Sharp Atomic Clock Spc373 User Manual _top_ -

Table of Contents

• Website: www.sharp-atomic-clock.com/support/spc373
• Phone (USA): 1-800-BE-SHARP (1-800-237-4277) option 4, then 3.
• Email: spc373@sharp-support.com

Reviewer’s note: Many users miss the manual’s advice to place the clock away from metal, concrete walls, or electronic devices (Wi-Fi routers, TVs). Doing so dramatically improves sync success. sharp atomic clock spc373 user manual

1. Press the [BACKLIGHT] button to turn on the backlight.
2. The backlight will turn off automatically after 5 seconds.

: Upon battery insertion, the clock enters reception mode. It may take several minutes to several hours to capture the atomic signal. Expert reviewers at JustAnswer Table of Contents

Press the TIME ZONE button (often labeled with specific zones like PST, MST, CST, EST). Website: www

If no signal is received after 24 hours:

• The clock will run on its quartz oscillator (still accurate to ±0.5 seconds/day until sync).
• Try manual sync in a different room.

Use the Up/Down buttons to adjust the hour (ensure the AM/PM indicator is correct).