Troubleshooting; Fault Check List - Ericsson DT290 User Manual

Troubleshooting

98
Troubleshooting
This section contains information on how to solve common
operational problems. Go through the following steps if you
encounter any problems. If this does not solve the problem,
contact your system administrator. If others have similar problems,
there may be a system error.

Fault check list

Fault
No display
Connect battery
No ringing
Signal strength
icon off
Battery icon
flashes slowly
Battery icon on
4 short beeps every
30 seconds
4 short beeps every
2 minutes
Probable cause
Battery low or
phone defect
Battery not
properly fit or
defect
Ringer off icon on
or phone defect
Out of coverage
area, system or
phone defect
Battery low
Charging
complete, charger
still connected
Battery low
Out of coverage
area or not
connected
BusinessPhone – Cordless phone DT290
Action or
comment
Charge battery
Check battery or
contact system
administrator
Off icon on = Adjust
volume
Enter coverage
area or contact
system
administrator
Charge battery
Disconnect the
charger
Charge battery
Enter coverage
area or contact
system
administrator