Manual | Ch-899 Chouchin Radio Controlled Clock

: Open the compartment on the back. Insert fresh AA batteries (observe polarity).

: Press this if the clock is behaving erratically. It clears all memory and restarts the auto-search. 📍 Troubleshooting Tips

Remove the battery for at least 1 minute. Some models have two pins in the upper-left corner that can be short-circuited with a screwdriver to clear the memory. MSF Radio Controlled Wall Clock - TLC Electrical Supplies

The CH-899 is a popular, reliable radio-controlled movement often found in wall clocks. It is designed to receive the 60 kHz WWVB radio signal, ensuring synchronization with the atomic clock in the USA.

If the clock does not set itself, use the buttons on the back: ch-899 chouchin radio controlled clock manual

After inserting batteries, the radio tower icon (usually located on the display) will flash.

Region-dependent (typically WWVB in North America, DCF77 in Europe, or JJY in Japan)

Chouchin CH-899 is a quartz radio-controlled (atomic) clock movement designed to automatically synchronize with official time signals (such as MSF in the UK or WWVB in the US) to maintain precise timekeeping School Fix 1. Initial Setup (Automatic Mode)

Forces the clock to search for the radio signal. : Open the compartment on the back

The clock is one hour off.

Continue holding the M.SET button. The minute hand will begin to move quickly. Release the button when the desired time is reached.

If after 15 minutes the time has not corrected:

If you are in an area with poor signal reception, you can set the time manually until the clock manages to sync. It clears all memory and restarts the auto-search

If the clock sets the wrong hour, adjust the timezone setting (usually marked as +/- hours in the manual setup menu).

Note: Always use fresh, standard alkaline batteries. Avoid rechargeable batteries, as they often output slightly lower voltage which can cause display issues.

is a wall-mounted or tabletop radio-controlled clock (RCC) designed to automatically synchronize its time with official time signals.