Out of 28 Ratings

Owner's of the AT&T Telephone 1040 gave it a score of 4.0 out of 5. Here's how the scores stacked up:
  • Reliability

    3.96 out of 5
  • Durability

    4.07 out of 5
  • Maintenance

    4.12 out of 5
  • Performance

    4.04 out of 5
  • Ease of Use

    3.9 out of 5
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Appendix J
In case of difficulty
• First, try all the above suggestions in There
is no dial tone on this page.
• Make sure there is a dial tone before dialing. It
is normal if the telephone takes a second or two
to synchronize before producing a dial tone. Wait
an extra second before dialing.
• Check that all the telephones connected to the
same telephone line are hung up.
• Make sure the telephone is set to the correct
dial mode (pulse dial or tone dial) for the service
in your area. Refer to the TONE/PULSE section,
on page 36 of the installation guide, to set the dial
I cannot dial out.
• First, try all the suggestions of My telephone
appears to be dead on page 59.
• The telephone line cord might be malfunctioning.
Try installing a new telephone line cord.
• Disconnect the telephone base from the telephone
jack and connect a different telephone. If there
is no dial tone on the telephone either, the
problem is in your wiring or local service. Contact
your local telephone company.
• Make sure a line is selected. Press a line button
or speakphone.
• Make sure the [HOLD] key is not pressed.
• If there is no dial tone when the [HEADSET] key
is pressed, make sure the headset is firmly con-
nected in the HEADSET jack.
There is no dial tone.
• If the wiring for your system is greater than 600
feet, some of the advanced features may not
work properly. You may have to remove some
of the phones from remote areas.
• Check to make sure that each telephone set
has a unique extension number. If the sets
receive AC power at the same time, either at
initial installation or after a power failure, the
extension numbers may be the same. Refer to
the EXTENSION NUMBER section on page 32 of
the installation guide.