5 - 4 MC3000 User Guide

Single Slot Serial/USB Cradle
The mobile computer
does not accept scan
input.
Scanning application
is not loaded. Verify that the mobile computer is loaded with a scanning
application. See the system administrator.
Unreadable bar code. Ensure the symbol is not defaced.
Distance between
scan window and bar
code is incorrect.
Ensure the mobile computer is within proper scanning range.
Mobile computer is
not programmed for
the bar code type.
Ensure the mobile computer is programmed to accept the type of
bar code scanned.
Mobile computer is
not programmed to
generate a beep.
If a beep on a good decode is expected and a beep is not heard,
check that the application is set to generate a beep on good
decode.
Battery is low. Check the battery level. When the battery is low, the mobile
computer automatically goes into suspend mode.
Table 5-1 Troubleshooting the Mobile Compu ter (Continued)
Problem Cause Solution
Table 5-2 Troubleshooting the Single Slot Serial/USB Cradle
Symptom Possible Cause Solution
Mobile computer
amber Charge LED
Indicator does not light
when mobile computer
inserted.
Cradle is not receiving power. Ensure the power cable is connected securely to both
the cradle and to AC power.
Mobile computer is not
correctly seated. Remove and re-insert the mobile computer into the
cradle, ensuring it is correctly seated.
Spare Battery Charging
LED does not light
when spare battery is
inserted.
Spare battery is not correctly
seated. Remove and re-insert the spare battery into the charging
slot, ensuring it is correctly seated.
Mobile computer
battery is not charging. Mobile computer was
removed from cradle or cradle
was unplugged from AC
power too soon.
Ensure cradle is receiving power. Ensure the mobile
computer is seated correctly. If the mobile computer
battery is fully depleted, it can take up to four hours to
fully recharge a Standard Battery and it can take up to six
hours to fully recharge an Extended Life Battery.
Battery is faulty. Verify that other batteries charge properly. If so, replace
the faulty battery.
The mobile computer is not
fully seated in the cradle. Remove and re-insert the mobile computer into the
cradle, ensuring it is correctly seated.