HP StorageWorks 2405 Disk System - Manual (Page 124)

124 Removal and Replacement
Top Cover (HP-Qualified Only)
The following procedure is for HP-qualified personnel only.
The top cover, which is not an orderable part, will need to be removed and
replaced to service the light pipes, the power switch extension arm, or the
midplane.
You will need to turn the power off to perform this procedure.
Tools
■ Small flat-blade screwdriver
■ Torx T25 screwdriver
■ Torx T10 screwdriver
Procedure
Caution Disk slots must be empty before removing the top cover.
1 Perform all appropriate system administration tasks before doing the
following tasks.
2 Remove disk modules and fillers and place them on an appropriate anti-static
surface. See page 111.
3 Disconnect all power and fibre channel cables. See Figure 2 on page 14.
4 Remove the power supply/fan modules. See page 120.
5 Remove the disk system retention screws. See page 123.
6 Remove the disk system from the rack and place it on an appropriate anti-
static surface.
7 Remove the three flathead screws from the back and side edges of the cover
plate (A in Figure 62).
8 Rotate the cover upward; then lift it away from the disk system.