Steps to rectify Terminals turning ON and OFF on its own (for AC900, Kadex and R2)

Steps to rectify Terminals turning ON and OFF on its own (for AC900, Kadex and R2)

Due to the wear and tear of terminal parts, some of the terminals will automatically turn ON and OFF on its own at times without any command given.

Below are the steps that you can take to rectify this issue on your own.

Sleep and Automatic OFF Settings (For AC900 only)

If these settings are configured, the terminal will automatically turn off or go into sleep mode.

To disable this setting, go to Menu > Option > Power Management > Change the Idle Minute to ‘0’.

Webserver IP Setting

When this setting is used, the reader will attempt to connect to the Webserver IP and restart after it fails to find the IP which has been set.

To disable this setting, go to Menu > Option > Comm Option > Change the Webserver IP to

When both of these settings has been turned off, the reader will not automatically turn ON and OFF on its own anymore.

Note: If some of the screenshots or steps viewed here are different from the ones in the current system, this is due to our continuous effort to improve our system from time to time. Please notify us at, we will update it as soon as possible.

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