29
4. No display
Check the B/L
signal is available?
Replace main board
Replace the power board
Panel Vcc = 12V?
Replace the Panel
No display (No LED)
Replace the main board
Check the backlight is
“On”?
Check the LVDS cable
Reinsert or replace the
LVDS cable
Replace the main board
Replace the Panel
No
Yes
Yes
No
Yes
No
No
Yes
Yes
No
Yes
No
Power board output
=
24V?
Check TV is under control and power
on/off by remote control and power key?
Summary of Contents for LE32A3520/61
Page 24: ...24 ...
Page 25: ...25 5 Remove the screws to remove SPEAKERS IR BOARD and KEY BOARD ...
Page 33: ...33 6 PCB Layout 6 1 Main Board 715G4629M01000004K ...
Page 34: ...34 6 2 Power Board 715G4697P02001003H ...
Page 35: ...35 6 3 Key Board 715G4846K01000004S 6 4 IR Board 715G4845R01000004S ...
Page 37: ...37 8 Block Diagram ...
Page 38: ...38 ...