HP 60 HP StorageWorks 60 Modular Smart Array Enclosure Maintenance and Service - Page 18

Removal and replacement procedures In this section Safety considerations...18 Power down the storage enclosure ...19 Remove the storage enclosure...19 Access panel ...20 Hard drive blank...20 Hot-plug SAS or SATA hard drive...20 Hot-plug power supply ...22 Hot-plug fan...23 I/O module ...24 Front UID board ...25 Power on/off board ...26 Power UID board ...27 7-segment display board...28 Riser board...29 Midplane ...30 Backplane ...31 Safety considerations Before performing service procedures, review all the safety information. Preventing electrostatic discharge To prevent damaging the system, be aware of the precautions you need to follow when setting up the system or handling parts. A discharge of static electricity from a finger or other conductor may damage system boards or other static-sensitive devices. This type of damage may reduce the life expectancy of the device. To prevent electrostatic damage: • Avoid hand contact by transporting and storing products in static-safe containers. • Keep electrostatic-sensitive parts in their containers until they arrive at static-free workstations. • Place parts on a grounded surface before removing them from their containers. • Avoid touching pins, leads, or circuitry. • Always be properly grounded when touching a static-sensitive component or assembly. Rack warnings WARNING: To reduce the risk of personal injury or damage to the equipment, be sure that: Removal and replacement procedures 18