Kenwood VRS-6100 Service Manual
AUDIO VIDEO SURROUND RECEIVER
70%70%
ANTENNA
REC OUT PLAY IN
SURROUND BACK
IN
AUX IN
SPEAKERS
R
L
PRE OUT
R
L
VIDEO
IN
VIDEO
IN
VIDEO OUT
VIDEO
MONITOR
DVD
SUB WOOFER
DIGITAL IN
OPT.
COAXIAL
RLRLC
VIDEO
SURR
FRPNT
(8-16Ω)
DVD
AM GND FM 75Ω
VRS-6100
SERVICE MANUAL
© 2004-6 PRINTED IN KOREA
B51-5911-00 (K/K) 622
Knob
(K29-8325-04)
Phone jack
(E11-0946-05)
Indicator
(B12-0480-04)
Door
(A52-1007-03)
Metallic cabinet
(A01-3915-01)
Knob
(K29-8336-03)
Optical receiving module
(W02-4523-05)
Pin jack
(E63-1330-05)
Optical receiving module
(W02-4546-05)
Panel
(A60-2382-12)
Sub panel
(A22-1896-01)
Pin jack
(E63-1354-05)
Pin jack
(E63-1256-05)
Escutcheon
(B07-2692-14)
Front glass
(B10-5524-02)
Pin jack
(E63-1258-05)
Knob
(K29-8371-14)
Escutcheon
(B07-2683-13)
Power cord bushing
(J42-0349-05)
Knob
(K29-8324-04)
Foot
(J02-1560-03) x2
Lock terminal board
(E70-0194-05)
Pin jack
Lock terminal board
(E63-1343-05)
Tuner ass’y
(W02-2970-15)
AC power cord
(E30-2941-05)
(E70-0193-05)
Remote control unit (1)
RC-R0629(A70-1658-05)
AM loop antenna (1)
(T90-0893-05)
FM indoor antenna (1)
(T90-0905-05)
Batteries (R6/AA) (2)
VRS-6100
Resetting the Microcomputer
The microcomputer may malfunction (unit cannot be operated, or
shows an erroneous display) if the power cord is unplugged while
the power is ON, or due to some other external factor. If this
happens, execute the following procedure to reset the microcom-
puter and return the unit to its normal operating condition.
Unplug the power cord from the wal l outlet, then plug it back in
while holding down the PO WER ON/STANDBY key.
Please note that resetting the microcomputer will clear the contents
of the memory and returns the unit to the state it was in when it left
the factory.
Memory back-up function
If the power supply to the receiver is shut down for about a day
or more, the following settings will be reset to the initial conditions. Please be careful.
Power mode = OFF
Volume level =
-
66 dB
Dimmer level = OFF (Brightest condition)
Broadcast band = F M
Frequency setting = 87.50 MHz
Tuning mode = AUTO
Listen mode setting = STEREO
Input selector settings = TUNER
TONE ON/OFF = OFF
LOUDNESS ON/OFF = OFF
BASS BOOST ON/OFF = OFF
CONTENTS / ACCESSORIES / CAUTIONS
CONTENTS
CONTENTS / ACCESSORIES / CAUTIONS...............2
PC BOARD ..................................................................3
SCHEMATIC DIAGRAM ............................................11
ACCESSORIES
EXPLODED VIEW .....................................................19
PARTS LIST...............................................................20
SECIFICATIONS........................................................28
CAUTIONS
2
ACEG IBDFHJ
R124
C303
C742
R731
R303
R304
R123
R305
R690
R302
C13
R732
R251
R252
R685
R261
R262
C16
C17
R311
W2
R755
R756
R757
L1
R733
C731
R255
R256
R257
R259
R260
C620
R677
C609
C610
C612
C617
CP601
CP602
C232
R612
R632
R633
R634
C606
C669
C218
C307
R605
R609
R680R683
R684
C619
C623
C5
1
61
19
218
C220
R640
C308
C720
R752
R754
R70
R71
R112
R63
C603
C604
C605
C607
C614
C615
C618
R7
C631
R110
R115
R103
C668
C671
C672
R41
C675
C676
C707
C708
C717
C718
C727
C728
R113
R32
R111
R92
R99
R104
R66
R28
R44
R79
R61
R114
R98
R53
R48
R611
R43
R639
R672
R707
R708
R717
R718
R727
R728
R101
R51
R52
C602
C608
R117
R67
R87
R96
R6
C737
C738
R50
R93
R94
R27
R120
