att 945 Manuale Utente

Pagina di 83
TELEPHONE OPERATION
PROBLEM SOLUTION
Operation During 
This phone will operate during a power
a Power Failure
failure if a working battery has been installed.
You will be able to answer calls with the
handset or headset, and dial calls using the 
dial key pads and the One Touch or Redial
features. No other features will work until
power is restored. All programming is
retained during power failure.
PROBLEM SOLUTION
The Screen Displays 
The phone has been disconnected from AC
Powerfail
power. When power is restored, a key is
pressed, or the phone is taken off the hook,
the screen will return to the usual display.
One Touch and  Redial numbers  are  retained
until power is restored.
PROBLEM SOLUTION
Display Screen 
Make sure the power cord is connected
is Blank
to both the phone and an electrical outlet 
not controlled by a wall switch.
PROBLEM SOLUTION
Intercom, Hold, Call 
• The total length of telephone wiring in 
Privacy or Other 
your phone system MUST NOT be more 
Advanced Features Do 
than 600 feet.
Not Work  Properly
• If you are a DSL customer, you may need 
to arrange for installation of a splitter and 
an AT&T Z800A filter. See “DSL Users”
beginning on page 4 for details.
• Another device connected to Line 1 may 
be causing interference. Try disconnecting
the device.
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IN CASE OF DIFFICUL
TY
IN CASE OF DIFFICUL
TY
945 CIB 2ATT  3/14/05  9:58 AM  Page 69