Panasonic SC-HTB550GK

111
16.3. Active Subwoofer (SB-HWA520)
16.3.1. DAMP CIRCUIT (1/2)
A
1
2 3 4 5 6 7 8 9 10 11 12 13 14
1 2 3 4 5 6 7 8 9 10 11 12 13 14
C
D
B
E
G
H
F
2/21/2
SC-HTB550GK/GS/GSX (SB-HWA520GK/GS/GSX)
DAMP CIRCUIT
1
2
P1
TO DAMP
CIRCUIT (2/2)
H
DAMP CIRCUIT
SCHEMATIC DIAGRAM - 13
: +B SIGNAL LINE : -B SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
TO
DIGITAL RECEIVER
MODULE
I
TO
POWER BUTTON
CIRCUIT (H1004*)
IN SCHEMATIC
DIAGRAM - 15
TO SMPS MODULE
TO LED
NOTE: “ * ” REF IS FOR INDICATION ONLY
+23.5V
B1ACKD000006
+5V POWER SUPPLY
Q1003
PGND
C1003
0.1
Z1003
C1000
0
0
C1010
PCONT
0.1
C5603
C1009
6.3V680
R1000
150K
2
1
1
4
4
3
CN1002
6
5
8
9
11
12
10
18
15
17
16
20
19
13
14
7
2
1
4
3
22
21
CN1000
D1000
0
C4000
0.1
+5V
-23.5V
R1003 0
0R1034
1
3
2
CN1003
4
5
1
3
2
7
6
H1001*
DC_DET
MODE_SW
RF_MUTE
1K
R1020
10K
R5770
B1GBCFJJ0051
VOLTAGE SUPPLY
CONTROL
Q1009
PGND
PCONT
-23.5V
+5V GND
+23.5V
5V
+5V
DC_DET
LINK_LED
5V_GND
NC
NC
DGND
RF_MUTE
NC
NC
NC
NC
NC
DC_DET
+5V
AGND
AGND
IDSET
MODE_SW
POWER_SW
+5V_GND
+5V_GND
CH2_IN_LCH
CH2_IN_RCH
IDSET
PCONT
LINK_LED
NC
LED2
LED1
Z1000
321321
R3204
10K
R3206
0
C3205
10K
C2015
0.1
C2006
0.1
1000P
C3105C3106
100P
675
24 3
8
1
IC3002
C0ABBB000244
1.2K
R5769
390
R3107
R3108
6.8K
K1004
0
DUAL OP-AMP
B1ACKD000006
Q2011
22
R2010
27
R2005
C2001
25V100
C2000
0.1
R2006
10K
Q2002
B1AAKD000012
-16V VOLTAGE
REGULATOR
+16V VOLTAGE
REGULATOR
R2014
560
8.2K
R2013
22
R2000
D2000
B0BC01600013
2.7K
R2004
C2010
25V100
0.1
C2011
Q2010
B1ACCF000093
STABILIZER
R2012
2.7K
-VCC
+VCC