TATUNG WebPAD (TWN-5213CU) User Guide Page 48
9. Troubleshooting ............................................................
When experiencing operational problems, please check the following guide for system troubleshooting; if the
problems remain unsolved, contacting your service provider for system support.
Battery Operation Problems
Action
Main battery is low.
Replace or recharge the battery as soon as possible.
Plug the AC-DC adapter in and continue to use the TWN-5213CU.
When main battery is discharged, the RAM data will be preserved by
the backup battery. If the backup battery is low, the data will be totally
lost. Please backup the data regularly.
Battery appear to be
damaged or has reached the
end of its service life.
Purchase a new battery.
Auto turn off TWN-5213CU
Check to see if the battery power is too low or out of power.
Check to see if the system is in the suspend mode.
Use the stylus to tap on the screen to check if the display activates.
Replace a charged battery or plug in the AC-DC adapter to charge the
battery.
TWN-5213CU cannot be
turned on when not connected
to AC power.
Make sure the battery pack is inserted.
Make sure the battery switch is in the lock position.
The battery power may be too low to run your WebPAD, try to connect
to AC power.
Display Related Problems
Action
Screen appear to be dark
Prolonged exposure to direct sunlight may cause your TWN-5213CU
screen to temporarily darken. This is normal for LCD screens and is
not permanent.
Screen appear to be blank
Adjust the LCD display brightness by using the brightness control or
restart the TWN-5213CU.
