User's Manual

Maintenance
& Troubleshooting
 99
Troubleshooting
FR6874
T abl e 7-1 Troubleshooting the FR6874
Problem Cause Solution
FR6874 does not
turn on.
Lithium-ion battery
not charged.
Charge or replace the lithium-ion battery in the FR6874.
Lithium-ion battery
not installed
properly.
Install the battery properly. See Installing the Main Battery on page
1-6.
System crash. Perform a warm boot. If the FR6874 still does not turn on, perform
a cold boot. See Resetting the FR6874 on page 2-14.
Rechargeable
lithium-ion battery did
not charge.
Battery failed. Replace battery. If the FR6874 still does not operate, perform a
warm boot, then a cold boot. See Resetting the FR6874 on page
2
1
4
FR6874
removed from
cradle while
battery was
c
harg
i
ng
Insert FR6874 in cradle. The 3600 mAh battery fully charges in
less than six hours.
Extreme battery
temperature.
Battery does not charge if ambient temperature is below 0°C (32°F)
or above 45°C (113°F).
Cannot see characters
on display.
FR6874 not
powered on.
Press the Power button.
During data
communication, no
data transmitted, or
transmitted data was
incomplete.
FR6874 removed
from cradle or
disconne cted from
host computer
during
communication.
Replace the FR6874 in the cradle, or reattach the
communication cable and re-transmit.
Incorrect cable
configuration.
See the system administrator.
Communication
software was
incorrectly installed
or configured.
Perform setup. Refer to the FR6874 Integrator Guide for details.
No sound. Volume setting is
low or turned off.
Adjust the volume. See Adjusting Volume on page 2-10.