Kenwood KRF-V7771D Service Manual page 17

U V
PC BOARD(Component side view)
X11-3822-70 A/7 (J70-1251-11)
1
C30 Q32
B E
R R74
Q31
C29
L
R73
E B
Q34
C38
B E
SR R76
Q33
C37
SL
E B
R75
R389
Q35
C39
B E
R387
R77
R388
CENTER
E B
C40
SW
Q48
R78 E B
2
Q36
R338
R2
W22
W23
W20
REC
R1
W14
W12
R6
W27
W25
C15
PLAY R5
W13
W16
W26
REC R9
1
3
R14
28
PLAY
R13
W10
R19
CD1
PLAY
W21
C9
CN1
1
4
X11 B/7
CENTER
SW
SURROUND
5
VIDEO4
PLAY
IN
VIDEO3
PLAY
IN
VIDEO2
REC
OUT
6
VIDEO2
PLAY
IN
VIDEO1
REC
OUT
VIDEO1
PLAY
IN
7
Refer to the schematic diagram for the value of resistors and capacitors.
W X
Q44
R334
B E
R328
R368
R367
R327
R330
R333
E B Q43
PRE OUT
Q45
B E
R329
E B
Q46
R331
R378
R332
R377
Q47
B E
W40
W83
W39
W60
W84
W37
W61
W62
W85
SELECTOR C395
1
14
W64 W74
W75
IC2
W76
Rch
W87
28 15 W55
W310
W56 W88
W38
W89
C22
C389
8 5
C358
R28 C384
IC3
C18
W86
1
W90
4
C21
R27 C27
14 W45 C25
C383
W47
IC1
C357
W48 D12
W65
W49
15
Lch
W80
W81
W82
CN4
1
15
Y Z
C212
C210 C204
C148
Q10
C144
R214
R228 C208 R204 R202
Q12
C220 R206 C218 C216 R210
R396 R384 R382
C376 W108
5 8 5 16
R216 8
C396 C394 R208
W113
C392
R230
R386
8 5
W109
IC53 R229
IC26
IC25
W116 R207
C374
IC31
1
4
W110 R215
C219
C373 R205 C217 C215 4
C372
1 1 W131
Q11
1 4 R227 C207 R203 R201 R209
R217
R139
R189
R385 C393 C203
C391 W100 R213
W307
C375 R395 R383
R211 R191
Q9
C209
R381 C147 C143
C154
Q6
C366 R394 R374 R372 C142
R164
W101 R162 R188
R138 C160
C390 R376 C388 C386
8 5 W117 R152
R178 C158 R154
R186
Q8 W132
C364 C170 R156 C166 R160
C168
W112
IC30 8 5 8 5
16
C362 R166
C363 W120
R158
4 W107
IC24 IC52 R179
1 C387 W123 R157
R375
R137
4 1
C385 R155
W102
R165
1
C169 C165 4
C365 R393 R373 R371 1 C167
W115
Q7 R177 C157 R153 R151 R159 C139
R392 R364 R362
R185
R366 C382 C380 C159 C153
R136
R161 R187
R163
C356
8 C141
5 Q5
W247
Q2
C104 C136
C354
R135 C112 R114
W306
W98
IC29
R102
1 4 R132 R104 R182
C110
Q4
C381 C379 C126 R106 C124 C122 R110 C134
W103
C355
5 5
R365 R361 8 20
R116 8
W121
R391 R363
W104 R108
IC22 IC51
W124 R107 R133
4
1 R105 4 1
R115
C125 C121
C123 1 C133
W119
R131 C109 R103 R101 R181
R109
Q3
R113
W249
C135
Q1
C111 C103 C131
18
X11 C/7
19
AA AB
R342
Q21
E B
W149 W161
E B E B E B
W308
W303
Q16
E B E B Q23 E B Q15 E B
R190
Q20 Q24
C146 Q22
C346
SWch
R222
9 15
1 E1 WH1
W328
D4
R541
E B
R543 Q17 E B
R532 R531 Q18 W232
8
R221
R534 IC49 C531
Cch R533
C211 D13
C145 W208
1 8
W133
R536 C542 R535 W209
R538 W185
D3
W176
C534 C533 W213
C172 C524
IC48
W142
W214
C138 SRch 1 8
R175
W215
W144
C163
C510
R172 9 W216
R514 R502 C514
C520
W212
R180
W326 C512 C518
W155
Rch
IC23 C516 R520
W162
8
R171
R173 SELECTOR
15 28
SLch
R347
W143
R348
C137 C171 IC42
C339
C132
W136
C118
D2
14 1
Lch
R124 C128
R127
R128 C116 C106 C119 W329
Rch
R122 11
R517 R519
W164 C517 C515
R134
IC21 C513
C519
C511
R511
R509 C509 C507
R129 R121 R515
C105 10
R123 C115 R125 1 IC47
C127
Lch 8
C523
C117
VOLUME
W207
1
AC AD
X11 G/7
CN3
9 C401
R556
C402
PHONES
W127
X11 D/7
C286
C285
C86
R290
D35
R291
R297
R299
R292
R298
R300
R295 W128
R296
1
4
WH5
E6
X11 F/7
S1
VOLUME
1
E7
WH5
4
20