Troubleshooting Your Enclosure 69
Troubleshooting Your Enclosure
Safety First—For You and Your Enclosure
To perform certain procedures in this document, you must work inside the enclosure. While working
inside the enclosure, do not attempt to perform service except as explained in this guide and
elsewhere in your documentation.
CAUTION: Only trained service technicians are authorized to remove the enclosure cover and access any
of the components inside the enclosure. Before performing any procedure, see your Product Information
Guide for complete information about safety precautions, working inside the enclosure and protecting
against electrostatic discharge.
Start-Up Routine
Look and listen during the enclosure's start-up routine for the indications described in Table 5-1. For
a description of the front- and back-panel indicators, see "About Your System" on page 7.
NOTE: At least two physical disks must be installed in the enclosure.
Troubleshooting External Connections
Loose or improperly connected cables and bent pins are the most likely source of problems. Ensure that
all external cables are securely attached to the external connectors on your system and that none of the
connectors are damaged. See "Back-Panel Indicators and Features" on page 13 for the back-panel
connectors on your
enclosure
.
Table 5-1. Start-Up Routine Indications
Look/listen for: Action
Alert messages. See your storage management documentation.
An unfamiliar constant scraping or
grinding sound when you access a physical
disk.
See "Getting Help" on page 77.
