1. Introduction
Welcome to your new Beyution RM-ASU100 Replacement Remote Control. This remote is designed to provide seamless control for your compatible Sony 5-Disc Compact Disc Player. This manual will guide you through the setup, operation, and troubleshooting of your new remote control, ensuring you can quickly and effectively manage your audio experience.

Image 1: Front view of the Beyution RM-ASU100 replacement remote control, showing all buttons and layout.
2. Package Contents
Please verify that your package contains the following item:
- 1 x Beyution RM-ASU100 Replacement Remote Control
3. Setup
3.1 Battery Installation
To begin using your remote control, you must first install the batteries:
- Locate the battery compartment on the back of the remote control.
- Slide the battery cover downwards to open the compartment.
- Insert two (2) new AA alkaline batteries, ensuring that the positive (+) and negative (-) terminals align correctly with the markings inside the compartment.
- Slide the battery cover back into place until it clicks securely.
Important Note:
- Always use new alkaline batteries for optimal performance. Rechargeable batteries may not provide sufficient power.
- The remote control is an infrared replacement unit and does not require programming. It should function immediately upon correct battery installation.

Image 2: Rear view of the remote control with the battery compartment open, illustrating correct battery placement.
4. Operating Instructions
The Beyution RM-ASU100 remote control is designed for direct use with compatible Sony 5-Disc Compact Disc Players. Point the remote directly at your CD player's infrared sensor for best results.
4.1 Compatibility
This remote control is compatible with the following Sony 5-Disc Compact Disc Player models:
- CDP-CE500
- CDPCE500
4.2 Basic Functions
| Button | Function |
|---|---|
| I/O (Power) | Turns the CD player On or Off. |
| CD / USB | Selects the input source (CD or USB). |
| FOLDER +/- | Navigates through folders on compatible media (e.g., USB). |
| 0-9 (Number Buttons) | Direct selection of tracks or discs. |
| CLEAR | Clears current selections or programmed tracks. |
| REPEAT | Repeats the current track, disc, or programmed sequence. |
| AMS (Arrow Buttons) | Automatic Music Sensor for quick forward/backward search within a track. |
| DISPLAY | Changes the information displayed on the CD player's screen. |
| PROGRAM | Initiates or modifies a custom playback program. |
| SHUFFLE | Plays tracks in a random order. |
| CONTINUE | Resumes playback from where it was paused or stopped. |
| DISC 1-5 | Directly selects a specific disc in the 5-disc changer. |
| DISC SKIP | Skips to the next available disc in the changer. |
| PLAY (►) | Starts playback. |
| PAUSE (∥) | Pauses playback. |
| STOP (■) | Stops playback. |
| PREV (◀◀) / NEXT (▶▶) | Skips to the previous or next track. |
| VOL +/- | Adjusts the volume level (if supported by the CD player). |

Image 3: Comparison of the Beyution RM-ASU100 replacement remote (left) and an original Sony remote (right).
5. Troubleshooting
If you encounter issues with your remote control, please refer to the following common solutions:
- Remote not responding:
- Ensure new alkaline batteries are correctly installed with proper polarity.
- Replace old batteries with fresh ones.
- Verify there are no physical obstructions between the remote control and the CD player's infrared sensor.
- Ensure the remote is pointed directly at the CD player during operation.
- Confirm your CD player model (CDP-CE500 or CDPCE500) is listed as compatible with this remote.
- Some functions not working:
- Not all buttons on the remote may be supported by every feature of your specific CD player model. Refer to your CD player's original user manual for its remote control capabilities and supported functions.
6. Specifications
| Feature | Detail |
|---|---|
| Model | RM-ASU100 (BE-RM-ASU100) |
| Brand | Beyution |
| Compatibility | Sony 5-Disc Compact Disc Player (CDP-CE500, CDPCE500) |
| Power Source | 2 x AA Alkaline Batteries (not included) |
| Dimensions (L x W x H) | Approximately 7 x 2 x 0.7 inches (17.8 x 5.1 x 1.8 cm) |
| Weight | Approximately 2 ounces (57 grams) |
| Transmission Type | Infrared (IR) |
7. Warranty and Support
For product support, warranty information, or any inquiries, please contact your retailer or the manufacturer, Beyution. It is recommended to retain your purchase receipt as proof of purchase for warranty validation.
8. Important Safety Information
Please observe the following safety guidelines:
- Do not mix old and new batteries.
- Do not mix different types of batteries (e.g., alkaline, standard carbon-zinc, or rechargeable nickel-cadmium).
- Remove batteries from the remote control if it will not be used for an extended period to prevent potential battery leakage.
- Dispose of used batteries properly according to local environmental regulations.
- Keep batteries out of reach of children to prevent accidental ingestion.