IBM PC 300 Maintenance Service Manual page 60

Table 2-1 BIOS Error Codes, Messages, and Beeps List
BIOS Error Codes,
Messages, beeps
NOTE: To diagnose a problem, first find the BIOS error messages, codes, or
beeps in left column. If directed to a check procedure, replace the FRU indicated
in the check procedure. If no check procedure is indicated, the first Action/FRU
listed in right column is the most likely cause.
OFFENDING
ADDRESS NOT
FOUND
ERROR
ENCOUNTERED
INITIALIZING HARD
DRIVE
ERROR INITIALIZING
HARD DISK
CONTROLLER
FLOPPY DISK
CNTRLR ERROR OR
NO CNTRLR
PRESENT
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Action/FRU
This message is used in conjunction with the I/O
CHANNEL CHECK and RAM PARITY ERROR
messages when the segment that has caused the
problem cannot be isolated.
Hard drive cannot be initialized. Be sure the adapter is
installed correctly and all cables are correctly and firmly
attached. Also be sure the correct hard drive type is
selected in Setup.
Cannot initialize controller. Make sure the cord is
correctly and firmly installed in the bus. Be sure the
correct hard drive type is selected in Setup. Also check
to see if any jumper needs to be set correctly on the
hard drive.
Cannot find or initialize the floppy drive controller.
Make sure the controller is installed correctly and
firmly. If there are no floppy drives installed, be sure
the Diskette Drive selection in Setup is set to NONE.