Read Sony HCD-VM330AV Service Manual online
HCD-VM330AV
24
24
74
76
22 23 24
8
7
6
9
3
1
17
16
15
26
27
INPUT
AUTO-BALANCE
DELAY
VOLUME
MODIFIED
BNR
TRIMMER,
VOLUME
TRIMMER,
VOLUME
PSEUDO
STEREO
NOISE
SEQUENCER
TRIMMER,
VOLUME
L+R
2
L–R
CPU
INTERFACE
DATA
REQ
SCK
COMMAND
SLIN
CIN
LTIN
R-CH
R-CH
SELECTOR
CENTER
MODE
CONTROL
10KBIT S-RAM
LOGIC
CIRCUIT
ADAPTIVE
MATRIX
R-CH
PS
RIN
PS
LIN
DS2L
OUT
DIN
L
C
R
SW
OUT
SWVOL
IN
S
42
40
4
5
10
11
DVOL
OUT
R-CH
LOUT
CVOL OUT
SLVOL OUT
SLVOL
IN
CVOL
IN
BNR
IN
+
SWVOL OUT
C
OUT
SL
OUT
DOLBY PRO LOGIC
SURROUND PROCESSOR
IC301
3
5
7
1
9
B1
C1
D1
A1
E1
INPUT SELECT
LINE
OUT
LOGIC
32
15
14
DATA
CLK
51 V-DATA
52 V-CLK
DATA
CLK
R-CH
R-CH
J701 (1/2)
J302
VIDEO (MD) IN
L
R
AUDIO
L
R
J301
FRONT
L
R
REAR
L
R
CENTER
SUB
WOOFER
5.1CH
INPUT
R-CH
R-CH
G
FRONT
REAR
CENTER
WOOFER
(Page 23)
5.1CH
REAR
CENTER
FRONT
77
20
OUT1
29
VOL1
SOUND
CONTROL
ELECTRICAL VOLUME
IC302 (2/2)
AMP
IC304 (2/2)
MUTING
Q232
SUB WOOFER
OUT
MUTING
CONTROL
Q333, 334
LOW-PASS
FILTER
IC304 (1/2)
+
R-CH
J303
L
(Page 25)
FRONT
L-CH
REAR
L-CH
CENTER
M
(Page 25)
(Page 25)
N
K
(Page 26)
J
(Page 23)
D
(Page 22)
F
(Page 23)
H
(Page 23)
CD
L-CH
L-CH
TUNER
L-CH
L-CH
TAPE
L-CH
L-CH
INPUT SELECT
IC302 (1/2)
PL-DATA
PL-RQ
PL-CLK
27 28 25
S/W-MUTE
38
+
R-CH
WOOFER
SWIN
79
80
VRSWIN
LIN
72
DATA
CLK
SYSTEM CONTROLLER
IC801 (3/5)
• SIGNAL PATH
: TUNER
: CD PLAY (AUDIO)
• R-ch is omitted due to same as L-ch.
: CD PLAY (VIDEO)
: VIDEO IN (AUDIO)
: GAME IN (AUDIO)
: GAME IN (VIDEO)
: 5.1CH INPUT
REC
L-CH
L-CH
SPE ANA
1
VIN1
3
VIN2
7
OUT
2
SW1
E
(Page 22)
VIDEO OUT
J701 (2/2)
VIDEO
VIDEO SELECT
SWITCH
VIDEO AMP
IC309
72
VCD-ON
J304
VIDEO OUT
: REC
: TAPE PLAY
: REC
7-4.
BLOCK DIAGRAM – SURROUND Section –
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