C) Power, Ac-Inlet And Sub Power Circuit - Panasonic SA-HT940PC Service Manual

SA-HT940P / SA-HT940PC

19.3. (C) Power, AC-inlet and Sub power Circuit

SCHEMATIC DIAGRAM-12
C
POWER(DAMP) CIRCUIT
: MAIN SIGNAL LINE
+50V
+30_VDD
H
+30_VDD
PGND_30
PGND_30
-30_VDD
-30_VDD
G
CN5050
FRONT L
17
AGND
16
FRONT R
15
AGND
14
SUBWOOFER
13
AGND
12
F
B SURROUND L
11
TO
AGND
10
MAIN CIRCUIT
SURROUND R
9
(CN2011) on
AGND
8
SCHEMATIC
CENTER
7
DIAGRAM-11
MODE_S
6
MODE_F
5
FHOP
4
DGND
3
MUTE_CSW
2
MOD_DA
1
E
C5099
0.01
D
DC_DET
+12V
C
B
A
1 2
:+B SIGNAL LINE :-B SIGNAL LINE
R5410 220
C5406 0.47
R5067 100
R5309 220 C5305 0.47
R5066 100
R5208 220
R5065 100
R5107 220
R5502 2.2K
R5506 22K C5504 50V2.2
D5041 B0ACCK000005
R5057 4.7K
R5056 4.7K
Q5022
R5040 0 R5059 10K C5022
B1ABCF000011 16V47
MUTING
L5021
(CENTER SW)
ELJPC220KFB
R5052 22K
Q5023
R5060 10K
B1ABCF000011
MUTING
R5051 22K
Q5025
R5062 10K
B1ABCF000011
K5001
MODE SELECTOR 0
C5603 50V2.2
R5601 2.2K R5605 22K
L5023
ELJPC220KFB
D5010
B0ACCK000005
IC5004
IN GND OUT
C0CBADE00023
1 2 3
TERMINAL
R5012 100
C5002 C5001
C5003
14 13 12 11 10 9 8
16V100 16V100 16V100
VCC
IC5010
C0JBAB000472
INVERTER
GND
1 2 3 4 5 6 7
R5014
R5011 10K 1M C5019 47P
R5015 D5013
D5012
1M B0ACCE000003 C5018 47P
B0ACCE000003
3 4 5
IC5001
RSN704D66-P
DIGITAL POWER AMP
LB5071
C5029 C5030
J0JKB0000020
63V47P 63V47P
CH6IN +VCC_PRE
LB5072
J0JKB0000020
-30V
MUTE_5,6 -VCC_PRE
CH5IN GND L5309
ETQA15A150T
3 4
MUTE_4 CH6OUT
CH4IN CH5OUT 1 2
MUTE_3 -VCC5_6
CH3IN +VCC5_6
L5207
GND CH4-OUT ETQA15A150T
3 4
NC CH4+OUT
1 2
GND +VCC3_4
GND -VCC3_4 L5105
ETQA15A150T
CHMODE CH3+OUT 3 4
IN2 CH3-OUT 1 2
(CENTER)
R5516 0
HICSUB -PH2
R5514 0
PRIN +PH2
R5519
PRMON GND L5503 8.2K
ETQA17A150T
MUTE/
3 4
+Vout2
PREN/STBY
AGND1/2 +Vcc2 1 2
CREF1/2 -Vout2
C5914
10V1
AVCC1/2 IC1SUB L5601
ETQA17A150T
CLKCTL1/2 -Vout1 3 4
CLKIN1/2 +Vcc1 1 2
CLKMODE1/2 +Vout1
C5028 63V220P
HICSUB GND
R5074 4.7K
R5615 0
IN1 (SW) +PH1
C5020 0.1
R5613 0
D5031 B0BC3R400001
+Vdd1/2 -PH1
C5027 63V220P
R5073 22K R5072 1.5K
R5077 0
Q5014
B1ABCF000011
INVERTER
4 3 2 1
-VCC
C0ABBA000163
DUAL OP-AMP
+VCC
5 6 7 8
R5076 0
R5094
1K
6 7 8
78
4
2
L5300
G0B9R5K00001
+30V
4
2
L5400
G0B9R5K00001
R5298 10K
4
R5080 10K
R5282
2
22
R5079 10K L5100
R5284
G0B9R5K00001
22K
R5290 150K
4
2
L5200
G0B9R5K00001
R5189 82K
C5097
50V10 R5197 10K
R5518 10K
R5627 Q5096
8.2K
B1ABCF000011
DC DETECT
R5070 4.7K
Q5095
B1ABCF000011
DC DETECT
R5071 0
Q5031
B1ADBL000010
INVERTER C5033
0.1
R5038 220K
IC5002
Q5002
B1ABCF000011
DC DETECT
Q5001
B1ABCF000011
Q5015 DC DETECT
B1ADBL000010
VOLTAGE DETECT
SA-HT940P/PC POWER(DAMP) CIRCUIT
9 10 1 1
3
1
3
1
3
JK5400
1
GND
14
GND
13
SL-
12
SR-
11
FL-
10
FR-
9
C-
8
TO
SW-
7 SPEAKERS
SL+
6
SR+
5
FL+
3 4
FR+
3
C+
1 2
SW+
1
4 3
2 1
L5500
G0B9R5K00001
2 1
4 3
L5600
G0B9R5K00001
12 13