AT&T Trimline 240 - Manual (Page 23)

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New Call Light Does Not Go On
• Make sure you have installed three AA alkaline
batteries with correct polarity.
• Replace old batteries with three new ones.
Screen is Blank
• Make sure you have correctly installed three AA
alkaline batteries.
• The screen is blank until you receive a call.
• Make sure all line cords are correctly
connected.
• The phone does not display the time and date
until the first call is received.
• You must subscribe to service from your local
phone service provider to see call information
on the screen (see “About Caller Identification”
in BEFORE YOU BEGIN).
IN CASE OF DIFFICULTY
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