Dnake S213K, User Manual, Page: 31 / 33

27
TROUBLESHOOTING
The Indoor Monitor cannot start up or power off automatically.

Check whether it has power-failure, and power it on again
The Indoor Monitor display screen is too dim.

Check whether the brightness and contrast settings of screen are correct.
No sound during the communication.

Check whether the Indoor Monitor is set as mute mode, or the volume is set to
the lowest.
The Indoor Monitor cannot monitor the Door Station.

Other user is using the system, so you can use it once he/she finished the
operation.
Multimedia files cannot be played normally.

Check whether the system supports the file format. Please refer to the
multimedia setting for details.
No response when clicking Indoor Monitor display screen.

Press "Unlock" button for 5s, or slowly slide horizontally or vertically on the
LCD to make touchscreen calibration. It needs to be calibrated.
Touchscreen responses slowly or cannot make calibration.

Take down any protective paster, since it may affect identification

and input for device;

Ensure the finger is dry and clean when clicking touchscreen;

Restart the device to clear any temporary software error.
The temperature of device is too high.

Long-term use leads to high temperature. It’s normal and will not affect the
device’s use life and performance.