User's Manual

105
CANNOT TURN ON WHEN PRESSING POWER KEY
 Make sure the battery pack is installed properly.
 Re-charge the battery inside the mobile co mputer and monitor the chargi ng s tatus.
(See 3.5 Power
.)
 If the battery is faulty, replace it with a fresh and fully charged battery.
CHARGING ERROR
 If using the USB cable for direct charging, make sure a suitable charging current is
selected. (See 3.2.10 USB Charge Current
.)
 If joining the po wer adapter to the USB or RS-232 cable, make sure it is well
connected between the power jack and an outlet.
 If using a cradle, make sure the power co rd is well con nected th e cradle an d an
outlet.
 Check i f t he battery c ontacts of the battery i tself and the battery c ompartment are
clean.
 Try to re- charge the battery a nd moni tor the c harging statu s by the mobile
computer’s System Menu. (See 3.5 Power
.)
Warning! Be sure to use the batteries or charging device manufactured by CipherLab
only. The use of wrong battery or charging device could r esult in da mage
to human body or the product itself, and will void your warranty.
BUZZER SEEMS NOT WORKING
 Perform the buzzer test. (See 3.3.2 Buzzer.)
 If the problem persists, reload the battery pack and perform the test again.
LED INDICATOR SEEMS NOT WORKING
 Perform the LCD & LED test. (See 3.3.3 LCD & LED.)
 If the problem persists, reload the battery pack and perform the test again.
LCD TOUCH SCREEN SEEMS NOT WORKING
 Perform the touch screen test. (See 3.3.6 Touch Screen.)
 If the problem persists, reload the battery pack and perform the test again.
Appendix II
TROUBLESHOOTING