Panasonic Toughbook CF-U1A1B1G2M Reference Manual page 105

Troubleshooting (Advanced)
Connecting Peripherals
LAN transmission speed slows down
noticeably.
<Only for model with wireless LAN>
Wireless LAN connection is cut.
Touchscreen
The cursor does not work.
Cannot point the correct position using
the included stylus.
Cannot input using the touchscreen
Cannot use scroll function of scroll but-
ton on Internet Explorer.
SD Memory Card
Cannot use an SD Memory Card.
These problems may occur due to performance loss that results from the CPU
power-saving function. Log on to Windows as an administrator and follow the
steps below.
Click [start] - [Run] and input [c:\util\cpupower\setup.exe], and click [OK].
A
Follow the on-screen instructions.
Click [start] - [All Programs] - [Panasonic] - [CPU Idle Setting].
B
Click [Performance] and click [OK], then click [Yes].
C
The computer will restart.
If the problem persists, click [start] - [Control Panel] - [Performance
and Maintenance] - [Power Options] - [Power schemes], select
[Always On] in [Power schemes], and click [OK].
• The above remedy is effective for performance loss resulting from the CPU
power saving function, but not for other causes (e.g., noise generated by high
CPU load such as video playback).
• The above remedy slightly reduces the battery operation time. Normally it is
recommended to select [Battery (Windows XP Standard)] in [CPU Idle
Setting] and to select [Portable/Laptop] in [Power schemes].
Connect the external mouse correctly.
Restart the computer using the keyboard.
*3
, U and R to select [Restart].)
(Press (Windows)
*3
When the Sticky Key function is enabled (at the time of purchase), press
3 times.
If the computer does not respond to keyboard commands, read "No response."
( page 110).
Perform the touchscreen calibration (
Set [Touchscreen Mode] to [Auto] or [Touchscreen Mode] in the [Main] menu of
the Setup Utility ( page
Use Touchscreen.
Move the mouse cursor to outside of Internet Explorer, and return to Internet
Explorer.
Set [SD Slot] to [Enabled] in the [Advanced] menu of the Setup Utility (
88).
page 11).
87).
105
(Windows)
page