C) Power & Ac-Inlet Circuit - Panasonic SA-HT995EE Service Manual

20.3. (C) Power & AC-Inlet Circuit
SCHEMATIC DIAGRAM-13
B
POWER(DIGITAL AMP) CIRCUIT
H
M FRONT FL
M (AGND) GND
M FRONT FR
M (AGND) GDN
M SUBW_OUT
M (AGND) GND
M SURW_OUT SL
M (AGND) GDN
G M SURR_OUT
M (AGND) GDN
M
CENTER OUT
F
S SIGNAL
M MUTE_S
M MUTE_F
M HOP_DA
E
M S DC_DET
M D_AMP +5V
M GND
M
MOD_DA
D
L5501
J0JKB0000020
S +30V
M
M S +30V
M GND
M GND
M S -30V
M S -30V
C
L5500
J0JKB0000020
Q5102
B1ABCF000176
DC DETECT
Q5101
B1ABCF000176
DC DETECT
B
M : MAIN : SCHEMATIC DIAGRAM 8-12
D : POWER (DIGITAL AMP) : SCHEMATIC DIAGRAM 13-14
S : POWER (SMPS) : SCHEMATIC DIAGRAM 15-16
A
1 2 3
: MAIN SIGNAL LINE :+B SIGNAL LINE :-B SIGNAL LINE
C5002 R5000
0.1 5.6K
IN+_FL HOP_DA
C5005 R5003
0.1 5.6K
IN+_FR
C5314
R5306
0.47 5.6K IN+_SW
C5120
R5118
0.1
5.6K IN+_SL
C5107 R5104
0.1 5.6K
IN+_SR
C5222 R5205
0.1 5.6K IN+_C
C5004 R5002
0.1 5.6K
IN-_FL
C5003 R5001
0.1 5.6K
IN-_FR
C5317 R5307
0.47 5.6K
IN-_SW
C5121 R5119
0.1 5.6K
IN-_SL
C5106 R5103
0.1 5.6K
IN-_SR
C5223 R5206
OSC
0.1 5.6K
IN-_C
D_AMP +5V
SIGNAL
MUTE_S
MUTE_F
HOP_DA
DC_DET
D_AMP +5V
1
MOD_DA
IN-_FL
IN+_FL
VDDP
VDDP
LB5708
J0JKB0000020
VSSP
VSSP
DC_DET
Q5603
B1ADCE000012
MUTING
D_AMP+5V
SR+
R5021
47K
SIGNAL
R5022
33K R5602
10K
MOD_DA
Q5604
B1ABCF000176
MUTING
4 5 6
R5501 R5505
1K 100K
R5503
100K
R5508
Q5500 100K
B1ADCE000012
R5506
6.8K
SWITCHING
X5500
H2A375300003
Q5501
375KHz
B1ABCF000176
R5507
SWITCHING 1M
X5501
H2A415300001
415KHz
IC5000
C1BA00000487
AUDIO DIGITAL POWER AMP
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
C5026
0.1
C5012 C5013 R5005
220P 220P 10
C5011
220P
R5010
10
C5023
0.1
R5011
10
R5610
8.2K
R5611
8.2K
Q5601 Q5602
B1ABCF000176 B1ABCF000176
MUTING
MUTING
7 8 9
85
IC5500
C0JBAB000011
INVERTER
(CLOCK GENERATOR)
1 1A VCC 14
2 1Y 6A 13
3 2A 6Y 12
4 2Y 5A 11
R5509
0
5 10
3A 5Y
6 3Y 4A 9
7 GND 4Y 8
19 20 21 22 23
C5029
0.1
L5001
G0B9R5K00001
FR+
1 2
FR-
3 4
L5000 L5002
ETQA15A150T G0B9R5K00001
FL-
1 2 3 4
FL+
3 4 1 2
SA-HT995EE POWER(DIGITAL AMP) CIRCUIT
10 1 1
SA-HT995EE
12 13