Kenwood KRF-X7775D, Service Manual

Page: 20 / 68

R318
R317
R334
C260
R260
R251
R252
R253 R254 R255
R256
R332
C332
R123
R125
R1
13
R1
14
R1
17 R119 R121
C305
R305
R301
R308
R302
R303
C303
R311
R309
R306
C304
R324
R321
R325
C24
C23
R84
R83
R71
R70
R86 R85 R87
R224
R6
R7
R8
R10
R9
R13
R14
C9
C10
R223
C1
10
R2
C6
R72
R73
R76
R77
R205 R204
R100
C327
R329
C3
C2
C235
R233
C234
R199
R198
R315
R90
R175
R176
R170
C22
C21
R57
R52
R51
L4
L5
L7
L8
L9
L6
L10
R177
R181
R182
R183
R184
R186
R191
R188
R189
R192
R131
R132
R74
R75
R78
R79
C1
R330
R326
R327
R200
R371
R372
R312
R5
R361
R360
R359
R358
R357
R356
R355
R354
R353
R351
R352
R350
R214
R215
R212
R213
C13
R234
R108
R210
R21
1
R257
R258
R216
R19
R236
C237
R265
R107
R370
R322
R88
C20
R89
R105
L13
C14
W12
W13
W14
W16
W17 W18
W19
R313
R314
R35
R97
R259
R909
R901 R902 R903 R904
C906
C907
C908
C909
C202
R209
E B
E B
E B E B
E B
E
B
E
B
E
B
E
B
E
B
E
B
1 15
16 30
R602
R620
R628
R638
B
C602
R668
R669
R670
R662
R661
R687
R640 R639
R659
R660
R643 R644
R853 C855
R852
C856
C857
C860
C643
R667
R666
B E
W501
R647 R665
C639
E B E
C638 R636
R637
B E
R649
C655
R651
R610
C615
R608 C637
R645
R626
C670
C621
R611
R609
R616
C616
C613
C635 C633 R615 C620
C611
C614
C612
B
R629
R606 R607
R674
E
C607
R614
C619
C610
C609
C631 C618 R613
C629 R622
C608
C605
R604
E B
R630
R650
R635
R627 B E E B
C604
C627
R624
R621
R623
R612
R603
R605
C606 C603
R618
C625
C617
R617
R619
C601
R601
R648
C654
C623
C501
R501
E B
E
R523
C533
R517
R561 C542
B E
BE
R521
R520
R519
R518
R524
C529 C530 R522
B BE
R562
E
C541
W502
R536
R530
R515
R512
C502
R509
R510
R514R529
R502
R51
1
C504
C503
R503
C505
R504
R505
C506
R506
R508
C507
R513
B
R507
R542
R543
R541
C508
R12
Q18
D72
Q3
D51
D53
D52
D19
D20
D21
D11
D12
D13
D16
D15
D14
D18
D17
D4
Q1
D5
D6
D2
Q2
Q5 Q7
Q9
Q1
1
Q13
Q46
D30
D22
IC11
D37
Q610
Q611
Q609
Q603
Q601
Q604
Q608
Q602
Q501
D502
D505
Q506 Q505
D501
D503 D504
Q504
Q502
Q509
Q19
R41
R42
R261
R262
C261
R124
R126
R1
18
R120 R122
R1
16
R304
C306
R310
R307
C307
C308
R80
R82
R81
R69
R104 R103 R101 R102
R206 R207
R208
R202
R201
R203
R316
R1
1
R4
C7
R15
R16
R17
R18
R64
R232
R231
C233
C232
R172
R173
R171
R174
R151 R152 R153 R154 R155 R156 R157 R158 R159 R160
R135
R24 R23
R22
R21
R53
R54
R56
R179
R180
R178
R185
R190
R187
R133
R134
R136 R137 R138 R139 R140
R141
R142
R130
R58
R150 R161
C229
R229
R230
R235
R266
R91
R92
R93
R94
L1
1
R96
R95
L12
R59 R60
L3
C102
C101
W8
W7
C262
R99
W1
1
W20
R401
R403
R402
R400
R905
R906 R907 R908
