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Kenwood VRS-7100 Service Manual page 15

Audio-video surround receiver
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AY
AZ
Q Q
(X14-7790-10) (A/7)
3 7 6 3 1 5 1 5 0
WH6
1
SENS GND
1
SENS +41V
2
X07-
CN5
+41V
3
+40.9V
C39
ERROR AMP
4/5
GND
4
1000P
IC3
GND
5
R20
AO-2
+14.5V
6
22K
P2
C19
CN3
220P
X25-B/2-
GND
1
WH301
-14.5V
2
GND
3
3/5
+14.5V
4
+40.9V
AM-7
CN2
Q3
X25-A/2-
-14.5V
1
14.5V
2
WH304
R25
+6V
2
+6V
3.3K
GND
3
2/5
+14.5V
4
+14.7V
AD-1
P3
L7
WH4
24uH
+6V
1
+6V
X08-
+4V
2
+4V
CN8
3
GND
O-3
R40
14.5V
1/5
-32V
4
33.4V
270 1/4W
R38
FIL+
5
F+
6.8 1/4W
IC5
FIL-
6
F-
ERROR
AMP
WH5
3
PDN DET
1
1
C26
X08-
POWER RLY
2
2
CN91
220P
IC6
VOLTAGE
SWITCHING
3
CONT
1/5
REGURATOR
D21
1
+5V ST-BY
4
4
L5
VCC
2
GND
5
+6V
OUT
P-5
100uH
3
R30
GND
5.1K
4
INV
5
1/4W
STBY
IC7
T E
SWITCHING
L
1 3 9 4 2 2 9 6 5 1 3
REGURATOR
1
L6
VCC
2
OUT
100uH
3
R34
GND
3K
4
4
INV
5
1/4W
STBY
USED
(K) (P) TYPE
WH103
L+ 1
R161
C167
X07-
100
10P
CN2
L- 2
J105
R+
3
1
R+
4/5
R162 C168
100
10P
to
AX-6
R-
4
2
R-
FRONT
3
L+
SP
4
L-
5
E103
AX-6
WH104-1
J106
C+
1
1
C+
R163 C169
to
100
10P
C-
2
2
C-
CENTER &
SW SP
SW+
3
3
SW+
X07-
SW-
4
4
CN3
SW-
X07-
4/5
E102
WH104-2
CN3
SL+
1
AX-6
W36
SL-
2
J107
W38
SR+
3
1
SR+
AX-6
to
W37
SR-
4
2
SR-
SURROUND
SP
3
SL+
6
4
SL-
w w w
(X14-7790-10)
DESTINATION
UNIT
C6
C7
C8
C15
C16
C33
C42,43
C44
COUNTRY
ABB.
No.
U.S.A.
K
1500u
0-10
0.01
2200P
470P
0.015
2200P
3300P
3300P
YES
CANADA
P1
200
AUSTRALIA
E1
470u
.
2-71
4700P
680P
220P
4700P
1000P
1000P
1500P
EUROPE
X1
400
CAUTION: For continued safety, replace safety critical components only with manufacturer's recommended parts (refer to
parts list).
indicates safety critical components. For continued protection against risk of fire, replace only with same type
7
and rating fuse(s). To reduce the risk of electric shock, leakage-current or resistance measurements shall be carried out
(exposed parts are acceptably insulated from the supply circuit) before the appliance is returned to the customer.
BA
BB
PH1
TH1
L1
C16
T1
D40
D1
D17
D29
D4
C42
D41
C43
C44
D42
R5
D5
10
1/4W
D9
D6
R6
4.7K
Q2
Q4 Q5
1/4W
C33
D10
R37
C10
3.3K
100P
R7
680
IC1
IC4
1
COMPARATOR
OCP/FB
2
S
3
D
4
WH313
VIN
5
GND
T2
D19
+14.7V
SWITCHING
REGURATOR
D25
R29
1K
D13
R12
D18
1/4W
47
D26
1/4W
SWITCHING
F+
REGURATOR
IC2
F-
D12
PH2
R16
R15
680 1/4W
(X14- ) (B/7)
USED (X) (E) TYPE
J104
WH106
W121
1
L+
R226
C184
L
X07-
W112
100
10P
CN2
L-
2
FRONT
W111
SPEAKERS
4/5
R+
3
R225
C183
R
W116
100
10P
R-
4
E101
WH105
W119
SW- 8
SW-
W122
C-
J103
SW+
7
SW+
C-
5
1
SW-
W118
SW-
C-
6
C-
C+
R221 C174
C+
6
2
to
SW+
W117
100
10P
SW+
CENTER ,
C+ 5
C+
SR-
SR-
7
3
SURROUND
4/5
W120
SL-
SR- 4
SR-
SW SP
SL-
W115
SR+
SR+ 3
SR+
SR+
8
4
W114
SL+
SL- 2
SL-
SL+
W113
SL+ 1
SL+
x
a o
C46
D1
D40-42
F1
IC1
IC2
L1,2
R1
R2
R8
R9
R11
y
47K
0.1
0.068
100K
RBV-604NF
NO
6.3A
STR-F6629BNF
STR-L451NF
L79-1300-05
YES
3W
3W
3W
2W
100K
0.15
0.15
220K
i
NO
RBV-606NF
YES
T4A H
STR-F6668MNF
STR-L472NF
L79-1298-05
NO
3W
3W
3W
2W
