Audible Signals; Installation; Battery Installation - AT&T 992 User Manual

0992_CIB_1ATT_FINAL_022105 2/22/04

Audible Signals

WHEN YOU HEAR:
A long, low-frequency buzz,
repeating (error tone)
Three ascending tones
(confirmation tone)
Three beeps
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IT MEANS:
An error has occurred. Try the
operation again.
The operation is successful.
You have reached the minimum
or maximum volume setting.

INSTALLATION

Battery Installation

Before using the telephone, install a 9V alkaline battery (not included). In case
of a power failure, the telephone will operate normally if a fresh 9V alkaline
battery is installed, but Caller ID, headset and speakerphone may not work
properly. If AC power fails and there is no battery power, your volume
control will remain at the last setting until the AC power is restored. The
display, ringer and indicator lights will not work until AC power is restored.
You will be able to make and receive calls using only the handset only on Line 1.
This telephone has a Memory Loss Protection feature and will store your Caller
ID information, memory and programmed settings until power is restored.
is shown on the display. Replace the battery
When battery power is low,
promptly.
CAUTION: Always disconnect all cords before installing a
new battery.
1.
Remove the label covering the display screen.
2.
Turn the telephone upside down.
3.
You may want to remove the desk wedge for easier access to the
battery cover. Push down on the tabs, and lift the wedge up and
away from the telephone.
4.
Press the tab and pull to remove the battery cover. Insert one
new 9V alkaline battery (not included) following the polarity
markings in the battery compartment.
9V ALKALINE
BATTERY
5.
Replace the battery compartment cover.
6. If the telephone is to be mounted on a wall, turn to Wall Installation
beginning on page 9.
— OR —
If you are using the telephone on a table or desk, turn to Table/Desk
Installation on page 6.
Polarity
9V ALKALINE
BATTERY
markings
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