Troubleshooting flow chart, Appendix – LG 37LG700H User Manual
Page 113

APPENDIX
111
Controller
Quick
Check
Is
'STATUS'
LED on
Analog Board
Blinking
?
Plug
into AC
Power Outlet
Is
TV
Connected to
AC Power
?
Defective
TV
Yes
No
No
Yes
Is
Red LED
on TV
Lit
?
1. Defective Analog Board.
2. Defective Digital Board.
No
Cycle the power by removing
and re-connecting the AC
power cord. Observe the
'POWER' LED and TV screen
as soon as AC power is
re-applied.
Defective
TV
Did
Analog
Board 'POWER'
LED Turn On
Momentarily
?
No
Check to see if TV
is in Commercial Mode.
See Commercial Mode
Check chart.
Did TV
Turn On
Momentarily
?
No
Yes
Yes
Yes
Did
TV Turn
On
?
Yes
No
Press 'POWER' or 'ON/OFF'
key on TV
1. Defective TV
Press 'POWER' or 'ON/OFF'
or 'VOLUME UP/DOWN' or
'MUTE' key on Installer
Remote
Did
TV
Respond
?
No
1. Defective TV
2. Go to Remote
Control Checklist
Yes
Press 'POWER' or 'ON/OFF'
or 'VOLUME UP/DOWN'
or 'MUTE' key on
User-Supplied Remote
Did
TV
Respond
?
No
1. Defective PPV Card
2. Go to Remote
Control Checklist
Yes
End
TROUBLESHOOTING FLOW CHART
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- 37LS575S (274 pages)
- 47LM671S (309 pages)
- 55LM765S (276 pages)
- 47LA640S (552 pages)
- 47LA640S (329 pages)
- 55EA980V (544 pages)
- 55EA980 (319 pages)
- 50PM670S (102 pages)
- 60PM970S (243 pages)
- 42LE5400 (204 pages)
- 49LB870V (359 pages)
- 50LN570S (332 pages)
- 47LN613S (552 pages)
- 29LN450B (375 pages)
- 29LN4505 (223 pages)
- 50PB5600 (387 pages)
- 32LS3450 (40 pages)
- 50LA660S (552 pages)
- 55LA6408 (328 pages)
- AN-VC400 (14 pages)
- 60LB730V (332 pages)
- 60LB730V (356 pages)
- 32LN540B (443 pages)
- SP520 (43 pages)
- 32LM3400 (436 pages)
- 26LS3590 (364 pages)
- 26LS3500 (40 pages)
- 26LS3500 (214 pages)
- 42LB700V (795 pages)
- 50LB670V (356 pages)
- 50LB670V (588 pages)
- 47LA860V (516 pages)
- 55LA7909 (284 pages)
- 55LK530 (166 pages)
- 50PK250 (360 pages)
- DP271B (211 pages)
- 37LD450C (172 pages)
- 55LD630 (172 pages)
- 55LX9500 (218 pages)
- 42LN613S (555 pages)
- 32LN6138 (335 pages)
- 65UB980V (355 pages)
- 55UB850V (607 pages)
- 32CS460 (44 pages)