Read Sony HCD-DR8AV / HCD-W900AV Service Manual online
HCD-DR8AV/W900AV
— 25 —
— 26 —
SPEANA
MD OUT
J701
J704
L-CH SIG
BBA2
BUS OUT2
REC B2
REC A2
BBB2
VD OUT
6
1
VIDEO 2
IN
IN1
IN3
J804
10
2
3
5
C
B
A
VIDEO 1
IN
DVD VIDEO
IN
J702
46
45
28
X
12
14
15
V1, AU,
L-CH IN
X2
X1
X0
J701
13
10 9
B
A
V2, AU,
L-CH IN
J804
FRONT
(L IN)
16
J703
CENTER
IN
J703
REAR
(R IN)
J703
WOOFER
IN
WOOFER
OUT
J703
46 45
IC181 SELECTOR
AV SWITCH
IC191
PHONO
(L IN)
J701
CD
SECTION
TC PB L
MD (L IN)
69
68
66
IN D2
IN B2
IN A2
SOUND PROCESSOR 1
IC101
IC601
PHONO AMP
65
2
67
IN C2
MIC IN
IN E2
64 IN F2
D OUT 2
KEY IN2
L
LT-IN
MUTE
SWITCH
Q731
D805
MAIN CONTROL
IC501 (1/2)
3
LINE-MUTE
F-RELAY
DBFB-H/L
SW-MODE
RESET
6
12
28
45
46
46
37
BUF IN2
57
36
39
38
58
L+R
30
MUTE
SWITCH
Q113
VIDEO
OUT
J702
TC REC L
DECK
SECTION
POWER
SECTION
MIC-SIG
ST-L
CD-L
J701
B
(Page 24)
A
(Page 22)
C
(Page 30,
32)
DECK
SECTION
B
(Page 24)
POWER
SECTION
E
(Page 29, 31)
DISPLAY
SECTION
D
(Page 33)
3
1
DISPLAY
SECTION
F
(Page 33)
F-RELAY
POWER
SECTION
G
(Page 29, 31)
4
IN2
J702
• R CH: Same as L ch
• SIGNAL PATH
: FM
: CD
: PB
: REC
: VIDEO/MD
• SIGNAL PATH
: FM
: CD
: PB
: REC
: VIDEO/MD
FM/AM TUNER
TUNER UNIT IS
SUPPLED AS THE
ASSEMBLED
BLOCK
TUNER UNIT IS
SUPPLED AS THE
ASSEMBLED
BLOCK
74
C-IN
76
SL-IN
77
SW-IN
79
VRSW-IN
80
SURROUND PROCESSOR
IC201
POWER
SECTION
REAR-L
CENTER
1
3
9
23
22
24
REQ
VOLOUT C
VOLOUT SL
DATA
SCK
MUTE
SWITCH
Q271
MUTE
SWITCH
Q281
M
(Page 29, 31)
59
SUPER WOOFER
72
60
DBFB
POWER
SECTION
O
(Page 32)
Q115
SWITCH
Q111
SWITCH
Q112
SWITCH
17
VOLOUT SW
34
493-LAT
38
493-DATA
47
493-CLK
48
PL-CLK
23
PL-DATA
24
PL-LAT
25
V_MUTE
28
FUNC_SEL1
45
FUNC_SEL0
46
LATCH 38
DATA 47
CLOCK 48
7
1
3
RESET
GEN
IC800
EVER+5V
INV
Q804
INV
Q803
INV
Q801
INV
Q802
RESET
MAIN (1/2) SECTION
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