Press and hold the [M. SET] button on the back of the movement for approximately 3 seconds .
The CH-899 Chouchin Radio Controlled Clock is a precision timepiece designed to offer unparalleled accuracy by automatically synchronizing with official time signals. If you are experiencing issues with setting up, adjusting, or troubleshooting your CH-899 clock, this guide provides detailed, step-by-step instructions based on typical radio-controlled movement protocols. Table of Contents Understanding Your CH-899 Radio Controlled Clock Initial Setup: Installing Batteries Automatic Time Setting Procedure Manual Time Setting Instructions Forced Signal Reception (REC Button) Troubleshooting and Tips for Better Signal Reception 1. Understanding Your CH-899 Clock ch-899 chouchin radio controlled clock instructions