HP dx7200 HP Compaq Business PC dx7200 MT Service Reference Guide, 1st edition - Page 193

Solving Keyboard and Mouse Problems, standby, CAUTION, Num Lock, Problem, Cause, Solution

Page 193 highlights

Troubleshooting Without Diagnostics Solving Keyboard and Mouse Problems (Continued) Problem Cause Solution Keyboard commands and typing are not recognized by the computer. (continued) Keyboard needs repairs. Wireless device error. Replace the keyboard. 1. Check software, if available, for device battery status. 2. Replace device batteries. 3. Reset receiver and keyboard. Computer is in standby mode. Press the power button to resume from standby mode. Ä CAUTION: When attempting to resume from standby mode, do not hold down the power button for more than four seconds. Otherwise, the computer will shut down and any unsaved data will be lost. Cursor will not move using the arrow keys on the keypad. The Num Lock key may be on. Press the Num Lock key. The Num Lock light should not be on if you want to use the arrow keys. The Num Lock key can be disabled (or enabled) in Computer Setup. Mouse does not respond to movement or is too slow. Mouse connector is not properly plugged into the back of the computer. 1. Shut down the computer using the keyboard. 2. Plug the mouse connector into the back of the computer (or the keyboard) and restart the computer. Program in use has stopped responding to commands. Shut down the computer using the keyboard and then restart the computer. Mouse may need cleaning. Remove the roller ball cover on the mouse and clean it. Mouse needs repairs. Replace the mouse. Wireless device error. 1. Check software, if available, for device battery status. 2. Replace device batteries. 3. Reset receiver and mouse. Computer is in standby mode. Press the power button to resume from standby mode. Ä CAUTION: When attempting to resume from standby mode, do not hold down the power button for more than four seconds. Otherwise, the computer will shut down and you will lose any unsaved data. Mouse will only move vertically or horizontally, or movement is jerky. Mouse roller ball is dirty. Remove roller ball cover from the bottom of the mouse and clean it. Service Reference Guide, dx7200 390812-001 D-17

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Service Reference Guide, dx7200
390812-001
D–17
Troubleshooting Without Diagnostics
Keyboard commands and
typing are not recognized
by the computer.
(continued)
Keyboard needs
repairs.
Replace the keyboard.
Wireless device error.
1. Check software, if available, for
device battery status.
2. Replace device batteries.
3. Reset receiver and keyboard.
Computer is in
standby
mode.
Press the power button to resume
from
standby
mode.
Ä
CAUTION:
When attempting to resume from
standby
mode, do not hold down the
power button for more than four seconds. Otherwise, the computer will shut down
and any unsaved data will be lost.
Cursor will not move using
the arrow keys on the
keypad.
The
Num Lock
key
may be on.
Press the
Num Lock
key. The
Num Lock light should not be on if
you want to use the arrow keys. The
Num Lock
key can be disabled
(or enabled) in Computer Setup.
Mouse does not respond to
movement or is too slow.
Mouse connector is
not properly plugged
into the back of the
computer.
1. Shut down the computer using
the keyboard.
2. Plug the mouse connector into
the back of the computer (or the
keyboard) and restart the
computer.
Program in use has
stopped responding
to commands.
Shut down the computer using the
keyboard and then restart the
computer.
Mouse may need
cleaning.
Remove the roller ball cover on the
mouse and clean it.
Mouse needs repairs.
Replace the mouse.
Wireless device error.
1. Check software, if available, for
device battery status.
2. Replace device batteries.
3. Reset receiver and mouse.
Computer is in
standby
mode.
Press the power button to resume
from
standby
mode.
Ä
CAUTION:
When attempting to resume from
standby
mode, do not hold down the
power button for more than four seconds. Otherwise, the computer will shut down
and you will lose any unsaved data.
Mouse will only move
vertically or horizontally, or
movement is jerky.
Mouse roller ball is
dirty.
Remove roller ball cover from the
bottom of the mouse and clean it.
Solving Keyboard and Mouse Problems
(Continued)
Problem
Cause
Solution