Panasonic SB-WA870EB

8 Block Diagram
FILTER
Q506
Q505
Q513,
Q514
Q503
D502
D501
D528
Q516
SYNC
PCONT
POWER CONTROL
CIRCUIT
POWER CONTROL/PROTECTION CIRCUIT
22 23 18
(19)
2015 3 6 9
13
14 7
4
21
16
85 11(12) 24
SWITCHING
INTERFACE
SWITCH
DC DET
SWITCH
SWITCH
SYNC
SWITCH
-
+
-
+
-
+
-
+
SL(R)
SW
CIN SUBIN SLIN(R) +DI SENS +VD +VCC HI +VCC LOW C_O SUB_O SL_O(R) IN GND DISP HMUT AC IN IH DET -VCC LOW -VCC HI -VD -DI SENS
FILTER
FILTER
FILTER
FRONTL(R)
C
Q517
VOLTAGE
REGULATOR
F1
Z501
Q501,
Q502
SWITCH
DC_DET
Q520
INTERFACE
SWITCH
Q511
HP_CNT
Q515,Q519
DCDET
SWITCH
VOLTAGE
REGULATOR
D597
D598,D599
T501
T502
D508
SUBAC2
SUBAC1
TO MAIN
BLOCK
(JK2000) OF
SA-HT870EB/EG-S
FL1
FL2
20
(21)
FLIN(R)
6
(3)
FLIN(R)
Q512
VOLTAGE
REGULATOR
Q601
VOLTAGE
REGULATOR
D601
Q602
VOLTAGE
REGULATOR
Q603
VOLTAGE
REGULATOR
D602
4
-VCC LOW
+VCC LOW
5
D603
D604
26
(25)
FLIN(R)
1
(2)
FL_O(R)
12
IH DET
11
DISP HMUT
7
AC IN
+DI SENS
-DI SENS
13
14
1
+VCC HI
18
+VD
2
-VCC HI
19
-VD
POWER HIC
DUAL
LOW
-NOISE
OP AMP
RSN312H24-P
POWER HIC
IC501
RSN311W64B-P
JK500
AC INLET
RLY501
POWER TRANSFORMER
IC502
C0AABB000055
SUB
TRANSFORMER
JK501
CENTRE
SPEAKER
SUBWOOFER
JK601
FRONT
SPEAKER
JK501
SURROUND
SPEAKER
IC601
Q552~Q557
FAN
MOTOR
DRIVE
L500
B B
B B
B
B
B
B
B
B
SIGNAL LINES
( ) Indicates Pin No. of Right Channel Note : Signal Lines are applicable to the Left Channel only.
: MAIN SIGNAL LINE
B
B
B
B
BB
M
A
E500
15
SB-WA870EB / SB-WA870EG