30
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 (LED Red)
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
＝
12V?
Check TV is under control and power
on/off by remote control and power key?
Summary of Contents for E48E91NCDLH62NZ
Page 5: ...5 2 Operating Instructions 2 1 Remote Control ...
Page 18: ...18 2 3 Panel Control and Rear Terminal Control ...
Page 19: ...19 ...
Page 20: ...20 ...
Page 21: ...21 ...
Page 25: ...25 4 Mechanical Instructions Step1 Remove the BASE Step2 Remove the REAR COVER ...
Page 34: ...34 6 PCB Layout 6 1 Main Board 715G6686M01001004K ...
Page 35: ...35 ...
Page 36: ...36 6 2 Power Board 715G6439P01002002M ...
Page 37: ...37 ...
Page 38: ...38 ...
Page 39: ...39 6 3 IR Board 715G6721R02000004I 6 4 Key Board 715G6715K01000004I ...
