Why is my H-chin YF100 alarm clock not turning on or charging even after several hours?
If your H-chin YF100 Sleep Training Alarm Clock is not turning on or charging, please try the following troubleshooting steps: Check the Power Source:…
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H-chin questions & answers
Browse answered questions about H-chin, including setup, troubleshooting, compatibility and maintenance.
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Answered questions
How can I fix dimming screen lights or replace the bulbs on my H-chin YF100 alarm clock?
The H-chin YF100 Sleep Training Alarm Clock does not have user-replaceable bulbs, as it uses integrated LEDs. If the screen is dimming, please try…
How do I set the wake-up alarm on the H-chin YF100 Sleep Training Alarm Clock?
To set the wake-up alarm on the H-chin YF100 Sleep Training Alarm Clock, follow these steps: 1. Press the button until the hour starts…