R102
R11
R97
R89
R80
R62
R100
R88
R109
R64
R601
R602
R603
R604
R608
R610
R613
R614
R624
R627
R628
R630
R631
R637
R638
R663
R673
R674
R675
R676
R678
R679
R689
R692
R693
R694
R709
R710
R719
R720
R729
R730
R737
R738
R739
R740
R741
R742
R743
R744
R745
R746
R747
R748
R749
R750
R751
R753
R213
C268
C201
C202
6441
1
115
214
24
65
80
40
25
C227
C228
C239
C240
C243
C244
C247
C267
C8
C10
C9
C11
R651
C269
R1
R4
R5
R10
R23
R24
R793
R794
R65
R69
R427
R411
R412
R68
R231
R232
6141
17
26
C222
C225
C226
C231
C233
C234
C235
C427
C729
C730
C275
C276
C624
C266
C265
R212
R429
C305
R795
R796
R797
R798
R799
R802
R803
R804
C429
R667
R78
R202
R74
R216
R214
R75
R201
R76
R215
R73
R72
R116
R77
R615
R36
R236
R307
R308
R656
R657
R658
C776
R653
R655 R654
R652
C767
C768
R767
R768
R769
R771
R772
R770
R430
R238
R241
R237
R239
R240
C4
C253
C254
C301
C601
C613
C616
C656
C232
C662
C670
C659
C673
R641
C621
C654
C701
C702
C711
C712
C721
C722
C739
C740
R671
IGO
C2
C304
C261
C224
C262
C255
C223
C251
C252
C264
C263
C306
C270
C424
C408
C407
C206
C203
C207
C204
C205
X1
C686
C687
C761
C762
C782
C781
C430
C732
C733
C734
C632
R666
21 1
20 2
X601
R606
R607
C302
OG
I
EB
81
403944
1
6
28 18
29 17
7
14
8
1
7
114
78
148
5
5
81
4
12
11 1
22
44
34
3323
8
1
9
16
1
45
8
14
8
5
8
71
5
41
8
4
11
45
81
45
8
13
45
14
85
BE
BE
BE
BEEB
EB
EB
EBEB
EB
EB
EB
EBEB
EB
EB
D302
D610
D608
Q255
D303
D304
D305
D301
D604
D607
D606
D251
D252
D605
Q256
Q254
Q702
Q701
Q253
D611
D601
D602
AUX IN DVD IN PLAY IN
VIDEO
REC OUT SURROUND BACK
PRE OUT
COAXIAL
DIGITAL IN
DVD
OPT.
VIDEO
D603
Q601
Q608
Q609
D2
D4
D1
D3
Q1
Q302
Q251
Q252
Q401
Q402
Q301
D306
CN3
CN5
J1
J2
P1
CN2
CN6
Q606
CN8
A1
E1
J3
CN4
P2
P4
CN1
CN7
IC705
IC301
IC701
IC702
IC703
IC707
IC601
IC602
IC603
IC604
IC605
IC606
IC201
IC203
IC607
IC302
IC708
IC612
X08-3330-10 (J75-0029-12) (SIDE A)
PC BOARD (Component side view)
1
2
3
4
5
6
7
Refer to the schematic diagram for the value of resistors and capacitors.
3
4
K LNPRTMOQS
R643
R309
R617
R758
R759
C3
C1
C6
W1
R14
R13
R306
C700
C709
C719
C741
C12
R623
R625
R626
C217
C660
C661
C219
C622
C665
R670
C710
R125
R126
R130
R128
R127
R129
R203
R204
R205
R206
R207
R208
R209
R210
R219
R225
R226
R407
R408
R426
C611
R30
C666
C705
C706
C715
C716
C725
C726
C791
C792
R26
R629
R703
R704
R713
R714
R723
R724
R31
R791
R792
C703
C704
C713
C714
C723
C724
R29
R37
R12
R25
R642
R664
R665
R701
R702
R705
R706
R711
R712
R715
R716
R721
R722
R725
R726
R735
R736
R418
R421
R221
R414
R122
R413
R33
R401
R402
R417
R422
R121
C258
C209
C210
C211
C212
C213
C214
C215
C216
C257
C273
C274
C403
C404
C413
C414
C417
C418
C259
C7
R301
R91
R812
R813
R814
R409
R410
R428
R131
C221
C256
C401 C402
C405
C406
C411
C412
C415
C416
C419
C420
C423
C271
C625
R211
R220
R227
R228
R223
R222
R229
R230
R403 R404
R415
R416
R419
R420
R423
R424
C260
R800
R801
R17
R15
R105
R3
R34
R83
R90
R82
R425
R805
R806
R807
R808
R809
R810
R811
R57
R119
R16
R405
R217
R2
R84
R35
R59
R106
R42
R22
R118
R8
R107
R406
R21
R9
R85
R253
R218
R20
R254
R108
R81
R58
R86
R132
R616
R233
R235
R49
R45
R60
R47
R55
R46
R54
R56
R39
R40
R38
C682
C683
C775
R764
R763
C688
C763
C764
C765
C766
R779
R780
R765
R766
C681
C14
C15
BE
GIO
45
13
51 50
75
25
1
26
100
76
85
41
14
58
IC805
IC1
IC609
IC202
IC611
Q403
X08-3330-10 (J75-0029-12) (SIDE B)
PC BOARD (Component side view)
1
2
3
4
5
6
7
65
Refer to the schematic diagram for the value of resistors and capacitors.
