Troubleshooting; Mobile Computer - Symbol MC3000 User Manual

5-4 MC3000 User Guide

Troubleshooting

Mobile Computer

Problem
Mobile computer does not turn
on.
Battery did not charge.
Cannot see characters on screen. Mobile computer not powered
During data communication, no
data was transmitted, or
transmitted data was
incomplete.
Mobile computer does not emit
sound.
Mobile computer turns itself off. Mobile computer is inactive.
Tapping the window buttons or
icons does not activate the
corresponding feature.
A message appears stating that
the mobile computer memory is
full.
Table 5-1. Troubleshooting the Mobile Computer
Cause
Main battery not charged. Charge or replace the main battery.
Main battery not installed Ensure the battery is installed properly. See Install Main Battery on page 1-6.
properly.
System crash. Perform a warm boot. If the mobile computer still does not turn on, perform a cold boot. For
more information see, Resetting the Mobile Computer on page 2-23.
Battery failed. Replace battery. If the mobile computer still does not operate, try a warm boot, then a cold
boot. For more information see, Resetting the Mobile Computer on page 2-23.
Mobile computer removed Insert mobile computer in cradle and begin charging. The Standard Battery requires up to four
from cradle while battery was hours to recharge fully and the Extended Life Battery requires up to six hours to recharge fully.
charging.
Extreme battery temperature. Battery does not charge if ambient temperature is below 32°F (0°C) or above 104°F (40°C).
Press the Power button.
on.
Mobile computer removed Replace the mobile computer in the cradle, or reattach the cable and re-transmit.
from cradle or unplugged from
host computer during
communication.
Incorrect cable configuration. See the system administrator or refer to the MC3000 Integrator Guide.
Communication software was See the system administrator or refer to the MC3000 Integrator Guide.
incorrectly installed or
configured.
Volume setting is low or Mobile computer may be a beeper only configuration or incorrect setting is programmed into
turned off. device.
The mobile computer turns off after a period of inactivity. This period can be set from one to
five minutes, in one-minute intervals.
Battery is depleted. Recharge or replace the battery.
Battery is not inserted Insert the battery properly. For more information see, Install Main Battery on page 1-6.
properly.
Touch screen not calibrated Re-calibrate the screen.
correctly.
From the mobile computer, Demo window double-tap the Ctl Panel icon and double-tap on
Touch Calibrate. Follow the screen prompts.
The system crashed. Warm boot the system. To perform a warm boot, see Resetting the Mobile Computer on page
2-23.
Too many files stored on the Delete unused memos and records. If necessary, save these records on the host computer.

mobile computer.

Too many applications Remove unused installed applications from the mobile computer to recover memory.
installed on the mobile
computer.
Solution