Northern Micro Spirit P9X79-AS, User Manual

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Power supply does not work well
Solution
Different areas have different voltage supplies, please check the voltage selector on the power supply (115v/230v).
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The power cable works fine: When power is on, the power LED on the motherboard is on:
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Can boot up via the power pin on the motherboard, please check if all the hardware devices are connected well.
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C an't boot up via the power pin, please contact your Service Center.
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When power is on, the power LED on the motherboard is still off: If convenient, please test the power supply in another PC which is working fine.
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The power cable is faulty, please change the power cable to check if this might be the problem.
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The PC works very slowly
Solution
Before entering the Operating System
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Hang s during POST , try to determine which device is always being searched when the PC hangs:
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Take off the unnecessary device to see if that speeds up the PC.
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Change the hardware one by one
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Hangs at the Windows Login
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Enter safe mode to see if the issue is still evident
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Re-install the drivers
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Re-install a new "clean" Operating System
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After entering the OS, it takes a long time to see the desktop
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Click“ Start”—“ Run”, input “ msconfig”, enter” System Configuration Utility”—“ Startup”, cancel the unnecessary boot up items
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Check if caused by any incompatible software
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Please optimize the system
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Only runs slowly when using some special software
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Check if the system configuration fulfils the minimum requirement of the software
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End the process which takes up the most CPU usage
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Please optimize the system
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Only runs slowly when connect to the internet
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Change the network cable to see if the speed changes
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Scan for any virus
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Please optimize the system
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An abnormally high temperature causes the slow speed
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Check the fan settings in the BIOS
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Improve the heat transfer conditions
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Please optimize the system
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CPU fan is too noisy
S olution
Check if the CPU fan is damaged and whether the fan is well connected to the motherboard
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Please clean the CPU fan since this problem may be caused by dust. Please put on some CPU lube if necessary
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Please check if the CPU fan always runs at a high speed
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Check if the settings in the BIOS is correct
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Please check if the problem only appears when the CPU load is high.
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Freezes frequently
S olution
Freeze/ Hang during POST
If some new hardware has been installed, please un-plug the new hardware for a test
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If there is no new hardware added, please only keep the necessary components to have a check
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After POST and before entering OS
If you could enter safe mode successfully, please enter safe mode to un-install the drivers and the software
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If not, please re-install a new clean OS
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After entering OS
Freezes/Hangs frequently and unpredictably
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