UWYAAACVXZABAD
R513
C471
R471
R514
C455
C456
C475
R292
R475
R477
C5
C6
C7
C8
C9
C10
C15
C16
C17C18
C19
C20
C21C22
C32
C33
C34
C38
C39
C40
C53
C54
C55
C56
C57
C58
C65C66
C67
C68
C101
C102
C131
C151
C152
C251
C252
C301
C302
C303
C423
C457
C458
C462
C473
C474
C501
C502
C505
C506
C701
C702
C711
R1
R2
R3
R4
R9
R10
R11
R12
R17
R18
R19
R20
R21
R22
R29
R30
R31
R32
R33
R34
R37
R38
R39
R42
R51
R52
R53
R54
R55
R56
R57
R58
R63
R64
R65
R66
R67
R68
R105
R106
R107
R108
R109
R110
R111
R112
R113
R114
R115
R116
R117
R131
R132
R133
R134
R135
R136
R137
R151
R152
R153
R154
R155
R156
R157
R158
R159
R160
R161
R162
R191
R192
R193
R194
R195
R257
R258
R259
R260
R262
R263
R264
R265
R266
R267
R268
R269
R270
R81
R82
R83
R282
R283
R284
R285
R286
R291
R293
R294
R295
R311
R401
R402
R411
R412
R422
R423
R453
R454
R472
R473
R474
R476
R505
R506
R515R516
R517
R518
R701
R702
R711
R84
R223
R224
TH1TH2
R722
C61
C63
C62
C64
R721
C721
C722
FLch
FRch
Cch
SLch
SRch
Cch(-)
FRch(-)
Cch
-12V
71
-12V
FIL
FIL
GND(FL)
GND(S3)
GND(S1)
GND(+B)
GND(-B)
+VH
-VL
-VH
GND(-B)
GND(+B)
GND(S1)
+VL
+VL
-VL
-VH
+VH
GND
-B(S3)
GND
+B(S3)
FAN CONT.
+12V
-B
+B
GND
+12V
GND
W9
C511
C512
C461
C281
C282
C291
C451
C452
C453
C454
C472
C258
W91
C3
C4
C11
C12
C13
C14
C31
C35
C36
W129
C51 C52
C59 C60
W107
C103
C132
C191
C192
C253
C254
C255
C256
C257
C292
C401
C402
C403
C404
C411
C412
C413
C414
C421
C422
C503
C504
C507
W140
W131
C223 C224
K301
K302
K303
L1
L2
L31
L51
L52
W112
W135
W114
R13
R14
R15
R16
R23
R24
R25
R26
R27
R28
R35
R36
R40
R41
R59
R60
R61
R62
R69
R70
R71
R72
R201
R202
R203
R211
R212
R213
R251
R252
R253
R254
R255
R256
R281
R301
R302
R303
R421
R451
R452
R501
R502
R503
R504
R511
R512
W151
W138
W153
122
1
18
W87
W11
W21
W50
W54
W64
W63
W45
W44
W53
W52
W51
W62
W61
W56
W59
W47
W41
W28
W33
W150
W102
W111
W110
W118
W117
W34
W137
W38
W136
W122
W121
W120
W116
W115
C1 C2
C41
C69
C70
W14
W105
W103
W134
W24
W19
W90
W149
W125
W144
W159
W157
W161
W94
W165
W142
W143
W163
W148
W154
W156
W139
W146
W101
W99
W133
W57
W8
W73
W74
W71
W65
W49
W106
W130
W83
W84
W77
W82
W79
W127
W128
W141
W160
W75
W76
W72
W104
W12
W5
W6
W30
W7
W15
W37
W23
W29
W36
W108
W100
W4
W22
W155
W162
W10
W31
W20
W16
W17
W2
W109
W93
W88W81
W113
W98
W92
W1
W95
W89
W96
W66
W67
W18
W13
W42
W46
W25
W26
W86
W85
W68
W69
W48
R91
R92
W132
W124
W147
W126
W80
W164
W35
W43
W58
W40
W32
W27
W39
W55
W78
W70
W97
W119
W152
W123
W3
W145
W60
R275
R276
C259
W158
C260
R321
C321
-12V
+12V
