AT&T 929 user manual Troubleshooting, No dial tone, Telephone, Does not ring

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Appendix

Troubleshooting

If you have difficulty with your telephone, please try the suggestions below. For Customer Service, visit our website at www.telephones.att.com, or call 1 (800) 222-3111. In Canada, call 1 (866)288-4268.

No dial tone	• Make sure all plugs are connected
	properly. Inspect the line cord connections
	at the modular jack and at the telephone.
	Also inspect the telephone handset cord
	connections at both ends.
	• Unplug the telephone and connect it to
	another modular jack. If it still does not
	work, and other telephones in your home
	are working, the problem is with this
	telephone.

The telephone	• Make sure the RINGER switch is not set
does not ring	to OFF.
	• If there are several other telephones
	connected on the same line, try
	disconnecting some of them. Having too
	many telephones connected can also
	create problems such as low ringer volume
	or impaired sound quality during calls.

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Contents User’s manual Part Read the Important product information Part 800Table of contents Telephone operationParts checklist Installation Table/desk installationTone/pulse switch Wall installation Installation Switchhook Handset tab Telephone operation Redial Erase a redialFlash Temporary tone dialingHandset volume Ringer volumeSpeakerphone volume Audio assistTMDirectory card Telephone memoryStore a number in memory Store a pause in a memory number Dial a number in a one-touch memoryDial a number in a two-touch memory Erase a memory numberGeneral product care Troubleshooting No dial toneTelephone Does not ringBacklight Is dim or not functioningTechnical specifications REN1.5BIndex