Cabletron Systems 2700 Series manual Troubleshooting Guide, Condition Suggestion

28 Caller ID Operation & Programming

Troubleshooting Guide

If this telephone does not work properly, try the following suggestions.

Condition		Suggestion
No Dial Tone		† Check all cabling to make sure that all
		connections are secure and not damaged.
		† Check hook switch. Does it fully extend when
		handset is lifted from cradle?
		† Check to make sure the phone is not on Hold.
		† Unplug the telephone an 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 phone.
No Display		Check the power plug.
No information	is shown	† Did you order Caller ID Service from your local
after the phone rings		telephone company?
		† This unit requires that you subscribe to Caller
		ID service in order to work.
		† Be sure to wait until the second ring before
		answering.
Phone does not dial out		Check the dial mode in the programming mode.
		Is it set to tone, which may not be compatible
		with your local dialing service.?
Phone does not ring		Are you using too many phones on one line?
		The total REN of all phones on the same line
		should not be greater than the maximum REN
		for your calling area. (See FCC Registration
		Information)
Incoming and	outgoing	Are other phones off hook at the same time? If
voice volume low		so, this is normal condition as volume drops
		when additional phones are used at once.