IBM 3746-900, Installation And Maintenance Manual

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Hard Disk Drive Boot Error
A hard disk drive boot error (error codes 1962 and I999030 X ) can have the
following causes listed in Table 3-3.
Table 3-3. Hard Disk Drive Boot Error Codes
Cause Actions
The start-up drive is not in the boot
sequence in configuration. Check the configuration and ensure the
start-up drive is in boot sequence.
No operating system installed on the boot
drive. Install an operating system on the boot
drive.
The boot sector on the start-up drive is
corrupted. The drive must be formatted; perform the
following steps:
1. Attempt to access and recover
(back-up) the failing hard disk drive.
2. Using the operating systems
programs, format the hard disk drive.
3. Go to “Preparing the Hard Disk Drive
for Use.”
The drive is defective. Replace the hard disk drive.
When to Use the Low-Level Format Program
Notes:
1. The low-level format is not available on all diagnostic diskettes.
2. Before formatting the hard disk drive, make a back-up copy of the files on the
drive to be formatted.
Use the Low-Level Format program:
When you are installing software that requires a low-level format
When you get recurring messages from the test programs directing you to run
the Low-Level Format program on the hard disk
As a last resort before replacing a hard disk drive
Preparing the Hard Disk Drive for Use
When the Low-Level Format program is finished, restore to the hard disk all the
files that you previously backed up.
1. Partition the remainder of the hard disk for your operating system. (The
commands vary with the operating system. Refer to your operating system
manual for instructions.)
2. Format the hard disk using your operating system. (The commands vary with
the operating system. Refer to your operating system manual for instructions.)
3. Install the operating system.
You are now ready to restore the files.
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3745-XXA 3-24 3746-9X0: 6578 SPIM