Epson Apex 386SX/16 Canadian Product User Manual - Page 96

System, Error, Messages

Page 96 highlights

5-3 System BIOS Error Messages ROM BIOS Checksum Error - Indicates an invalid ROM BIOS failure. 8254 Error - Indicates a 8254 timer controller failure. 8237 Error - Indicates a 8237 DMA controller failure. 74612 Error - Indicates a 74612 page register failure. 8259 Error - Indicates a 8259 interrupt controller failure. 8742 Error - Indicates a 8742 controller failure. Check Battery - Indicates a system backup battery disconnection or power loss. RTC Checksum Error - Indicates that the system memory refresh function does not work. Refresh lndicator Error - Indicates that the system memory refresh does not work. Base 64K Memory Error - Indicates that the system's first 64K memory does not work. FDC Error User Check - Indicates that the floppy diskette controller does not work. FDD Seek Failure - Indicates a failure of the floppy diskette drive "seek operation. 6 Chapter 5: Troubleshooting

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5-3
System
BIOS
Error
Messages
ROM
BIOS
Checksum
Error
Indicates
an
invalid
ROM
BIOS
failure.
8254
Error
Indicates
a
8254
timer
controller
failure.
8237
Error
Indicates
a
8237 DMA
controller
failure.
74612
Error
Indicates
a
74612
page
register
failure.
8259
Error
Indicates
a
8259
interrupt
controller
failure.
8742
Error
Indicates
a
8742
controller
failure.
Check
Battery
Indicates
a
system
backup
battery
disconnection
or
power
loss.
RTC
Checksum
Error
Indicates
that
the
system
memory
refresh
function
does
not
work.
Refresh
lndicator
Error
Indicates
that
the
system
memory
refresh
does
not
work.
Base
64K
Memory
Error
Indicates
that
the
system’s
first
64K
memory
does
not
work.
FDC
Error
User
Check
Indicates
that
the
floppy
diskette
controller
does
not
work.
FDD
Seek
Failure
Indicates
a
failure
of
the
floppy
diskette
drive
“seek
operation.
6
Chapter
5:
Troubleshooting