Sony KV-28DS20U Service Manual page 53

5-5. IC BLOCK DIAGRAMS (2)
A BOARD IC4 PST593C
+
-
D BOARD IC500 STV9379
2 8 6
FLYBACK
GENERATOR
-
1
POWER
AMP
+
7
THERMAL
PROTECTION
4
D BOARD IC600 STR-S6709
9
START UP OVP
LATCH
PRE REG
OSC
THERMAL
7
V c c
OSC T DELAY Q
R
V out
G N D
Reset
5
PROPORTIONAL
DRIVE
REF
8
108
3
1
4
2
5
4
3
1
2
6