Compaq dc7700 - Convertible Minitower PC Quick Setup & Getting Started page 21

Table 1 Solving General Problems (continued)
Cannot remove computer cover or access panel.
Cause
Poor performance is experienced.
Cause
Processor is hot.
Hard drive is full.
Low on memory.
Hard drive fragmented.
Program previously accessed did not release
reserved memory back to the system.
Virus resident on the hard drive.
Too many applications running.
Some software applications, especially games, are
stressful on the graphics subsystem
Cause unknown.
ENWW
Solution
the wrench-style key or PN 166527-002 for the
screwdriver bit key.
Solution
1. Make sure airflow to the computer is not
blocked. Leave a 10.2-cm (4-inch) clearance
on all vented sides of the computer and above
the monitor to permit the required airflow
2. Make sure fans are connected and working
properly (some fans only operate when
needed).
3. Make sure the processor heatsink is installed
properly.
Transfer data from the hard drive to create more
space on the hard drive.
Add more memory.
Defragment hard drive.
Restart the computer.
Run virus protection program.
1. Close unnecessary applications to free up
memory.
2. Add more memory.
1. Lower the display resolution for the current
application or consult the documentation that
came with the application for suggestions on
how to improve performance by adjusting
parameters in the application.
2. Add more memory.
3. Upgrade the graphics solution.
Restart the computer.
Basic Troubleshooting
13