LCD Digital Clock (630-0747) Installation Faxback Doc. # 7030 Before using the timer, you must remove the insulation sheet from the battery compartment located on the bottom of the clock. Pull out the insulation sheet. Then press ACL on the top of the clock with a pointed object, such as the end of a straightened paper clip. The timer's sand and the AM symbol located in the lower left corner of the LCD display blink. 0:00 appears. (smc-02/23/94)