Introduction
This manual provides comprehensive instructions for the use and maintenance of your replacement remote control, compatible with various SAMSUNG Horizon HD TV Mediabox models including SMT-C5400, SMT-G7400, and SMT-G7401. This remote utilizes Infrared (IR) wireless communication for seamless control of your television and mediabox functions. Please read this manual carefully to ensure proper operation and longevity of your device.
Setup
1. Battery Installation
Your remote control requires two AAA batteries (not included) for operation. Follow these steps to install them:
- Locate the battery compartment cover on the back of the remote control.
- Gently slide or lift the cover to open the compartment.
- Insert two AAA batteries, ensuring the positive (+) and negative (-) terminals align correctly with the markings inside the compartment.
- Replace the battery compartment cover, ensuring it clicks securely into place.
2. Initial Use
This remote control is designed to work with compatible SAMSUNG SMT-C5400, SMT-G7400, and SMT-G7401 Horizon HD TV Mediabox models without additional programming. Simply point the remote at your device and begin using it.
Operating Instructions
To operate your device, point the remote control directly towards the infrared receiver on your SAMSUNG TV or Mediabox. Ensure there are no obstructions between the remote and the device.
Button Layout and Functions
The remote features a standard layout for controlling your television and mediabox. While the exact button placement may vary slightly from an original remote, the core functions remain consistent. Refer to the image below for a visual guide to the button layout.

- Power Button: Turns the device on or off.
- Number Pad (0-9): For direct channel input.
- MENU: Accesses the main menu of your device.
- OK / Navigation Arrows: Confirms selections and navigates through menus.
- BACK: Returns to the previous screen or menu.
- VOL +/-: Adjusts the volume level.
- CH +/-: Changes channels.
- Mute: Mutes or unmutes the audio.
- Media Playback Controls (Play, Pause, Stop, Rewind, Fast Forward): Controls media playback functions.
- Other Function Buttons: Specific buttons for TV, BOX, PVR, Teletext, etc., as labeled on the remote.
Maintenance
Cleaning Your Remote
To maintain the remote control's appearance and functionality, wipe it regularly with a soft, dry cloth. Do not use abrasive cleaners, solvents, or alcohol, as these can damage the surface or internal components.
Battery Care
- Replace batteries when the remote's response becomes sluggish or inconsistent.
- If the remote will not be used for an extended period, remove the batteries to prevent leakage and potential damage.
- Dispose of used batteries according to local regulations.
Troubleshooting
- Remote not responding:
- Check if the batteries are correctly installed with the correct polarity.
- Replace the batteries with new ones.
- Ensure there is a clear line of sight between the remote's IR emitter and the device's IR receiver.
- Verify that the remote is compatible with your specific TV and Mediabox model.
- Some buttons not working:
- This could indicate a specific button malfunction or a compatibility issue with that particular function on your device.
- Clean the remote control, especially around the non-responsive buttons, to remove any debris.
Specifications
| Feature | Detail |
|---|---|
| Model Numbers | SMT-C5400, SMT-G7400, SMT-G7401 |
| Wireless Communication | IR (Infrared) |
| Use | TV, Universal |
| Battery Type | 2 x AAA (not included) |
| Channel | 1 |
| Support APP | No |
| Color | Black |
| Origin | Mainland China |
| Certification | None |
Warranty and Support
- Warranty: This product comes with a 3-month warranty.
- Return Policy: A 90+ days money-back return policy is available.
- Compatibility Support: If you are unsure about the compatibility of this remote with your specific device model, please contact the seller with a photo of your device or old remote for assistance before purchase.
User Tips
- Always verify compatibility with your specific TV and tuner model (e.g., Samsung UE46C7000 with Horizon tuner) to ensure all functions work as expected.
- Be aware that the button layout on this replacement remote may not be identical to your original remote, but the advertised functions for the compatible models are guaranteed.





