Main Circuit - Panasonic SA-HT330GCT Service Manual

Dvd home theater sound system
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22.3. MAIN CIRCUIT

SCHEMATIC DIAGRAM - 9
MAIN CIRCUIT
Q2030
B1GBCFJN0033
SWITCH
TRY_CW
7
TO
C+9V
CD TRAY
6
GND
LOADING
5
VREF+
CIRCUIT
4
(CS901) ON
TRY_CCW
3
SCHEMATIC
TRY_CLOSE
2
DIAGRAM-23
TRY_OPEN
1
H2000/W2000
GND
10
M+9V
9
DETECT
8
RCH
R2200
7
TO
DO/ST
6
TUNER PACK
R2100
LCH
5
(J3CCBC000004)
SD
4
DI
3
CLK
2
PORT_SEL
1
W2093
CN2002
0
W2083
0
STATUS
50
CMD
49
DSPCLK
48
MGND
47
M+9V
46
MGND
45
M+9V
44
DGND
43
D+1.2V
42
DGND
41
D+1.2V
40
AGND
39
A+5V
38
AGND
37
A+5V
36
DGND
35
D+5V
34
DGND
33
D+5V
32
DGND
31
AUDIODIGITAL
30
DGND
29
ZFLAG
28
TO
VREF
27
DVD MODULE
SUBW
C2600
CIRCUIT
26
ADACGND
(FP8101) ON
25
CENTER
C2500
SCHEMATIC
24
DIAGRAM-4
ADACGND
23
SR
C2400
22
ADACGND
21
SL
C2300
20
ADACGND
19
FR
C2256
18
ADACGND
17
FL
C2156
16
ADACGND
15
C2257
MIXR
14
ADAC5V
13
MIXL
C2157
12
ADAC5V
11
C
10
C2054
VGND
9
Y
8
VGND
C2049
7
CR/PR/R
6
VGND
C2050
5
CB/PB/B
4
VGND
C2051
3
PY/Y/G
2
VGND
C2052
1
CN2004
: +B SIGNAL LINE
R2803
2.2K
VREF+_2
R2804
2.7K
BRAKE_H
TRAY_CW
M+9V
D2042
D2041
TRAY_CCW
TRAY_CLOSE
TRAY_OPEN
D2041, D2042
W2046
B0EAKM000117
0
T+9V
22K
TUN_R
TUN_DO
22K
TUN_L
TUN_SD
TUN_DI
TUN_CLK
C2864
C2090
16V100
0.01
DVD_STAT
DVD_CMD
DVD_CLK
M+9V
D+1.2V
C2870
6.3V330
L2806
G0C220JA0055
R2895
10K
W2011
0
D+5V
DVD_MUTE
Q2028
B1GBCFJN0033
INVERTER SWITCH (ZFLAG)
1
R2600
10K
SUBW
16V10
R2500
10K
DVDCNT
50V10
R2400
10K
DVDSR
W2099
0
16V10
R2300
10K
DVDSL
W2023
0
1
R2256
2.7K
DVDFR
R2156
C2242
470P
2.7K
1
DVDFL
R2257
C2243
470P
12K
50V10
DVD_MIXR
50V10
R2157
12K
DVD_MIXL
A+5V
W2077
0
S_C
6.3V220
S_Y
100P
CR_R
100P
CB_B
100P
PY
100P
: MAIN SIGNAL LINE
: FM/AM SIGNAL LINE
R2918
R2919
R2917
0
0
C2034
C2028
C2029
1
1
C2036
50V22
8
7
6
C9ZB00000498
VIDEO SELECTOR IC
9
10
11
C2047
R2920
6.3V330
10K
73
SA-HT330GCT / SA-HT330GCP
: DVD VIDEO SIGNAL LINE
W2250
0
0
C2032
C2035
0.1
0.1
0.01
W2059
0
5
4
3
2
1
C2037
0.01
IC2006
12
13
14
15
16
C2039
0.01
R2891
R2889
R2890
R2886
C2046
6.3V330
R2887
R2888
L2010
G0C220JA0055
C2038
10V220
75
75
75
75
75
75

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