Newland NLS-PT30 User Manual page 34

Troubleshooting
Problem
Type Description
Keyboard malfunction or
Keyboard wrong character display.
Battery indicator doesn't light
when charging.
Battery Battery noticeably in short
battery life.
Battery is depleted.
USB cannot communication.
USB
Cannot see characters on
display.
LCD
Screen
Does not power on.
System
System crash.
31
May be the keyboard components damage or cable loose contact between
with mainboard socket. Please contact Newland maintenance or after
service center.
Check the adapter plugged in power outlet or contact with the terminal is well
or not.
Check the battery whether is fully charged or malfunction.
Replace a battery if the battery is malfunction.
Replace the battery.
Make sure the communication cable is plugged in well.
Make sure the connector or port whether is obstruction.
If there is no above situation, it may be the components failure, please
contact the maintenance or after service center.
Check the terminal whether is powered on.
Check the terminal whether is in suspended mode. Wake up the terminal
first if yes.
Check the battery whether is in low states. Recharging the battery if yes.
Check the battery whether is poor contact. Reload the battery if yes.
Check the battery whether is depleted. Replace the battery if yes.
If there is no above situation, it may be the components failure, please
contact the maintenance or after service center.
Battery is in too low states may cause cannot turn on. Charging the
battery over 8 hours then try again.
Replaced a battery if the battery was damage.
If there is no above situation, it may be the components failure, please
contact the maintenance or after service center.
Possible the user application to cause the terminal crashes, please check
your application whether is safe.
May be the terminal accidental power down, please use the needles to
reset the terminal.
If reset does not work, try use cold reset to reboot the system.
Cause & Solution