Troubleshooting Guide - Sanyo PDP-32XS8DA Service Manual

2. Troubleshooting guide

2.1. No raster
Turn-on power supply, check
if the red indicator is light in
the STANDBY?
no
Check if 5VSTB of X802 14#
on main board is normal?
no
Check STANDBY circuit of
power supply board
yes
Press POWER button on the
unit or sensor control and
check the indicator.
Check if the pin5 of X802 on
main board is high-level?
Check high voltage on
power board
no
Check POWER
ON/OFF control circuit
on the main board
blue
yes
21
red
Check high voltage on
power board