Sharp PG-A10XA (serv.man2) Service Manual ▷ View online
No.
Adjusting point
Adjusting conditions
Adjusting procedure
25
PG-A10X-A
8
RGB
countervoltage
adjustment
countervoltage
adjustment
1. Using the remote controller’s button, adjust the
setting so that the flickering be minimum.
2. Adjust the setting so that the image comes to the
center of the screen.
1. Feed the counter voltage
adjustment signal. (SVGA)
2. Select the following group
and subjects.
Group : OUTPUT3
Subject : RC (R)
Group : OUTPUT3
Subject : RC (R)
GC (G)
BC (B)
BC (B)
10
RGB white
balance adjust-
ment
balance adjust-
ment
1. Feed the RGB 50% gray
signal. (SVGA)
2. Select the following group
and subjects.
Group : OUTPUT1
Subject : R1-BLK(R)
Group : OUTPUT1
Subject : R1-BLK(R)
B1-BLK(B)
1. Adjust the R1-BLK and B1-BLK(B) settings so that
the chromaticity based on CL200 becomes as
follows (8500K). x=291±5 y=320±5
follows (8500K). x=291±5 y=320±5
13
DVD white
balance
adjustment
balance
adjustment
11
sRGB adjust-
ment
ment
1. Feed the RGB 50% gray
signal. (SVGA)
2. Select the following group
and subjects.
Group : OUTPUT1
Group : OUTPUT1
Subject : S-R1-BLK
S-B1-BLK
1. Adjust the R1-BLK and B1-BLK(B) settings so that
the chromaticity based on CL200 becomes as
follows (6500K). x=313±5 y=334±5
follows (6500K). x=313±5 y=334±5
12
Video white
balance
adjustment
balance
adjustment
14
DTV white
balance
adjustment
balance
adjustment
9
Chiral phase
selection of LCD
panel
selection of LCD
panel
1. Group
: OUTPUT3
Subject : OPT-MECH
1. Adjust the GR and GL panel settings to 0 and 1,
respectively.
1. Feed the NTSC 40% gray
signal.
2. Select the following group
and subjects.
Group : VIDEO
Subject : CB-OFFSET
Group : VIDEO
Subject : CB-OFFSET
CR-OFFSET
1. Make sure the CB-OFFSET and CR-OFFSET
settings are 7.
1. Feed the 480I component
40% gray signal.
2. Select the following group
and subjects.
Group : DVD
Subject : CB-OFFSET
Group : DVD
Subject : CB-OFFSET
CR-OFFSET
1. Make sure the CB-OFFSET and CR-OFFSET
settings are 7.
1. Select the following group
and subjects.
Group : DTV
Subject : CB-OFFSET
Group : DTV
Subject : CB-OFFSET
CR-OFFSET
1. Make sure the CB-OFFSET and CR-OFFSET
settings are 7.
No.
Adjusting point
Adjusting conditions
Adjusting procedure
26
PG-A10X-A
20
DTV Color
saturation
adjustment
saturation
adjustment
1. Select the following group
and subject.
Group
Group
: DTV
Subject : Color
1. Check the fixed value.
Color : 8
21
DVD Tint adjust-
ment
ment
1. Select the following group
and subject.
Group
Group
: DVD
Subject : Tint
1. Check the fixed value.
Tint : 5
22
DVD Color
saturation
adjustment
saturation
adjustment
1. Select the following group
and subject.
Group
Group
: DVD
Subject : Color
1. Check the fixed value.
Color : 5
18
Video
sharpness
adjustment
sharpness
adjustment
1. SGroup: VIDEO
Subject: Sharpness
1. Check the preset value.
Sharpness: 3
19
DTV Tint
adjustment
adjustment
1. Select the following group
and subject.
Group
Group
: DTV
Subject : Tint
1. Check the fixed value.
Tint : 5
16
Video Tint
adjustment
adjustment
1. Select the following group
and subject.
Group
Group
: VIDEO
Subject : N-Tint
P-Tint
S-Tint
S-Tint
1. Check the fixed value.
N-Tint : 5
P-Tint : 5
S-Tint : 5
P-Tint : 5
S-Tint : 5
15
Automatic color
irregularity
correction
irregularity
correction
1. Apply the automatic color
correction using the auto-
matic color irregularity cor-
rection system.
matic color irregularity cor-
rection system.
