HP StorageWorks 600 Modular Disk System Maintenance and Service Guide (495106-001, September 2008)

Removal and replacement procedures 40
9.
Remove the 7-segment display board.
To replace the component, reverse the removal procedure.
Power button/UID board
To remove the component:
1. Power down the MDS600 ("Power down" on page 24).
2. Disconnect all cables.
3. Remove all power supplies ("Power supply" on page 30).
4. Remove the fans ("Fan" on page 29).
5. Remove the I/O modules ("Hot-plug I/O module" on page 30).
6. Remove the power block ("Power block" on page 35).
7. Disconnect the signal cables.
8. Remove the four T-15 Torx screws securing the power button/UID board to the power block.