Radio Shack 420 owner manual Adjusting the Display Contrast, Caller ID Mode

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43-971.fm Page 16 Monday, August 16, 1999 4:12 PM

ADJUSTING THE DISPLAY CONTRAST

1.Repeatedly press MODE until the system displays

CALLER ID MODE.

2.Press either REVIEW button. The system displays the total number of stored calls.

3.Press and hold READ for about 6 seconds. The system shows CONTRAST : XX.

4.Press REVIEW to increase the contrast (up to 15) or

REVIEW to decrease it (down to 00).

5.Press READ to store the setting.

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Contents System Serial Number Features Important Information Read this Before Installation FCC StatementContents Care and Maintenance Installing Batteries PreparationFm Page 9 Monday, August 16, 1999 412 PM Connecting the AC Adapter Resetting the System Connecting to the Phone Line Connecting to a Single Phone LineConnecting to a Two-line Phone Connecting to an Answering Machine Setting the Time Adjusting the Display Contrast Caller ID ModeStoring Your Local Area Code Area CodeReceiving and Storing Calls OperationNew Calls Call Waiting Message WaitingLong Distance Calls Repeat MessagesForwarded Calls Out of Area Calls Line Error Private CallsName- or Number-Only Calls Call RecordsReviewing Call Records Dialing Numbers in Call Records Deleting Call Records VIP Call List Storing Call Records in the VIP Call List Turning On/Off the VIP Call Special Ring Reviewing and Deleting VIP Call RecordsDialing from the VIP Call List Care and Maintenance FCC Wants YOU to Know LightningRadioShack Limited Warranty