Solving Keyboard And Mouse Problems - Compaq dc7700 - Convertible Minitower PC Service & Reference Manual

Troubleshooting Without Diagnostics

Solving Keyboard and Mouse Problems

Solving Keyboard and Mouse Problems
Problem
Keyboard commands and
typing are not recognized
by the computer.
Cursor will not move using
the arrow keys on the
keypad.
D–20
Cause
Keyboard connector
is not properly
connected.
Program in use has
stopped responding
to commands.
Keyboard needs
repairs.
Wireless device error.
Computer is in
standby mode.
The Num Lock key
may be on.
433612-001
Solution
1. On the Windows Desktop, click
Start.
2. Click Shut Down. The Shut
Down Windows dialog box is
displayed.
3. Select Shut down.
4. After the shutdown is complete,
reconnect the keyboard to the
back of the computer and
restart the computer.
Shut down the computer using
the mouse and then restart the
computer.
See the Worldwide Limited
Warranty for terms and conditions.
1. Check software, if available, for
device status.
2. Check/replace device batteries.
3. Reset receiver and keyboard.
Press the power button to resume
from standby mode.
When attempting to resume
Ä
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.
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.
Service Reference Guide, dc7700