4.0 Troubleshooting

4.8 Given a scenario, troubleshoot, and repair common laptop issues while adhering to the appropriate procedures.

• Common symptoms
  
  
  • No display
  
  
  
  • Dim display
  
  
  
  • Flickering display
  
  
  
  • Sticking keys
  
  
  
  • Intermittent wireless
  
  
  
  • Battery not charging
  
  
  
  • Ghost cursor
  
  
  
  • No power
  
  
  
  • Num lock indicator lights
  
  
  
  • No wireless connectivity
  
  
  
  • No Bluetooth connectivity
  
  
  
  • Cannot display to external monitor
  
  


• Disassembling processes for proper re-assembly
  
  
  • Document and label cable and screw locations
  
  
  
  • Organize parts
  
  
  
  • Refer to manufacturer documentation
  
  
  
  • Use appropriate hand tools