Dell Latitude E5420 Laptop USB SIM VGA LAN Ethernet Board – P/N 63N3K 063N3K

Product Description

The Dell Latitude E5420 Laptop USB SIM VGA LAN Ethernet Board (Part Number: 63N3K / 063N3K) is a replacement I/O circuit board designed for the Dell Latitude E5420 laptop. It is suitable for replacing a damaged or malfunctioning original port board and restoring supported external connectivity functions.

This replacement board is intended for laptop repair technicians, service centers, and users looking to repair faulty USB, VGA, Ethernet LAN, or SIM-related connections, depending on the original board configuration.

Key Features

• Product Type: Laptop USB SIM VGA LAN Ethernet I/O Board

• Compatible Brand: Dell

• Compatible Model: Dell Latitude E5420

• Part Numbers: 63N3K, 063N3K

• Interface Functions: USB, SIM, VGA, LAN/Ethernet (as supported by the board)

• Installation: Internal replacement component

• Application: Laptop motherboard connectivity and port repair

• Condition: As specified in the product listing

Compatible Laptop Models

Dell Latitude E5420 Laptop

Important: Compatibility should be confirmed by matching the original board’s part number, connector layout, mounting points, and physical appearance before purchasing.

Warranty Details

Warranty coverage, duration, and replacement eligibility are subject to LaptopHub’s applicable product warranty policy. Physical damage, liquid damage, and incorrect installation may be excluded.

Important Note

• Match P/N 63N3K or 063N3K with your existing board before ordering.

• Verify all ports and internal connectors using the actual product photographs.

• SIM functionality may also depend on the laptop’s WWAN hardware and configuration.

• Professional installation is recommended.

• This listing is for the replacement I/O board, not the complete laptop or motherboard.

Frequently Asked Questions (FAQs)

Q1. Is this USB SIM VGA LAN board compatible with Dell Latitude E5420?

Yes, it is intended for the Dell Latitude E5420. Confirm the part number and connector layout before ordering.

Q2. What is the part number of this Dell Latitude E5420 board?

The listed part numbers are 63N3K and 063N3K.

Q3. Can this board fix a faulty USB or Ethernet port?

It may resolve problems caused by a defective I/O board. Other causes, including motherboard faults or damaged cables, should be ruled out first.

Q4. Does this board support SIM card connectivity?

SIM-related functionality depends on the board revision and the laptop’s supported WWAN configuration.

Q5. Can I install this board myself?

Installation requires opening the laptop and handling internal connectors. A qualified laptop technician is recommended.