-83-
TROUBLESHOOTING GUIDE Appendix
Check
F801(125V 6.3A)
FUSE
PCW1
Y801
L801
R831
2W10K
Q703
MICOM#41
Degaussing SW
D/Coil
D801
Q801
132V
D810
R810
I802
Check
Voltage
Check
R802(10W 1ohms)
Check
Voltage DC100~380V
Check
waveform R823
2W 10K
Check
PWR ON : L
PWR OFF : H
Check
Voltage
Check
Voltage
45.7V
SOUND B+ 13.5V
ST-BY 11V
R104
D814
D815
R809
R808
C807
C834
D805
C830
D805
D804
C824
C804 #2
#5
#9
#7
#11
#13
#15
#17
C808
R825
2W
0.1
1W
1k
R803
VIN 5
4
3
2
1
GND
I801
Drain
Source
OCP
FB
R833
FROM MICOM #42
PWR ON : H
PWR OFF : L
R819
Q803 R806
R830
R827
Q806
Q802
PWR ON
ST-BY
<DRAN OF I801>
I803
C833
TOI101#34
X-RAY
FROM
FBT+12.5V