1. Introduction
This manual provides comprehensive instructions for the ALLIMITY RM-ADU007A Replacement Remote Control, designed for use with various Sony DVD Home Theatre Systems. This remote control is an infrared (IR) replacement unit and requires no programming; it functions immediately upon battery installation.
The remote is compatible with a wide range of Sony Home Theatre System models, including but not limited to:
- DAV-HDX275, DAV-HDX276, DAV-HDX475, DAV-HDX285, DAV-HDX585, DAV-HDZ273
- DAV-HDZ278, DAV-HDZ284, DAV-HDZ485, DAV-HDX589W, DAV-HDX279W, DAV-HDX277WC
- DAV-HDX287WC, DAV-HDX576WF, DAV-HDX587WC
- SS-CT80, SS-CT91, SS-TS80, SS-TS81, SS-TS82, SS-TS92, SS-TS94, SS-TS95, SS-WS80
- SS-WS82, SS-WS91, SS-WS95
- HCD-HDX275, HCD-HDX285, HCD-HDX475, HCD-HDX585, HCD-HDZ273
- HCD-HDZ278, HCD-HDZ284, HCD-HDZ485, HCD-HDX279W, HCD-HDX589W
- HCD-HDX277WC, HCD-HDX287WC, HCD-HDX576WF, HCD-HDX587WC

Figure 1: ALLIMITY RM-ADU007A Replacement Remote Control.
2. Setup
2.1 Battery Installation
The remote control requires two (2) AAA batteries (not included). Follow these steps to install the batteries:
- Locate the battery compartment cover on the back of the remote control.
- Press down on the tab and slide the cover downwards to open the compartment.
- Insert two AAA batteries, ensuring 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.

Figure 2: Battery Compartment with AAA Batteries.
2.2 Initial Use
This replacement remote control does not require any programming. Once the batteries are correctly installed, it is ready for immediate use with your compatible Sony DVD Home Theatre System.
To operate the unit, aim the remote control directly towards the infrared sensor on your Sony Home Theatre System. Ensure there are no obstructions between the remote control and the system's sensor for optimal performance.
3. Operating Instructions
The RM-ADU007A remote control provides full functionality for your Sony DVD Home Theatre System. Below is a general overview of the button layout and their primary functions.

Figure 3: Remote Control Button Layout.
3.1 Key Functions
- Power (I/O): Turns the system on or off.
- Theater / One-Touch Play: Activates theater mode or initiates playback with a single touch.
- TV I/O: Controls the power of a connected television.
- BRAVIA Sync: Enables control of compatible Sony BRAVIA devices.
- SLEEP: Sets a sleep timer for the system.
- TV VOL (+/-): Adjusts the volume of the connected television.
- TV INPUT FUNCTION: Switches input sources on the connected television.
- DISC SKIP: Skips to the next disc in a multi-disc changer (if applicable).
- DISPLAY: Shows on-screen information.
- PICTURE NAVI: Navigates picture settings or modes.
- AUDIO: Selects audio tracks or modes.
- SUBTITLE: Toggles or selects subtitle options.
- ANGLE: Changes camera angles during DVD playback (if available).
- D.TUNING: Digital tuning for radio.
- S-AIR MODE: Controls S-AIR wireless functions.
- Number Pad (0-9): Used for direct track selection, channel entry, or numerical input.
- CLEAR: Clears numerical input or selections.
- NIGHT: Activates night mode for audio.
- SOUND MODE: Cycles through various sound modes.
- SYSTEM MENU / DYNAMIC BASS: Accesses system settings or adjusts dynamic bass.
- ENTER: Confirms selections.
- DVD TOP MENU: Returns to the top menu of a DVD.
- DVD MENU / MUTING: Accesses DVD menus or mutes the system audio.
- Navigation Pad (Up, Down, Left, Right, Center): Navigates through menus and options.
- MENU: Opens the main menu.
- VOLUME (+/-): Adjusts the system volume.
- TOOLS: Accesses additional tools or settings.
- RETURN: Returns to the previous screen or menu.
- PRESET (-/+): Navigates radio presets.
- REPLAY: Replays a short segment.
- ADVANCE: Advances a short segment.
- STEP (-/+): Steps through frames or tracks.
- Playback Controls (Rewind, Play, Fast Forward, Pause, Stop): Standard media playback functions.
- TUNING (-/SLOW): Adjusts radio tuning or slows down playback.
- TUNING (+/SKIP): Adjusts radio tuning or skips tracks.
- TV: Switches to TV input.
4. Maintenance
4.1 Cleaning the Remote Control
To maintain the remote control's appearance and functionality, clean it regularly:
- Use a soft, dry cloth to wipe the surface of the remote control.
- For stubborn dirt, slightly dampen the cloth with water or a mild, non-abrasive cleaner. Avoid excessive moisture.
- Do not use harsh chemicals, solvents, or abrasive cleaning pads, as these can damage the remote's finish or internal components.
4.2 Battery Replacement
Replace the batteries when the remote control's response becomes sluggish or it stops functioning. Always replace both batteries at the same time with new AAA batteries. Do not mix old and new batteries, or different types of batteries.
4.3 Storage
When not in use for extended periods, it is recommended to remove the batteries from the remote control to prevent potential leakage and damage. Store the remote in a cool, dry place away from direct sunlight and extreme temperatures.
5. Troubleshooting
If you experience issues with your ALLIMITY RM-ADU007A remote control, refer to the following common troubleshooting steps:
| Problem | Possible Cause | Solution |
|---|---|---|
| Remote control is not responding. |
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| Certain buttons do not work. |
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| Remote works intermittently. |
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If the problem persists after trying these solutions, please refer to the Support section for further assistance.
6. Specifications
| Feature | Detail |
|---|---|
| Model Number | AMT-RM-ADU007A-2IN1 (also compatible with RM-ADU007) |
| Product Material | Plastic |
| Connectivity Technology | Infrared (IR) |
| Compatible Devices | Sony DVD Home Theatre Systems (various models) |
| Batteries Required | 2 x AAA (not included) |
| Product Dimensions | 7 x 2 x 0.7 inches (approx.) |
| Item Weight | 2 ounces (approx.) |
| Special Feature | Ergonomic design |
7. Support
For any questions regarding the ALLIMITY RM-ADU007A Replacement Remote Control, or if you cannot find your specific model listed in the compatibility section, please contact the manufacturer for assistance.
While specific contact details are not provided in this manual, general support can often be found through the retailer where the product was purchased or by searching for "ALLIMITY customer support" online.
Note: This product is a replacement remote control and does not require complex setup or programming. Most issues can be resolved by ensuring fresh batteries are installed and there is a clear line of sight to the device's infrared sensor.