Sharp XV-110ZM Serviceanleitung Seite 16

Adjustment position Adjustment condition
Killer adjustment: T934 1. Receive "SECAM COLOUR BAR"
signal.
2. Connect the oscilloscope between
TP932 and GND.
Adjustment method
Adjust T934 to obtain the highest
DC valtage level.
R-Y (1933) and B-Y (T932)
| demodulation
. Receive "SECAM COLOUR BAR"
signal.
2. Press the $2112 Video STANDARD
SW(Reset) ON
3. Connect the oscilloscope between
TP934 (R-Youtput) and GND, as
well as between TP933 (B-Youtput)
and GND.
4. Add a 0.001yF capacitor each
between TP934 and GND as well as
between TP933 and GND.
R-Y W/8 level -
ee _— _——
Blanking level
W/8 level
Blanking level
Adjust T933 and T932 so that the
blanking level and the B&W
level, as shown above, are just
the same.
. Receive "SECAM COLOUR BAR"
signal.
2. Connect the oscilloscope between
TP1402 and GND.
3. Press the $2112 STANDARD SW
(Reset).
SECAM sub-colour
adjustment
(R857)
Adjust R857 so that the white
level becomes 100%.
PAL sub colour adjustment
(R868)
. Receive "PAL COLOUR BAR"
signal.
2. Connect the oscilloscope between
TP1402 and GND.
3. Press the $2112 Video STANDARD
SW (Reset).
Adjust R868 so that the white
level becomes 100%.
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