Motherboard Troubleshooting Flashcards
* Troubleshoot system power issues * System errors identified during POST * Memory errors * Overheating Issues * Device errors
1
Q
Power Issues (warning signs)
A
- Unexpectedly shut down
- Continuously reboots itself
- May not power on at all
2
Q
Power Issues Facts
A
- Pin 8 on the power supply connects to the power
good wire on the motherboard. If power disappears
off that wire the motherboard shuts down - If voltage is less than expected the power supply will
shut down. Ex 12 volt wire have less than 11 volts
3
Q
Power Issue Solutions
A
- Purchase new power supply
- Remove the old power supply from the system
- Mount the new power supply
- Connect new power supply & other components
- Power on system & verify everything is ok
4
Q
Boot Errors
A
- Audible beeps
- Numeric Codes
- Error messages
5
Q
Distended Capacitors
A
- When the capacitors bulge or leak fluid
* Faster and more cost effective to buy new motherboard
6
Q
Missing BIOS/UEFI Settings
A
- The CMOS battery is failing or failed which causes:
* system clock to lose time
* setting configured in BIOS/UEFI are lost
7
Q
Overheating
A
- Inadequate air flow
- Improperly installed fans
- Failing fans
- Dust build up
- Environmental heat
8
Q
Intermitting Device Failure
A
- Device occasionally stops working
- Sometime downloading and installing the latest
drive will solve the problem. If not then the device
needs to be replaced
9
Q
Smoke or Burning Smell
A
- Electricity is not flowing in correct manner
- Connector not properly seated and electricity is
arcing between leads - Short circuit in the printed circuit board of the
motherboard or expansion board - Improperly installed component
- Shut off immediately if smoke or burning smell
- Replace component if smoking most likely ruin
