Introduction
This manual provides instructions for the ALLIMITY NB100, NB177, NB126, NB104 Replacement Remote Control. This remote is designed to function as a direct replacement for original remote controls compatible with various Emerson, Symphonic, and Sylvania DVD VCR Combo models. No programming or setup is required beyond battery installation.
Setup
1. Battery Installation
The remote control requires two (2) AAA 1.5V batteries (not included).
- Locate the battery compartment on the back of the remote control.
- Press down on the tab and slide the battery cover downwards to open.
- Insert two 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.

Figure 1: Battery compartment with AAA battery slots.
2. Compatibility
This replacement remote control is compatible with the following models:
- For Emerson models: SRD4900, DVC840E, DVL840G, DVC845E, DVL841G, DVC840G, SRDD495, DVC841G, DVC860E, DVC865G, DVC860F, DVC865F, EDVC860F, DVC840F
- For Sylvania models: CSDV840E, EWD2004, EWD2204, EWD2004OM
- For Symphonic models: CWF804
- Also compatible with NB100UD, NB177, NB126, NB104 series.
Operating Instructions
This remote control operates using infrared technology and requires no programming. Simply point the remote at your DVD VCR Combo unit and press the desired button.

Figure 2: Remote Control Button Layout
Key Functions:
- POWER (Red Button): Turns the DVD VCR Combo unit on or off.
- Number Buttons (0-9, +10): Used for direct track/chapter selection or time input.
- VCR / TV: Switches between VCR and TV input modes.
- VCR / DVD: Selects between VCR and DVD playback modes.
- PLAY (Green Triangle): Starts playback of a DVD or VCR tape.
- STOP (White Square): Stops playback.
- PAUSE (Two Vertical Bars): Pauses playback.
- REWIND / FAST FORWARD (Triangles): Rewinds or fast forwards media.
- SKIP/CH. (Double Triangles): Skips tracks/chapters or changes channels.
- REC/OTR (Red Button): Initiates recording (One-Touch Recording).
- MENU: Accesses the main menu of the DVD or VCR.
- SETUP: Enters the setup menu for system configurations.
- ENTER: Confirms selections in menus.
- DISPLAY: Shows on-screen display information.
- AUDIO: Changes audio tracks or modes.
- OPEN/CLOSE EJECT: Opens/closes the disc tray or ejects a VCR tape.
- TOP MENU: Returns to the DVD's top menu.
- RETURN: Goes back to the previous menu or screen.
- CLEAR/RESET: Clears input or resets settings.
- ZOOM: Zooms in or out on the picture.
- SUBTITLE: Selects subtitle options.
- ANGLE: Changes camera angles on compatible DVDs.
- REPEAT: Repeats a chapter, track, or entire disc.
- A-B: Repeats a specific section between points A and B.
Maintenance
Cleaning the Remote Control
To maintain optimal performance and appearance, clean the remote control regularly:
- Wipe the surface with a soft, dry cloth.
- For stubborn dirt, slightly dampen the cloth with water or a mild, non-abrasive cleaner.
- Do not use harsh chemicals, solvents, or abrasive cleaning pads, as these can damage the remote's finish or internal components.
Battery Replacement
Replace batteries when the remote control's response becomes sluggish or stops working. Always replace both batteries at the same time with new AAA batteries. Do not mix old and new batteries, or different types of batteries.
Storage
If the remote control will not be used for an extended period, remove the batteries to prevent leakage and potential damage to the remote.
Troubleshooting
- Remote control is not responding:
- Ensure batteries are inserted correctly with the correct polarity (+/-).
- Replace old batteries with new ones.
- Check for any obstructions between the remote control and the DVD VCR Combo unit's infrared sensor.
- Ensure you are within the effective range and angle of the unit.
- Some buttons are not working:
- This remote is designed to replace the original. Some functions may not be present if your original remote did not have them, or if your specific unit model does not support them.
- Ensure the remote is in the correct mode (e.g., VCR mode for VCR functions, DVD mode for DVD functions).
- Clean the remote control surface, especially around the unresponsive buttons, to ensure no debris is interfering.
Specifications
- Brand: ALLIMITY
- Model Numbers: NB100, NB177, NB126, NB104, CV-NB100-SH
- Connectivity Technology: Infrared
- Power Supply: 2 x AAA 1.5V Batteries (not included)
- Compatible Devices: VCR, DVD VCR Combo units (Emerson, Sylvania, Symphonic)
- Button Quantity: 25
- Item Weight: Approximately 2 Ounces
Warranty and Support
As a replacement remote control, this product is typically covered by a standard return policy. For any issues or further assistance, please contact the seller directly through your purchase platform. Provide your order details and a clear description of the problem for efficient support.