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Maintenance & Troubleshooting
7 - 3
Troubleshooting
Mobile Computer
Table 7-1
Troubleshooting the Mobile Computer
Problem
Cause
Solution
Mobile computer does
not turn on.
not turn on.
Lithium-ion battery
not charged.
not charged.
Charge or replace the lithium-ion battery in the mobile computer.
Lithium-ion battery
not installed
properly.
not installed
properly.
Ensure battery is installed properly. See Installing and Removing
the Main Battery on page 1-6.
the Main Battery on page 1-6.
System crash.
Perform a warm boot. If the mobile computer still does not turn on,
perform a cold boot. See Resetting the Mobile Computer on page
2-49.
perform a cold boot. See Resetting the Mobile Computer on page
2-49.
Rechargeable
lithium-ion battery did
not charge.
lithium-ion battery did
not charge.
Battery failed.
Replace battery. If the mobile computer still does not operate, try a
warm boot, then a cold boot. See Resetting the Mobile Computer
on page 2-49.
warm boot, then a cold boot. See Resetting the Mobile Computer
on page 2-49.
Mobile computer
removed from cradle
while battery was
charging.
removed from cradle
while battery was
charging.
Insert mobile computer in cradle and begin charging. The
lithium-ion battery requires less than four hours to recharge fully.
lithium-ion battery requires less than four hours to recharge fully.
Cannot see characters
on display.
on display.
Mobile computer not
powered on.
powered on.
Press the Power button.
During data
communication, no
data was transmitted,
or transmitted data
was incomplete.
communication, no
data was transmitted,
or transmitted data
was incomplete.
Mobile computer
removed from cradle
or unplugged from
host computer
during
communication.
removed from cradle
or unplugged from
host computer
during
communication.
Replace the mobile computer in the cradle, or reattach the
Synchronization cable and re-transmit.
Synchronization cable and re-transmit.
Incorrect cable
configuration.
configuration.
See the System Administrator.
Communication
software was
incorrectly installed
or configured.
software was
incorrectly installed
or configured.
Perform setup. Refer to the MC909X Integrator Guide for details.
Ensure that Microsoft ActiveSync 4.1 or greater is installed on the
host computer.
host computer.
No sound is audible.
Volume setting is low
or turned off.
or turned off.
Adjust volume.