5C50S25361 Lenovo Laptop USB Daughter Board I/O Card Port Circuit Board Tested

5C50S25361 Lenovo Laptop USB Daughter Board I/O Card Port Circuit Board Tested

Direct replacement USB daughter board I/O card for compatible Lenovo laptop systems. Replaces Lenovo part number 5C50S25361. Extracted from a working unit, bench-tested, and verified in functional condition.

ITEM SPECIFICATIONS: 

Brand: Lenovo 

Main Part Number (MPN): 5C50S25361 

Alternate Part Numbers: NS-C681, PK5C50S25361 

Compatible Models: Lenovo Ideapad / ThinkBook Laptop Series 

Component Type: USB Daughter Board / Small Circuit Board 

Key Specifications: USB Type-A Ports / System Board Ribbon Connector / Auxiliary I/O Interface

KEY FEATURES & HIGHLIGHTS:

• Direct Fitment: Engineered to align with original Lenovo internal mounting posts and ribbon cable headers without modification.

• Solves Hardware Defect Issues: Direct repair solution for loose, physically damaged, or non-responsive USB ports.

• Restores Peripherals Connectivity: Fixes data transfer and power supply connection failures on secondary USB ports.

• Drop-In Replacement: Plugs into existing system harness for straight-forward swap-out installation.

WHAT IS INCLUDED: 

(1) Lenovo USB Daughter Board Circuit Card (MPN: 5C50S25361)

QUALITY ASSURANCE & SHIPPING: 

Tested: Bench-tested by technicians. Verified USB port contact integrity, physical pin structure, data line continuity, and power delivery connection. 

Packaging: Encased in anti-static ESD shielding bag, wrapped in protective bubble cushioning, and shipped inside a rigid box for circuit board protection.