
C316
R336
R334
L325
RA319
RA320
R331
RA322
+3.3V/BATT
IC450
R620
RA605
RA606
RA615
RA617
R985
R984
RA607
RA609
RA616
RA611
RA620RA622
RA613
RA618
RA610
RA608
RA612
RA614
C1157
C1108
C312
R391
R325
R324
RA619
RA621
C1102
C26
C31
C1197
C1199
C37
C1203
R1018
R1017
C989
C30
CL624
CL628
A33
RA305
RA307
RA309
C308
RA308
BOND
RA306
RA321
R350
C1149
R349
R347
R348
R352
R351
R386
R368
R379
C581
R581
R587
C583
R583
C580
R584
R586
R580
R397
R396
9
16
18
IC302
CN500
1
8
C520
R508
C1121
R454 C471
R457
L201
B300
C526
C515
C517
R509C519
C1150
C481
R479
C518R510
C524
R511
R512
C1153
14
T451
1
23
56
C476
R467
C1115
JK450
R480
8
E
2
1
10
R521
R523
R519
C542
R529
C545
R526
C1184
L503
7
9
R470
C478
LF450
LF451
R468
R469
R471
R478
E
C475
C492
C1142
R343
R344
R346
R345
R339
R340
R342
R341
R309 R308
D453
D452
X302
C1152
CN451
C488 R475
X450
C1144
Q450
R489
Q451
C477
37
36
R472
R228
16
1
IC101
9 8
C107
L111
L110
R129
L101
L100
C108
R134
R135
L102
CL303
CL301
CL300
CL302
CL304
R378
L329 L328 L327
R370
AP33
C516
R506
R310
L383
R376
C314
R375
R474
C487
R473
RA451
R483
R382
R367 R360
AP2
AN1
JK451
78
D451
R477
R528
R530
Q503
C543
C544
L502
R455
C536
C548
RA400
C1172
C1170
RA405
R316
R409
C450
C461
C455
C449
C429
C428
C427
C426
C422
C421
C448
C403
RA402
RA403
RA404
RA407
R50
4
1
4
5
8
1
8
C41
C40
C1151
C1201
R1008
R1007
R1005
R1011
R1010
R1009
5
R40
RA406
RA401
C547
C546
C539
L504
C541
C540
R525
C472
E
R466
C529
C532
C530
IC500
10
11
1 20
25
24
13
12
1
48
RA453
RA452
R482 R490
13
46
5
C490
C491
C527
C528
R117 C125
E
R257 R219
L220
C231
R235
R254
C523
L501
L500
C2
C6
1
16
9
4
R503
R500 C500
D3
85
Q4
C13
8
1
IC2
R505 R504
C504 R501 C501
R502 C502
C102
R136
R101
R137
9
R102
8
E
C100
IC6
IC100
16
1
Q100
6 15
C36
C35
D6
+5VD2
+5VD
R203
IC4
6
15
C29
C1173
D5
+7VB
C25
C212
C209
T450
C313
C1139
C484
C483
R491
R487
R486
C489
R485 R484
R488
IC451
L378 L374 L376 L373
L381 L377 L375 L372
DL500
R588
DL501
Q500
C1147
CN502
C494
C549
R531
C550
12 1
D500
C535 C534
C537
C419 C412 C415 C447 C416
C432 C431
R318 R322
1
C454
C1179
66
34
33
IC401IC400
C451 C430
Q502
Q501
E
E
E
R522 C538
R517 C533
R514
C531
C1120
R527 R524 R520 R518 R516R515
C410 C411 C417 C413 C414
C405 C406 C407 C408 C409
33
R320
R411 R412 R405 C401 R407 C404
1
C434
66
C1175
C1133
34
R410 R408 R404 R406 C423
+1.25VTT
C453 C420 C424 C425 C459 C402 C400 C418
IC7
C1138
C1202
C39
C38
R53 C34 C33
C28
C27
IC3
C1114
R41
C24 C23
CL655
CL656 CL658 CL664 CL666 CL672 CL674
CL657 CL663 CL665 CL671 CL673
L205 R246 C238C215R218
IC300
AN34
CL308
CL306
CL307
CL305
R680
C641
B34
R302
R303 R305 R306
C306
R374
R671
CL309
CL310
28
GND
C1140
PCB-CH AUTO-CH
9
C210
C208
C1109
L200
R200
5
4
3
1
IC5
C1129
L211
C220 R222
L215
L209
L3L4
C1146
C22
C1181
GND
C1195
C21
+1.2V
C1171
C1211
C1143
29
C473
C474
R456
56
1
X301
32.768
C305
X300
R450
C1177
C1196
C1226
R656
Y20
R621
C742
R679 R672 R669 R667
R652 R654 R653 R651
CL632 CL623 CL640 CL638
Y1
C445
C456
RA408
RA412
RA409
RA411
RA410
R326
R327
A2
B1
CL647 CL649
CL648 CL650
CL659
CL660 CL662
CL661
IC600
CL643
CL644 CL646 CL652 CL654
CL645 CL651 CL653
R660 R677 R664
