1. Product Overview
The ALLIMITY RM-AAU023 is a replacement remote control designed for various Sony AV Receiver models. It provides full functionality without requiring any complex setup or programming.

Front view of the ALLIMITY RM-AAU023 remote control, showing all buttons and layout.
2. Setup
2.1 Battery Installation
To begin using your remote control, install two AAA alkaline batteries (not included) into the battery compartment. Follow these steps:
- Locate the battery compartment cover on the back of the remote control.
- Press down on the tab and slide the cover off.
- 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.

Rear view of the remote control with the battery compartment open, showing where to insert AAA batteries.
2.2 Initial Use
No programming or pairing is required for this remote control. Once batteries are installed, it is ready for immediate use with compatible Sony AV Receiver models.
3. Operating Instructions
3.1 Compatible Models
This remote control is compatible with the following Sony AV Receiver models:
- SS-WP7500
- SS-SRP7500
- SS-CNP7500
- SS-MSP7500
- SS-SRP23S
- SS-MSP23S
- HT-SS2300
- STR-DH700
- SS-WP23
- HT-DDW7500
- HT-SF2300
- SS-SRP23F
- SS-MSP23F
- SS-WS23
- RM-AAU022
- SS-CNP23
3.2 Basic Operation
Point the remote control directly at your Sony AV Receiver. Press the desired function buttons to control your device. The remote provides easy access to all standard functions.
4. Maintenance
4.1 Cleaning
To clean the remote control, use a soft, dry cloth. Do not use liquid cleaners, abrasive pads, or chemical solvents, as these may damage the surface or internal components.
4.2 Battery Replacement
Replace batteries when the remote control's response becomes sluggish or stops functioning. Always replace both batteries at the same time with new AAA alkaline batteries. Do not mix old and new batteries or different types of batteries.
4.3 Storage
If the remote control will not be used for an extended period, remove the batteries to prevent leakage and potential damage to the device.
5. Troubleshooting
- Remote not responding:
- Ensure the remote is pointed directly at the AV Receiver.
- Check if the batteries are inserted correctly with the correct polarity.
- Replace the batteries with fresh AAA alkaline batteries.
- Remove any obstacles between the remote and the AV Receiver.
- Limited operating range:
- Replace the batteries. Low battery power can reduce the remote's effective range.
- Ensure there are no strong light sources (e.g., direct sunlight, fluorescent lights) interfering with the infrared signal.
6. Specifications
| Model Number | RM-AAU023 |
| Brand | ALLIMITY |
| Compatible Devices | Sony AV Receivers (specific models listed in Section 3.1) |
| Connectivity Technology | Infrared |
| Special Feature | No Programming Required |
| Power Source | 2 x AAA Alkaline Batteries (not included) |
| Maximum Range | 10 Meters (approx. 33 feet) |
| Color | Black |
| Item Weight | 2 Ounces (approx. 56 grams) |
| Item Dimensions (L x W x H) | 6" x 2" x 0.5" (approx. 15.2 cm x 5.1 cm x 1.3 cm) |
7. Warranty and Support
7.1 Warranty Information
This ALLIMITY RM-AAU023 remote control comes with a 60-day warranty from the date of purchase. This warranty covers manufacturing defects and ensures the product functions as described under normal use.
7.2 Customer Support
For any questions, issues, or warranty claims regarding your remote control, please contact the seller or manufacturer directly. Provide your purchase details and a clear description of the problem for efficient assistance.





