27
7. OSD es inestable o no trabaja de forma normal
La botonera está conectada correctamente?
Reconecte el key board
Los botones están OK?
Reemplace la función del botón
Si
No
Botonera está OK?
Reemplace la botonera
Reemplace el main board
No
Si
No
No
OSD es inestable o no trabaja normalmente
Entre al modo menú de fábrica para reinicar
Si
Summary of Contents for L42H931
Page 4: ...4 1 General Specification ...
Page 5: ...5 2 Operating Instructions 2 1 The Use of Remote Control ...
Page 6: ...6 2 2 To Use the Menus ...
Page 7: ...7 ...
Page 8: ...8 ...
Page 9: ...9 ...
Page 10: ...10 2 3 How to Connect ...
Page 11: ...11 ...
Page 12: ...12 ...
Page 13: ...13 ...
Page 14: ...14 2 4 Front Panel Control Knobs ...
Page 20: ...20 5 Remove the screws to remove key board IR board and speaker ...
Page 28: ...28 6 PCB Layout 6 1 Main Board 715G3364M01000004K ...
Page 29: ...29 ...
Page 30: ...30 6 2 Power Board 715G3351 1 ...
Page 31: ...31 ...
Page 32: ...32 ...
Page 33: ...33 6 3 Inverter Board 715G3358 2 ...
Page 34: ...34 6 4 Key Board 715G3400 1 6 5 IR Board 715G3394 2 ...
Page 56: ...56 10 Exploded View ...