BC
BD
8
K1
CN1
F1
(K,P) : AC120V 60Hz
1
1
L2
(X)
: AC240V~ 50Hz
CN7
CN8
2
2
(E)
: AC230V~ 50Hz
D27
ELECTRIC CIRCUIT MODULE
(W02-4526)
P1
STANDBY UNIT
WH1
CN101
Q1
AC ST-BY
1
1
AC ST-BY
2
2
R42
10K
WH2
CN201
GND
3
3
+5.6V ST BY
2
2
PDN DET
1
1
(X14- ) (F/7)
A301
CN304
1
R307
VCC
1
+VDD
4.7
DIGITAL IN
2
OPTICAL
GND1
2
GND
R308
3
OUT
3
DIF FAUX
47
1
2
3 4
CN302
(X14- ) (E/7)
CN301
1 2 3 4
R11
J303
VIDEO
L301 600
R311
L
100
L303 600
AUDIO
R312
Q
Q
L302 600
100
R
3
7
6
3
J302
VIDEO
R313
L
100
AUDIO
R314
100
R
L308 600
J301
5
L306 600
R315
4
L307 600
3
100
PHONES
R310
2
10
1
R309
10
D1
:
IC1
:
D2,3
:
AM01ANF
IC2
:
D4,29,40
:
SARS03NF
IC3,5
:
SE-B2NF
D5,8
:
RD20ES(B) or
IC4
:
BA10358F
MTZJ20(B)
IC6,7
:
BD9701T-V5
D6,7,9,10,13-16,18
:
AL01ZNF
IC101
:
MN12510F
D11,12
:
AK03NF
D19
:
FMB-G16LNF
Q1
:
2SC1740S(Q,R)
D17,41,42
: FML-22SNF
Q2
:
2SC3852ANF
D20,21
:
S5688B(TPB5)
Q3-5,109-111
:
2SD1819A(Q,R) or
D22
:
UDZS6.8B or
2SC4081(R,S)
HZU6.8(B2)
Q103-106,108
:
KRS403 or
D23,24
:
RK33NF
DTC124EUA or
D25
:
EK16NF
UN5212
D26
:
EK03NF
D27
:
1SS133 or
DIGITAL LINE
HSS104A
SIGNAL LINE
D28
:
ERZV10D511CS
GND LINE
D101
:
MTZJ2.7(B) or
B LINE
+B
RD2.7ES(B)
B
B LINE
D104-107
:
B30-2545-05
D109
:
B30-2663-05
D110
:
B30-2597-05
u 1 6 3
R14
R16
R18
T1
T2
W20,21
D115-121,301-308
:
MA111
0.47
3.3K
2.7K
L07-3276-05
L07-3278-05
NO
2W
1/4W
1/4W
The DC voltage is an actual
0.56
5.6K
1.5K
.
L07-3279-05
L07-3282-05
YES
2W
1/4W
1/4W
reading measured with a high
impedance type voltmeter with
no signal input. The measure-
ment value may vary depend-
ing on the measuring instru-
25
ments used or on the product.
BE
BF
2
4
9
9
8
(X14- ) (C/7)
ED101
1G
X08-
CN4
1/5
A-3
+5V
R182
C217
AD-3
100
1000P
22
CN305
X25-A/2-
CN305
1
GAME CVBS
2/5
2
GND
3
GAME Lch
X25-B/2-
R179 100
23
23
SCK
CN3
R180 100
24
4
AUDIO GND
24
SDI
3/5
R181 100
25
25
SDO
1
5
1
5
0
8
9
2
4
5
GAME Rch
26
26
P30
AF-4
E301
27
27
P31
28
28
P32
29
WH301
KR1
P33
X25-A/2-
30
1 F.AUX CVBS
R232 47K
KR2
P34
CN306
R233
D115
470
2 GND
2/5
31
31
S16
SEG0
R231 47K
R234
AD-2
D116
470
32
32
R230 47K
S15
SEG1
R235
D117
470
33
33
S14
SEG2
CN306
6
F.AUX Rch
5
F.AUX GND
X25-B/2-
CN1
4
F.AUX Lch
3/5
3
HP Rch
2
HP GND
1
HP Lch
AF-6
WH308
X25-A/2-
CN307
2
HP DET
1
GND
2/5
AD-3
CN101
-32V
1
29V
FIL-
2
FIL+
3
FL GND
4
+5V
5
+5V
GND
6
MULTI CONTROL
S106
+3V
7
+3V
X08-
CN74
ENC VOL CW
8
ENC VOL CCW
9
1/5
R186 10
KEY BAND
10
10
R187 10
W-2
KEY ST-BY
11
11
R178
m
R188 10
100
REMOTE
12
12
Q103
R189 10
R177
LED ST-BY
13
13
100
c o
LED1
14
14
SDO
15
25
LED2
16
16
SDI
17
24
SCK
18
23
+3V
NCS
19
22
BG
BH
VRS-7100
2
9
9
2G
4G
5G
6G
+5V
+5V
29V
C185
X101
33u50
C102
4.000MHz
220P
+
C103
22u6.3
G4
+
11
NC11
10
9
8
2
9
9
DGT4
G5
9
DGT5
G6
8
DGT6
G7
7
DGT7
G8
IC101
6
P00
G9
R240 47K
FL DRIVER
5
P01
G10
R241 47K
4
P02
G11
R242 47K
3
P03
G12
R243 47K
2
P20
S1
R251 47K
1
P21
S2
R250 47K
29V
29V
ACTIVE
INPUT
EQ
SELECTOR
S101
S102
3
2
1
S105
Q104
Q105
Q106
Q108
VOLUME
4
5
6
+3V
26
X14-7790-10 (1/2)

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