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Appendix

5-3-2  Troubleshooting Procedure

If you encounter any troubles during system startup, follow the troubleshooting procedure below to solve the 
problem.

START

A

Turn off the power. Remove all peripherals, connecting cables, and 

power  cord etc. 

Isolate the short circuit. 

Secure the CPU cooler 

on the CPU. Connect the 

CPU cooler power cable 

to the motherboard.

Correctly insert the 

memory into the memory 

socket.

(Continued...)

Yes

The problem is verified and solved.

The problem is verified and solved.

The problem is verified and solved.

No

No

No

Yes

Yes

Insert the graphics card. Connect the ATX main power cable and the 

12V power cable. Turn on the power to start the computer.

Make sure the motherboard does not short-circuit with the chassis or 

other metal objects.

Check if the CPU cooler is attached to the CPU securely. Is the pow-

er connector of the CPU cooler connected to the CPU_FAN header  

properly?

Check if the memory is installed properly on the memory slot.

Make sure the graphics card is securely seated in the 

expansion slot and power connectors are firmly attached.