AT&T 929 user manual Technical specifications, REN1.5B

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Appendix

Technical specifications

Power	Three AA batteries are required for
	backlighting of the AUDIO ASSIST, MUTE
	and	lights. The telephone must also
	be connected to a telephone line for all
	features to work.

Line feed voltage	48V +/- 2V

Line loop current	18mA to 100mA

Ringer levels	Off = 0dB
	HI = 85dB

Compliance	FCC and UL approved

Memory	One-touch memory: 3 memory locations,
		16 digits per location
	Two-touch memory: 10 memory locations,
		16 digits per location

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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 Flash RedialErase a redial Temporary tone dialingSpeakerphone volume Handset volumeRinger volume Audio assistTMTelephone memory Directory cardStore a number in memory Dial a number in a two-touch memory Store a pause in a memory numberDial a number in a one-touch memory Erase a memory numberGeneral product care Telephone TroubleshootingNo dial tone Does not ringBacklight Is dim or not functioningTechnical specifications REN1.5BIndex