Zn-401s Manual (2027)

If you possess the original code leaflet, direct numerical input is faster and more precise.

For most users, the "Auto-Tuning" (AT) function is the most critical feature in the manual. To start Auto-Tuning: Set your desired SV (Set Value). Navigate to the 'AT' parameter in the menu. Change the value from 0 to 1.

: Manually turn on the device (e.g., your television or DVD player) you intend to synchronize. Phase 2: Direct Code Entry Programming Method zn-401s manual

Do you have a specific question about your ZN-401S that isn’t covered here? Leave a comment below (on the original blog post), or contact an industrial automation technician with your device’s full serial number.

Yes. Most Chinese manufacturers provide a bilingual PDF. If you only have Chinese, use Google Translate’s camera mode on your phone. If you possess the original code leaflet, direct

The is a universal remote control designed primarily for television sets. It uses infrared (IR) signals to communicate with electronics, allowing users to perform functions such as changing channels, adjusting volume, and accessing menu settings. The device was manufactured by Zenith Electronics, a company with a long history in the consumer electronics industry, and was sold under the model number ZN-401S. It is a button-operated remote that requires two AAA batteries to function.

If you have searched for the term you are likely holding a piece of technical equipment—perhaps a industrial timer, a temperature controller, a battery charger, or a specialized relay—and you need to figure out how to make it work. The ZN-401S model number appears across several electronic components, most commonly in the industrial automation and power management sectors. Navigate to the 'AT' parameter in the menu

Order directly from the OEM or industrial supply sites like DigiKey, Mouser, or even AliExpress (search by part number).

The remote can be connected to home theater components using either direct code entry or the automatic search function. Method 1: Direct Code Entry (Recommended)