NEC ShieldPRO N22A, User Manual

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Chapter 6 Maintenance
6.1 TROUBLESHOOTING
6.1.1 Flowchart
This section describes many solutions to troubles. If a trouble occurs, see the section to find
the solution to the trouble according to the procedure below.
If a trouble occurs, first refer to the guide.
Check peripheral devices.
To check if a peripheral device is
available to
N22A, refer to the User
’
s Guide or
ask your sales agent or manufacturer.
Is N22A booted normally?
If the NEC Logo screen does not appear (excluding the case where BIOS is set not to
display the NEC Logo screen) or message
“
Operating system not found
”
appears in
N22A booting, a hardware error may occur.
No
If smoke, odor or noise is generated, turn off the power immediately and pull out the plug of the
power cord from AC outlet. (If a car adapter is used, remove the plug from the cigar lighter
receptacle and remove the car adapter from this product.)
Take actions.
Take action according to the relevant
event in
“
Troubleshooting Q&A.
”
Booted normally
Not booted
No applicable
No tips found
Not soluble
Remove peripheral devices.
If the troubles cannot be solved still,
turn off the power.
Remove added peripheral devices
(including expanded board, memory
and hard disk) and check if N22A
operates normally.
Check hints.
If applicable actions are not found or some measures cannot
resolve the symptom, see
“
Actions Taken to Solve Trouble
(Tips).
”
The section describes tips to solve troubles.
Search for applicable information.
No applicable Search
“
Troubleshooting Q&A
”
for the situation in which a trouble occurs.
Booted
Boot N22A in safe mode.
If N22A is not booted normally, boot it in the safe mode to check the status and/or
change some settings.
For how to boot N22A in the safe mode, see next subsection
“
Boot N22A in safe
mode
”
.
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