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MVP8400 Touch Pannel not appears on screen power on button.

Publication Date:  2016-01-26 Views:  663 Downloads:  0

Issue Description

TP3006  (V100R001C02B031SP02) videoconfence system cannot be power on by using MVP8400 touch panel beacuse not appear power on button on screen:

Alarm Information

Connection between TP host and relay is faulty:

Handling Process

Check console cable between TP host and Relay:

Also plug in and plug out cable.
Replace cable and repeat process.

Root Cause

Relay port have issue, by command line using serial cable, not respond for power on or power off :

Input *001O2#, press ”enter”, click the “ Manual Send”, which means open the Power Port2
Input *001C2#, press ”enter”, click the “ Manual Send”, which means close the Power Port2

If the light 2 for the Power port no response after the operation, means Relay damaged.


Relay have hardware damage, replaced Relay problem is solved it.