Dell Precision Workstation 450 User Manual page 204

190 So l vi n g Pro b l em s
A .DLL
R E Q U I R E D F I L E W A S N O T F O U N D
trying to open is missing an essential file. To remove and then reinstall the
program:
Click the Start button.
1
Click Control Panel.
2
Click Add or Remove Programs.
3
Select the program you want to remove.
4
Click the Change or Remove Program icon.
5
See the program documentation for installation instructions.
6
A ! C C F
L E R T A R D A G E
installed, has failed, or is not properly connected to the system board. Ensure that
an operational fan is properly installed and connected to the system board. For
more information, see the Service Manual at support.dell.com.
NOTE: This error message applies only to Dell Precision™ 650 computers.
A ! C H
L E R T H I P S E T E A T S I N K
properly installed on the system board. Reseat the heat sink on the system board.
See the system board illustration for your computer (for the Dell Precision 650
computer, see "System Board Components" or for the Dell Precision 450
computer, see "System Board Components."
A ! C W P
L E R T O V E R A S
opened. Enter system setup and reset the Chassis Intrusion option.
A ! CPU 0 F F
L E R T A N A I L U R E
not installed, has failed, or is not properly connected to the system board. Ensure
that the cooling fan is properly installed and working. Also, ensure that the
microprocessor airflow shroud is properly installed. See "Microprocessor Airflow
Shroud"
A ! CPU 1 F F
L E R T A N A I L U R E
not installed, has failed, or is not properly connected to the system board. Ensure
that the cooling fan is properly installed and working. Also, ensure that the
microprocessor airflow shroud is properly installed. See "Microprocessor Airflow
Shroud."
— The program that you are
F — The PCI card cooling fan is not
A N A I L U R E
N D
O T E T E C T E D
O — The computer cover was
R E V I O U S L Y P E N E D
— The cooling fan for microprocessor 0 is
— The cooling fan for microprocessor 1 is
— The heat sink is not