LDM problems
•
The abnormal module position of LDM is abnormal.
Inspection: Replace the LDM in the corresponding position.
•
You can replace it with the following procedure.
1. Power off the panel and unplug the power cable;
2. Locate the problem LDM;
3. Dismount the problem LDM from the panel; (Refer to page 36 and 37)
4. Mount the LDM back to the same position as the problem one; (Refer to page 38)
5. Make sure the LDM is firmly mounted;
6. Power on the panel;
7. Please make sure the replaced LDM is functioning well.
PSU problems
•
The abnormal module position of LDM is not bright, the state of the PSU in the corresponding position is
power supply abnormally.
Inspection: Replace the PSU in the corresponding position.
To Next Page
