1. Introduction
This manual provides detailed instructions for the setup, operation, and maintenance of your new accoona RC-X35L replacement remote control. This remote is designed to be a direct replacement for the original Bose Lifestyle 650, 600, and 550 Media Center remote control (part number 743877-0010), offering seamless compatibility and functionality.
Please read this manual thoroughly before using the remote control to ensure optimal performance and longevity.
2. Product Overview
The RC-X35L remote control features a comprehensive button layout for controlling various functions of your Bose Lifestyle Media Center. Its ergonomic design ensures comfortable handling and ease of use.
2.1 Remote Control Layout

The remote includes standard controls such as power, input selection, volume, channel navigation, menu, and playback controls. Specific buttons for TV, CD, DVD, and AUX are also present for source selection.
2.2 Dimensions

3. Specifications
| Feature | Specification |
|---|---|
| Brand Name | accoona |
| Model | RC-X35L |
| Compatible with | Bose Lifestyle 650/600/550 Media Center (Replaces 743877-0010) |
| Wireless Communication | IR (Infrared) |
| Frequency | 433 MHz |
| Channel | 1 |
| Use | Universal (for specified Bose models) |
| Support APP | No |
| Power Source | 2 x 1.5V AAA Batteries (not included) |
| Material | ABS |
| Certification | CE |
| Origin | Mainland China |
4. Setup
4.1 Battery Installation
The RC-X35L remote control requires two (2) 1.5V AAA batteries (not included) for operation.
- Locate the battery compartment cover on the back of the remote control.
- Slide the cover downwards or press the latch (if present) to open the compartment.
- Insert two AAA batteries, ensuring that the positive (+) and negative (-) terminals align correctly with the markings inside the compartment.
- Slide the battery compartment cover back into place until it clicks securely.

Note: Batteries are not included. Always use new batteries and replace both at the same time. Do not mix old and new batteries or different types of batteries.
5. Operating Instructions
The RC-X35L remote control is pre-programmed to work with Bose Lifestyle 650, 600, and 550 Media Centers. No additional programming is typically required. Simply point the remote at your media center and press the desired function button.
5.1 Basic Functions
- Power Button (INPUT / Power Symbol): Turns the media center on or off.
- Input Selection (e.g., TV, CD, DVD, AUX, USB, TUNER): Selects the desired audio/video source.
- Volume Up/Down (VOL +/-): Adjusts the master volume level.
- Channel Up/Down (CH +/-): Navigates through channels (if applicable to your setup).
- Navigation Pad (OK, Arrow Buttons): Used to navigate menus and confirm selections.
- Menu/Exit: Accesses system menus and exits current menus.
- Playback Controls (Play, Pause, Stop, Fast Forward, Rewind): Controls media playback.
5.2 Advanced Functions
Refer to your Bose Lifestyle Media Center's original user manual for specific functions related to buttons like INFO, 3D, WWW, I/II, PC, and colored buttons (A, B, C, D), as their functionality may vary depending on your system configuration and connected devices.
6. Maintenance
- Cleaning: Wipe the remote control with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Battery Replacement: Replace batteries when the remote's response becomes sluggish or stops working. Always replace both batteries simultaneously.
- Storage: If the remote will not be used for an extended period, remove the batteries to prevent leakage. Store in a cool, dry place.
- Avoid Damage: Do not drop the remote, expose it to extreme temperatures, or immerse it in liquids.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Remote not working | Dead or incorrectly installed batteries | Replace batteries with new AAA batteries, ensuring correct polarity. |
| Remote has short range or intermittent response | Weak batteries; Obstruction between remote and media center; Remote sensor on media center is blocked. | Replace batteries. Ensure a clear line of sight between the remote and the media center. Remove any obstructions. |
| Specific functions not working | Incorrect input selected; Feature not supported by current device. | Ensure the correct input source is selected on the remote (e.g., TV, CD, DVD). Consult your Bose Lifestyle Media Center manual for device-specific functions. |
8. User Tips
- For best performance, use high-quality alkaline AAA batteries.
- Keep the remote control away from direct sunlight and heat sources.
- If you experience any unusual behavior, try removing the batteries for a few minutes and then reinserting them to reset the remote.
9. Warranty and Support
This product is covered by a standard warranty against manufacturing defects. In case of quality problems, a free replacement will be provided. For any issues or support inquiries, please contact the seller directly.





