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CC
CD
+5V
+5V
R834
820
-15.0V
IC74-76
+15V
R910 100
IC60
1/4W
ELECTRIC VOLUME
(2/2)
6
-
7
5
+
4
C802
R802
C640
1u50
12K
4.7u35
+
FRch
+
C639
4.7u35
FLch
+
IC59
15.0V
(2/2)
+
4
8
+
6
7
-
C801
R801
1u50
12K
R909
+
100
6
-
7
5
+
R835
IC62
820
+
4
(2/2)
1/4W
-15.0V
R589
C672
+15V
100
4.7u35
SRch
+
-15V
15.0V
+15V
IC56
8
(1/2)
3
+
2
-
1
C671
4.7u35
SLch
+
15.0V
8
6
6
-
7
-
7
5
5
+
+
IC61
IC56
4
(2/2)
(2/2)
-15.0V
-15V
6
-
7
5
+
IC64
+
4
(2/2)
-15.0V
15.0V
+15V
5
8
+
7
6
C702
-
4.7u35
IC58
Cch
+
(2/2)
+15V
3
+
+
1
2
-
C701
IC58
R616
4.7u35
4
(1/2)
SWch
+
100
15.0V
8
-15.0V
+
6
-
7
-15V
5
+
IC63
SWch 100Hz L.P.F.
(2/2)
+15V
-15V
T+15V
T-15V
CE
CF
+5V
+5V
IC59-64
Q31-36
AMP
D20
R507
-10dB
+15V
ATTN.
15.0V
4.7K
C527
IC60
C646
8
1u50
0.01
R912
3
(1/2)
R916
+
22
+
100
2
-15V
1
-
C641
R660 1K
R914
C650
1000P
R661 1K
100
22P
R618
R662 1K
1.3K
IC74
-4.7V
R650
10K
15.0V
Q32
Q31
R649
10K
-4.7V
+15V
R617
-15V
1.3K
R913
C649
100
22P
R915
2
C645
-
22
1
1u50
3
+
+
IC59
-15.0V
4
(1/2)
-15V
+15V
15.0V
C676
IC62
8
1u50
C692
3
(1/2)
+
47u16
+
2
-
1
R626
-15V
12K
C642
R663 1K
1000P
R664 1K
R665 1K
IC75
-4.7V
R652
10K
Q34
-15.0V
15.0V
Q33
R651
10K
-4.7V
5.1V
-15V
+15V
R625
12K
2
C691
C675
-
1
47u16
1u50
3
+
+
+
IC61
-15.0V
4
(1/2)
-15V
+15V
15.0V
IC64
C706
8
1u50
3
(1/2)
+
+
2
-
1
R634
-15V
12K
C643
R666 1K
1000P
R667 1K
R668 1K
IC76
-4.7V
R654
10K
Q36
-15.0V
15.0V
Q35
R653
10K
-4.7V
-15V
+15V
R633
15K
2
C705
-
1
1u50
3
+
+
IC63
4
-15.0V
(1/2)
-15V
+15V
-15V
T+15V
T-15V
CG
CH
HP MUTE DRIVER
R868
100
+B
1/4W
+5V
+5V
Q115
-4.8V
R873
+5V
2.2K
C852
R854
C876
4.9V
4.7u35
2.2K
1u50
R871
+
+
10K
Q112
R852
+
1K
-4.8V
MUTE
+
-4.8V
R851
1K
Q111
C851
C875
4.7u35
R853
1u50
+
+
2.2K
R869
100
-15V
-B
1/4
-10dB ATT.
DRIVE
+5V
+5V
C-V500
DESTINATION
UNIT No.
COUNTRY
ABB.
U.S.A.
K
X08-2770-10
CANADA
P
PX
Y
X08-2772-91
C-V550
DESTINATION
UNIT No.
COUNTRY
ABB.
GENERAL MARKET
M
X08-2820-20
MALAYSIA
I
AUSTRALIA
X
X08-2820-71
C-V700
DESTINATION
UNIT No.
COUNTRY
ABB.
GENERAL MARKET
M
X08-2820-21
MALAYSIA
I
AUSTRALIA
X
X08-2820-72
C-V750
DESTINATION
UNIT No.
COUNTRY
ABB.
U.K.
T
X08-2770-51
EUROPE
E
X08-2772-71
C-V770
DESTINATION
UNIT No.
COUNTRY
ABB.
CHINA
C
X08-2823-01
CN4
(
TROUT
)
1
TROUT
-15V
-15V
2
(
)
TLOUT
3
TLOUT
4
GND
C38
10u50
5
AD-R
+
+15V
6
+15V
C37 10u50
AD-L
X11-A/5
7
+
-CN16
8
GND
9
FL
5/6
10
GND
11
FR
H
GND
C719
12
47u16
13
C
+
14
GND
15
SL
16
GND
17
SR
D.GND
C720
18
47u16
19
SW
+
(
80
)
20
F-RELAY
(
79
)
21
CS-RELAY
22
MUTE
(
70
)
PROTECTION
23
C-V500/V550/V700/V750/V770(K) (4/6)
CI
CJ
X11-A/5
14.5V
-E3
5/6
+5V
IC67
G
8
R856
5
(1/2)
+
47
6
-
7
1/4W
R860
C880 47P
1K
Q114
R858 10K
-4.8V
CN6
WH6
PHONES
+
H.P. Lch
MUTE
AMP
1
H.P. Rch
2
H.P. DETECT
3
+
-4.8V
R857 10K
Q113
R859
C879 47P
1K
R855
2
-
1
47
3
+
1/4W
IC67
4
(2/2)
-14.5V
+5V
4.9V
Q106
R712
1K
-4.7V
4.9V
W101-
E
CN5
104
NO
YES
NO
W101-
E
CN5
104
YES
NO
YES
W101-
E
CN5
104
YES
NO
YES
W101-
E
CN5
104
YES
NO
YES
W101-
E
CN5
104
CAUTION: For continued safety, replace safety critical components only with man-
NO
YES
NO
ufacturer's recommended parts (refer to parts list).
ponents. For continued protection against risk of fire, replace only with same type
and rating fuse(s). To reduce the risk of electric shock, leakage-current or resis-
tance measurements shall be carried out (exposed parts are acceptably insulated
from the supply circuit) before the appliance is returned to the customer.
The DC voltage is an actual reading measured with a high impedance type volt-
meter with no signal input. The measurement value may vary depending on the
measuring instruments used or on the product.
C-V500/V550/V700/V750/V770
Y05-3380-10
CK
CL
(X11- ) (E/5)
PHONES
J8
E4
1
2
3
P2
indicates safety critical com-
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