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4. Troubleshooting
4-7. Adjustment
4-7-1. Service Adjustment Conditions
1.
Precautions before a Service Adjustment
1) Check whether the devices for the service adjustment are operating normally.
2) Secure a space that is sufficiently wide for disassembling the monitor.
3) Prepare a soft mat on which the monitor will be disassembled.
2.
Entering Service Mode
Entering:
Menu
Exiting:
Power OFF
3.
Basic Service Items to Perform after Replacing a Board
1) Check the PC color adjustment status.
2) Input DDC (input both of Analog and Digital).
3) Check whether the appropriate MCU code for the model is input.
4) Hard power the monitor off after entering service mode and performing a reset.
4.
DDC EDIT Data Input
1) Use when updating the AD board code.
2) Download the WinDDC program, DDC Input program, and Hex and DDC files appropriate to the model through the
Quality Control department of Samsung Electronics. Install the jig and input the data, as shown in the figure.
(25P Cable)
4-14
All manuals and user guides at all-guides.com
Brightness 0
Contrast 0
Power ON
MTI-2031
DDC Manger
Parallel
Connector
Hold down the Enter button for five (5) seconds.
Monitor needing
adjustment
Connect Monitor
(Signal Cable)
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