Introduction
This user manual provides comprehensive instructions for the Alizen RMT-TX100U Replacement Remote Control. Designed for seamless compatibility with a wide range of Sony Bravia LCD LED HD Smart TVs, this remote offers a straightforward, plug-and-play experience without the need for complex programming.

A detailed view of the Alizen RMT-TX100U replacement remote control, showcasing its ergonomic design and button layout.
Installation and Setup
The Alizen RMT-TX100U remote control is designed for immediate use with compatible Sony TVs, requiring no programming or pairing. Simply install the batteries, and it's ready to operate your television.
Battery Installation
- Locate the battery compartment on the back of the remote control.
- Slide the battery cover downwards to open it.
- Insert two (2) new AAA alkaline batteries (not included), ensuring the positive (+) and negative (-) terminals align correctly with the indicators inside the compartment.
- Slide the battery cover back into place until it clicks securely.

Illustration showing the open battery compartment of the remote control and the correct orientation for inserting two AAA batteries.
Once batteries are installed, the remote is ready to use. Point the remote directly at your TV's infrared receiver for optimal performance.
Operating Your Remote Control
The Alizen RMT-TX100U remote provides intuitive control over your Sony Smart TV. Below is a guide to the main button functions.

A diagram labeling the various buttons on the Alizen RMT-TX100U remote control and their corresponding functions.
Button Functions
| Button | Function |
|---|---|
| POWER | Turns the TV on or off. |
| INPUT | Selects the video input source. |
| SYNC MENU | Accesses the Sync Menu for connected devices. |
| Number Buttons (0-9) | Selects channels directly or enters numerical values. |
| DISPLAY | Displays information on the screen. |
| NETFLIX | Directly accesses the Netflix streaming service. |
| Color Buttons (Yellow, Blue, Red, Green) | Shortcut keys for interactive functions, varies by content. |
| ACTION MENU | Opens a context-sensitive menu for quick settings. |
| GUIDE | Displays the Electronic Program Guide (EPG). |
| BACK | Returns to the previous screen or menu. |
| HOME | Enters the TV's home menu. |
| DISCOVER | Accesses content discovery features. |
| VOL +/- | Adjusts the volume level. |
| CH +/- | Changes channels. |
| AUDIO | Selects the audio track. |
| MUTING | Mutes or unmutes the TV sound. |
| JUMP | Jumps between two channels or inputs. |
| SUBTITLE cc | Selects the subtitle language or turns closed captions on/off. |
| PREV / NEXT | Skips to the previous or next chapter/track/file. |
| PLAY | Starts playback of media. |
| PAUSE | Pauses playback of media. |
| STOP | Stops playback and remembers the last played point. |
The dedicated Netflix button provides instant access to your favorite streaming content, making entertainment faster and more convenient.

The Alizen RMT-TX100U remote control positioned next to a television screen displaying the Netflix interface, highlighting the dedicated Netflix shortcut button.
Compatibility
The Alizen RMT-TX100U Replacement Remote Control is broadly compatible with a wide range of Sony Bravia LCD LED HD Smart TVs. It functions as a direct replacement for many original Sony remote models.

The Alizen RMT-TX100U remote control shown alongside various Sony Bravia TV models, illustrating its broad compatibility.
Known compatible Sony TV models include, but are not limited to:
- XBR-75X940C, XBR-75X910C, XBR-75X850C
- XBR-65X930C, XBR-65X900C, XBR-65X850C, XBR-65X810C
- XBR-55X900C, XBR-55X850C, XBR-55X810C
- XBR-49X850C, XBR-49X835C, XBR-49X830C, XBR-49X800C
- XBR-43X830C
- KDL-75W850C, KDL-65W850C, KDL-55W800C, KDL-50W800C
This remote operates via infrared (IR) technology, ensuring a reliable connection with your TV. Its effective control distance is more than 15 meters (50 feet).

The Alizen RMT-TX100U remote control in use with a television, emphasizing its direct usability without complex setup and its effective control distance of over 15 meters (50 feet).
Maintenance
To ensure the longevity and optimal performance of your Alizen RMT-TX100U remote control, follow these simple maintenance guidelines:
- Cleaning: Use a soft, dry cloth to wipe the remote. For stubborn dirt, slightly dampen the cloth with water or a mild cleaning solution, then wipe dry immediately. Avoid abrasive cleaners or solvents.
- Battery Replacement: Replace batteries when the remote's response becomes sluggish or stops working. Always replace both batteries at the same time with new ones.
- Storage: Store the remote in a cool, dry place away from direct sunlight and extreme temperatures.
- Handling: Avoid dropping the remote or exposing it to excessive force, as this can damage internal components.

A hand holding the Alizen RMT-TX100U remote control, with icons indicating key features such as no setup required, soft plastic buttons, and durable ABS material construction.
Troubleshooting
If you encounter issues with your remote control, try the following troubleshooting steps:
- Remote not responding:
- Check if the batteries are inserted correctly with the correct polarity (+/-).
- Replace old batteries with new AAA alkaline batteries.
- Ensure there is a clear line of sight between the remote and the TV's infrared receiver. Remove any obstructions.
- Try operating the remote closer to the TV.
- Limited functionality or certain buttons not working:
- Verify that your TV model is listed as compatible. While this remote is broadly compatible, some very specific TV functions might not be supported if they differ significantly from standard Sony remote layouts.
- Ensure the remote is not being used in an environment with strong infrared interference.
- TV not turning on/off:
- Confirm the TV is plugged into a power source and is not in a deep standby mode.
If the issue persists after trying these steps, please refer to the support information provided with your purchase.
Product Specifications
| Feature | Specification |
|---|---|
| Model Number | TX100U |
| Product Dimensions | 8 x 2.25 x 0.75 inches |
| Item Weight | 2.89 ounces |
| Batteries Required | 2 x AAA Alkaline (not included) |
| Connectivity Technology | Infrared (IR) |
| Compatible Devices | Television (Sony Bravia LCD LED HD Smart TVs) |
| Special Feature | Universal Replacement |
| Manufacturer | Xinye T.I.T Group |
Warranty and Support
For any questions, technical assistance, or warranty inquiries regarding your Alizen RMT-TX100U Replacement Remote Control, please contact the seller or manufacturer directly through the platform where the product was purchased. Please retain your proof of purchase for any warranty claims.