TOSHIBA 34HF84
Manual de Servicio

ELECTRICAL ADJUSTMENTS
ITEM FOCUS VR ADJ ADJUSTMENT PROCEDURE 1. Enter the service mode, then select any register item. 2. Press the TV/VIDEO button on the Remote until the black cross-bar pattern appears on the screen. 3. Adjust the FOCUS control (on T461) for well defined scanning lines on the picture screen. 1. Constrict the picture height until the vertical retrace line appears adjusting the item HIT (HEIGHT). 2. Adjust the CONTRAST control to the minimum. 3. Call up the adjustment mode display, then select the item BRTC. 4. Press the VOLUME or button so the belt of vertical retrace line just disappear. 5. Adjust the CONTRAST control for the desired contrast. 6. Perform the HEIGHT adjustment.

SUB-BRIGHTNESS (BRTC)

Vertical retrace line

WIDTH (WID)

1. Call up the adjustment mode display, then select the item WID. 2. Press the VOLUME or button to get the picture so the left and right edges of raster begins to lack. 3. Press the VOLUME or button to advance the data by 7 steps. Note : Check the horizontal picture position is correct.

-8-