Introduction
This manual provides comprehensive instructions for the ALLIMITY RC-866M replacement remote control. It is designed to function as a direct replacement for your original remote, offering full compatibility with Onkyo AV Receiver models TX-NR626 and TXNR626. No complex programming is required for its operation.
Setup
Battery Installation
The ALLIMITY RC-866M remote control operates on standard alkaline batteries. Follow these steps to install them:
- Locate the battery compartment on the back of the remote control.
- Slide the battery compartment cover downwards or outwards to open it.
- Insert two new alkaline batteries, ensuring the positive (+) and negative (-) terminals match the diagrams inside the compartment.
- Replace the battery compartment cover by sliding it back into position until it clicks securely.
Note: No programming is required. Once batteries are installed, the remote is ready for use with compatible Onkyo AV receivers.

Image: Back view of the remote control, illustrating the battery compartment for installation.
Operating Instructions
The ALLIMITY RC-866M remote control provides full functionality for your Onkyo AV Receiver. Ensure a clear line of sight between the remote and the receiver for optimal performance. The maximum effective range is approximately 10 meters.

Image: Front view of the remote control, displaying all buttons and their labels.
Key Functions:
- Power (SOURCE / RECEIVER): Use the 'SOURCE' button to power on/off the source device and 'RECEIVER' to power on/off the AV receiver.
- Input Selection (BD/DVD, CBL/SAT, GAME, PC, AUX, PHONO, TUNER, NET, USB, TV/CD): Select your desired audio/video input source.
- Volume Control (VOL +/-): Adjust the master volume level of your receiver.
- Muting: Temporarily mute or unmute the audio output.
- Navigation (Arrow Keys, ENTER): Navigate through menus and confirm selections.
- Setup: Access the receiver's setup menu.
- Home: Return to the main home screen or menu.
- Playback Controls (Play, Pause, Stop, Skip, Search): Control media playback for compatible devices.
- Numeric Keypad (0-9): Directly select channels or input numbers.
- Mode (MUSIC, GAME, MOVIE/TV, STEREO): Select different audio modes or presets.
Maintenance
Proper care will extend the life of your remote control.
- Cleaning: Wipe the remote with a soft, dry cloth. Do not use liquid cleaners or abrasive materials, as they may damage the surface or internal components.
- Battery Replacement: Replace batteries when the remote's response becomes sluggish or stops working. Always replace both batteries at the same time with new alkaline batteries.
- Storage: If the remote will not be used for an extended period, remove the batteries to prevent leakage and potential damage. Store in a cool, dry place away from direct sunlight.
Troubleshooting
If you encounter issues with your remote control, try the following solutions:
- Remote Not Responding:
- Check if the batteries are correctly inserted with the correct polarity.
- Replace the batteries with new ones.
- Ensure there are no obstructions between the remote control and the AV receiver.
- Confirm you are within the effective operating range (approximately 10 meters).
- Specific Buttons Not Working:
- This can sometimes indicate low battery power. Try replacing the batteries.
- Ensure the remote's infrared emitter is clean and unobstructed.
- Interference:
- Bright light sources, such as direct sunlight or fluorescent lighting, can sometimes interfere with infrared signals. Try operating the remote in different lighting conditions.
Specifications
| Brand | ALLIMITY |
| Model Number | RC-866M (QYSY-RC-866M-QYSY) |
| Compatible Devices | Onkyo AV Receiver TX-NR626, TXNR626 |
| Connectivity Technology | Infrared |
| Special Features | Universal |
| Maximum Range | 10 Meters |
| Battery Type | Alkaline |
| Number of Buttons | 20 |
| Controller Type | Button Control |
Warranty Information
Specific warranty details for this product are not available in the provided information. Please refer to the seller's or manufacturer's policy at the time of purchase for any applicable warranty coverage.
Support
If you continue to experience issues after following the troubleshooting steps, or if you have further questions regarding your ALLIMITY RC-866M remote control, please contact the seller or manufacturer directly for assistance. Provide your product model number (RC-866M) and a detailed description of the issue to facilitate support.
