Introduction
This manual provides detailed instructions for the UBay RM-ADU007 replacement remote control, designed for various Sony AV System and Home Theater System models. This remote offers a direct replacement solution, requiring no programming for immediate use.
Compatible Sony AV System Models:
- DAV-HDX274, RMADU007A, HCDHDX277, HCD-HDX287WC, HCD-HDX576
- 1-480-570-21, DAV-HDZ273, DAV-HDX275, DAV-HDX276WF, DAV-HDX277WC
- DAV-HDX279W, DAV-HDX285, DAV-HDX287WC, DAV-HDX475, DAV-HDX576WF
- DAV-HDX587WC, DAV-HDX589W, HCD-HDZ273, HCD-HDX275, HCD-HDX475, HCD-HDX576WF
Setup
The UBay RM-ADU007 remote control is designed for immediate use with compatible Sony AV and Home Theater Systems. No complex programming or pairing is required.
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. This is typically a rectangular cover that can be slid or unclipped.
- Gently slide the battery compartment cover downwards or press the release tab and lift to open.
- Insert two (2) AAA batteries (not included) into the compartment, ensuring the positive (+) and negative (-) terminals align correctly with the indicators inside the compartment. Incorrect battery orientation may prevent the remote from functioning.
- Replace the battery compartment cover by sliding it back into place until it clicks securely.

Image: Front and back view of the RM-ADU007 remote control. The front displays all control buttons, while the back shows the battery compartment cover and a "MADE IN MALAYSIA" label.
2. Initial Use
Once batteries are installed, the remote is ready for use. Point the remote control directly at your Sony AV System or Home Theater System and press any function button to test its operation.
Operating Instructions
The UBay RM-ADU007 remote control provides full functionality for your compatible Sony Home Theater System. Below is a general guide to the common buttons and their functions.

Image: Angled view of the RM-ADU007 remote control, showcasing the full array of buttons from a slight top-down perspective.
Button Functions Overview
| Button Name | Function |
|---|---|
| POWER (I/O) | Turns the connected Sony AV system on or off. |
| THEATER / ONE-TOUCH PLAY | Activates the Home Theater mode or initiates one-touch playback. |
| TV I/O | Turns the connected television on or off. |
| BRAVIA Sync | Controls devices compatible with Sony's BRAVIA Sync (HDMI CEC) feature. |
| SLEEP | Sets a sleep timer for the system. |
| TV VOL +/- | Adjusts the volume of the connected television. |
| TV INPUT | Cycles through input sources on the connected television. |
| FUNCTION | Selects the audio/video function (e.g., DVD, CD, Tuner, AUX). |
| DISPLAY | Shows on-screen display information. |
| DISC SKIP | Skips to the next disc in a multi-disc changer. |
| PICTURE NAVI | Navigates picture settings or photo slideshows. |
| AUDIO | Cycles through audio tracks or sound modes. |
| SUBTITLE | Toggles subtitles on/off or cycles through subtitle languages. |
| ANGLE | Changes camera angles on compatible DVDs. |
| D.TUNING | Direct tuning for radio stations. |
| S-AIR MODE | Activates or adjusts S-AIR wireless audio settings. |
| NIGHT | Activates Night Mode for optimized sound at low volumes. |
| SOUND MODE | Cycles through various sound modes (e.g., Cinema, Music, Standard). |
| SYSTEM DYNAMIC BASS | Enhances bass output for the system. |
| NUMBER BUTTONS (0-9) | Direct input for track numbers, channel numbers, or menu selections. |
| CLEAR | Clears numerical input or cancels a selection. |
| DVD TOP MENU | Accesses the top menu of a DVD. |
| ENTER / DVD MENU | Confirms selections or accesses the DVD menu. |
| MUTING | Mutes or unmutes the system's audio. |
| VOLUME +/- | Adjusts the system's main volume. |
| MENU | Accesses the system's main menu. |
| NAVIGATION BUTTONS (Up, Down, Left, Right, Center) | Navigates through menus and selections. |
| TOOLS | Accesses additional tools or settings. |
| RETURN / TV CH- | Returns to the previous menu or changes TV channel down. |
| PRESET - / REPLAY | Selects previous radio preset or replays a short segment. |
| STEP / ADVANCE | Advances frame by frame or skips forward. |
| PRESET + / TV CH+ | Selects next radio preset or changes TV channel up. |
| PLAY (►) | Starts playback. |
| PAUSE (⏸) | Pauses playback. |
| STOP (■) | Stops playback. |
| REWIND (◀◀) | Rewinds playback. |
| FAST FORWARD (▶▶) | Fast forwards playback. |
| PREVIOUS TRACK (◀|) | Skips to the beginning of the current or previous track/chapter. |
| NEXT TRACK (|▶) | Skips to the next track/chapter. |
| TUNING - / SLOW | Decreases radio frequency or slows down playback. |
| TUNING + / SLOW | Increases radio frequency or slows down playback. |

Image: Top-down view of the RM-ADU007 remote control, providing a clear perspective of all buttons and their labels.
Maintenance
Proper care and maintenance will ensure the longevity and optimal performance of your UBay RM-ADU007 remote control.
Cleaning
- Wipe the remote control with a soft, dry cloth.
- For stubborn dirt, lightly dampen the cloth with water or a mild, non-abrasive cleaner. Do not spray cleaner directly onto the remote.
- Avoid using harsh chemicals, solvents, or abrasive cleaning pads, as these can damage the remote's surface or internal components.
Battery Replacement
- Replace batteries when the remote's response becomes sluggish or it stops functioning.
- Always replace both batteries at the same time with new ones of the same type (AAA).
- Do not mix old and new batteries, or different types of batteries.
- Remove batteries if the remote will not be used for an extended period to prevent leakage and damage.
- Dispose of used batteries according to local regulations.
Storage
- Store the remote control in a cool, dry place, away from direct sunlight, extreme temperatures, and high humidity.
- Avoid dropping the remote or exposing it to strong impacts.
Troubleshooting
If you experience issues with your UBay RM-ADU007 remote control, refer to the following common solutions:
| Problem | Possible Cause / Solution |
|---|---|
| Remote is not responding. |
|
| Only some buttons work. |
|
| Remote works intermittently. |
|
If the problem persists after trying these solutions, the remote control may be faulty. Contact the seller or manufacturer for further assistance.
Specifications
| Feature | Detail |
|---|---|
| Model Number | RM-ADU007 |
| Brand | UBay |
| Product Dimensions | 7 x 2 x 0.7 inches (approximately) |
| Item Weight | 2.75 ounces (approximately) |
| Connectivity Technology | Infrared (IR) |
| Compatible Devices | Sony Home Theater Systems (various models, see Introduction) |
| Max Number of Supported Devices | 1 (dedicated replacement remote) |
| Special Feature | Ergonomic design |
| Batteries Required | 2 x AAA (not included) |
Warranty and Support
For warranty information or technical support regarding your UBay RM-ADU007 remote control, please refer to the seller's return policy or contact the manufacturer directly. Details are typically provided at the point of purchase or on the product packaging.
As a general guideline, Amazon's return policy for this product is 30 days from receipt for a refund or replacement. For specific warranty claims beyond this period, please reach out to UBay Factory, the manufacturer.