IBM 6643 - Manual (Page 44)

Beep Symptom FRU/Action
7
Processor exception interrupt error
1. Processor
2. System Board
8
Display memory read/write error
1. Memory module
2. System Board
9
ROM Checksum error
1. System Board
10
CMOS shutdown register read/write error
1. System Board
11
Cache error/External Cache bad
1. System Board
Hard disk drive boot error
A hard disk drive boot error (error codes 1962 and I999030X) can have the
following causes.
Error FRU/Action
The start-up drive is not in the boot
sequence in configuration.
Check the configuration and ensure the
start-up drive is in the 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, do the
following:
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” on page 12.
The drive is defective. Replace the hard disk drive.
36 Hardware Maintenance Manual