Read Sharp PG-MB60X Handy Guide online
Electrical Adjustments
Version 1.2
Issue 04/2006
Issue 04/2006
28
SHARP ELECTRONICS (UK) LTD
PROJECTOR TECHNICAL SUPPORT
TECHNICAL SERVICES GROUP
ELECTRICAL ADJUSTMENT
No.
Adjustment Items
Adjustment Conditions
Adjustment Procedures
1
Initialisation of EEPROM
1. Turn on the power (the lamp lights
up) and warm up the system for 15
minutes.
up) and warm up the system for 15
minutes.
1. Make the following settings.
Press S3536 to call the process mode and
execute "SS2" on SS menu.
Press S3536 to call the process mode and
execute "SS2" on SS menu.
2
Adjustment of CW index
1. Signal input: 64-step colour bar
2. Select the following group and
subject.
Group: DLP
Subject: Select Index Delay
2. Select the following group and
subject.
Group: DLP
Subject: Select Index Delay
1. Adjust the lamp patterns of RGB so that
smooth patterns appear without colour blend
and noise.
smooth patterns appear without colour blend
and noise.
3
RGB tone reproduction
1. Feed the SMPTE pattern signal.
1. Confirm that 100% and 95% white
gradation and 0% and 5% black gradation
are discernible.
gradation and 0% and 5% black gradation
are discernible.
4
Adjustment of video
brightness/contrast
brightness/contrast
1. Select the following group and
subject.
Group: VIDEO
Subject: Contrast / Bright
subject.
Group: VIDEO
Subject: Contrast / Bright
1. Check the fixed value.
Contrast : 4
Bright : 40
Contrast : 4
Bright : 40
5
Adjustment of video tint
1. Feed the split colour bar signal.
2. Select the following group and
subject.
Group: VIDEO
Subject: N-TINT / P-TINT / S-TINT
2. Select the following group and
subject.
Group: VIDEO
Subject: N-TINT / P-TINT / S-TINT
1. Check the fixed value.
N-Tint : 0
P-Tint : 2
S-Tint : 2
N-Tint : 0
P-Tint : 2
S-Tint : 2
6
Adjustment of video colour
saturation
saturation
1. Select the following group and
subject.
Group : VIDEO
Subject : N-Color / P-Color / S-Color
subject.
Group : VIDEO
Subject : N-Color / P-Color / S-Color
1. Check the fixed value.
N-Color : 8
P-Color : 8
S-Color : 8
N-Color : 8
P-Color : 8
S-Color : 8
7
R Contrast
adjustment
adjustment
1. Send white/black window pattern
signals with 91% (0.64 Vpp)/0% of
amplitude level of XGA 60Hz to input
signals with 91% (0.64 Vpp)/0% of
amplitude level of XGA 60Hz to input
1. Check the fixed value.
R-Bright: 63
2. Observe the chroma of 91% white window
R-Bright: 63
2. Observe the chroma of 91% white window
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