Introduction
This manual provides comprehensive instructions for the Alltro Replacement Remote Control, model RM-B938, designed for use with LG Blu-ray and DVD players. This remote offers a direct replacement solution, requiring no complex programming for immediate use.

Image: The Alltro Replacement Remote Control, a black remote with various function buttons, including a red power button at the top, a numeric keypad, playback controls, volume buttons, and navigation keys.
Setup
Battery Installation
The remote control requires two AAA alkaline batteries (not included). To install the batteries:
- Open the battery compartment cover on the back of the remote control.
- Insert the batteries, ensuring the positive (+) and negative (-) terminals align correctly with the markings inside the compartment.
- Close the battery compartment cover securely.
Initial Connection
This replacement remote control is pre-programmed and requires no additional setup or programming. Simply insert the batteries, and it is ready for use with compatible LG Blu-ray and DVD players.
Operating Instructions
Familiarize yourself with the functions of each button on your remote control:
Power and Input Controls
- POWER: Turns the connected device on or off.
- OPEN/CLOSE: Opens or closes the disc tray.
- RADIOS INPUT: Selects the input source.
Numeric Keypad
- 0-9: Enters numbers for channel selection, track numbers, or other numerical inputs.
- CLEAR: Clears the current input or selection.
- REPEAT: Repeats the current track or chapter.
Playback Controls
- SKIP (◀◀ / ▶▶): Skips to the previous or next track/chapter.
- SCAN (◀◀ / ▶▶): Fast forwards or fast reverses through content.
- STOP (■): Stops playback.
- PLAY (▶): Starts or resumes playback.
- PAUSE (‖): Pauses playback.
Audio Controls
- SPEAKER LEVEL: Adjusts speaker levels.
- VOL (+ / -): Increases or decreases the volume.
- OPTICAL: Selects the optical audio input.
- SOUND EFFECT: Cycles through sound effects or audio modes.
- MUTE: Mutes or unmutes the audio.
Navigation and Menu Controls
- HOME: Accesses the home menu of the device.
- MUSIC ID: Displays music information.
- INFO/DISPLAY: Shows information about the current content or system status.
- ENTER: Confirms a selection or enters a menu.
- PRESET (+ / -): Navigates through presets or channels.
- RETURN: Goes back to the previous screen or menu.
- TITLE/POP UP: Accesses the disc title or pop-up menu.
- DISC MENU: Accesses the main menu of the disc.
Color Buttons
- R (Red), G (Green), Y (Yellow), B (Blue): Functionality varies depending on the specific menu or content.
Other Functions
- MARKER: Sets a marker during playback.
- SEARCH: Initiates a search function.
- SLEEP: Sets a sleep timer.
- MIC- / MIC+: Adjusts microphone volume.
- REC: Initiates recording (if supported by the device).
- AV/INPUT: Selects AV input.
- PR/CH^ / PR/CHv: Changes program or channel up/down.
- TV: Switches control to the TV (if programmed).
Maintenance
Battery Replacement
When the remote control's range decreases or buttons become unresponsive, it is time to replace the batteries. Follow the battery installation steps outlined in the 'Setup' section. Always replace both batteries at the same time with new alkaline batteries of the same type (AAA). Do not mix old and new batteries or different types of batteries.
Cleaning
To clean the remote control, use a soft, dry cloth. Do not use liquid cleaners or abrasive materials, as they may damage the remote's surface or internal components.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Remote not responding. | Batteries are dead or incorrectly inserted. Obstruction between remote and device. Remote is out of range. | Replace batteries, ensuring correct polarity. Remove any obstructions. Move closer to the device (within 10 meters). |
| Some buttons not working. | Specific button malfunction. Device incompatibility for certain functions. | Ensure the remote is pointed directly at the device's IR receiver. Verify the function is supported by your specific LG Blu-ray/DVD player model. |
| Remote range is poor. | Low batteries. Interference from other electronic devices. | Replace batteries. Ensure no strong light sources or other IR devices are interfering. |
Specifications
| Feature | Detail |
|---|---|
| Model Number | RM-B938 |
| Brand | Alltro |
| Compatible Devices | LG Blu-ray and DVD Players |
| Connectivity Technology | Infrared (IR) |
| Maximum Range | 10 meters |
| Controller Type | Button Control |
| Battery Description | Alkaline (AAA) |
| Special Feature | No programming required |
| UPC | 683813937758 |
Warranty and Support
This Alltro replacement remote control is designed for reliable performance. For any issues or support inquiries, please contact the seller, Alltro GmbH, through your purchase platform. Please refer to your purchase documentation for specific warranty terms and conditions, as these may vary.