Appendix B: Troubleshooting Guide - Unitech PA970 User Manual

PA970 User's Manual

Appendix B: Troubleshooting Guide

Problem
Terminal does not power on
Terminal turns itself off
Battery life is short
"Low Backup Battery" message
Screen is blank
Terminal either does not
respond, or responds inaccu-
rately to touch screen input.
Cannot read bar code
Terminal will not shut off
Terminal cannot communicate
with host PC
Battery needs recharging or replacement
Insure that the battery is installed correctly
Adjust "Power Properties"
Battery needs recharging
Adjust "Power Properties" - especially if peripherals are used
Adjust backlight of LCD or Keypad
Replace battery pack if old (battery can be recharged ap-
proximately 500 cycles)
Charge terminal for 16 hours
Make sure the terminal is powered on
Adjust screen brightness
Calibrate touch screen
Perform a warm boot - WARNING - Unsaved data will be lost
Perform a cold boot - WARNING - Terminal will be reset to
factory default settings and data will be lost
Make sure scanning application is loaded and operational
Clean scanner window
Run "Scanner Setting" program to modify barcode read setting
Bar code might be distorted and should be replaced
Battery needs recharging or replacement
If terminal is processing data, attach charging cable to insure
the battery isn't depleted
If terminal is connected to AC power, disconnect
Perform a warm boot - WARNING - Unsaved data will be lost
Perform a cold boot - WARNING - Terminal will be reset to
factory default settings and data will be lost
Check settings on terminal (see page 27)
Check settings on PC (see page 25)
Make sure cable is tightly connected
Try another cable
Check to see if it works on another PC
Solution
41