: Use the switches on the back to set your local time zone (e.g., P for Pacific, M for Mountain, C for Central, E for Eastern).
The instructions apply to most CH-899 models released after 2020, though minor variations exist. ch-899 chouchin radio controlled clock instructions
Once you reach the correct time, release the button. If you don't press anything for about 7 seconds, the clock will lock in the time and start running normally. 3. Using the REC (Force Sync) Button : Use the switches on the back to
A: No. It is tuned to a specific frequency (60 kHz for US, 77.5 kHz for EU). Using a US model in Japan will not sync. P for Pacific