Introduction
This manual provides essential instructions for the proper use and care of your Nikon UC-E4 USB Cable. The UC-E4 cable facilitates the connection between compatible Nikon digital cameras and a computer, enabling the transfer of images and other data. Please read this manual thoroughly before use to ensure optimal performance and longevity of the product.
Product Overview
The Nikon UC-E4 is a black USB cable designed for reliable data transfer. It features a USB Type-A connector on one end for connection to a computer and a mini-USB connector on the other end for connection to compatible Nikon digital cameras. The cable allows for direct connection, eliminating the need for a separate memory card reader for image downloads.

Figure 1: Nikon UC-E4 USB Cable. This image displays the cable's overall design, including both the standard USB (Type-A) and mini-USB connectors, and the ferrite bead near the mini-USB end.
Compatible Camera Models:
- Nikon D50
- Nikon D70
- Nikon D70s
- Nikon D100
- Nikon D40
- Nikon D3100
- Nikon D2H
- Nikon D300
- Nikon D3S
- And other compatible Nikon digital cameras.
Setup
- Prepare Your Camera: Ensure your Nikon digital camera is powered off before connecting the cable. Locate the USB port on your camera. Refer to your camera's instruction manual for the exact location of the USB port.
- Connect to Camera: Insert the mini-USB connector end of the UC-E4 cable into the USB port on your Nikon camera. Ensure a firm and secure connection.
- Connect to Computer: Insert the standard USB Type-A connector end of the UC-E4 cable into an available USB port on your computer.
- Power On Camera: Once both ends are securely connected, power on your Nikon camera. Your computer should detect the camera as a removable storage device or prompt for driver installation if necessary.
Operating Instructions
After successfully connecting your camera to your computer using the UC-E4 cable, you can proceed with image and data transfer.
- Accessing Camera Data:
- Windows: Open "My Computer" or "This PC." Your camera should appear as a removable disk or a portable device. Double-click to open and access your photos and videos.
- macOS: The Photos application or Image Capture utility may launch automatically. Alternatively, your camera may appear on the desktop or in the Finder sidebar.
- Transferring Images:
- Drag and drop files from your camera's storage to a desired folder on your computer.
- Use photo management software (e.g., Nikon ViewNX-i, Adobe Lightroom, or your operating system's default photo application) to import images.
- Disconnecting Safely: Before disconnecting the cable, ensure all data transfer is complete. Safely eject the camera from your computer (e.g., "Safely Remove Hardware" on Windows, or drag the camera icon to the Trash on macOS) to prevent data corruption. Power off the camera before physically removing the cable.
Maintenance
- Storage: Store the cable in a cool, dry place, away from direct sunlight and extreme temperatures. Avoid tightly coiling or bending the cable, which can damage internal wires.
- Cleaning: Use a soft, dry cloth to clean the cable and connectors. Do not use liquid cleaners or solvents.
- Handling: Always grasp the connector ends when plugging or unplugging the cable. Avoid pulling on the cable itself, as this can strain the connections and lead to damage.
- Inspection: Periodically inspect the cable for any signs of wear, fraying, or damage to the connectors. Discontinue use if damage is observed.
Troubleshooting
- Camera not recognized by computer:
- Ensure the cable is securely connected to both the camera and the computer.
- Try connecting the cable to a different USB port on your computer.
- Restart both your camera and computer.
- Verify that your camera's firmware is up to date.
- Check if your operating system requires specific drivers for your camera model. These are usually available on the Nikon support website.
- Test the cable with another compatible device or use a different USB cable if available to rule out a faulty cable.
- Slow data transfer speed:
- Ensure you are using a USB 2.0 compatible port on your computer for optimal speed.
- Avoid running multiple demanding applications during data transfer.
- Cable appears physically damaged:
- Discontinue use immediately to prevent potential damage to your camera or computer.
- Replace the cable with a genuine Nikon UC-E4 or a compatible alternative.
Specifications
| Brand: | Nikon |
| Model Name: | UC-E4 |
| Item Model Number: | 25262 |
| Connector Type: | USB Type A, Mini-USB |
| Cable Type: | USB |
| Compatible Devices: | Nikon D-series digital cameras (e.g., D50, D70, D70s, D100, D40, D3100, D2H, D300, D3S), PC |
| Special Feature: | Allows direct connection from camera to a computer or printer. |
| Color: | Black |
| Connector Gender: | Male-to-Male |
| Outer Material: | Plastic |
| Product Dimensions: | 6.4 x 1.3 x 1 inches (approximate) |
| Item Weight: | 0.704 ounces (approximate) |
| Maximum Voltage: | 5 Volts |
Warranty and Support
For specific warranty information, please refer to the documentation included with your original product purchase or visit the official Nikon website. For technical support or further assistance, please contact Nikon customer service through their official channels.
Nikon Official Website: www.nikonusa.com





