Samsung LN26D450G1G, Service Manual

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4-37
4. Troubleshooting
4-4. White Balance - Calibration
4-4-1. White Balance -Calibration
ADC / WB AV Calibration
Comp Calibration
PC Calibration
HDMI Calibration
4-4-2. Service Adjustment
You must perform Calibration in the Lattice Pattern before adjusting the White Balance.
Color Calibration / Adjust spec
Source: HDMI 1.
Setting Mode: 1280 x 720 @ 60 Hz 2.
Pattern: Pattern #24 (Chess Pattern) 3.
( Chess Pattern )
Use Equipment: CA210 & Master MSPG925 Generator 4.
Use other equipment only after comparing the result with that of the Master equipment.
Input mode Calibration Pattern
CVBS IN (Model_#3) Perform in NTSC B & W Pattern #24 Lattice
Component IN (Model_#6) Perform in 720p B & W Pattern #24 Lattice
PC Analog IN (Model_#21) Perform in VESA XGA (1024 x 768) B & W Pattern #24 Lattice
HDMI IN Perform in 720p B & W Pattern #24 Lattice
Method of Color Calibration (AV)
„
Apply the NTSC Lattice (N0. 3) pattern signal to the AV IN 1 port. 1.
Press the Source button to switch to “AV 1” mode. 2.
Enter Service mode. 3.
Select the “ADC” menu. 4.
Select the “AV Calibration” menu. 5.
In “AV Calibration Off” status, press the “ ► ” button to perform Calibration. 6.
When Calibration is complete, it returns to the high - level menu. 7.
You can see the change of the “AV Calibration” status from Failure to Success. 8.