CL630 CL635 CL627
CL639 CL641 CL643
R668 R670 R663
R673 R648 R645
R659 R655 R644
A1
C1128
C1145
+1.25VTT2
IC960
C1135
33
R754
C738
C1198
34
66
1
RA960 RA962
RA961
R1013
+1.5V
D4
C1100
L1
C1106
C19
GND
C1210
C20
C1192
D1
C1200
64
Q6
1
3
+3.3V
R2 C4
8
5
Q3
4
1
C1 C5
IC1
161
89
C11
1
3
4
6
Q5
D2
Q1 Q2
E
E
R4
+2.5V
L2
C1213
C1189
IC760
1
8
14
CN761
9
3
1
CN702
R786
R758
C700
31
51
C716
R705 R706 R707
R712
IC701
R704 R703 R701
CN704
16 15
2 1
L702
L703
L704
L705
Q892
C896
10
9
CN890
2
1
R908
C1208
14 8
71
IC890
E
C899
R883
E
Q704
C702 Q705 R716
C769 C764
R778 R769
C760 R772 R765
R788 C774
R766R771
R779 C766
R775 R790 C771
R773 C761
R1 C3
R12
R17
R16
C7
R25
R29
R22
C12
R6
C714
C708
C713
C709
R710R711
14
17
8
IC700
C705
R708 R709
C711
C707
C712
C706
C1132
RA604
RA603
RA602
RA601
CL605
R613
R610
R604
R609
R628
R622
R641
R637
R642
C609
X602
X601
L606
C1125
C1187
L605
C607
L662
L664
L663
CL600
L660
R600
R60
C606
R617
C1112
R616
A20
C608
C604
L652
L654
L653
X600
L611 L619
L618
L640
CL602
L608 L612
R635
R602
L639
C804
CL603
R601
R636
L600
R614
R624
R623
C600
C601
C602
X603
C1161
C1107
C1228
R861
C851
C853
R877
R864 C843
C1183
C1191
C1154
C911
R874
C850
R867
C847
R863
R880
R854
R919
R923
C901
R920
C900
R918
C909
R850
R852
R854
R847
R851
R846
R843
R840
R842
R838
R835
R832
R834
R831
R830
C838
C837
A
C835
C834
C832
C831
C830
R845
C739
C740
R739
C910
R837
R841
R833
Q830
R736
Q706
R749
R751
R743
C908
R950
R742
R740
R741
R870
R869
C855
C842
C1159
IC830
C605
R615
R631 R630 R625
C1119
C1131C1113
C1207
E
E
E
5
41
8
IC831
C1101
Q899
R912
R913
E
E
E
C1186
R899
R719
C728
D700
D833
C859
R887
R888
R889
Q837
C891
R907
C890
C1141
E
R910
Q897
Q895
R896
R891
Q891
C894
C1206
R903
R917R915
C897
C856
C912
R803
C795 R801 C792 R799
C780 R795 C783 R797
C790
R794
C786
E
Q701
Q703
E
R813
R818
R718
R819
R715
113
14
2
R821
C793
R815
C787
+24VB
C797
CN764CN763
C801
1
2
C796
R785
C803
C770
C768
C767
C762
D763
Q831
D765
D766
D764
D762
D761
D760
R825
R826
C805
C895
R901
C893
Q890
E
R789
R782
Q762
Q760
Q763
Q761
C1190 R731
16 15
C800
R817
R812
R810
R808
R804
R820
R814
R811
R809
R807
C788
CN762
C784
C781
C778
R748
C735
C1205
R796 C779 R798 C782 R800 C785
R806 C794 R805 C791 R802 C789
1
12
Q765
E
E
E
E
EE
E
E
Q764 Q766
CN831
12 11
2 1
R791
R856 R855
CN836
21
R916 R914
R857
R890
E
R894
Q894
Q896
R906
Q898
R893 R892
Q893
E
R909
C892
R730
R905
R897
C1209
C703 R700 R702
E
E
E
E
E
1
4
1
2
R750
C736
CN701
CN833
5
8
1
4
R860
R717R714Q700 R859C840
R868
Q702
R871
C852 R879 R878 R858
R862 Q836
CN835CN834
EE
E
10
CN705
E
Q903
Q902
E
E
E
E
CN891CN832
6
R881
R882
EE
Q833
Q832
1
E
E
41
8
5
4
1
8
5
4
1
8
5
IC703
IC702
C733
1
C1204
Q900
D892
41
3
R752
R744
Q707
IC891
D891
R947
R944
D890
1
R939
R941
R938
R940
21
CN830
5
5
8
8
4
4
1
1
IC892
IC893
R952
D893
Q901
4
1
C846 C841
D830 C836
B
B
Q710 R747
Q709 R746
Q708 R745
A
Q834
D831
C
D832
C857
R886R885
R884
R875
Q835
R876 R872 C848
R865 C844 R873 C849 R866 C845
C
PbF
PFUP1693Z A
C1223
R951
CL667 CL669
CL668 CL670
KX-MC6020HX MAIN BOARD COMPONENT VIEW
Caution: indicate measurement points of the DC power supply.
indicate GND or PG points.