Caller ID System 360 (430-0963) Display Contrast Faxback Doc. # 18033 ADJUSTING THE DISPLAY CONTRAST Follow these steps to adjust the display's contrast for the best visibility. 1. Press and hold down DELETE. 2. While holding down DELETE, within 6 seconds repeatedly press <- REVIEW to decrease the contrast or REVIEW -> to increase the contrast. IMPORTANT: If you hold down DELETE for longer than 6 seconds without pressing a REVIEW button, the system deletes all calls from its memory. 3. Release DELETE. (PH 11/3/95)