Sharp XG-V10WU Service Manual page 32

XG-V10WU
AN-SD1U/S422U
No. Adjusting point
12 Video AGC
adjustment
13 Video tint
adjustment
14 NTSC color
saturation
adjustment
15 PAL color
saturation
adjustment
16 SECAM color
saturation
adjustment
Adjusting conditions
1. Feed the split color bar sig-
nal.
2. Select the following group
and subject.
Group : VIDEO1
Subject : AGC
Make sure there are some
bit dropouts on the screen.
1. Feed the split color bar sig-
nal. Select the following
group and subject.
Group : VIDEO1
Subject : TINT
2. Connect the oscilloscope to
pin (4) of P801.
1. Feed the split color bar sig-
nal.
2. Select the following group
and subject.
Group : VIDEO1
Subject : N-COLOR
3. Connect the oscilloscope to
pin (1) of P801.
1. Feed the PAL color bar sig-
nal.
2. Select the following group
and subject.
Group : VIDEO1
Subject : P-COLOR
3. Connect the oscilloscope to
pin (1) of P801.
1. Feed the SECAM color bar
signal.
2. Select the following group
and subject.
Group : VIDEO1
Subject : S-COLOR
3. Connect the oscilloscope to
pin (1) of P801.
Adjusting procedure
» Using the set's control switch or the remote
controller's button, adjust the setting so that the
100% white signal has some bit-less.
» Using the set's control switch or the remote
controller's button, adjust the setting so that the –
(B–Y) waveform runs straight downhill.
» Using the set's control switch or the remote
controller's button, adjust the setting so that the
amplitude between the 100% white and red levels
be 0.20 ± 0.02 Vp-p.
100% White Red
» Using the set's control switch or the remote
controller's button, adjust the setting so that the
amplitude between the 100% white and red levels
be 0.36 ± 0.02 Vp-p.
100% White Red
» Using the set's control switch or the remote
controller's button, adjust the setting so that the
amplitude between the 100% white and red levels
be 0.50 ± 0.02 Vp-p.
100% White Red
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