Epson IR-320, Technical Reference Manual

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5-32 BIOS Functions Rev.C
Power On Self-Test (POST)
The IR-320 inspects the system environment setting and the hardware by the Power On Self Test
( POST). When an error is detected, the error message is displayed, and beeps are produced.
Error messages are listed in following clause.
Beep sounds
The beep sounds when detecting the following errors.
❏
The memory errors are notified by repeating long beeps. Check the DIMM installation.
❏
The video errors are notified by repeating one long beep and two short beeps. The video
controller of the main board may be faulty.
❏
When detecting an error except the memory and the viceo, POST messages are displayed
with the short beep.
POST messages( Error detection )
The following is a list of POST messages. An error message may be followed by a prompt to
press
F1 to continue or to press Del to enter setup.
Table 5-8 POST messages
Message Description
BIOS ROM checksum error —
System halted. The checksum of the BIOS code in the BIOS chip is incorrect, the possibility to
mistake by the BIOS code is shown.
CMOS battery failed. The COMS battery is no longer functional. Replace the lithium battery of the
main board.
CMOS checksum error —
Defaults loaded. The Checksum of the CMOS is incorrect, so the system loads the default
equipment configuration. A checksum error may indicate that the COMS is
corrupt. This error may be caused by a weak battery. Check the lithium
battery, and replace it if necessary.
DISK BOOT FAILURE, INSERT SYSTEM
DISK AND PRESS ENTER When the disk that the system file is not installed in the FDD is inserted, pull out
it from the FDD and press Enter.
When the system file cannot be detected in "First Boot Device", "Second
Boot Device", "Third Boot Device" and "Boot Other Device", set the floppy disk
which a system disk is installed in, a CD-ROM or the other device, and then
press Enter.
Press Esc to skip memory test. The user may press Esc to skip the full memory test.
Floppy disk(s) fail(**). Cannot find or initialize the floppy drive controller or the floppy drive. Check
the FDD or the connection whether or not there is an error in the FDD setting
of the BIOS.
HARD DISK(S) FAIL (**). Cannot find or initialize the hard drive controller or the hard drive. This
message is displayed when the sector verify error occurs while accessing the
hard disk.
PRESS F1 TO DISABLE NMI, F2 TO
REBOOT A Non-Maskable Interrupt (NMI) occurs during POST. Press F1 to clear the MNI
and then continue with POST, and press F2 to reboot.