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No Power
Does not turn the power LED
Red LED flashing
No Picture
RGB/Component, PC
(525p, 625p)
HG board
Display
HG board
OK
No signal
both SC & SS
D board
TPSC1 SC pulse
Local screen failure
Plasma display may have local area failure on the screen. Fig-T is the possible defect P .C.B. for each local area.
OK
Check F board
NG
See Self Check section
No picture
AV(NTSC, PAL, SECAM), Component(525i, 625i)
What signal?
All Input
Check OSD
Check
drive pulses
No SC pulse
on TPSC1
D or P1 board
When drive pulses are oscillated correctly,
slight hum noise can be heard from the boards.
C2 board
D board
SU board
D board
SD board
D board
C3 board
D board
<Local screen failure chart>
Fig-T
- 20 -
Check AC power code or power source
Check P1 board
DS
input
OK
DS pack
No SS pulse
on TPSS1
SS or D board
1 Field
C1 board
D board
C4 board
Panel(Vertical lines)
D board
Fuse F900, F901
Change P1 board
A-15, 17, 19
Component
A-7, 9
AV
Check
No signal
HG board
SC or D board
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