17
814
14
58
1
51
21
20
2
16
17
26
EB EB
EB
E
B
B
E
EB
BE
E
B
EB
EB
B
E
B
E
B
E
B
E
E
B
51
EB
BE
E
BE
12
B
EBEB
EB
EBEB
EB
EB
EB
EB
EB
GOI OIG
Q291
Q292
Q472
Q105
Q106
Q132
Q153
Q154
Q191
Q192
Q193
Q293
Q301
Q302
Q303
Q471
D461
D258
D281
D291
D101
D102
D131
D151
D152
D191
D192
D193
D201
D202
D211
D212
D251
D252
D253
D254
D255
D256
D257
D301
D302
D303
D311
D401
D411
D421
D422
D451
D511
D512
J2
L
FRONT
CRLR
J1
J501
P1
Q103
Q104
Q131
Q151
Q152
Q251
Q252
Q253
Q254
Q255
Q256
Q281
Q421
D259
D260
D292
D293
E1
P721
P722
VIDEO
FAN DRIVE
AVR
-30V AVR
A CLASS POWER SUPPLY
WH1
CN451
CN471
CN2
CN1
CN401
CN3
IC501
IC471
IC451
IC452
IC1
IC51
X09-6890-10 A/2 (J70-1725-11)
SURR
VIDEO OUT VIDEO IN VIDEO IN
DVD
MONITOR
VIDEO
SPEAKERS
PC BOARD(Component side view
1
2
3
4
5
6
7
Refer to the schematic diagram for the value of resistors and capacitors.
)
7 8
AE AF AH AJ AL ANAG AI AK AM
R751
41
8151
14
R228
C102
R110
R206
C131 C132
C752
C186
C187
C188
C189
C190
C191
C192
C193
C194
C195
C196
C197
C198
C199
C200
R229
R230
R231
R232
R233
R234
R223
R224
R227
R226
R225
C724
C217
R183
C701
C702
C705
C711
C712
C713
C721
C722
R168
R171
R172
R173
R177
R178
R179
R180
R181
R182
R186
R187
18 2
19 1
R188
R189
R207
R208
15
R211
R212R213R214R215R216
R218
R219
R220 R221
R222
R240
R241
R242
R243
R244
R245
R246
R247
R248
R249
R250
R251
R252
15
R253
R254
R255
R256
R257
R258
R701
R702
R703
R704
R705
R711
R712
R713
R752
R997
R998
R999
W100
C723
STAND-BY
DIMMER INPUT MODE SOUND
MEMORY
BAND
AUTO/MONO
ACTIVE EQ
LISTEN MODE
INPUT SEL.
VOLUME CONTROL
SET UP
D.DIGITAL
DTS
4.00MHz
LOUDNESS
MULTI DOWN
MULTI UP
W5
W3
C751
C103
C150
C110 C111
C185
X101
C127
W18
W2
W7
W4
W6
W1
W10
W11
W9
W8
W13
W14
W15
W17
W12
W16
W19
1
44
34
11
23
33
31 32 341615341
12
22
EB EBEB
EB
EB
EB
IC101
X14-7820-10 A/5 (J75-0031-11)
X14 E/5
X14 C/5X14 D/5
X14 B/5
D727
D728
Q103Q104
Q105
D721
D722
D723
D724
Q109
Q110
Q111
D725
D726
D101
A751
A101
D104
D105
D106
D110
J701
J711
CN704
S104
CN101
S101
S102
S103
WH101
S105
S106
S114
CN703
CN105
S107
S108 S109 S110 S111 S112S113
WH703
CN701
CN702
OPTICAL
PHONES VIDEO
AUDIO
LR
DIGITAL IN
ED101
C602
C621
R621
R622
R611
R612
C611
AC IN
F601 125V8A
C601
C603
C604
W166
K601
1
12
2
R601
R613
T601
41
EB
D601
Q621
CN603
CN604
D602
D611
D612
P601
CN601
CN602
WH601
X09 B/2
PC BOARD(Component side view
1
2
3
4
)
5
6
7
9 10
Refer to the schematic diagram for the value of resistors and capacitors.
Loading...