Kenwood C-V100 Service Manual page 24

AE AF
Q Q
to M-A100/ 3 7 6 3 1 5 1 5 0
M-A300
J7
1
J1
R1
Lch 1
1K
CD
Q14
R2
Rch 2 21
1K
R5
Lch 3 7
1K
AUX
R6
Rch 4 22
1K
R9
Lch 5
1K
2
REC
R10
Rch 6
1K
TAPE1/MD
J2
R13
Lch 1 6
1K
PLAY
R14
Rch 2 23
1K
R17
Lch 3 9
1K
REC
R18
3
Rch 4 20
1K
TAPE2
(MONITOR)
R21
Lch 5 11
1K
PLAY
R22
Rch 6 18
1K
J3
R25
Lch 1
1K
LD/(DVD)
T E
L 1 3 9 4 2 2 9 6 5 1 3
R26
Rch 2 25
1K
R29
4
Lch 3
1K
REC
R30
Rch 4
1K
VCR
R33
Lch 5 3
1K
PLAY
R34
Rch 6 26
1K
J4
R37
Lch 1 L
1K
FRONT
5
R38
Rch 2 R
1K
R41
SLch 3 SL
1K
SURR.
R42
SRch 4 SR
1K
DVD 6ch
INPUT
R45
C
Cch 5
X05-467 1K
-CN1
1/5
R46
SWch 6 SW
1K
A
6
X05-468
1 2
-CN1
w w w CN17
1/5
X
B
B
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.
AG AH
17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 8
C199 220P
C196 220P
R303
1K
R96 10
C197
R99 10
220P
X
R97 10
C198
220P
R98 10
R100 10
+25V
0V
15.3V
R
IC1
INPUT
SELECTOR
L
0V
-15V
+15V +15V
-6dB
C31 15.3V
2.2u50 3 8 C35 R57 ON/OFF
+ 1 22u16 1K
+
2
- +
IC3
C37
-2.7V
(1/2)
R301 22u16
R63
+
330
1K
BUFFER
Q1
Q2
R64
R302
330 C38
+
1K
22U16 -2.7V C39
6 R58
C32 + 7 C36 1K 0.01
+
2.2u50
5
- 22U16
+
IC3 4
15.4V
(2/2) -15V
R50
22K
-6dB C46
4.4V
DRIVE 2.2u50
-2.7V
Q15
R49 R70
100 100K
4.9V R69
R92 1K
220K
0V
R
REC SEL.
IC2
BYPASS/DSP SEL.
L
R91
+
220K
+
-15V -15V
+15V +15V
3 4 5 6 7 8 9 10 11 12 13 14 15 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
x a o
J
I
WH2
. i
AI AJ
C
CONTROL UNIT
(X11-37XX-XX) (A/5)
CN16
9 10 11 12 13 14 15
X5 8MHz
R79
220K
+ +
R94
4.5V
2.4v
1M 2.5V
AGND
VDD ADM
ADM-CONT SRAM
L+DELAY
A
B A
B
A B 7K/5K
20K OUT-
40KHz
FILTER
L-R
IN-FILTER
L+R
-6dB B-NR
A B A B
VSS VCC
DEC
50K 50K
9.0V
R87 1K + Rch
( 21 )
R88 1K
Lch
( 22 )
R89 1K
( 23 ) C59
C60
100P 100P
IC4
DOLBY PROLOGIC
DECODER
CONTROL BSW11
BSW2 BSW2
(BYPASS-11)
B A B A
Q Q
3 7
BSW2
BSW2
BSW2 BSW2
B A B A
B A B A
LPF
NOISE
CH
NOISE
FILTER
R74
11K
+ + + + + +
R73
11K
R71 C53
100 1u50
+
0V
-30V
+5.6V +5.6V
+25V +25V
+15V +15V
-15V -15V
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
E3 E4
u 1 6 3
y
(Y,M,I,C,X) (K,P,T,E)
A B
TYPE WH3 TYPE
DOLBY and the double-D symbol are trademarks of Dolby
Laboratories Licensing Corporation. Noise reduction circuit
made under license from Dolby Laboratories Licensing
Corporation.
AK AL
2 4
8 9
R85
Sch
1K
TP-S
+ + + +
Lch
4.5V
4.5V
IC5
DOLBY
VREF
A B A B SURROUND
INV-PHASE
DECODER
R+DELAY
VOL
DC-
/MUTE
OUT
S-TRIM
A B
14.5V
9V AVR
R259
Q13
10 1/4W
9.0V
+15V
9.6V
Sch R218
+ 220
+
+
R83
22K
R81
220K +
+
+
+ + +
+
4.5V 4.5V 4.5V 4.5V 4.5V 5.2V
5.2V
6 3 1 5 1 5 0 8
CTRIM
MUTE XXX
XXX XXX
CMODO RECT
LOG DIFF
DUAL T
RECT
CONTROL
VOA VOA VOA VOA
RECT
LOG DIFF XXX XXX
RECT
VOA VOA VOA VOA XXX XXX
LPF
VCC
4.5V
4.5V 5.2V
4.5V
+ + +
+ +
+
-30V -30V
+5.6V
+25V
+15V
-15V
m
c o
.
The DC voltage is an actual reading measured with a high
impedance type voltmeter with no signal input. The
measurement value may vary depending on the measuring
instruments used or on the product.
AM AN
WH10
D
2
9 8 9 9
X
E8
4 3 2 1
VDD
( )
51
CP6 100Kx5
R172 220
+
( 50 )
R171 220
( 49 )
X
R189 220
( 48 )
X
R188 220
( )
47
4.8V
AVDD
X
R187 220
( 45 )
X
R186 220 4.9V
(
44 )
R145 220 4.9V
( 43 )
R165 220
( 42 )
R143 220
( 41 )
CP5
4.7Kx5
R142
220
( 39 )
X
R251
0V
( 38 )
1K 2.9V
2.4V
9 2 4 9 8 2 9 9
4.9V
VDD
4.8V
AVDD
R139 100K
R136 220 0.9V
( )
33
R130 220
5.2V
( 32 )
R131 220
5.2V
( 31 )
+
+
AVDD
R221
( Q3 )
10K
+5.6V
-30V
+5.6V
+25V
+15V
-15V