1. Product Overview
The UBay MKJ40653801 is a direct replacement remote control designed for a wide range of LG television models. It requires no programming or setup; simply insert batteries and it's ready for use.

Figure 1.1: Front view of the UBay MKJ40653801 remote control, showing all buttons and the LG logo at the bottom.

Figure 1.2: Back view of the UBay MKJ40653801 remote control, showing the battery compartment cover.
2. Setup
2.1 Installing Batteries
To begin using your remote control, you will need to install two AAA batteries (not included).
- Locate the battery compartment on the back of the remote control.
- Slide the battery cover downwards to open it.
- Insert two new 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.
The remote control is now ready for immediate use with compatible LG TVs.
3. Operating Instructions
3.1 Basic Functions
- POWER: Turns the TV on or off.
- VOL +/-: Adjusts the volume level.
- CH ^/v: Changes channels up or down.
- MUTE: Mutes or unmutes the TV sound.
- Number Buttons (0-9): Directly input channel numbers.
- ENTER: Confirms selections in menus.
- Navigation Arrows (Up, Down, Left, Right): Navigate through menus and options.
3.2 Advanced Functions
- Q.MENU: Accesses the Quick Menu for common settings.
- MENU: Opens the main TV menu.
- INPUT: Cycles through available input sources (HDMI, AV, Component, etc.).
- SIMPLINK: Activates LG's HDMI-CEC feature for controlling connected devices.
- AV MODE: Adjusts picture and sound modes.
- FLASHBK: Returns to the previously viewed channel.
4. Compatibility
This UBay MKJ40653801 replacement remote control is compatible with numerous LG TV models, including but not limited to:
- 32LG30, 32LG30DC, 32LG30UD, 32LG60, 32LG60UA, 32LG70, 32LG70UA
- 37LG30, 37LG30DC, 37LG30-UA, 37LG30-UD, 37LG50, 37LG50-UA, 37LG50-UG, 37LG60, 37LG60-UA, 37LG60-UG
- 42LG30, 42LG30DC, 42LG30-UD, 42LG50, 42LG50DC, 42LG50-UA, 42LG50-UG, 42LG60, 42LG60-UA, 42LG60-UG, 42LG70, 42LG70-UA, 42LGX, 42PG60, 42LG70UG, 42LG61, 42LG61-UA, 42LG70-UG, 42PG60C
- 47LG50, 47LG50DC, 47LG50-UA, 47LG50-UG, 47LG60, 47LG60-UA, 47LG60-UG, 47LG70, 47LG90, 47LG90-UA, 47LG50DCUA, 47LG50DCUG, 47LGX
- 50PG60F, 50PG60F-UA, 50PG60-UA, 50PG70
- 52LG50, 52LG50DC, 52LG50DC-UG, 52LG50-UG, 52LG60, 52LG70, 52LG70-UA, 52LG70-UG, 52LG50DCUA, 52LG50UA, 52LG50UG
- 60PG60F, 60PG60F-UA, 60PG70
5. Troubleshooting
5.1 Remote Not Responding
If your remote control is not functioning as expected, please check the following:
- Battery Check: Ensure that the batteries are inserted correctly with the proper polarity (+/-) and are not depleted. Replace with fresh batteries if necessary.
- Line of Sight: Make sure there are no obstructions between the remote control and the TV's infrared (IR) receiver. The remote requires a clear line of sight to operate.
- TV's IR Input: For some LG TV models, especially older ones, there might be an 'EXTERNAL REMOTE INPUT JACK (IR INPUT)' on the back. If you've previously used an external IR receiver, ensure it's properly connected or try inserting a mini headphone jack into this port a couple of times to clean the switch contacts. This can help the TV recognize the internal IR receiver again.
- Remote's IR Emitter: Point the remote control at a digital camera (like a smartphone camera) and press any button. If you see a light flashing from the remote's front, the IR emitter is working. If not, the remote may be faulty or batteries are completely dead.
6. Maintenance
To ensure the longevity and optimal performance of your remote control:
- Cleaning: Wipe the remote with a soft, dry cloth. Do not use liquid cleaners or abrasive materials.
- Storage: Store the remote in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: Remove batteries if the remote will not be used for an extended period to prevent leakage.
7. Specifications
| Feature | Detail |
|---|---|
| Brand | UBay |
| Model Number | UBay MKJ40653801 |
| Compatible Devices | Television (LG) |
| Power Source | 2 x AAA Batteries (not included) |
| Color | Black |
| Dimensions | 9 x 1.8 x 0.7 inches |
| Item Weight | 2.82 ounces |
8. Warranty and Support
For information regarding warranty coverage or technical support, please refer to the product packaging or contact the seller directly. Keep your purchase receipt as proof of purchase.