HP Compaq Presario,Presario SA4000 Getting Started Manual page 81

Keyboard and Mouse (continued)
Symptom
Optical mouse does not
track cursor well.
Mouse cursor moves
too fast.
Memory
Symptom
Insufficient memory
message is displayed.
Miscellaneous
Symptom Problem
PC date and time RTC (real-time clock) battery
display is incorrect. may need to be replaced.
Battery life is approximately
3–5 years.
Printer has problems. Printer will not print correctly or
at all.
Problem
The optical sensor uses the
pattern of the surface to
track the position of the
cursor. Reflective surfaces,
grooved surfaces, glass, or
other see-through surfaces
inhibit the ability of the
sensor to track the cursor.
Mouse sensor is dirty.
The wireless mouse moves
the cursor more quickly than
a standard mouse.
Problem
All memory in the PC is
being used by open
programs, and memory is
needed for a desired task.
Solution
Place the mouse on a mousepad or white sheet of paper.
Wipe the light sensor lens on the bottom of the mouse with
a lint-free cloth (not paper).
Adjust the mouse speed in Windows.
Solution
Close all open programs, and then try desired task again.
Or
Restart your PC:
Click the Start button.
1
Click Turn Off Computer.
2
Select Restart.
3
Solution
First, reset the date and time in your operating system by
using the Control Panel. If the problem persists, replace the
battery. See the Upgrading and Servicing Guide for
instructions, or refer to the Warranty and Support Guide to
contact Support for replacement details.
If you encounter printer problems, refer to the documentation
that came with your printer.
75
Troubleshooting