Lenovo HDMI Expansion Card 4XH1K25074 – HDMI interface card, single-slot form factor

Lenovo HDMI Expansion Card 4XH1K25074 is an interface add-on designed to provide an HDMI output for compatible Lenovo systems. The card installs into a single available expansion slot and restores or adds HDMI connectivity for external monitors, projectors and TVs. It is intended for situations where a system lacks onboard HDMI or when an additional HDMI port is required for presentations, multimedia playback or extended desktop configurations.

Advantages

This HDMI interface card delivers a straightforward way to add a digital video output without replacing the entire system. Its single-slot form factor minimizes the space required inside the chassis while maintaining a standard HDMI connector for broad display compatibility. The card supports common HDMI display modes, enabling high-quality video output for productivity tasks and media. Installation and integration with supported Lenovo systems are intended to be simple, allowing quick restoration or expansion of display connectivity.

Suitable for

• Connecting a Lenovo desktop or workstation to an external monitor or HDTV
• Restoring HDMI output after system board changes or port failures
• Setting up projector connections for presentations in meeting rooms
• Adding an extra display for extended desktop or dual-monitor workflows

Key specifications

• Interface type: HDMI video output
• Form factor: single expansion slot card
• Compatibility: designed for Lenovo systems that accept expansion cards
• Video signal: digital HDMI output for external displays and projectors
• Physical connector: standard HDMI port

How to use

Power down the host system and open the chassis according to the manufacturer’s service instructions. Locate an available expansion slot and insert the card securely into the slot, fastening it to the chassis bracket. Reassemble the chassis, power on the system and connect an HDMI cable from the card’s HDMI port to the external display. Verify that the display is powered on and set to the correct input. The operating system should detect the external display; install or update drivers if required to enable full functionality and desired resolution settings.

Recommendations

For reliable operation, use a high-quality HDMI cable rated for the target resolution and length. When installing the card, follow anti-static precautions and Lenovo service instructions. If the display is not detected automatically, check BIOS/UEFI settings and update system drivers or firmware as recommended by Lenovo support.