1101 Troubleshooting Flashcards
Loud noise, Loud clicking noise, Grinding Noise
Cause: Damaged Hard Disk Drive or fan.
Solution: Replace Hard Disk Drive or fan.
Burning smells and smoke:
Cause: malfunctioning PSU.
Solution: Disconnect PSU and replace.
Intermittent Shutdowns
Cause: Overheating (Dust Build up, Environmental factors).
Solution: Reduce dust or place device in a cooler environment.
System Lockups or Sluggish Performance or Application Crashes
Cause: Overheating or Lack of RAM
Solution: Eliminate factors that contribute to overheating or Upgrade RAM.
Blank Screen on bootup (Black screen)
Cause: Problem with external video card.
Solution: Update video driver or Replace video card.
BIOS time and setting resets
Cause: Failed CMOS battery.
Solution: Replace CMOS.
Attempts to boot to incorrect device
Cause: Misconfigured BIOS.
Solution: Adjust BIOS boot order.
Continuous reboots
Cause: Bad Ram, Faulty Power Supply, or CPU.
Solution: Replace Ram, Power Supply, or CPU.
No power
Cause: Failed Power Supply or Power Plug Issues.
Solution: Replace Power Supply or verify power plug.
Fans spin - no power to other devices
Cause: Failing Power Supply or Failing Motherboard.
Solution: Replace Power Supply or Motherboard.
Distended capacitors
Cause: Overheated motherboard.
Solution: Replace motherboard.
Read/write failure
Cause: Damaged hard drive.
Solution: Run CHKDSK if applicable and replace hard drive.
Slow performance
Cause: Fragmented files are stored, or too many files stored.
Solution: Run disk defragmenter, upgrade hard drive, or delete unneeded files for more hard drive space.
Failure to boot or Bootable device not found
Cause: Misconfigured boot order, missing/corrupted OS, or bad hard drive.
Solution: Adjust boot order, Repair/Reinstall OS, or replace hard drive.
Drive not recognized
Cause: Flash drive may still be plugged in during boot, misconfigured boot order.
Solution: Disconnect flash drive, or adjust boot order.
S.M.A.R.T Failure
Cause: Damaged hard drive.
Solution: Run CHKDSK if applicable and replace hard drive.
Data loss/corruption
Cause: Damaged hard drive.
Solution: Run CHKDSK if applicable, use data recovery software and replace hard drive.
Missing drives in OS
Cause: Drive cable not connected, drive not initialized or damaged drive
Solution: Reconnect drive cable, Initialize drive in Disk Management or Disk Utility, or purchase new hard drive
Extended Read/Write times
Cause: Hard drive may be too full, slowing down system
Solution: Clear space on the hard drive
If any drive fails in RAID 0
Solution: you must start completely over since RAID 0 has not redundancy. Hopefully you would have an external backup.
If one drive fails in RAID 1
Solution: stop the RAID and prepare for a replacement drive to mirror your files to
If one drive fails in RAID 5
Solution: just replace it and the array will continue to work since the missing data will be rebuilt to the replacement drive