Troubleshooting

• All extensions must have the same outside telephone line connected to Line 1.

• Make sure the telephone line cord connected to line jack L1/L2 was provided with the telephone.

• 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.

 

• Make sure that the LINE GROUP assignment is

 

correct. See page 43.

 

 

LOW BATT appears on

• No spare battery is installed or the spare battery

screen.

needs to be replaced.

 

• Remove and re-install the battery.

The telephone does not ring when there is an incoming call.

Make sure the ringer is on (page 33).

Make sure the telephone line cord(s) and the power adapter are plugged in properly (See pages 11-15).

There may be too many extension telephones on the telephone line to allow all of them to ring simultaneously. Try unplugging one phone at a time until the phones start ringing.

Test a working telephone at the same telephone jack. If another telephone has the same problem, the problem is in the telephone jack. Contact your local telephone company (charges may apply).

The telephone line cord might be malfunctioning. Try installing a new telephone line cord.

Make sure the Do Not Disturb feature is not activated (see the DO NOT DISTURB section on the user’s manual).

Make sure the ringer delay time (page 34) is not longer than the answer delay time of the answer- ing system (see the ANSWER DELAY section on page 58). This would cause the answering system to answer the call before the phone rings.

If you are on a call, a beep alerts you of incoming calls on the other lines.

Make sure that the LINE GROUP assignment is correct. See page 43.

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AT&T 1070 manual Troubleshooting