R264
W9
E B
B
E
B
E
B E
B E
E
BE
B
E
B
E
B
E
B
E
B
E
B E B E B E B E
1 8
9 16
50
51 80
81
100
1 30
31
O G I
28
15
7
1
14
8
14
1
1 7
14 8
1
8
16
9
+6V
RDS
MUTEDRIVER +14V
+5V
+5.6V
MI-COM
TX REM
-17V
+17V
L1 L2
R109
C51
C52
R333
C333
R331
C330
C334
C49
R
111
C42
R1
12
C46 C47 C50
R1
15
C48
C45
C300
C311
C310
C312
C309
C320
R344
R342
C322
R1
10
C201
C8
R3 C5
C323
C328
R346
C329
C12
R1
C11
C231
C98
C99
R343
R345
R341
R127
R128
R98
R197
C410
R410
R411
C236
C901
C902
C903
C904
C905
WHT
RED
RS-232C
C331
C301
C302
C321
C41
X2
X1
C4
R61
R62
R63
X3
F5
F7
F6
F8
LEVEL SHIFT
R663
C647
1
C657
CVBS Y/C
L603
L601
C640
C672
R655 C659
C642
C646
C651
C650
4
C645
5
1
1
4
8
8
5
C858
C649
5 4 C652
1
8
1
8
5
1
4
C644
L602
7 8 C641
1
C648
14
R634 R642
7 8
C658
R654
5
4
1 14
R633 R641 C656
8
1
C653
C636
R625
E B B E
C634
C632
C630
C671
C628
C626
R632
EB
E
B
E B
R631
C624
C622
R653
R652
C509
C524
C513
C525
R556
C512
R559
R559
C526
C510 R516
E
B
C532
R535
R526
C534
E
B
R527
R528
14
5
R525
R560
C531
1
4
R539
C543
8
7
14 1
R534
C537
R540
8
C544
14
R557
8
8
5
5
C514
R563
7
C539
8
1
R533
C536
14
C535
R532
R552 R554
C516
7
R830
R555
R531
1
R551
R558
C519
1
C517
41
1
4
C527
C51
1
R553 C515
C523
C518
C521
C522
1
3 4
6
20
1
3
O
G
I
19
4
1
2 6
5
1 19 1 19
1
1
2
8
9
2
25
24
E
B
S
D
G
E
B
E
B
E
B
E
B
S G D
E
B
B
1
15
1
2
18
19
20 1
1 7 16
O G I
B
E
1 20 1 20 16 1
1 13 1 12
1
2 6
7 1 9 8 1 1
2 6
5
7 1
D80
Q52
Q15
Q16
D44
Q4
Q37
Q38
Q36
Q35
Q43
D63
D62
D35
IC5
IC6
IC3
D7
D8
D10
D9
Q6 Q8 Q10
Q12
Q14
D3
D1
IC7
D42
D41
D43
D45
IC4
D27
D28 D29
D23
D38
Q62
Q61
D81
IC901
D36
WH901
CN28
CN24
CN25
CN26
CN27
Q31
Q32
CN23
CN22
Q17
J901
E901
WH2
CN102
CN101
CN21
Q51
D71
Q34
CN20
CN4
CN5
CN6
CN7
CN15
CN8
CN9
CN10
E2
WH1
CN14
CN13
CN1 CN2
CN3
CN16
IC1
CN12 CN11
Q33
Q45
CN29
Q42
Q41
D61
X13-7840-11 A/6 (J70-1472-11)
D601
Q613
CN601
IC604
IC606
CN602
IC605
IC602
IC603
IC601
IC607
Q614
IC608
J603
J602 J604
D602
Q606
Q607
Q605
D603
D604
J601
D605
CN502
Q508
Q503
IC506
IC505
X13
C/6
IC507
IC504
IC501
IC502
IC503
CN501
J501
J504 J502
J503
X13
B/6
OUT
MONITOR
IN
PLAY
IN
PLAY
IN
PLAY
IN
PLAY
OUT
REC
IN
PLAY
OUT
REC
VIDEO 1 VIDEO 2
VIDEO 3 VIDEO 4 DVD
VIDEO 3
OUT
MONITOR
IN IN
DVD
PLAY
VIDEO 4
PLAY
OUT IN IN
PLAY PLAY
VIDEO 2
REC
OUT IN
PLAY
VIDEO 1
REC
F/6
X13
EXT CONTROL
IC2
2
8
9
1
WH2
E1
X13 E/6
AE AF AH AJ AL AN AG AI AK AM
2
1
3
5
7
4
6
Refer to the schematic diagram for the value of resistors and capacitors.
PC BOARD (Component side view)
24 23