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3 Alignments and Adjustments
This section of the service manual explains how to use the Parallel(DDC Manager Tool) JIG. This function is needed
for AD board change and program memory (IC306) change.
3-1 Required Equipment
The following equipment is necessary for adjusting the monitor:
Computer with Windows 95, Windows 98, Windows NT, Windows 2000, or Windows XP.
MTI-2050/MTI-2055 DDC MANAGER JIG
3-2 Automatic Color Adjustment
To input video, use 16 gray or any pattern using black and white.
1. Press and hold down both the Source Key and
2. A blinking display informs you that the automatic color adjustment process is completed.
3. The automatic color adjustment feature is also available in the service function.
3-3 DDC EDID Data Input
1. After exchange the Main Board, We use the DDC control JIG and must complete downloading.
Connecting is refer to below picture.
2. Receive/Download the proper DDC file for the model from HQ(SAMSUNG in Suwon) quality control department.
Parallel Connector
(25P Cable)
Install the below jig(Figure 1) and enter the data.
3-4 OSD Adjustment When Replacing Panel
1. Set the Brightness and Contrast to zero,
and push the MENU button more than 5 seconds.
The Function OSD is displayed like Figure 2.
key at the same time for about 5 seconds.
MTI-2050
MTI-2055
DDC Manager
Connect Monitor
(Signal Cable)
Figure 1.
3 Alignments and Adjustments
3-1
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