6-8
The system reports a
battery communication
error.
The battery connection
cable is faulty.
Verify that the battery connection cable is properly connected
and the plug is not damaged.
The power supply is faulty. Replace the main board.
The system reports that
the battery is aged.
The battery is aged. Replace the battery.
The system reports a
battery error.
The battery is faulty. Replace the battery.
The system reports a
high battery
temperature alarm.
The ambient temperature is
too high.
Check whether the ambient temperature is too high. If yes,
reduce the ambient temperature.
The system reports a
battery off alarm.
The battery connection
cable is faulty.
Verify that the battery connection cable is properly connected
and the plug is not damaged.
When the power module is faulty, it may cause damage to other components, for example, the monitor
suddenly crashes during startup, due to power supply protection. In this case, troubleshoot the power
module as per the procedure described in the table above.
Components of the main unit are powered by the power module. When a component malfunctions, verify
the operating voltage is correct.
If the device has two batteries, replace both batteries if required.
6.5.8 Wi-Fi Failures
Failure Description Possible Cause Troubleshooting
Wi-Fi connection is
unavailable.
The Wi-Fi module is faulty. Reinstall or replace the module.
The main board is faulty. Replace the main board.
The Wi-Fi connection is
disconnected
frequently.
The Wi-Fi- antenna falls off
or is not securely connected
to the module.
Disassemble the monitor and secure the Wi-Fi antenna.
The Wi-Fi module is faulty. Replace the Wi-Fi module.
Wi-Fi signals in the region
are unstable.
Check the Wi-Fi connection of the hospital.
The monitor fails to
connect Wi-Fi.
The IP address is incorrect. Check whether an IP address conflict exists in the network. If
yes, reset the IP address.
Wi-Fi signals in the region
are unstable.
Check the Wi-Fi connection of the hospital.
The Wi-Fi antenna falls off or
is disconnected from the Wi-
Fi module.
Secure the Wi-Fi antenna.
The main board is faulty. Replace the main board.