Lucent Technologies TransTalk 9000 Installation And Use Manual page 96

Handset Problems (continued)
Symptom
You can hear the
party on the other
end, but they cannot
hear you, MUTE
appears in the
handset display.
When placed in
the battery
charger's handset
cradle, the
handset does not
turn off.
Handset does not
ring or vibrate.
After you press
  or
On/Off
display does not
light.
After you press
  or
the
On/Off
handset does not
wake up or turn
on.
Your handset
shows CHANGE
BUTTN MAP in
the display when
you try to use it.
* See "Customer Support" on the inside front cover of this book.
5-6 Troubleshooting
Possible Causes
The   button was
Mute
pressed inadvertently.
Battery charger is
plugged into an electri-
cal outlet controlled by
a switch, and the
switch is turned off.
Battery charger's power
cord is not inserted or is
not inserted properly.
Alerter is disabled and
vibrator is disabled.
Handset must be
programmed for
backlighting.
Battery pack may not
be charged.
Battery pack may
have malfunctioned.
Your handset is not
mapped to the correct
switch.
If your handset is mapped
to the correct switch, but
you are still getting the
message, your station
wiring is incorrect.
Possible Solutions
Press   again to turn off the mute
Mute
feature.
Plug the battery charger into an outlet
not controlled by a switch.
Unplug the power cord/AC adapter
1.
from the electrical outlet.
2. Disconnect the power cord/AC
adapter from the battery charger.
3.
Carefully reconnect the power cord/
AC adapter to the battery charger.
4.
Plug the power cord/AC adapter
back into the electrical outlet.
Enable the alerter and/or the vibrator.
Enable the backlighting (see "Enabling
or Disabling Backlighting" in Chapter 3).
If you have one, try a different battery
pack.
Call for help.*
Change the handset button mapping.
See "Changing the Communications
System Setting" in Chapter 2.
Check your station wiring, referring to
the table in "Radio Module/Switch
Wiring" in Chapter 2.