No display when power on – Acrosser AES-HM76Z1FL User Manual
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Ensure the adapter output is DC 12V (min. 60W)
Ensure the DC 12V output correctly connect to the system.
Attempt to use a different electrical outlet or a different adapter.
If your system can not power on via ATX PSU, below are some steps you can fellow to attempt to correct this
problem.
ATX PSU has some protections. Ensure that PSU PS_ON# signal connect to GND and the PSU
output DC 12V to the system.
Because the system only use DC 12V, it will not consume 3.3V and 5V output. Some PSUs could
mis-judge the situations and stop any voltage output.
Ensure the DC 12V output correctly connect to the system.
Attempt to use a different electrical outlet or a different PSU.
1. Make sure all cables are connected well and the power is on:
2. Restore CMOS default setting via clear CMOS jumper, then reboot the system
3. If the problem did not solve, please keep the necessary components (CPU, memory, keyboard and HDD)
to test:
4.1 If the system could power on well with the above configuration, please plug the other components back
one by one to find out which one may cause this problem.
4.2 If the system still could not power on, please listen if there is any warning beeps.
4.2.1 Memory issue:
A.
Clean the Golden Finger of memory
B.
Clean the memory slots
C.
Leave only one memory stick to test
D.
If convenient, please change different memory modules to test again
4.2.2 Graphics card issue:
A.
Clean the Golden Finger of graphics card
B.
Clean the graphics card slots
C.
Try to test the onboard graphics card if there is onboard VGA integrated
D.
If convenient, please change different graphic cards to test again
4.2.3 CPU issue:
A.
Check whether the CPU is in our supported CPU
B.
Check whether there are any damagers of your CPU or CPU socket.
C.
Check whether the CPU fan is correctly connected