Panasonic SA-HT920P Service Manual page 117

Dvd home theater sound system
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SCHEMATIC DIAGRAM-6
MAIN CIRCUIT
: +B SIGNAL LINE
IC2004
IC2000
C0CBADG00023
C0CBADG00023
Regulator
Regulator
C2053
3
2
1
3
2
1
1
R2898
560
L2011
DVD D+5V
G0A100G00005
DVD A+5V
L2012
G0A101G00022
D2008
B0BC7R500001
L2013
G0A100G00005
M+9V
DVD AC
Q2011
D2012
D+1.2V
B0ACCK000005
B1ADCF000001
Power Supply
C2063
Q2013
10V47
R2819 1
B1ABCF000131
1
2
3
Regulator
VIN
BIAS
VOUT
R2820 1
IC2005
R2821 1
C0DBEFG00003
Regulator
VREF
R2822 1
6
5
4
R2813
R2823 1
1K
R2815 330
Q2017
B1BCCD000016
Regulator
-7.5V
+7.5V
Q2015
C2069
R2834
R2836
R2837
KTA12710YTA
0.01
2.7K
2.7K
560
Regulator
-VP
D2015
C2067
R2832
B0EAKM000117
R2831
C2070
0.01
150
4.7K
16V100
Q2016
C2066
D2014
B1ADCF000001
50V100
B0BC02900004
Regulator
D2043
D2030
B0ECKM000016
B0ECKM000016
C+9V
OPT PCONT
C2065
D2046
D2045
0.1
B0ECKM000016
B0ECKM000016
1
2
3
ON/OFF
VIN
NC
IC2003
C0CBCDG00003
L2015
Q2024
J0JBC0000019
VO
Regulator
B1GDCFJ00023
DSP D+5V
6
5
4
Switch
L2016
J0JBC0000019
DSP A+5V
C2064
10V47
+12V
Q2022
Q2021
R2846
2SD21370PA
R2849
B1AAKD000009
820
Regulator
4.7
Regulator
SW5V
C2084
C2086
R2848
R2845
R2847
0.01
0.01
1.8K
150
470
C2083
D2025
C2085
D2026
16V100
B0BC5R600003
25V100
B0BC7R500001
D2027
B0ECKM000016
SUB B
R2857 15K
R2858 39K
T+9V
C2095
16V10
C2089
50V4.7
N
Q2025
DCDET
B1GBCFJA0015
DC Detect Switch
DVD AC
R2859 4.7K
: -B SIGNAL LINE
: MAIN SIGNAL LINE
IC2002
IC2001
C0DBAZG00033
C0DBAZG00033
DC-DC Converter
DC-DC Converter
1
2
3
4
5
1
2
3
4
5
L2019
G0A101G00022
R2860
4.7K
C2060 10V1
R2899
R2900
1K
1K
R2816 3.9K
D2009
D2011
C2061
B0ACCK000005
B0ACCK000005
6.3V820P
L2014
G0A100G00005
C2062
C2817
D2010
R2824
1
16V10
B0BC7R500001
820
C2056
D2013
25V33
B0BC9R000008
Q2014
R2826
B1GDCFGA0014
1.2K
Stabilizer
C2057
R2825
0.01
10K
R2827
2.7
R2828
2.7
Q2012
R2829
2.7
B1BCCG0000021
R2830
2.7
Regulator
C2074 63V100
R2835
4.7
C2075 50V100
FP2000
C2076
DC DET
2A
D2016
D2017
D2018
D2019
25V
B0EAKM000117
B0EAKM000117
B0EAKM000117
B0EAKM000117
1000P
SYS6V
C2071
C2072
C2073
D2020
MUTE H
63V100
50V100
25V1000P
B0EAKM000117
FRONTR
D2023
B0FBAM000010
SUB+B
R2854
R2855
1
1
FRONTL
RSURR
LSURR
CENTER
C2080
D2024
25V
B0ECKM000016
4700
SUBWOOFER
L2018
R2856
G0A100G00005
4.7K
C2082
C2077
PCONT
L2017
50V47
G0A100G00005
0.1
FREQ HOP
SYNC
FL1
D2044
D2021
R2839
B0EAKM000117
B0ACCK000005
820
FL2
C2078
D2022
25V33
B0BC01000014
Q2019
B1ABCF000131
Q2020
R2840
Regulator
B1GDCFGA0014
1.2K
Stabilizer
C2079
R2838
0.01
10K
R2841
2.7
R2842
2.7
Q2018
R2843
2.7
B1BCCG000021
R2844
2.7
Regulator
Q2023
2SD21370PA
R2850
R2853
D2034
Regulator
8.2
4.7
B0ECKM000016
C2088
R2920
R2852
C2081
0.01
12K
12K
50V220
E2000
C2171 K4CZ01000027
R2851
0.1
C2087
D2029
100
16V100
B0BC01000014
KEY2
JOG B
JOG A
BLUE LED
VREF+
RMT
HP L
HP R
EPM
R2032
220
JK2000
1
DVDAC2
2
DCDET
3
DVDAC1
4
SYS6V
5
MUTE H
6
DGND
7
FRONTR
8
SUB+B
9
OUTPUT GND
10
OUTPUT GND
11
FRONTL
12
SURRR
TO
13
GUARD GND
ACTIVE
SUBWOOFER
14
SURRL
UNIT
15
CENTER
SB-WA920PP-S
16
GUARD GND
17
SUBWOOFER
18
GUARD GND
19
PCONT
20
FREQ HOP
21
SYNC
22
FL1
23
SUBAC1
24
FL2
25
SUBAC2
C2830 0.1
26
CASE GND
Q2031
B1GBCFJJ0039
Switch
R2974
0
DISC2
R2975
0
DISC1
CN2008
1
KEY2
CSMLED
2
JOG B
DIGITAL
3
JOG A
C+9V
4
BLUE LED
TO
VRSLED
5
VREF+
HEADPHONE
MRSLED
6
GND1
CIRCUIT
DISC5
(CN6801)ON
7
RMT
DISC4
SCHEMATIC
8
HP L
DIAGRAM-8
DISC3
9
HPGND
MIC
10
HP R
STBY LED
KEY1
-VP
FLD RST
FLD CS
FLD CK
FLD DA
FL1
SW5V
FL2
CN2009
22
(SPE A)
21
(SPE B)
20
C+9V
19
(SPE C)
18
(SPE IN)
17
DISC5
16
DISC4
15
DISC3
14
DISC2
13
DISC1
TO
12
STBY LED
FL CIRCUIT
11
KEY 1
(CN6901)ON
10
GND1
SCHEMATIC
DIAGRAM-8
9
-VP
8
FLD RST
7
FLGND
6
FLD CS
5
FLD CK
4
FLD DA
3
FL1
2
SW5V
1
FL2

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