What to do if my Acer Veriton 5800 shows 'Keyboard Error Or No Keyboard Present'?
If your Acer Desktop displays the error 'Keyboard Error Or No Keyboard Present', it means the system can't initialize the keyboard. Ensure the keyboard is correctly attached and that no keys are being pressed during the Power-On Self-Test (POST).
Why does my Acer Desktop say 'CMOS Checksum Error - Defaults loaded'?
If your Acer Desktop displays 'CMOS Checksum Error - Defaults loaded', it indicates that the CMOS checksum is incorrect, causing the system to load default settings. This might mean the CMOS has become corrupt. You should check the battery and replace it if necessary.
What to do if my Acer Desktop shows 'HARD DISK INSTALL FAILURE'?
If your Acer Desktop displays 'HARD DISK INSTALL FAILURE', it means the system cannot find or initialize the hard drive controller or the drive. Make sure the controller is correctly installed. If no hard drives are installed, ensure the Hard Drive Selection in Setup is set to NONE.
How to fix 'BIOS ROM checksum error - System halted' on Acer Desktop?
If your Acer Desktop displays the error 'BIOS ROM checksum error - System halted', it means that the checksum of the BIOS code in the BIOS chip is incorrect, indicating the BIOS code may have become corrupt. Contact your system dealer to replace the BIOS.
What does 'Keyboard is locked out - Unlock the key' mean on Acer Veriton 5800 Desktop?
If your Acer Desktop displays 'Keyboard is locked out - Unlock the key', it usually means that one or more keys were pressed during the keyboard tests. Make sure no objects are resting on the keyboard.
What to do if my Acer Desktop says 'Floppy disk(s) fail'?
If your Acer Desktop reports 'Floppy disk(s) fail', it indicates that the system cannot find or initialize the floppy drive controller or the drive. Make sure the controller is installed correctly. If no floppy drives are installed, ensure the Diskette Drive selection in Setup is set to NONE or AUTO.
What does 'Hard disk(s) diagnosis fail' mean on Acer Veriton 5800?
If your Acer Desktop displays 'Hard disk(s) diagnosis fail', it means one or more hard disks returned an error when the diagnostics ran.
What to do if Acer Desktop says 'Display switch is set incorrectly'?
If your Acer Desktop displays 'Display switch is set incorrectly', it means that the display switch on the motherboard is set incorrectly (either monochrome or color). Determine the correct setting, then either turn off the system and change the jumper, or enter Setup and change the Video selection.
Why is the processor fan not running on my Acer Veriton 5800 Desktop?
If the processor fan on your Acer Desktop is not running but the power supply fan is, ensure the system is not in power saving mode. With the system powered on, measure the voltage of the processor fan connector; it should read +12Vdc. If the reading is normal but the fan still doesn't work, replace the fan.
What does 'CMOS Battery Failed' mean on Acer Veriton 5800?
If your Acer Desktop displays 'CMOS Battery Failed', it means the CMOS battery is no longer functional. Contact your system dealer for a replacement BIOS.
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