1. Introduction
This manual provides instructions for the Easytry123 replacement remote control, designed for use with various Onkyo A/V AV receiver models. This remote functions as an infrared (IR) replacement and may not offer all the exact functions of your original remote. Please ensure your original remote control matches the appearance of this replacement for optimal compatibility.
Important Note: This remote is an infrared replacement. It is crucial to verify that your specific Onkyo A/V AV receiver model is listed as compatible. If your model is not explicitly mentioned, compatibility cannot be guaranteed.
2. Setup: Battery Installation
Before using your new remote control, you must install the batteries.
- Open the Battery Compartment: Locate the battery compartment cover on the back of the remote control. Gently slide the cover downwards or press the latch and lift to open it.
- Insert Batteries: Insert two (2) AA alkaline batteries into the compartment. Ensure that the positive (+) and negative (-) terminals of the batteries align correctly with the markings inside the compartment. Incorrect insertion can prevent the remote from functioning.
- Close the Battery Compartment: Replace the battery compartment cover by sliding it back into position until it clicks securely.

Image 1: Rear view of the remote control with the battery cover detached, revealing the battery compartment. Note the polarity markings for battery insertion.

Image 2: Another perspective of the remote control's rear, with the battery cover removed, clearly showing the two AA battery slots and their respective positive and negative terminals.
3. Operating Instructions
This remote control is designed for immediate use with compatible Onkyo A/V AV receivers without requiring programming. Simply point the remote at your receiver and press the desired function button.
3.1 Basic Functions
- Power On/Off: Press the POWER button to turn your receiver on or off.
- Volume Control: Use the VOL + and VOL - buttons to adjust the audio volume.
- Input Selection: Use the dedicated input buttons (e.g., DVD, CD, TUNER, HDMI) to switch between different audio/video sources.
- Mute: Press the MUTE button to temporarily silence the audio. Press again to restore sound.
3.2 Compatibility
This remote is compatible with various Onkyo A/V AV receiver models, including but not limited to:
- HT-R758
- TX-SR876
- RC-742M
- HT-S6500
- TX-SR876S
- RC-866M
- HT-RC460
- RC-747M
- RC-743M
- HT-R791
If your specific model is not listed, please compare the button layout and appearance of this remote with your original remote control to confirm compatibility.
4. Maintenance
4.1 Cleaning
To clean the remote control, use 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 surface or internal components.
4.2 Battery Replacement
Replace the batteries when the remote control's performance diminishes or stops working. Always replace both batteries at the same time with new AA alkaline batteries. Do not mix old and new batteries, or different types of batteries, as this can lead to leakage or improper function.
Disposal: Dispose of used batteries according to local regulations. Do not dispose of batteries in household waste.
5. Troubleshooting
- Remote Not Responding:
- Check if the batteries are inserted correctly with the correct polarity (+/-).
- Replace the batteries with fresh AA alkaline batteries.
- Ensure there are no obstructions between the remote control and the A/V receiver's infrared sensor.
- Verify that you are within the maximum operating range (approximately 10 meters).
- Certain Functions Not Working:
- This replacement remote may not have all the exact functions of your original remote. Refer to your receiver's original manual for specific functions.
- Ensure the remote is pointed directly at the receiver.
- Compatibility Issues:
- Confirm that your receiver model is listed as compatible.
- Compare the button layout of this remote with your original remote. Significant differences may indicate partial or no compatibility.
6. Specifications
| Brand | Easytry123 |
| Model Number | Easytry5142 |
| Connectivity Technology | Infrared (IR) |
| Compatible Devices | Onkyo A/V AV Receivers (Specific models listed in Section 3.2) |
| Max Number of Supported Devices | 1 |
| Power Source | 2 x AA Alkaline Batteries (not included) |
| Maximum Range | 10 Meters (approx. 33 feet) |
| Item Weight | 120 Grams |
7. Warranty and Support
For any questions regarding the compatibility or functionality of this replacement remote control, please contact the seller or manufacturer directly. Please refer to your purchase documentation for specific warranty information.
Note: This product is a replacement remote and may not be covered by the original equipment manufacturer's warranty.