Introduction
This manual provides instructions for the accoona ERF6A31 replacement remote control, designed for use with various Hisense TV models. This remote control offers direct functionality without the need for complex programming or pairing.


Compatible Models
This remote control is compatible with the following Hisense TV models:
- 40K390PA
- 50K390PAD
- 55K390PAD
- 60K390PAG
- 65K390PAD
- 55K680UAD
- 65K680UAD
Setup
The accoona ERF6A31 remote control is designed for immediate use with compatible Hisense TVs. No programming or pairing is required.
1. Battery Installation
- Open the battery compartment cover on the back of the remote control.
- Insert two (2) 1.5V AAA batteries, ensuring correct polarity (+ and - terminals match the diagram inside the compartment).
- Close the battery compartment cover securely.

Once batteries are installed, the remote control is ready to operate your Hisense TV.

Operating Instructions
Point the remote control directly at the infrared receiver on your Hisense TV. Ensure there are no obstructions between the remote and the TV.
Key Functions:

- Power Button (●): Turns the TV on or off.
- Live TV: Access live television channels.
- EPG (Electronic Program Guide): Displays the program guide.
- History: Access recently viewed content.
- Apps: Opens the TV's applications menu.
- MIC: Activates voice control functionality.
- Mute (): Mutes or unmutes the TV sound.
- VOL +/-: Adjusts the volume level.
- CH +/-: Changes TV channels.
- Navigation Buttons (Up, Down, Left, Right): Navigates through menus and options.
- OK Button: Confirms selections.
- Back Button: Returns to the previous screen or menu.
- Home Button (): Returns to the TV's home screen.
- Return Button (): Used for various return functions within applications.
- Number Buttons (0-9): Directly input channel numbers or other numerical data.
- Subtitle: Toggles subtitles on or off.
- TTX (Teletext): Accesses teletext services (if available).
Maintenance
- Cleaning: Use a soft, dry cloth to clean the remote control. Do not use liquid cleaners or abrasive materials.
- Battery Care: If the remote control will not be used for an extended period (e.g., one month or more), remove the batteries to prevent leakage and damage.
- Storage: Store the remote control in a cool, dry place, away from direct sunlight, extreme temperatures, and high humidity.
- Avoid Drops: Protect the remote from physical impact, as drops can damage internal components.
Troubleshooting
- Remote control is not responding:
- Check if the batteries are inserted correctly with the proper polarity.
- Replace the batteries with new 1.5V AAA batteries.
- Ensure there is a clear line of sight between the remote control and the TV's infrared receiver. Remove any obstructions.
- Make sure the remote control is pointed directly at the TV.
- Specific buttons are not working:
- This could indicate low battery power. Try replacing the batteries.
- Inspect the buttons for any physical damage or debris that might be preventing them from pressing correctly.
- Voice control (MIC button) is not working:
- Ensure your Hisense TV model supports voice control and that it is enabled in the TV's settings.
- Check for any software updates for your TV.
Specifications
| Feature | Specification |
|---|---|
| Model Number | ERF6A31 |
| Brand Name | accoona |
| Use | TV |
| Wireless Communication | IR (Infrared) |
| Frequency | 433 MHz |
| Channel | 1 |
| Support APP | No |
| Power Supply | 2 x AAA 1.5V Batteries (not included) |
| Material | ABS, Soft Plastic Buttons |
| Dimensions (Approx.) | Length: 5.78 in (14.68 cm) Width: 2.08 in (5.28 cm) Thickness: 0.86 in (2.18 cm) |
| Certification | CE |

Warranty and Support
This product comes with a 30-day return policy for any reason. In case of quality problems during transportation, a free replacement will be provided. For any uncertainties regarding model compatibility or other issues, please contact customer service for assistance.
User Tips
- For optimal performance, always ensure fresh batteries are used.
- Keep the remote control away from direct sunlight or heat sources to prolong its lifespan.
- Avoid dropping the remote control, as this can damage internal components.
- If the remote feels sluggish, try cleaning the battery contacts with a cotton swab and rubbing alcohol.