Installation - Sanyo CZP2141TX Service Manual

INSTALLATION AND SERVICE ADJUSTMENT
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GREY SCALE AND
HORIZONTAL WIDTH ADJ.
TRACKING AW.
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1.
2.
Tune receiver to colour bar pattern.
(see Fig. 1)
Cennect the oscillator to TP-F.
Adjusf VR121 tir l.OVp-p as shown in
Fig. 2.
1.
Tune the receiver to the monochrome
circure pattern.
2. Set the brightness and the contrast
to maximum.
3. If the picture is too wide or narrow,
cut or short the lead
(AJ1)
on the
main unit.
If
"AJ1" is
shorted, horiz. width
increase.
If "AJ1" is cut, horiz. width decrease.
Note: Horiz. width adjustment affects
the high voltage and the sub
brightness.
Therefore, recheck the sub
brightness and the high voltage.
CRT UNIT
A
Video det.
waveform
T
1
.Ovpp
Fig.
2
1
w
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Grey
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Fig.1 (PAL colour bar pattern)