1-20 XZAC4074
1.10 TROUBLESHOOTING
1.10.1 System errors
Problem Solution
The system is not powered
• Check the +5Vsb power supply and make sure that the power cord is
connected correctly.
• Check that the on/off button is working correctly.
The system does not start
• Check insertion or replace the RAM.
• Check the setting of the CPU frequency jumper.
• Re-insert or replace the CPU.
• Check all the connections
• Check the BIOS.
PS2 port not working
• Check that the CN9 connector is connected correctly or replace it.
• Replace the I/O board.
CMOS error or loss of CMOS
data
• Load optimized settings for the BIOS.
• Reset CMOS via the jumper and load optimized settings for the BIOS.
Bootstrap failed or Bootstrap
took too long to detect device
• If the system does not detect the IDE interface or takes too long to detect
it, reconnect the IDE cable or replace the hard disk and the IDE cable.
• Check correct setting of the IDE jumper.
• Replace the RAM(s).
The system is blocked during
start-up/ screen blue
• Check the RAM.
• Check the Hard Disk.
• Reinstall the operating system.
The system blocks for no
particular reason
• Check that the fan of the CPU is working correctly.
• Check the setting of the CPU frequency jumper
• Check the IDE interface.
• Check the RAM.
• Reinstall the operating system.
No video signal or incorrect
colors on screen
• Check that the cable of the LCD is connected correctly or replace the
LCD.
• Check that the Inverter board is connected correctly or replace the
Inverter board.
• Check the setting of the LCD jumper.
Fan does not work
• Check that the fan power cable is connected correctly.
• Check correct functioning of the power supply unit.
• Replace the fan.
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