Ericsson F251m User Manual page 37

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Light indicators status
If you see...
Red light
Green light
Both lights
Red light
Green light
Red light
Green light
(not simultaneously)
Red light
Green light
(simultaneously)
The following table summarizes the different operating status
of your FCT depending on the light indicators, and what to do
if a problem is encountered.
If the problem persists, please contact your distributor or
network operator.
It means...
•
ON
AC Power is ON
•
ON or
The FCT is connected to
flashing
cellular network and
available for use.
Normal operation mode
•
OFF
AC Power is OFF
•
ON
AC Power is ON.
•
OFF
The FCT is not
connected to the cellular
network and is not
available for use
•
Flashing
AC power is OFF. The
FCT is operating using
ON or
the battery back-up
flashing
power.
•
The FCT is connected
to the cellular network
and available for use.
•
Flashing
Alarm status
•
Flashing
The FCT is blocked or it
has an internal fault.
Do this...
•
Start using your FCT.
•
If Green light is flashing, see "FCT
location" on page 13
•
If you are unable to make a call, check
the telephone cable connection or the
PBX connections and program
•
Verify that the AC power plug is
securely connected to the Ac power
outlet.
•
Check that the DC power cord is
connected to the FCT.
•
Check the circuit breaker or fuse for the
AC electrical circuit that supplies power
to the ac outlet being used by the FCT.
•
Verify that the antenna is properly
installed.
•
Verify you have installed the FCT in the
best location (see "FCT location" on
page 13)
•
Verify that the AC power cords is
securely connected to the AC power
outlet.
•
Check that the DC power cords is
connected to the FCT.
•
Check the circuit breaker or fuse for the
AC electrical circuit that supplies power
to the AC outlet being used by the FCT.
•
If Green light is flashing, see "FCT
location" on page 13
•
Check the Alarm status table above
•
Contact your distributor or network
operator for assistance.