Power-On Self-Test (Post) - NEC Versa 6220 Service And Reference Manual

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POWER-ON SELF-TEST (POST)

Each time the system is powered on, the system checks the working status of components
through an automatic power-on self-test (POST). The test checks the system configuration
for any discrepancies. One beep means that POST is successful. If any problems in data
transfer or hardware exist, an error message appears.
If the message is a CMOS settings wrong message, press
the Arrow Keys to review the settings and make any necessary corrections, then use the ar-
row keys to select "Save Settings and Exit."
If no error messages appear but the system still malfunctions, check the items in the
following list.
Use the arrow keys to highlight the "Display BIOS Version" option on the Main
4.
Menu. Use this option to check the currently installed BIOS version and the ver-
sion of the new replacement BIOS.
Press any key to return to the Main Menu.
Highlight the "Install New BIOS" option and press
5.
Press and then press
6.
Y
Power off your computer and remove the diskette. Now power on your com-
puter, you will now have the latest NEC Versa 6220/30/60 computer BIOS revi-
sion level.
When the update is complete, follow the instructions in the previous section and
7.
reset dip switch 1 back to the ON position.
8. Press F1 to enter Setup and restore the default parameter settings.
T
The power switch for each peripheral is on.
T
All cables and power cords are tightly connected.
T
The electrical outlet is working.
T
The brightness and contrast controls for the display are adjusted properly.
T
All options have been properly installed.
NOTE
If system parameters (date, time, options,
etc.) were not entered for the present
configuration, enter them when you complete the
setup procedures (see "System Parameters" in
this section).
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. The utility updates the BIOS.
Enter
Setup and Operation
.
Enter
to enter the Setup utility. Use
F2
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