Troubleshooting - Newland NLS-MT95 User Manual

Troubleshooting

Problem
Type Description
Charging LED is OFF when
charging.
Stop charging or charging
slowly in a low-temperature
environment.
Battery
Noticeably short battery life.
Fully charged battery is
depleted after the terminal is
switched on.
USB USB communication failure
LCD
No display
Screen
Cannot switch on
System
System halted
71
Ensure the AC adapter is plugged in properly.
Charging protection is enabled when the temperature is lower than 0 degrees
Celsius. To continue charging at normal speeds, please move to a warmer
environment before charging your device.
1. Check the battery level. If the battery is almost depleted, recharge it.
2. Restart the terminal, if the problem remains, please contact the after-sales service
center.
Restart the terminal, if the problem remains, please contact the after-sales service
center.
1. Ensure that the USB cable connections are secure.
2. Ensure that there is no contaminant inside the USB port.
3. If the problem remains, please contact the after-sales service center.
1. Ensure the terminal is switched on.
2. If the terminal is in sleep mode, press the Power key to wake it up.
3. Check the battery level. If the battery is depleted, recharge it.
4. If the problem remains, please contact the after-sales service center.
1. Check the battery level. If the battery is depleted, recharge it.
2. Switch the terminal on after using the included AC adapter to connect it to a
power outlet. If the problem disappears, then continue to charge the terminal. If
the problem remains after charging the terminal for a while, please contact the
after-sales service center.
1. The problem may be caused by bugs on downloaded apps. Ensure that only
reliable apps are used.
2. The problem may be caused by a sudden or unexpected power loss. Long press
the power key for 10 seconds, and then restart the terminal.
3. If the problem remains, please contact the after-sales service center.
Possible Cause & Solution