1. Make sure that no remarkable uneven color remains
on the screen.
17
Video Color
saturation
adjustment
saturation
adjustment
1. Select the following group
and subject.
Group
Group
: VIDEO
Subject : N-Color
P-Color
S-Color
S-Color
1. Check the fixed value.
N-Color : 5
P-Color : 5
S-Color : 5
P-Color : 5
S-Color : 5
23
Sample hold
pulse phase
checking
pulse phase
checking
1. Check the fixed value.
Fixed Value : 8
1. Feed the XGA 75-Hz black
signal.
2. Select the following group
and subjects.
Group : OUTPUT3
Subject : GCK-PHASE
Group : OUTPUT3
Subject : GCK-PHASE
No.
Adjusting point
Adjusting conditions
Adjusting procedure
27
PG-A10X-A
No.
Adjusting point
Adjusting conditions
Adjusting procedure
24
RGB tone
reproduction
adjustment
reproduction
adjustment
1. Make sure the 100% and 95% white as well as the
0% and 5% black gradations are visible.
1. Feed the SMPTE pattern
signal.
1. Make the following settings.
Process adjustment
Remote control adjustment
S3
Factory setting at 3
29
Delivery set-
tings
tings
1. Feed the phase check pat-
tern signal.
1. In the VGA, SVGA and XGA modes, make sure the
Clock, Phase, H-Pos and V-Pos settings can be au-
tomatically adjusted.
tomatically adjusted.
28
Auto sync
performance
checking
performance
checking
1. Heat the thermistor with a
hair dryer.
1. Make sure that the temperature is indicated.
27
Thermistor
performance
checking
performance
checking
1. Select OFF from the process mode.
Make sure the off-timer starts with 5 minutes
onscreen and count one minute in one second.
And then indication is 0 minute, the power supply
of the set is cut off.
onscreen and count one minute in one second.
And then indication is 0 minute, the power supply
of the set is cut off.
26
Off-timer per-
formance
formance
25
White balance
checking
checking
1. Use the adjustment condi-
tions in the item 9 for RGB
input and item 10 for sRGB
input.
input and item 10 for sRGB
input.
Check that there is no deviation of white balance with
the monitor.
the monitor.
28
PG-A10X-A
1. Calling and quitting the process mode with the control keys on this model.
1-1. Calling and quitting
With no menu onscreen, press the "UP", "UP", "DOWN", "DOWN", "RIGHT", "LEFT" and "ENTER" keys, in this
order, on the remote controller (Type A10, or C50/45 and P25/20 series remote controllers).
order, on the remote controller (Type A10, or C50/45 and P25/20 series remote controllers).
1-2. Others
Press the S2002 process key (toggle) on the main PWB to call and quit the process menu.
2. Resetting the lamp timer for this model
2-1. Resetting procedure
While holding down the Vol+ and AUTOSYNC keys, press the POWER ON and Vol- keys. The "LAMP 000H"
indicator appears for 60 seconds after the power is turned on.2-1.
indicator appears for 60 seconds after the power is turned on.2-1.
Resetting procedure
While holding down the Vol+ and AUTOSYNC keys, press the POWER ON and Vol- keys. The "LAMP 000H"
indicator appears for 60 seconds after the power is turned on.
indicator appears for 60 seconds after the power is turned on.
3. Forced disabling of the Anti-Seft of this model
3-1. Disabling procedure
With Anti-Seft input window onscreen, press the "MENU", "ENTER", "ENTER", "MENU", "UNDO", "UNDO" and
"MENU" keys, in this order, on the remote controller.
"MENU" keys, in this order, on the remote controller.
4. Forced disabling of the password of this model
4-1. Disabling procedure
In whatever state, press the "ON", "+", "–", "ON", "+", "–" and "INPUT" keys in this order.
Power On
Power Off
Input Select
Volume Up
Volume Down
Keystone
Auto Sync
Power On
Power Off
Input Select
Volume Up
Volume Down
Keystone
Auto Sync
Click on the first or last page to see other PG-A10XA (serv.man2) service manuals if exist.