Adjustment Method - Panasonic TH-80LF50ER Service Manual

Adjustment Method

RGB white balance adjustment
Instrument Name
 INTERNAL PATTERN – 100% WHITE
 Color analyzer
( Minolta CA-210 or equivalent )
[Conditions]
 Make sure the front panel to be used on the final set is fitted.
 Center position
[Adjustment]
1. Set COMPONENT / RGB-IN SELECT to COMPONENT
2. Select the IIC mode "LCD Drive Adj." item.
3. Check that the color temperature is "MID"
4. Output a white balance pattern.
5. Touch the signal receiver of color analyzer to the highlight window's center.
6. Fix G drive at 30h and adjust B drive and R drive so x, y become the "Colour
temperature NORMAL(Mid) in the below table.
7. At least fix one of the RGB's drive data at 30h and adjust the others drive so x/y
(The highest RGB's drive value is 30h)
Table W/B adjustment values
Color Temperature
NORMAL(Mid)
Adjustment target
Hi-light. X ± 0.005 y ± 0.005
Hi-light is target of the number at drive adjustment in the hi–light windows.
Therefore, it is not target of the hi-light number at after adjustment white balance.
Note :
Change DRIVE(R,G,B) by UP/DOWN buttons on the remote control
Change Value Register by VOL+/- buttons on the remote control
- +
Procedure
x y
0.288 0.296
Connect to
Panel surface
19
Remarks
Picture menu: STANDARD
User setting: Normal
except PICTURE: max 30
Remarks
Internal signal: STANDARD
Aspect: Full
Picture setting: Standard
Backlight: 100(Default)
 "7" key: color temperature select
Color temperature – Normal
(Mid.)
Let the panel stand for more than 3
hours at more than 20 C.
Basically perform adjustment in the
ambient environment of room
temperature more than 20 C.
The aging time is more than20 min
at above room temperature.