Sharp LC-50LE442U, Service Manual

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2. Display adjustment
Only adjust HDMI Mode and copy to all of input source
General set-up
:
Equipment Requirements: Minolta CA-210 or Equivalent Color analyzer or
equivalent instrument.
Input Signal Type:
1. Internal full white pattern.
2. Select Picture mode to Standard mode and check the x, y data.
Input Injection Point: HDMI cable
Alignment method:
Initial Set-up:
1. Select source as “INPUT 1” (HDMI 1).
2. Set AV mode as “Standard”.
3. Enter factory mode menu: press
MENU
+ Numeric keys “
3481
” .
Alignment:
1. Press
MENU
key enter factory mode page.
2. Set Video Æ White Pattern to “Medium”.
3. Enter Video Æ Color Temperature adjust.
Color temperature adjusts:
1. Set color temperature to “Cool”
2. Adjust R Gain/G Gain values to meet “Cool” color coordinates.(Keep B Gain set “128”)
3. Adjust R Offset/G Offset values to meet “Cool” color coordinates.(Keep B Offset set “128”)
4. Repeat step 2, 3, 4 twice to meet “Cool” color coordinates specification below.
5. Set color temperature to “Warm”
、
”Standard” then Repeat 2,3,4 step adjusting.
6. Set color temperature “User” mode then set all values to “128”
Mode
Chromaticity Coordinate
x y
COOL 0.272 ± 0.008 0.277 ± 0.008
STANDARD 0.285 ± 0.008 0.293 ± 0.008
WARM 0.313 ± 0.008 0.323 ± 0.008
Customer Color Panel Native Color Temperature
Check the 16 gray scale patterns should be distinguished and color bar is correct