HP HB4 manual Memory, Multi-storage bay, Click Turn Off Computer

keyboard and mouse (continued)

Symptom	Problem	Solution
Optical mouse does not	The optical sensor uses the	Place the mouse on a mousepad or white sheet of paper.
track cursor well.	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.	Wipe the light sensor lens on the bottom of the mouse with
		a lint-free cloth (not paper).
Mouse cursor moves	The wireless mouse moves	Adjust the mouse speed. See page 21.
too fast.	the cursor more quickly than
	a standard mouse.

memory

Symptom	Problem	Solution
Insufficient memory message	All memory in the PC is	Close all open programs, and then try desired task again.
is displayed.	being used by open	Or
	programs, and memory is	Restart your PC:
	needed for a desired task.
		1	Click the Start button.
		2	Click Turn Off Computer.
		3	Select Restart.

multi-storage bay

Symptom	Problem	Solution
Cannot remove the cables	Cables are caught in the	Remove the rear top cover:
for an external device from	cable tunnel.	1	Open the bay cover. Hold the cover on each side near
the multi-storage bay cable			the hinges, and then lift the cover and slide it toward the
tunnel (select models only).			back of the chassis. Gently lift it off.
		2	Press tab (A) inside the bay and slide the top rear cover
			toward the back of the chassis; then lift off the cover.

A

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