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3. No display
Check the B/L
signal is available?
Replace main board
Replace the power board
Panel Vcc = 5 V?
Replace the Panel
No display (LED Blue)
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?
Содержание HL19D2
Страница 18: ...18 ...
Страница 19: ...19 Step 5 Remove the MAIN FRAME and PANEL Unscrew the 4 screws ...
Страница 25: ...25 6 PCB Layout 6 1 Main Board 715G3239M01002005F ...
Страница 26: ...26 ...
Страница 27: ...27 ...
Страница 28: ...28 6 2 Power Board 715G2783 3 7 ...
Страница 29: ...29 ...
Страница 30: ...30 6 3 Key Board 715G3303 1 6 4 IR Board 715G3963R01000004S ...
Страница 52: ...52 11 Exploded View ...