DisplayPort I/O expansion card for HP EliteDesk 400 G3 / HP EliteDesk 400 G4

Does your HP EliteDesk 400 G3, HP EliteDesk 400 G4, HP EliteDesk 400 G5 (2017-2020) Mini PC need an extra DisplayPort, or is the existing adapter card faulty? This DisplayPort expansion card fits the optional I/O slot and gives you a second 4K output. You snap it into the rear panel and tighten four screws.

Specifications

• Type: DisplayPort 1.2 expansion
• Form factor: HP Mini PC I/O slot
• Resolution: up to 4K @ 60 Hz
• Outputs: 1x DisplayPort
• Delivery: card incl. screws
• OEM numbers: -
• Compatible models: HP EliteDesk 400 G3, HP EliteDesk 400 G4, HP EliteDesk 400 G5, HP ProDesk 600 G3, HP ProDesk 600 G4, HP ProDesk 600 G5, HP EliteDesk 800 G3, HP EliteDesk 800 G4, HP EliteDesk 800 G5

Symptoms of a defective part

• Need a second DisplayPort output on the Mini PC
• No image on a second monitor
• Existing adapter card is faulty
• Upgrade to 4K@60 Hz output
• HDMI port no longer works

Installation

🟢 Difficulty: easy. Plan around 10 minutes. Tools you need: Phillips PH00/PH0/PH1, T6/T8 Torx, plastic spudger, anti-static wristband.

Frequently asked questions

Will this part fit my laptop for sure?
Compare the model designation (HP EliteDesk 400 G3) and ideally the OEM number with your faulty part before opening anything. That avoids wrong connectors.

Which tools do I need?
Phillips PH00/PH0/PH1 drivers, a T6/T8 Torx for the heavier screws, a plastic spudger and an anti-static wristband.

How difficult is the install?
🟢 easy: plan for around 10 minutes if you keep the correct service guide for your model at hand.