Dell PowerVault MD3260 Owner's Manual - Page 45

Troubleshooting Your System, Safety First—For You And Your System - deployment manual

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4 Troubleshooting Your System Safety First-For You And Your System CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product. Troubleshooting Storage Array Startup Failure If your system halts during startup, check if: • The array emits a series of beeps. • The array fault LEDs are lit. • There is a constant scraping or grinding sound when you access the physical disk. For assistance, contact Dell Support. Troubleshooting Loss Of Communication For information about troubleshooting loss of communication, see Troubleshooting Array And Expansion Enclosure Connections. Troubleshooting An SFP Transceiver NOTE: This section is applicable only for the Dell PowerVault MD3660f storage enclosures. WARNING: Data processing environments can contain equipment transmitting on system links with Laser modules that operate at greater than Class 1 power levels. Never look into the end of an optical fibre cable or open receptacle. CAUTION: When handling static-sensitive devices, take precautions to avoid damaging the product from static electricity. NOTE: Before proceeding with this section, see Working With SFP Modules And Fibre Optic Cables in the Dell PowerVault MD3660f Series Storage Arrays Deployment Guide at support.dell.com/manuals. NOTE: Equip yourself with antistatic protection and a replacement small form-factor pluggable (SFP) transceiver before replacing an SFP transceiver in the RAID controller module. Also, see the initial setup information for the enclosure to verify LED definitions. CAUTION: To prevent degraded performance, do not twist, fold, pinch, or step on fibre optic cables. Do not bend the fibre optic cables tighter than a 5 cm (2 inch) radius. 45

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4
Troubleshooting Your System
Safety First—For You And Your System
CAUTION: Many repairs may only be done by a certified service technician. You should only perform
troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or
telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your
warranty. Read and follow the safety instructions that came with the product.
Troubleshooting Storage Array Startup Failure
If your system halts during startup, check if:
•
The array emits a series of beeps.
•
The array fault LEDs are lit.
•
There is a constant scraping or grinding sound when you access the physical disk.
For assistance, contact Dell Support.
Troubleshooting Loss Of Communication
For information about troubleshooting loss of communication, see
Troubleshooting Array And Expansion Enclosure
Connections
.
Troubleshooting An SFP Transceiver
NOTE:
This section is applicable only for the Dell PowerVault MD3660f storage enclosures.
WARNING: Data processing environments can contain equipment transmitting on system links with Laser modules
that operate at greater than Class 1 power levels. Never look into the end of an optical fibre cable or open
receptacle.
CAUTION: When handling static-sensitive devices, take precautions to avoid damaging the product from static
electricity.
NOTE:
Before proceeding with this section, see
Working With SFP Modules And Fibre Optic Cables
in the
Dell
PowerVault MD3660f Series Storage Arrays Deployment Guide
at
support.dell.com/manuals
.
NOTE:
Equip yourself with antistatic protection and a replacement small form-factor pluggable (SFP) transceiver
before replacing an SFP transceiver in the RAID controller module. Also, see the initial setup information for the
enclosure to verify LED definitions.
CAUTION: To prevent degraded performance, do not twist, fold, pinch, or step on fibre optic cables. Do not bend
the fibre optic cables tighter than a 5 cm (2 inch) radius.
45