LCD Talking Watch (630-5042A) Operation Faxback Doc. # 7167 The watch's MODE, HOUR, MINUTE, and TALKING buttons (referred to below as B1, B2, B3, and B4) allow you to set the time, activate the alarm and hourly chime, and hear the voice announcement. Setting the Hourly Chime In the time display mode, press B3 to turn on/off the hourly chime. When you set the chime to sound, the watch beeps four times and sound waves appears on the display. (LB/all-07/18/94)