Block Diagram - Panasonic SB-WA17E Service Manual

9 Block Diagram

26 22 23 18
TO MAIN (25) (19)
BLOCK
(JK2000) OF
SA-HT17E/EB/EG/EP-S
A
SL(R)
C
FRONTL(R)
DC_DET
SW
HP_CNT
AC1
AC2
FL1
FL2
PCONT
SYNC
20
(21) 11
RSN312H24A-P
POWER IC
12
POWER CONTROL
CIRCUIT
15 20 3 6 1
(2)
D501
B B
FILTER
FILTER
FILTER
FILTER
B
D508
Q559
B
DC DET
SWITCH
B
Q520 Q503
INTERFACE
SWITCH
SWITCH
Q515,Q519
DCDET
SWITCH
Q517
VOLTAGE
REGULATOR
B B
6
19 2 18 1 (3)
IC601
SIGNAL LINES
: MAIN SIGNAL LINE
( ) Indicates Pin No. of Right Channel
8 11(12)
Q602
VOLTAGE
Q501,
B
Q502 REGULATOR
SWITCH Q601
VOLTAGE
B
REGULATOR
Q552~Q557
Q603
FAN
VOLTAGE
MOTOR
REGULATOR
DRIVE
M
Q512
VOLTAGE
B
REGULATOR
Q511
VOLTAGE
REGULATOR
B
RLY501
B
B
D528
Q516
SYNC
SWITCH
7
D604
4
+VCC LOW
13
+DI SENS
14
-DI SENS
D603
5
-VCC LOW
Note : Signal Lines are applicable to the Left Channel only.
17
IC501
RSN311W64D-P
POWER IC
POWER CONTROL/PROTECTION CIRCUIT
5 24 13 9 14 16 21
B
B
Q506
INTERFACE
SWITCH
D502
Q505
SWITCHING
D601
D597
B
B
D598,D599
T502
Z501
F1
D602
SB-WA17E / SB-WA17EB
4 16
B
JK501(JK502)
SURROUND
SPEAKER
JK502
CENTRE
SPEAKER
CN603
SUBWOOFER
JK501,CN603
FRONT
SPEAKER
T501
JK500
AC INLET
L500
E500