Plantronics CS50 Telephone User Manual


 
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Pinch both sides of the battery cover and
lift to remove.
Slide the battery out and gently separate
at the connection.
DO NOT pull the battery
out by the wires.
Reconnect and install the new battery. Pinch both sides of the battery cover
and replace.
T
he custom battery inside the headset should last 2-3 years. When talk time decreases
s
ignificantly, you should replace the battery. Call Plantronics at (800) 544-4660 ext.5538 to
order one. Once you receive it, follow directions below to replace.
T
he headset and base unit are supplied subscribed to each other. However, if you wish to use a
r
eplacement headset with the base unit, then the units must be re-subscribed as follows:
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To recover from some fault conditions (refer to Troubleshooting on page 18), you may need to
perform a system reset.
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Return the headset to the charging cradle.
1. Press and hold both speaking
volume fine tune buttons on the base
unit for a minimum of 5 seconds. The
power indicator will then flash red.
2. Press and hold the headset mute
button for a minimum of 5 seconds.
The talk indicator light on the
headset will then illuminate green.
Successful re-subscription is indicated
when the base power indicator is fully
illuminated and the headset talk indicator
light is off.
3. Disconnect the AC charger from the
AC charging jack for 5 seconds.
4. Reconnect.
If re-subscription fails within 2 minutes, the
headset will return to the un-subscribed
state. Try the re-subscription process again
or call Technical Support.
1. Press both the call control button
and the listening volume/mute but-
ton for 5 seconds. When the talk
indicator light blinks, release both
buttons.
2. Press the call control button again.
The talk indicator light will again
blink briefly to indicate the headset is
back to normal operation.
3. Disconnect the AC charger from the
AC charging jack for 5 seconds.
4. Reconnect.
The system reset operation is complete.