IBM 1400 (2611) manual Hard Disk Drive Replacement Strategy, How to Use Error Messages

settings. Note the current configuration settings (us View Configuration option) and verify that the setti in place when service is complete.

Hard Disk Drive Replacement Strategy:

Always try to run a low-level format before replacin disk drive.

Attention: The drive startup sequence in the computer are servicing might have been changed. Be extremel careful during write operations such as copying, sa formatting. Data or programs can be over-written if select an incorrect drive.

How to Use Error Messages

Use the error codes displayed on the screen to failures. If more than one error code is displaye diagnosis with the first error code. The cause of error code can result in false error codes being If no error code is displayed, see if the erro listed in the Symptom-to-FRU Index for the computer are servicing.

How	to	Read	POST	Error	Messages
POST	error	messages		are	displayed on the screen as
three, four,			five, or		eight digits. The error mes

can be displayed as shorter POST messages are high lighted in this index. Some digits will represent di information for SCSI errors versus non-SCSI errors. The

following

example

shows

which

digits display the sho

POST

error

messages and also

defines

the

SCSI

informa

tion

in

an

eight-digit

error

message.

POST

All

SCSI

devices

are

set

to

a

different

SCSI

ID.

SCSI

ID

settings

can

generate

a false

error

messag

the SCSI ID to determine whether the

error

messag

coming from

an internal

or

an

external

device.

2 ThinkPad i Series 1400 HMM