Service manual

83
DESCRIPTION
It defect Zero Cross part of Trans output voltage, Transistor TR1 is used to put in the Micom.
Detail Driving is as following Fig 11-1.
R19 is Resistance to limit current.
MICOM
TRANS
OUTPUT
D5
D6
R2
5.6K
12
CC4
103
TR1
KRC120M
12 1
23
21
R3
10K
R27
1K
VCC
31
DETECT POINT
H
The
Number
31 of
Micom
terminal
AC18V
L
Fig 11-1
Zero Crossing Detect(11)