Read Sony HT-DDW980 / SA-WP980 / SS-MSP980 / SS-SRP980 Service Manual online
5
5
SA-WP980/SS-MSP980/SRP980
SA-WP980/SS-MSP980/SRP980
1-1. BLOCK DIAGRAM
Signal Path
: AUDIO
IC202 (1/2)
AMP
IC203 (1/2)
LPF
RV801
(VOL)
J101
(AUDIO IN)
IC203 (2/2)
BUFFER
Q302, Q304
PRE DRIVE
Q307 - Q310
AMP
Q731
SWITCH
Q102
+V REG
+V
Q505
SWITCH
IC500
PROTECTION
D505
D504
D402
RECT
RECT
T1
POWER
TRANSFORMER
D801 - D804
RECT
RY301
RELAY
RELAY
D901
(POWER)
F901
SP1
(SPEAKER)
Q303, Q305
CURRENT MIRROR
Q301, Q311
CURRENT REGULATOR
IC202 (2/2)
HPF
Q103
-V REG
-V
6
DRIVER
RELAY
4
OFF
AC
1
LOAD
OVER
OVER
+V
+B
-B
AC
IN
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