29
V-FT450S
/29V-FT95S
26
TV
29L-FG1MX
Service Manual
29L-FG1MX
Market
E
TROUBLE SHOOTING FLOWCHART
NO RASTER
LED COLOUR ?
Power On by R/C
Does horizontal
circuit momentary
oscillate ?
Check protector circuit
and pin 106 & 107
(waveform no.3 & 4)
of IC 2100. Also check
the waveform no.7 of
IC501 at pin 5 and its
related parts.
Check the power circuit
consisting of IC701,
IC702, T701 and its
related parts. Also check
the horizontal out circuit
Q604 and its related
parts.
Check CRT connector
(KY), (H) bias.
(14V, 120V, 210V line)
Normal
Abnormal
Check R, G, B
input and output
of IC 851.
Check the 14V,
120V and 210V
line from the main
PWB side.
GREEN
RED
RED
Yes
No
Содержание 29V-FT450S
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