SHARP LC37HV4U LC-37HV4D - SERVICE MODE AND ADJUSTMENT PROCEDURE

                                   TO ENTER THE ADJUSTMENT PROCESS MODE

1. For No connection of AVC System:  With the display main power Off,  while pressing "Input & Vol Dn" keys on the display body top together, turn ON the display main power.  Starting is done at 'display' process mode.  
2. For connection of AVC System:  With the display main power OFF, pressing "Channel Dn & Volume Up" keys on the display top together, turn on the display main power.  Starting is done at Display Process Mode.
3. In both cases of above 'K" is displayed on the upper left of the screen.  When some keys is pressed, the first page of Display adjust mode will start. 
4. If Main Power is Off, the adjustment process mode released.