Read Panasonic SU-HTB520EB / SU-HTB520EG / SB-HWA520EB / SB-HWA520EG / SC-HTB520EB / SC-HTB520EG / SU-HTB520EGK / SB-HWA520EGK Service Manual online
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14.6. AUDIO & POWER SUPPLY (2/2) BLOCK DIAGRAM
SC-HTB520EB/EG(SB-HWA520EB/EG) AUDIO & POWER SUPPLY BLOCK DIAGRAM
4
-
CN1000
-
CH2 IN RCH
I/D SET
S1000
POWER
S1001
PCONT
MUTING
Q1006
Q1004
Q1005
POWER SWITCH
SWITCHING MODE
POWER SUPPLY
CIRCUIT
DIGITAL
TRANSMITTER
SU-HTB520
WIRELESS AUDIO
RECEIVER
RF/IF
TRANSCEIVER
23.5V
VCC
-VCC
-23.5V
5V
1
-
H1001*
-
PCONT
9
-
CN1000
-
IDSET
1
-
CN1003
-
LINK LED
3
-
CN1003
-
+5V
12
-
CN1000
-
DC DET
5
-
CN1000
-
+5V
+23.5V
2
-
H1001*
-
IDSET
IDSET
4
1
CN1002
H1004*
-23.5V
5
-
H1001*
-
DC DET
6
-
H1001*
-
-
-
-
TL10*
-
-
-
TL20*
POWER SW
2
3
CN1002
H1004*
MODE SW
1
4
CN1002
H1004*
PCONT
7
-
CN1000
-
RF MUTE
10
-
CN1000
-
LINK LED
8
-
CN1000
-
+5V
7
-
H1001*
-
P5701
POWER AMPLIFIER
C1BA00000497
IC5200
-
+
Q1007,Q1008
DC DETECT
OUT1 10
BOOT1 9
OUT2 14
BOOT2 15
3 IN1-
22 IN2+
23 MODE
2
CN1005
1
CN1005
2
1
6
7
OP-AMP
C0ABBB000244
IC3002
+23.5V
VCC
Q2002
+16V VOLTAGE
REGULATOR
Q2010
POWER
CONTROL
LED DRIVE
Q1009
POWER
CONTROL
-23.5V
Q2011
VOLTAGE
REGULATOR
-VCC
+23.5V
-23.5V
VCC
-VCC
+5V
Q1003
POWER
SUPPLY
5V
: AUDIO OUTPUT SIGNAL LINE
AC INLET
D-AMP P.C.B.
SMPS MODULE
AC INLET P.C.B.
POWER BUTTON P.C.B.
LED P.C.B.
SPEAKER
SUBWOOFER
NOTE: “ * ” REF IS FOR INDICATION ONLY
WIRELESS SYSTEM
DIGITAL RECEIVER
SWITCH
LED
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