User guide
Table Of Contents
- MSA1000 User Guide
- Contents
- About this Guide
- Chapter 1: Introduction
- Chapter 2: Operating System Specific Information
- Chapter 3: MSA1000 Setup and Sample Configurations
- Chapter 4: Operation and Management
- Chapter 5: Array Configuration Utility (ACU)
- Installing the ACU on the Server
- Accessing the ACU
- Description of Screen Regions
- Configuring a New Controller
- Modifying an Existing Controller
- Probability of Logical Drive Failure
- Chapter 6: Command Line Interface (CLI)
- CLI Overview
- CLI Setup
- Help Commands
- Display Commands
- Array Controller Configuration Commands
- LUN Management Commands
- Server Connection Commands
- Selective Storage Presentation/Access Control List Commands
- Appendix A: Regulatory Compliance Notices
- Appendix B: Electrostatic Discharge
- Appendix C: Specifications
- Appendix D: Hard Drive Arrays
- Appendix E: Recovering from Hard Drive Failure
- Appendix F: Controller Display Messages
- Appendix G: Recovery ROM and ROM Cloning
- Appendix H: SCSI ID Assignments
- Index

Controller Display Messages
206 Modular SAN Array 1000 User Guide
54 REDUNDANCY
FAILED CACHE
DIMMS MISMATCH
Error The cache memory
modules on two different
controllers are not the same
size. All cache memory
modules must be the same
size for redundancy to
operate.
Remove the array controller
that has been halted,
replace the cache modules
with the appropriately
sized ones, wait 10
seconds, and then reinsert
the array controller
insuring that it is fully
seated in the chassis.
60 NO CACHE
MODULE FOUND
Error The array controller
requires at least one cache
module in order to operate.
Either there is not one
present or it has failed.
Remove the failed array
controller, either add a
cache module or replace
the failed one, wait 10
seconds, and then reinsert
it insuring that it is fully
seated in the chassis.
Should the issue persist
please contact HP support.
61 DUAL CACHE
MODULE SIZE
MISMATCH
Error The array controller has
two cache modules
attached but they are of
different sizes. Both cache
modules must be the same
size.
Remove the failed array
controller, replace one of
the cache modules with a
different one that is of the
correct size, wait 10
seconds, and then reinsert
it, insuring that it is fully
seated in the chassis.
62 CACHE MODULE
#<n> <n>MB
Informational Displays the size of the
cache module inserted into
the respective cache
module slot.
63 VALID CACHE
DATA FOUND AT
POWER-UP
Informational Valid host data was found
in the battery backed cache
memory at power up. This
data has been flushed to
the drives.
64 CACHE DATA
LOST BATTERY
DEAD
Error The battery on the cache
memory was no longer
charged. If there was data
in the cache memory then it
has been lost.
Table 20: LCD Message Descriptions
Message Type Description Action
230941-005_MSA1000_UG.book Page 206 Thursday, April 17, 2003 5:53 PM