Panaconic CF-NX4E/G, Operating Instructions Manual

Page: 79 / 260

79
Troubleshooting (Basic)
Follow the instructions below when a problem has occurred. There is also an advanced
troubleshooting guide in the “Reference Manual”. For a software problem, refer to the software’s
instruction manual. If the problem persists, contact Panasonic Technical Support. You can also
check the computer’s status in the PC Information Viewer (
è
Reference Manual “Checking
the Computer’s Usage Status”).
■
Starting Up
The computer does not
power on / The power
indicator or battery indicator
is not lit.
●
Connect the AC adaptor.
●
Insert a fully charged battery.
●
Remove the battery pack and the AC adaptor, then connect them
again.
●
If an additional RAM module has been inserted, remove the RAM
module and check to see if the RAM module is the recommended
one.
●
When the CPU temperature is high, the computer may not start
up to prevent overheating of the CPU. Wait until the computer
cools down, and then turn the power on again. If the computer
does not power on even after cooling down, contact your
technical support office.
●
Pull out the AC cord and wait for more than 1 minute to reconnect
the AC cord.
Windows does not start up.
●
Remove all peripheral devices (e.g. USB memory).
●
If the power indicator is lit, slide the power switch for four seconds
or longer to turn off, then turn on again.
●
Using the following procedure, start up in Safe Mode,
and check the error details.
A
Turn on the computer, and when the [Panasonic] boot screen
disappears (after entering the password
*1
if one is set) hold
down F8 .
B
Release your finger when [Windows Advanced Options Menu]
is displayed, and with

or

, select [Safe Mode], then press
Enter
.
Follow the on-screen instructions.
*
1
Supervisor Password or User Password set with the Setup Utility
●
Press
F9
in the Setup Utility to return the Setup Utility settings
(excluding the passwords) to the default values. Start the Setup
Utility and make the settings again.
●
Check the [UEFI Boot] setting of the Setup Utility. [UEFI Boot]
should be set to [Disabled] / [Enabled].
After adding or changing
the RAM module, the power
is turned on but nothing is
displayed on the screen.
●
Turn off the computer and remove the RAM module, then confirm
whether the RAM module has conformed to specification. When
the RAM module has conformed to specification, install it again.
Cannot boot from internal
CD/DVD drive.
●
Make sure that the bootable CD/DVD is set properly.
●
Start the Setup Utility, and confirm the following settings.
•
[Optical Drive] is set to [Enabled] in the [Advanced] menu.
•
[Optical Drive Power] is set to [On] in the [Main] menu.
•
[Boot Option #1] is set to [CD/DVD Drive] in the [Boot] menu.
●
When an external CD/DVD drive is connected, you cannot boot
from the internal CD/DVD drive.