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TROUBLESHOOTING FLOWCHART
LED lamp blinking
Turn power on and check
state of lamp.
Not lighted.
LAMP STATE
Power supply
circuit faulty.
POWER SUPPLY STATE
∗
Replace Main
Power PCB.
REMEDY
∗
Vs and -Vy must be adjusted.
Blinks
continuously.
Power turned off
immediately.
RED
Check 1
Blinks continuously.
Power turned off
immediately.
RED
Check 1
Blinks once
Power turned off
after 10 sec.
RED
Check 2
Blinks twice
Power turned off
after 10 sec.
RED
Check 3
Blinks four times
Power not turned
off, LED blinks only.
RED
Replace Main/Digital
PCB Assy.
Blinks five times
Power not turned
off, LED blinks only.
RED
Replace Video PCB
Assy.
Is on-screen display
normal?
Check 4
All input image
faulty.
Signal processing
PCB faulty.
Replace Main/Digital
PCB Assy.
Video input image
faulty.
Check 5
S-video input image
faulty.
Check 5
Component video
input image faulty.
Check 6
RGB input image
faulty.
Check 7
Lights steadily for
more than 10 sec.
GREEN
NO
YES
Note : 1. Since a voltage is applied to the Main Power
PCB and PFC PCB heat sinks while the set is
operating, do not touch the heat sinks.
2. If the PFC PCB insulation sheet is not
installed when assembling, the PFC PCB
fuse will blow.
3. After the power cord plug was pulled out, do
not pull out the connector on the Main Power
PCB until the green LED(D531) turns off.
Содержание Plasmavision PDS4229W-B
Страница 1: ...PDS4229W B Copy Prohibited FUJITSU GENERAL Proprietar y ...
Страница 44: ...May 2001 Printed in Japan 0105J1859 ...