Electrical Adjustments - Toshiba 34HFX84 Service Manual

ITEM
FOCUS VR ADJ
SUB-BRIGHTNESS
(BRTC)
WIDTH
(WID)

ELECTRICAL ADJUSTMENTS

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 ap-
pears 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 verti-
cal retrace line appears adjusting the item
HIT (HEIGHT).
2. Adjust the CONTRAST control to the mini-
mum.
3. Call up the adjustment mode display, then
select the item BRTC.
4. Press the VOLUME or
belt of vertical retrace line just disappear.
5. Adjust the CONTRAST control for the de-
sired contrast.
6. Perform the HEIGHT adjustment.
1. Call up the adjustment mode display, then select the item WID.
2. Press the VOLUME or
raster begins to lack.
3. Press the VOLUME or
Note : Check the horizontal picture position is correct.
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button so the
Vertical retrace line
button to get the picture so the left and right edges of
button to advance the data by 7 steps.