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Inleiding

An LG VX4500 phone motherboard may become damaged after being exposed to excessive moisture or severe temperatures and from dropping the phone. If your motherboard becomes damaged, this guide will show you how to successfully replace it. A special skill required to complete this guide is soldering.

Wat je nodig hebt

1. Stap 1 Battery
  Turn the closed phone so that the back panel is facing you.
  
  Press down and forward firmly on the gray tab in the middle of the phone.
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2. Stap 2
  Now just lift up on the battery and remove it from the phone.
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1. Stap 3 Rear Cover
  Remove the rubber grommet using a spudger.
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2. Stap 4
  Be sure not to lose the screws. They are small!
  
  Remove the five screws using a Phillips #00 Screwdriver.
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4. Stap 5
  Gereedschap gebruikt in deze stap:
  Tweezers
  $4.99
  
  Koop
  When removing back cover, be careful not to break the speaker wires.
  
  Using an Opening Tool, carefully pry off the back cover.
  
  Using tweezers, gently pull the speaker wires out.
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5. Stap 6
  Separate the two halves.
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1. Stap 7 Keypad
  Carefully pry and lift up on the logic board using an iPod Opening Tool.
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2. Stap 8
  Carefully flip the logic board up and out of the way.
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3. Stap 9
  Use an iPod Opening Tool to lift up on the keypad and pull it out.
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1. Stap 10 Motherboard
  DO NOT TOUCH SOLDERING IRON. IT IS EXTREMELY HOT.
  
  Use a soldering iron to desolder the solder joint on the front of the motherboard.
  
  If you need more information on soldering, refer to this guide.
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2. Stap 11
  Desolder the joint on the back using a soldering iron.
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3. Stap 12
  Carefully detach the ribbon cable and remove the motherboard.
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