PX845EV1/ PX845EV1 PRO
50
Problem 4:
System only boots from the CD-ROM. The hard disk can be read and applications can be
used but booting from the hard disk is impossible.
Causes: Hard Disk boot sector has been corrupted.
Solutions: Back up data and applications files. Reformat the hard drive. Re-install
applications and data using backup disks.
Problem 5:
Error message reading “SECTOR NOT FOUND” displays and the system does not allow
certain data to be accessed.
Causes: There are many reasons for this such as virus intrusion or disk failure.
Solutions: Back up any salvageable data. Then perform a low level format, partition, and
then a high level format of the hard drive. Re-install all saved data when completed.
Problem 6:
Screen message says “Invalid Configuration” or “CMOS Failure.”
Causes: Incorrect information entered into the BIOS setup program.
Solutions: Review system’s equipment. Reconfigure the system.
Problem 7:
The Screen is blank.
Causes: No power to monitor.
Solutions: Check the power connectors to the monitor and to the system.
Problem 8:
Blank screen.
Causes:
1. Memory problem.
2. Computer virus.
Solutions:
1. Reboot computer. Reinstall memory. Make sure that all memory modules are securely
installed.
2. Use anti-virus programs to detect and clean viruses.
Problem 9:
Screen goes blank periodically.
Causes: Screen saver is enabled.
Solutions: Disable screen saver.
