StorageWorks Modular Smart Array 500 System Maintenance and Service Guide
Table Of Contents
- HP StorageWorks Modular Smart Array 500 System Maintenance and Service Guide
- Notice
- Contents
- About This Guide
- Chapter 1: Illustrated Parts Catalog
- Chapter 2: Removal and Replacement Procedures
- Safety Considerations
- System Power Down
- Hard Drive Blank
- Hot-Plug SCSI Hard Drive
- Universal Hot-Plug Tape Drive
- Bezel Blank
- HP StorageWorks Modular Smart Array 500 Controller
- Battery-Backed Cache Module
- Blower
- Hot-Plug Power Supply
- 2-Port and 4-Port Shared Storage Modules
- Interconnect Blank
- Power Button/LED Assembly
- MSA500 System Chassis and Backplane
- Chapter 3: Diagnostic Tools
- Chapter 4: Component Identification
- Front Panel Components
- Enclosure LEDs
- Rear Panel Components
- Power Supply/Blower Assembly LEDs
- 2-Port Shared Storage Module Components
- 2-Port Shared Storage Module LEDs
- 4-Port Shared Storage Module Components
- 4-Port Shared Storage Module LEDs
- Controller Components
- SCSI IDs
- Hot-Plug SCSI Hard Drive LEDs
- Hot-Plug SCSI Hard Drive LED Combinations
- Chapter 5: Specifications
- Index

Removal and Replacement Procedures
2-10 HP StorageWorks Modular Smart Array 500 System Maintenance and Service Guide
Battery-Backed Cache Module
CAUTION: To prevent data loss or equipment damage, follow the instructions in this
procedure.
To remove the component:
1. Determine if the controller configuration supports hot-plug cache replacement:
— If the system is equipped with a single controller, power down the system before
performing step 2. Refer to “System Power Down” in this chapter.
— If the system has redundant controllers and the replacement cache is a different
capacity than the failed cache, power down the system before performing step 2.
— If the system has redundant controllers and the replacement cache is the same
capacity as the failed cache, proceed with step 2.
2. Remove the controller. Refer to “HP StorageWorks Modular Smart Array 500
Controller” in this chapter.
3. Remove the cache module.
4
2
3
1
4. Repeat steps 2 and 3 if the system has redundant controllers and the replacement cache is
a different capacity than the failed cache.
To replace the cache module:
1. Install the module in the slot.
2. Close the slot latches.
3. Close the controller.