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Book Samsung Galaxy Book4 Ultra charging port repair at LML Repair in Seattle.

Samsung Galaxy Book4 Ultra Charging Port Repair Repair Guide

Samsung Galaxy Book4 Ultra - Charging Port Repair

Advanced
90 min

Before You Begin

Tools Required

  • Precision screwdriver set
  • Plastic prying tools
  • Spudger tool
  • Anti-static wrist strap
  • Tweezers
  • Clean workspace mat
  • Soldering iron
  • Solder
  • Desoldering braid
  • Flux

Materials Required

  • Replacement part or kit for charging port repair (model-specific)

Safety Warnings

  • Disconnect power before soldering
  • Avoid overheating the board
  • Work in a ventilated area when using flux

Step-by-Step Instructions

Follow these 7 steps to complete your repair

1

Preparation and Safety

10 min

Before starting charging port repair on your Samsung Galaxy Book4 Ultra, power off the laptop, disconnect chargers, and set up a clean workspace with good lighting. Review the guide and prepare tools before opening the device.

2

Initial Disassembly

20 min

Disassemble the Samsung Galaxy Book4 Ultra enough to reach the affected component. Use heat and plastic tools where adhesive is present, and keep track of screw lengths and positions.

3

Access the Faulty Component

15 min

Disconnect the battery when accessible. Remove shields, brackets, or cables blocking the repair area. Inspect the component and surrounding area for corrosion, debris, or loose connections.

4

Perform the Repair

25 min

Complete the charging port repair work — cleaning contacts, reseating flex cables, replacing a modular part, or fixing the damaged assembly as required for the Samsung Galaxy Book4 Ultra. Work slowly and avoid excessive force.

5

Test Before Reassembly

10 min

Reconnect power temporarily and test the repaired function. Confirm the issue is resolved before closing the device.

6

Final Reassembly

15 min

Reverse the disassembly steps, reconnect all cables, replace screws, and secure panels. Ensure no tools or loose screws remain inside.

7

Final Testing and Verification

10 min

Power on the Samsung Galaxy Book4 Ultra and run a full functionality check related to this repair plus basics like touch, sound, charging, and cameras.

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