Read Sharp XG-C40XE (serv.man3) Service Manual online
7
XG-C40XU
(
1
)
XG-C40XE
(
1
)
100% White Red
100% White Red
No.
Adjusting point
Adjusting conditions
Adjusting procedure
19
PAL colour
saturation level
saturation level
1. Feed the PAL colour bar sig-
nal.
Group : VIDEO 1
Subject : P-COLOR
Group : VIDEO 1
Subject : P-COLOR
2. Connect the oscilloscope to
pin (1) of P801.
»
Using the control switches or the remote controller
buttons, adjust the difference between the 100%
white portion and the red portion to 0.2
buttons, adjust the difference between the 100%
white portion and the red portion to 0.2
±
0.05 Vp-p.
20
SECAM colour
saturation level
saturation level
1. Feed the SECAM colour bar
signal.
Group : VIDEO 1
Subject : S-COLOR
Group : VIDEO 1
Subject : S-COLOR
2. Connect the oscilloscope to
pin (1) of P801.
»
Using the control switches or the remote controller
buttons, adjust the data to have a level difference
of 0.2
buttons, adjust the data to have a level difference
of 0.2
±
0.05 Vp-p between the 100% white portion
and the red portion.
21
Video input
panel signal
amplitude
adjustment
panel signal
amplitude
adjustment
1. Feed the NTSC 10-step sig-
nal.
2. Select the following group
and subject.
Group : VIDEO2
Subject: R1-GAIN
Group : VIDEO2
Subject: R1-GAIN
B1-GAIN
3. Connect the oscilloscope to
TP1101 (R) and TP1201 (G).
4. For the blue colour, connect
the oscilloscope to TP1301
(B) and TP1201 (G).
(B) and TP1201 (G).
»
Select R1-GAIN and adjust the setting so that the
R and G signals have the same amplitude.
R and G signals have the same amplitude.
»
For the blue colour, adjust the setting the same
way.
way.
22
Video white
balance
balance
1. Feed the NTSC monoscope
pattern signal
Group : VIDEO 2
Subject : R1-BLK
Group : VIDEO 2
Subject : R1-BLK
B1-BLK
»
Using the control switches or the remote controller
buttons, adjust so that the entire screen looks
evenly colourless.
buttons, adjust so that the entire screen looks
evenly colourless.
23
DTV white
balance
balance
1. Feed the monoscope pattern
signal.
2. Group : DTV
Subject: CR-OFFSET
CB-OFFSET
»
Using the control switches or the remote controller
buttons, adjust so that the entire screen looks
evenly colourless.
buttons, adjust so that the entire screen looks
evenly colourless.
24
Setup
1. Group : VIDEO1
Subject: SET UP B
SET UP C
»
Make sure the settings are 11 for SET UP B and 2
for SET UP C.
for SET UP C.
25
Automatic
colour
errugularity
correction
colour
errugularity
correction
1. Using the colour errugularity
correction system (ccdc),
apply automatic colour
correction.
apply automatic colour
correction.
»
Make sure there is no noticeable colour irregularity
left on the screen.
left on the screen.
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