Zenith ZH-T202SF Series, Service Manual, Page: 12 / 57

2-3
3. Front circuit (2/2)
Refer to
MICOM circuit.
Check if the
power part of the
front is ok?
Check if
R345~R350
ok?
Refer to power(SMPS).
No
Replace R345 ~ R350.
No
Yes
Yes
1
Resolder or
Replace RM301.
Check if the power
part of the front is ok?
Check if the remote
control waveform of PN3101
pin11 is ok?
Check if RM301
voltage is ok(5V)?
Refer to power(SMPS).
No
Check RM circuit
Refer to MICOM circuit.
Yes
No
Yes
No
Yes
2