Manual

3-2 Installation and Troubleshooting Guide
Table 3-1. System Messages
Message Cause Corrective Action
Address mark not found Faulty diskette subsystem or
hard-disk drive subsystem (defec-
tive system board)
Replace the system board. See
Chapter 9, “Getting Help,” for
instructions on obtaining technical
assistance.
Alert! Maximum memory
size exceeded. Limiting
memory size to 2 MB
System supports up to 2 MB of
memory
Remove one or more DIMMs so
that all DIMMS are the same
type.
Alert! Single-bit memory
error previously detected
in xxxx xxxxh
Improperly seated or faulty
DIMMs
Remove and reseat the DIMMs.
If the problem persists, replace
the DIMMs. See Chapter 9, “Get-
ting Help,” for instructions on
obtaining technical assistance.
Alert! Unsupported memory
in DIMM slot(s)
Unsupported DIMM(s) installed in
specified slot(s)
Replace one or more DIMMs so
that all DIMMs are the same
type.
Alert! Uncorrectable
memory error previously
detected in xxxx xxxxh
Improperly seated or faulty
DIMMs
Remove and reseat the DIMMs.
If the problem persists, replace
the DIMMs. See Chapter 9, “Get-
ting Help,” for instructions on
obtaining technical assistance.
Attachment failed to
respond
Diskette drive or hard-disk drive
controller cannot send data to
associated drive
Replace the drive. See Chapter 9,
“Getting Help,” for instructions on
obtaining technical assistance.
Auxiliary device failure Mouse cable connector loose or
improperly connected, defective
mouse
Check the mouse cable connec-
tion. If the problem persists,
replace the mouse.
Bad error-correction
code(ECC) on disk read
Controller has failed
Faulty diskette subsystem or
hard-disk drive subsystem (defec-
tive system board)
Replace the system board. See
Chapter 9, “Getting Help,” for
instructions on obtaining technical
assistance.
CD-ROM drive not found Improperly connected or missing
CD-ROM drive.
Check that the diskette drive/
CD-ROM drive unit is seated
properly against the interposer
board on the peripheral cage.
Replace the drive. See Chapter 9,
“Getting Help,” for instructions
on obtaining technical assistance.
NOTE: For the full name of an abbreviation or acronym used in this table, see “Abbreviations and Acronyms.”
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