1. Introduction
This manual provides instructions for the Spares4us Replacement Remote Control, model DEC-647, designed specifically for Audi DEC-647 devices. This remote control is a direct replacement for your original remote and offers all the same functionalities without requiring complex setup procedures.
Please read this manual carefully before using your new remote control to ensure proper operation and to familiarize yourself with its features.
2. Package Contents
Verify that your package contains the following items:
- Spares4us Replacement Remote Control (Model: DEC-647)
- This User Manual
Note: Batteries are typically not included and must be purchased separately.
3. Setup
3.1. Installing Batteries
The remote control requires two AAA batteries (not included).
- Locate the battery compartment on the back of the remote control.
- Slide the battery compartment cover downwards or outwards to open it.
- Insert two AAA batteries, ensuring the positive (+) and negative (-) terminals match the diagrams inside the compartment.
- Close the battery compartment cover by sliding it back into place until it clicks.

Image 1: Back view of the remote control, highlighting the battery compartment.
3.2. Initial Use
This Spares4us remote control is pre-programmed for the Audi DEC-647 device. No setup codes or programming are required. Once batteries are installed, the remote is ready for immediate use.
Point the remote control directly at your Audi DEC-647 device and press any function button to test its operation.
4. Operating the Remote Control
The Spares4us DEC-647 remote control provides full functionality for your Audi DEC-647 device. Below is a general overview of common button functions. Refer to your Audi DEC-647 device's manual for specific functions if needed.

Image 2: Front view of the remote control, showing all buttons.
4.1. Basic Functions
- Power (Red Button): Turns the device on or off.
- Number Buttons (0-9): For direct channel selection.
- Volume Up/Down (VOL +/-): Adjusts the audio volume.
- Channel Up/Down (CH +/-): Changes channels sequentially.
- Mute: Silences the audio output.
- Menu: Accesses the device's main menu.
- OK/Enter: Confirms selections within menus.
- Navigation Arrows (Up, Down, Left, Right): Navigates through menus and options.
- Back/Exit: Returns to the previous screen or exits a menu.
4.2. Advanced Functions
- Guide: Displays the electronic program guide (EPG).
- Info: Shows information about the current program.
- Text: Accesses teletext services.
- AV: Switches between input sources (e.g., HDMI, AV).
- Shift: May activate secondary functions on certain buttons (refer to original device manual).
- Colored Buttons (Red, Green, Yellow, Blue): These buttons typically correspond to specific functions displayed on-screen within menus or interactive services.
5. Maintenance
5.1. Cleaning
To clean the remote control, use a soft, dry cloth. For stubborn dirt, lightly dampen the cloth with water or a mild cleaning solution. Do not use abrasive cleaners, alcohol, or solvents, as these can damage the remote's surface and buttons.
5.2. Battery Replacement
Replace batteries when the remote control's response becomes sluggish or stops working. 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.
5.3. Storage
If the remote control will not be used for an extended period, remove the batteries to prevent leakage, which can damage the device.
6. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Remote control does not work. |
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| Some buttons do not respond. |
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| Device responds intermittently. |
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7. Specifications
- Brand: Spares4us
- Model: DEC-647
- Compatibility: Specifically designed for Audi DEC-647 devices.
- Power Source: 2 x AAA Batteries (not included)
- Type: Direct Replacement Remote Control
8. Warranty and Support
For warranty information or technical support, please refer to the documentation provided with your purchase or contact your retailer. As this is a replacement product, specific warranty terms may vary.
For further assistance, you may also visit the Spares4us brand page or contact their customer service directly.





