Troubleshooting - Symbol MC50 User Manual

4-4 MC50 User's Guide

Troubleshooting

Problem
Mobile computer does not turn
on.
Rechargeable lithium-ion battery
did not charge.
Cannot see characters on display. Mobile computer not powered
Fail to communicate with IrDA
printer.
During data communication, no
data was transmitted, or
transmitted data was
incomplete.
No sound.
Mobile computer turns itself off. Mobile computer is inactive.
Pressing keys or buttons does not
activate the corresponding
feature.
Table 4-1. Troubleshooting the Mobile Computer
Cause
Lithium-ion battery not Charge or replace the lithium-ion battery in the mobile computer.
charged.
Lithium-ion battery not Ensure battery is installed properly. See
installed properly.
System error. Perform a soft reset. If the mobile computer still does not turn on, perform a hard reset. See
Resetting the Mobile Computer on page
Battery failed. Replace battery. If the mobile computer still does not operate, try a soft reset, then a hard
reset. See
Mobile computer removed Insert the mobile computer in cradle and begin charging. The standard battery requires
from cradle while battery was approximately 3 1/2 hours to recharge fully and the optional extended capacity battery
charging. charges in approximately seven hours.
Press the Power button.
on.
Distance from printer is not Bring the mobile computer closer to the printer and attempt communication again.
between 5 inches and 39
inches.
Obstruction interfered with Check the path to ensure no objects were in the way.
communication.
Application is not enabled to Printer support must be included with the application to run IrDA printing on the mobile
run IrDA printing. computer. See the System Administrator.
Mobile computer removed Replace the mobile computer in the cradle and re-transmit.
from cradle or unplugged from
host computer during
communication.
Incorrect cable configuration. See the System Administrator.
Volume setting is low or Check the volume slider in the Volume & Sound properties dialog box in the Control Panel to
turned off. ensure the volume is not turned down.
The mobile computer turns off after a period of inactivity. If the mobile computer is running
on battery power, this period can be set from 30 seconds, one minute, three minutes, five
minutes and 15 minutes. If the mobile computer is running on external power, this period can
be set to one, three, five, 15, and 30 minutes.
Check the Power dialog box (in the Control Panel), and change the setting for longer delay
before the automatic shutoff feature activates.
Battery is not inserted Insert the battery properly. See
properly.
Battery is depleted. Recharge or replace the battery.
Battery has exhausted its Replace the battery.
usable life.
Battery's gas gauge has lost Re-calibrate the battery. See
calibration.
Keypad is locked. Place the keypad lock switch into the unlocked position. See
page
Installing the Main Battery on page
2-19.
Resetting the Mobile Computer on page
Installing the Main Battery on page
Calibrating the Battery on page
2-3.
Solution
1-5.
2-19.
1-5.
1-8.
Using the Function Buttons on