LE2731C - Network card Black Box - Free user manual and instructions
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| Product Type | Network Interface Card (NIC) |
| Brand | Black Box |
| Model | LE2731C |
| Interface | PCI Express 2.0 x1 |
| Data Transfer Rate | 10/100/1000 Mbps (Gigabit Ethernet) |
| Connector Type | 1 x RJ-45 |
| Supported Protocols | IEEE 802.3, 802.3u, 802.3ab |
| Compatibility | Windows 10/11, Linux, macOS |
| Dimensions (LxWxH) | 120 mm x 80 mm x 20 mm |
| Weight | 50 g |
| Power Consumption | 1.5 W typical |
| Power Source | PCIe bus-powered |
| LED Indicators | Link/Activity |
| Operating Temperature | 0°C to 50°C |
| Storage Temperature | -20°C to 70°C |
| Compliance | CE, FCC |
| Warranty | Limited Lifetime |
| Package Contents | Network card, low-profile bracket, driver CD |
| Cleaning | Use a dry cloth; avoid liquids |
| Repair | Non-user-serviceable; contact support |
Frequently Asked Questions - LE2731C Black Box
How do I install the Black Box LE2731C network card?
Turn off your computer and disconnect the power. Open the case, insert the card into an available PCIe x1 slot, and secure it. Replace the cover, reconnect power, and boot. The system should detect the card; if not, install the drivers from the included CD or the Black Box website.
Which operating systems are supported?
The card supports Windows 10/11, Linux, and macOS. Ensure you have the latest drivers for optimal performance.
What is the maximum network speed?
The LE2731C supports 10/100/1000 Mbps auto-negotiation, giving you Gigabit Ethernet speeds for fast file transfers and smooth streaming.
Can I use this card in a low-profile case?
Yes, a low-profile mounting bracket is included, allowing you to install the card in slim or small form factor computers.
Does the card support Wake-on-LAN?
Yes, Wake-on-LAN (WOL) is supported. You'll need to enable it in your system BIOS and configure the feature in your operating system.
How do I fix a lack of network connectivity?
First, check that the card is seated correctly and the RJ-45 cable is connected. Verify the LED indicators are lit, update the driver, and test with another cable or port. If the issue persists, test the card in a different slot.
Is the network card plug-and-play?
In most cases, the card is plug-and-play on modern operating systems. If manual installation is required, use the included driver CD or download the latest drivers from the Black Box support site.
What warranty comes with the product?
Black Box offers a limited lifetime warranty on the LE2731C, covering defects in materials and workmanship under normal use.
Can I use jumbo frames for better performance?
Yes, the card supports jumbo frames up to 9K. This can improve performance by reducing CPU overhead and increasing throughput, especially in high-bandwidth applications.
Is this card good for online gaming?
Absolutely. With Gigabit speeds and stable connectivity, it's ideal for gaming, streaming, and large downloads. Its low latency ensures an excellent online experience.
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USER MANUAL LE2731C Black Box
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Product information
Brand : Black Box
Model : LE2731C
Category : Network card