Schematic Diagram - Surround Board - Sony HCD-ZX10D Service Manual

Q Q
7-33. SCHEMATIC DIAGRAM – SURROUND BOARD –
3 7 6 3 1 5 1 5 0
NO702 C700
7P 4.7
50V
REAR-R
REAR GND
REAR-L
REAR-RY
CENTER GND
CENTER
(Page 54) CENTER-RY
T E
L 1 3 9 4 2 2 9 6 5 1 3
EP790
(CHASSIS)
∗
C792
0.01
w w w
HCD-ZX10D
R799
100k
R798
100k
R792
100k
R700
1k
C703
100p
R710
∗
R702
220
Q722
2SC3906K
C702
100
10V
R727 C721
33k 22 50V
C795
22
100V
R736 R726
68k 68k
D720
1SS355TE
C752
100
10V
R752 R711
220 ∗
C753
100p
R725
68k
R737 R724 R729
100k 100k 100k
R740 C743
C740 Q720-722
1k 100p R770
4.7
STANDBY 0.22
50V
5W
SWITCH
R701,710-712,741,751
47k (E15,SP,MY)
R712
56k (AUS) ∗
∗ C741
R728 R771
0.0022 (E15,SP,MY) 47k 1k
0.001 (AUS)
R722
47k
R772
15k
Q721
2SA1207
C741 R741 R742
∗ ∗
220
C742 Q720 R723 D770
100 2SC2412 2.2k 1SS355TE
10V
R720 R721
10k 10k
x a o
y
. i
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8
POWER AMP
IC701
STK413-430
D791
UDZ-TE-17-18B
R793
R730
1
0.22
5W
R731
R794
1k
100
R732 Q730 C730
15k 2SC3906K 0.068
R795
OVER LOAD
100
DETECT C731
Q Q
0.068
3 7 6 3
R733
150k
C796 R796 R797 R735
22 1k 1k 10
100V 1W 1W 1/2W
R783 150k
D780
1SS355TE
R782 Q780
15k 2SC3906K
OVER LOAD
DETECT
R780
0.22
R781 5W
1k
C770
0.068
C771
0.068
Q770
2SC3906K
OVER LOAD
R775
DETECT R773
10
150k
1/2W
u 1 6 3
.
61 61
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2 4
9 9 8
-1
-2
R764
100 RY760
1W
D761
1SS355TE
1 5 1 5 0 8 9 2 4
-1
JW791 -2
R785
10
1/2W
R765
100 RY761
1W
D762
1SS355TE
Q763 Q762
2SC2412 2SC2412
RELAY RELAY
DRIVE DRIVE
R790 Q764 Q765
1.5k 2SC2412 2SC2412
PROTECT PROTECT
R768 SWITCH SWITCH
2.2k
R788 R766
1.5k 2.2k
D760
1SS355TE
-17
m
c o
HCD-ZX10D
2
9 9
NO700
10P
CENTER
C-GND
REAR L-CH
REAR GND
REAR R-CH
SURR GND
-VL
+VL
(Page 59)
-VH
+VH
9 8 2 9 9
NO701
5P
UNREG-V
PROTECT
DC DETECT
OVERLOAD DETECT
STK MUTE
(Page 58)
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.