LG PB60G, Руководство по обслуживанию

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Trouble Shooting -
Flow Chart for each phenomena
SET problem occurrence
SET Power On
Yes
Automatic turning off
after SET is
on ?
Possible to check the
phenomena in instart
mode and power off
No
(K d LED
Yes
No
No
(Keypad LED
works normally)
mode and power off
status while in
automatic turning off
“FAN Error
”
(Keypad LED
does not work)
Check a power cord
connection
Fan operation check
FAN connection connector check
Broken image
(Vertical / parallel bar
occurrence)
LED board check
Yes
No
works normally)
“High Temp Error
”
After separation of SET and an adapter, check
an Adapter power(19V)
FAN connection connector check
FAN defect check
Main board defect check
occurrence)
DMD I/F Cable check
Check after DMD Assy B
’
d
replacement
LED board check
Yes No
No
Main Assy
replacement
Adapter
replacement
LED 30P Cable check
replacement
Main Assy check
A light source of LED turns
on but an image does not appear
A light source of LED
does not turn on
Main board defect check
DMD connection cable check
LED connection check
Main board defect check
DMD board defect check
DMD parts defect check
LED board defect check
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Main board defect check