User's Manual

Alarm Information
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Alarm Information
The repeater can automatically detect its operation status in a real time way. When an
abnormality occurs, the LCD display will give you a prompt message, and the Alarm
Indicator will glow red.
POST Error Alarm
The principal duties of the system during POST are as follows:
 verify fan
 verify LCD display
 verify TX circuit
 verify RX circuit
 verify active duplexer circuit
When an error occurs during POST, abnormality of partial functions happens and the
system runs normally. In addition, the Alarm Indicator will glow red and the LCD display
will give you the prompt message below:
You need to:
1. Disconnect the power supply, open the chassis, and check whether the LCD display is
properly connected or damaged.
2. Disconnect the power supply and open the chassis to check whether the fan works
properly.
3. Disconnect the power supply and open the chassis to check if the hardware cable gets
loose or damaged. If yes, secure or replace the hardware cable.
4. If you cannot solve the problem, contact your local dealer for technical support.