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14
Trouble shooting
1. No raster
Turn-on power supply, check
if the red indicator is light in
the STANDBY?
Check if PIN3(5V) of main
board is normal?
Check STANDBY circuit of
power supply board
Press POWER button in the
unit or sensor control and
check the indicator.
Check if the PIN27 of X304 in
01 board is high-level?
Check if the PIN11 of X303 in
main board is high-level?
Check power
supply board
Check if Va, Vs of X5203,
X5204 on the power board
is normal
yes
no
no
red
blue
no
yes
Replace 01 board
no
yes
Replace
N102
Check the panel
no
yes
Check the
power board
Summary of Contents for PH-50HU31S
Page 1: ...PDP TELEVISION PH 50HU31S...
Page 12: ...10...
Page 14: ...12...
Page 15: ...IF adjust Wiring diagram 13...
Page 19: ...page 1 of 4...
Page 20: ...page 2 of 4...
Page 21: ...page 3of 4...
Page 22: ...page 4 of 4...
Page 23: ...interface connector...
Page 24: ...KEY board...
Page 25: ...IR receiver board...
Page 26: ...TV board...
Page 27: ......
Page 28: ......
Page 30: ...APPENDIX EXPLODED VIEW PH50X31...
Page 32: ...9350HU3111 Ver 1 0...