Active Subwoofer (Sb-Hwa520) - Panasonic SU-HTB550PH Service Manual

5.2.

Active Subwoofer (SB-HWA520)

5.2.1. AUDIO & POWER SUPPLY BLOCK DIAGRAM
: AUDIO OUTPUT SIGNAL LINE
SU-HTB550PH
AC INLET P.C.B.
P5701
AC INLET
NOTE: " * " REF IS FOR INDICATION ONLY
LED P.C.B.
CN4000* CN1003
5V
3 3
CN4000* CN1003
LINK LED
1 1
LED LED DRIVE SWITCH
DIGITAL RECEIVER MODULE P.C.B.
- CN1000
LINK
8 8
- CN1000
CH2 R OUT
4 4
- CN1000
5V
5 5
DIGITAL
FREQUENCY
RECEIVER
CIRCUIT
RF PCONT - CN1000
7 7
- CN1000
RF MUTE
10 10
DC DET - CN1000
12 12
IDSET - CN1000
9 9
S1000
POWER BUTTON P.C.B.
I/D SET
IDSET H1004* CN1002
1 4
S1001
POWER
MODE SW H1004* CN1002
4 1
H1004* CN1002
POWER SW
3 2
SMPS MODULE P.C.B.
CN201* H1001*
PCONT
1 1
CN201* H1001*
MUTE
6 6
CN201* H1001*
+5V
7 7
-23V CN201* H1001*
5 5
TL10* CN101*
SWITCHING MODE
L
RED POWER SUPPLY
TL20* CN101*
CIRCUIT
BLK N
CN201* H1001*
+23V
2 2
PRIMARY SECONDARY
DAMP P.C.B.
5V
LINK LED
IC3002
C0ABBB000244
DUAL
OP-AMP
6 7
LINK LED
CH2 IN RCH
2 1
+5V
Q1004
Q1005
PCONT PCONT
SWITCH
Q1006
RF MUTE
DC DET
IDSET
IDSET
MODE SW
POWER SW
Q1009
VOLTAGE
SUPPLY
CONTROL
PCONT
DC DET Q1003
+5V POWER +5V
+5V +5V
SUPPLY
-23.5V
Q2011
-16V VOLTAGE
-23.5V -16V
REGULATOR
Q2010
STABILIZER
Q2002
+23.5V +16V VOLTAGE +16V
REGULATOR
D2000
+23.5V
19
IC5200
C1BA00000497
POWER AMPLIFIER
22 IN2+
3 IN1-
BOOT2 15
CN1005
OUT2 14
2
CN1005
OUT1 10
1
BOOT1 9
+5V POWER
SUPPLY
SWITCH
23 MODE
MUTING
Q1007,Q1008
SPEAKER
PROTECTION
SWITCH
+5V
5V
-23.5V
-23.5V
-16V
-16V
+16V
16V
+23.5V
23.5V
SC-HTB550PH(SB-HWA520PH) AUDIO & POWER SUPPLY BLOCK DIAGRAM
SPEAKER
-
SUBWOOFER
+