HP LTE Notebook PC 5200 LTE 5000 Family of Personal Computers Maintenance and - Page 68

Table 2-22. Solving Keyboard/Numeric Keypad Problems, Press the Fn+NumLk keys

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light is close to the infrared connections. Interference from other wireless devices. Keep remote control units such as wireless headphones and other audio devices away from the infrared connections Physical obstruction. Do not place objects between the two units that will interfere with a line-of-sight data transmission. Movement. Do not move either unit during data transmission. Orientation. Adjust devices so that they point within 30 degrees of each other. Distance. Verify that devices are not more than 3 feet (1 m) apart. Solving Keyboard/Numeric Keypad Problems Some common causes and solutions for keyboard/numeric keypad problems are listed in the following table. Table 2-22. Solving Keyboard/Numeric Keypad Problems Problem Probable Cause Solution(s) Embedded numeric Num Lock function is not Press the Fn+NumLk keys keypad on computer enabled. to enable the Num Lock keyboard is function and embedded disabled. numeric keypad. The Num Lock icon on the status panel turns on. Embedded numeric External numeric keypad Disconnect the external keypad is disabled is connected to the numeric keypad from the and Num Lock computer. computer. function is on. Keyboard is locked. You initiated QuickLock. Enter your password to exit QuickLock. Solving Memory Problems Some common causes and solutions for memory problems are listed in the following table.

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light is close to the
infrared connections.
Interference from other
Keep remote control units
wireless devices.
such as wireless
headphones and other
audio devices away from
the infrared connections
Physical obstruction.
Do not place objects
between the two units
that will interfere with
a line-of-sight data
transmission.
Movement.
Do not move either unit
during data transmission.
Orientation.
Adjust devices so that
they point within 30
degrees of each other.
Distance.
Verify that devices are
not more than 3 feet
(1 m) apart.
===========================================================================
Solving Keyboard/Numeric Keypad Problems
Some common causes and solutions for keyboard/numeric keypad problems are
listed in the following table.
Table 2-22. Solving Keyboard/Numeric Keypad Problems
===========================================================================
Problem
Probable Cause
Solution(s)
===========================================================================
Embedded numeric
Num Lock function is not
Press the Fn+NumLk keys
keypad on computer
enabled.
to enable the Num Lock
keyboard is
function and embedded
disabled.
numeric keypad. The Num
Lock icon on the status
panel turns on.
---------------------------------------------------------------------------
Embedded numeric
External numeric keypad
Disconnect the external
keypad is disabled
is connected to the
numeric keypad from the
and Num Lock
computer.
computer.
function is on.
---------------------------------------------------------------------------
Keyboard is locked.
You initiated QuickLock.
Enter your password to
exit QuickLock.
===========================================================================
Solving Memory Problems
Some common causes and solutions for memory problems are listed in the
following table.