1. Introduction
This manual provides essential information for the proper use and maintenance of your AULCMEET SX RCU 02 replacement remote control. This remote is designed to be compatible with a wide range of Octagon 4K UHD Linux SF and SX Series receivers, offering a direct replacement without the need for complex programming.
Compatible models include, but are not limited to: SX87/WL, SX88, SX88+, SX88+ SE/WL, SX88+ SE C/T2/WL, SX88+ Optima, Combo SX88 4K, SX89/WL, SX887/WL, SX888/WL/4K, SX889/WL, SX988, SF8008 Single, SF8008 Combo, SF8008 Twin, SF8008 Mini Combo, and SF8008 Limited Gold Edition.
2. Setup
2.1 Battery Installation
The AULCMEET SX RCU 02 remote control requires two (2) AAA batteries for operation. Batteries are not included with the remote control.
- Locate the battery compartment on the back of the remote control.
- Press down on the tab and slide the battery cover downwards to open it.
- Insert two AAA batteries, ensuring the positive (+) and negative (-) terminals align correctly with the markings inside the compartment.
- Slide the battery cover back into place until it clicks securely.

Image: Back of the remote control with the battery compartment open, illustrating correct AAA battery insertion.
Once batteries are installed, the remote control is ready for use with your compatible Octagon receiver. No additional programming is required.
3. Operating Instructions
The AULCMEET SX RCU 02 remote control functions identically to the original remote for your Octagon 4K UHD Linux receiver. Ensure there is a clear line of sight between the remote control and your receiver for optimal performance.

Image: Angled view of the remote control, highlighting the button layout.

Image: Front view of the remote control, detailing the various buttons.
3.1 Key Functions Overview
- Power Button (⏻): Turns the receiver on or off.
- Numeric Keypad (0-9): For direct channel selection or data entry.
- Volume Up/Down (Vol +/-): Adjusts the audio volume.
- Channel Up/Down (Ch +/-): Changes the television channel.
- OK Button: Confirms selections or opens channel lists.
- Navigation Arrows (Up, Down, Left, Right): Navigates through menus and options.
- Menu Button: Accesses the main menu of the receiver.
- Exit Button: Exits current menus or screens.
- Info Button: Displays program information.
- EPG Button: Accesses the Electronic Program Guide.
- Recall Button: Returns to the previously viewed channel.
- F1, F2, F3, F4 Buttons: Multi-functional keys, typically assigned specific functions by the receiver or user.
- Media Control Buttons (Play, Pause, Stop, Fast Forward, Rewind): Controls media playback.
- Subtitle Button: Toggles subtitles on/off.
- Audio Button: Selects audio tracks or modes.
- Text Button: Accesses teletext services.
- WebTV, VOD, YouTube, Media Buttons: Direct access to specific applications or media functions.
4. Maintenance
4.1 Cleaning the Remote Control
To clean your remote control, gently wipe its surface with a soft, dry cloth. For stubborn dirt, slightly dampen the cloth with water or a mild, non-abrasive cleaner. Avoid using harsh chemicals, solvents, or abrasive materials, as these can damage the remote's finish or internal components.
4.2 Battery Replacement
Replace batteries when the remote control's response becomes sluggish or stops working. Always replace both AAA batteries at the same time with new ones. Do not mix old and new batteries, or different types of batteries, as this can lead to leakage or malfunction.

Image: Back of the remote control, illustrating the battery compartment location.
Dispose of used batteries according to local regulations.
5. Troubleshooting
5.1 Remote Control Not Responding
- Check Batteries: Ensure the batteries are inserted correctly with the correct polarity (+/-). Replace old batteries with new AAA batteries.
- Line of Sight: Make sure there are no obstructions between the remote control and the infrared sensor on your Octagon receiver. The remote uses infrared technology, which requires a direct line of sight.
- Distance: Ensure you are within the effective operating range (up to 10 meters) of the receiver.
- Receiver Power: Confirm that your Octagon receiver is powered on and functioning correctly.
5.2 Specific Functions Not Working
If certain buttons do not perform their expected function, verify that your receiver model is listed as compatible. While this remote is a direct replacement, some advanced or model-specific functions might vary slightly depending on your receiver's firmware or specific model variant.
6. Specifications
| Brand | AULCMEET |
| Model Number | Kraz-MB1992-SX-RCU-02 |
| Connectivity Technology | Infrared |
| Special Feature | Ergonomic Design |
| Compatible Devices | Octagon 4K UHD Linux SF and SX Series Receivers |
| Controller Type | Button Control |
| Maximum Range | 10 Meters (approx. 33 feet) |
| Battery Type | 2 x AAA (not included) |
7. Warranty Information
Specific warranty details for the AULCMEET SX RCU 02 remote control may vary depending on your region and point of purchase. Please refer to the documentation provided at the time of purchase or contact your retailer for precise warranty terms and conditions.
8. Customer Support
If you encounter any issues or have questions regarding the compatibility or functionality of your AULCMEET SX RCU 02 remote control, please do not hesitate to contact customer support. When contacting support, it is helpful to provide the full model number of your Octagon receiver to ensure accurate assistance.
For general inquiries or to report a problem, please refer to the contact information provided by your seller or on the product packaging. We aim to respond to all inquiries within 24 hours.





