Kenwood VR-505 Service Manual page 13

K L
(X07-3XXX-XX) (A/4)
FRONT/CENTER CH
IC2
R228
33K
1/4W
B B
B B
D8 D9
59.0V
C401
1000P
65.3V
R236
Q203
47
R232 10K
Q202
Q207
R237
R233
Q205 10K
4.7K
Q206
D18
R234
220K
D19 D20 R242
Q208
R238
100
10K
1/4W
1/4W -65.2V
D14
R221 33K
D11
R220 75K
65.3V
D10
R219 75K
+B
B
R210
8.8V
100
B
+B
D35
R262
8.0V 1 1/4W 8.0V
+B
IC12
1
D37
D36
2
0.3V
3
C234 10u50
R261
-28.8V +
30K 1/4W
C233 0.01
R263
27 1/4W
5.4V
14
E5
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
C
M N
FRONT/CENTER CH
IC4
C155
100P
C151
100P
B
B
+B
+B
R355
R317
470
30K
Q305
R354
R314
470
30K
Q304
R353
R313
470
30K
Q303
C133 C50 C49
C139 18P C137 470P 470P 470P 470P
R143 C135
1K R145 33K 100u10 R147
+
R135 R70 R69
33K 33K 33K
C56 18P C54 470P
R78 C52
1K R80 33K 100u10 R82
+
C55 18P C53 470P
R133 R68 R67
11.7V
R77 C51
100K 100K 100K
1K R79 33K 100u10 R81
+
+B
B
C315 470P
-65.2V
R207
Q201
-30.0V 63.5V 100
B B
1/4W
T1
C209 R209
D4 D5
10u50 2.7K
+
-30.5V -14.5V
D33
D34
F1
8A 125V
CN8 CN9
K5
Q215
J8 J8
R260
3.3M
1 2 1 2
CN4 CN2
P1
(K,P) : AC120V 60Hz
O P
R83
4.7
R321
1/4W
L1 150 1W
20.0V
13.9V
3uH
SP.A
ON/OFF
SW
L2
1
3uH
3.8V
R84
4.7
1/4W
R149
4.7 1W
L5
3uH
3.8V
2
Cch/SW
B
ON/OFF
B
SW
-65.2V
+B
+B W13
39.8V
R322
R150
150
4.7 1/4W
1W
13.9V
L6
3uH
R119
4.7 1/4W
L3
3uH
3
SP.B
ON/OFF
SW
20.0V
L4
3uH R323
150
R120
1W
4.7
1/4W
SL/SRch
ON/OFF
SW
4
+B
B
65.3V
D1
39.8V
12.0V
IC5
OUT
B
-39.8V -12.1V
D2
OUT
IC6
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
E2
WH2
1
Q R
K1
J4
Rch
SPEAKER A
Q307
Lch
Cch
Q308
K2
WH7
J5
G
Rch
Q310
SPEAKER B
Lch
K4
SRch
SURROUND
SLch
J9
13.9V
K3
SRch
SURROUND
SLch
Q309 WH7
F
J6
SWch
SURROUND
SRch
C146
2200P
SLch
TRANSFORMER
J7
R154
SWch
330
+B
E
20.0V
D3 R301 E1
1
IN +B 3
1/4W
GND
2
WH1
R302 2
GND
(X07- ) (C/4)
1
IN B 1
WH4
1/4W
2
-21.0V
1
S T
DIGITAL LINE
SIGNAL LINE
GND LINE
B LINE
+B
B LINE
B
IC1 :
IC2 :
IC3,4 : STK413-020A
IC5 : KIA7812API
IC6 : KIA7912PI
IC7 : NJM4580L-D
IC8,11 : NJU7313AL
IC9,10 : NJM4565D
IC12 : BA05T
Q1-6 : 2SC2878(B)
Q201,208 : 2SB1640
Q202,205,211-214,
301-306 : 2SC1845(F,E)
Q203 : 2SA1535A
Q206,209,210,311
: 2SA992(F,E)
Q207 : 2SC3944A
Q215 : 2SC1740S(Q,R) or
2SC2785(F,E)
Q307-310 : UN4219
D1,2 : TS6P03G-B or
D5SBA20F03
D3 : D2SBA20F03
D4 : MTZJ16(B) or
RD16ES(B)
D5-9 : MTZJ15(B) or
RD15ES(B)
D10-17,21,24-28,32-34,
37 : 1SS133 or
HSS104A
D18 :
D19 :
D20 :
D22,23,31 : MTZJ3.9(B) or
RD3.9ES(B)
D35 : S1ZB20 (4101)
D36 : RB721Q
(X07- ) (B/4)
X08-
WH3 CN1
2
2/3
2
1
E4
A
15
14
X14-A/8
-CN205
13
12
3/3
11
10
B
9
8 1
X14-A/8
7
-CN203
6
5
3/3
4
3
C
2
1
X08-
CN5
E3
2/3
1
2 D
3
VR-505/506/507/509/510/517(1/3)