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Installation Problems (continued)
Symptom
Possible Causes
One or more Out
of Sync lights are
lit, radio module
PASS LEDs are
not lit, or both.
Expansion cable(s) are
installed in the wrong IN or
OUT jacks, or are not fully
inserted into the correct
jacks.
1.
2.
3.
4.
The carriers were not
powered in the correct order.
A telephone line cord was
disconnected and recon-
nected without powering
down and repowering the
carrier(s).
Possible Solutions
Verify that all expansion cables
are installed in the correct IN
and OUT jacks.
Ensure that all expansion
cables are fully inserted into
their jacks.
Power down, then repower the
control carrier.
Power down, then repower the
expansion carrier(s).
Handset Problems
Symptom
Possible Causes
Possible Solutions
After placing the
Battery charger is plugged
handset in the
into an electrical outlet
battery charger’s
controlled by a switch.
handset cradle, the
handset does not
Battery charger’s power cord
turn off.
is not inserted properly or is
not inserted at all.
Plug the battery charger into
an outlet not controlled by a
switch.
Unplug the AC adapter from
the electrical outlet. Discon-
nect and then carefully reinsert
the power cord into the battery
charger. Plug the AC adapter
back into the electrical outlet.
After pressing
[
On/Off
], dial tone is
not heard and
handset display
does not show
anything.
Handset does not
respond to re-
peated [
On/Off
] button
presses.
Battery pack is not charged
sufficiently.
Remove the handset battery
pack, place it in the battery
charger’s fast charge compart-
ment until fully charged. If you
have a charged battery pack,
place it in the handset while the
other battery pack recharges.
Telephone line cord is not
plugged into the radio
module.
Power down the radio module or
carrier(s). Plug the telephone line
cord into the radio module, then
repower the radio module or
carrier(s).
There was a recent occur-
rence of lightning, or a
power failure.
■
■
Remove the battery pack from
the handset for 10 seconds,
then replace it.
Check to see if the radio
module or carrier is receiving
power.
5-2
Troubleshooting