Press and release the button on the back of the clock.
: By default, many units are set to Pacific Time. Press the TIME button once until the time zone flashes.
For a digital copy of the official Sharp SPC373 user manual (PDF), visit Sharp’s support portal and search model "SPC373." Keep this article bookmarked for quick troubleshooting.
Follow these steps to set up your Sharp SPC373 for the first time. Step 1: Battery Installation sharp atomic clock spc373 user manual
The clock itself—a bland, grey plastic rectangle—sat on his dust-covered coffee table, its LCD screen blank. For three years, since the Great Signal Collapse, no one had cared about atomic time. Without the WWVB radio signal from Fort Collins, the “atomic” feature was a lie. People threw their “smart” clocks into landfills. They’d gone back to sundials and wristwatches.
Press the AL_ON/OFF switch or button on the back. An alarm icon (usually a bell) will appear on the main screen, confirming the alarm is active.
If your clock is not syncing, or if the time is incorrect, try the following steps: Press and release the button on the back of the clock
Keep this switch set to if your state observes Daylight Saving Time. The clock will automatically adjust forward or backward an hour.
Sharp Atomic Clock SPC373: The Ultimate User Guide and Troubleshooting Manual
Once your clock is set up, you can use its more advanced features. For a digital copy of the official Sharp
: Use high-quality alkaline batteries. If the display dims or the outdoor sensor stops reporting, replace the batteries in both units.
The clock failed to receive the signal. Electronic interference from computers, routers, TVs, or metal siding can block the signal. Move the clock to a different room or place it closer to a window facing toward Colorado. The time is exactly one hour off. How do I fix it?
Press again to advance to the Year setting. Use UP/DOWN to adjust.
Press the or DOWN buttons to set your desired alarm hour. Press ALARM SET again; the alarm minute digits will flash. Press the UP or DOWN buttons to set the alarm minutes. Press ALARM SET one final time to save your settings. Activating and Turning Off the Alarm
Displays the month, date, day of the week, and indoor temperature. Screen Indicators