Toshiba SD-42HKSB Service Manual page 38

Front Circuit (2/2)
Check
if the Power part of the
Front is OK.
Check if
R027~R036
OK.
Refer to Micom
Circuit
Check
if the Power part of the
Front is OK.
Check if the
PN101 pin19
is Low.
Check if
headphoneJack
in JK001 is
OK.
Refer to M-COM
Circuit.
Refer to
power(SMPS).
Replace R027~R036
Refer to
power(SMPS).
Check JK001 Circuit.
Check Main B/D.
Check if the
Power part of the
Front is OK.
Check if
PN101 pin 12, 13
Waverfrom
OK.
Check if
R023, R024
OK.
Refer to Micom
Circuit.
Check if the
Power Part of the
Front is OK.
Check if the
Remocon waveform of the
11
PN101 pin .
Check if the
RMC001Volume
is OK (5V).
Replace RMC 001.
- 2-8 -
Refer to SMPS.
Replace R023, R024.
Refer to SMPS part.
Refer to Micom
Circuit.
Check RMC Circuit.