Select your product model
Type a model number (e.g. CH4400K) in the search box below to quickly find the matching manual.
No matching model found. Please check your input or contact technical support.
Notes
- If the file does not download automatically after clicking, try right-clicking the link and choosing "Save link as".
- Some manuals may change due to firmware updates; please refer to the latest version on the website.
- For older versions or other language editions, please contact our technical support team.