HP StorageWorks 600 Modular Disk System Maintenance and Service Guide

Removal and replacement procedures 45
6.
Remove the power block ("Power block" on page 36).
7. Disconnect the signal cables, remove the four T-15 Torx screws securing the dual 7-segment display
board to the power block, and then 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 25).
2. Disconnect all cables.
3. Remove all power supplies ("Power supply" on page 34).
4. Remove the fans ("Fan" on page 31).
5. Remove the I/O modules ("Hot-plug I/O module" on page 32).
6. Remove the power block ("Power block" on page 36).