Replacing A Controller Card Cage (Service Technician Only); Figure 6-5 Removing Controller Card Cage Screws - Sun Microsystems Sun StorEdge A3500 Manual

6.3.3 Replacing a Controller Card Cage
(Service Technician Only)
The procedure in this section explains how to replace the entire controller card cage
unit, which includes the controller back panel. If you need to replace the controller
back panel, you will replace the entire controller card cage, not just the back panel.
Caution – This procedure involves disassembling the controller module. Only
!
qualified, trained service technicians should perform this procedure.
Caution – Electrostatic charges can damage sensitive components. Use a grounding
!
strap or other antistatic precautions before removing or handling the controllers or
other components in the controller module.
Before you replace the controller card cage, make sure that you have already
checked the SCSI cables (Section 6.1 "Replacing SCSI Cables" on page 6-2) and have
verified that the controllers are working properly without a fault condition
(Section 4.1 "Checking the Controller Module LEDs" on page 4-2).
1. Remove the controller module from the expansion cabinet.
See Section 5.2.1 "Removing the Controller Module" on page 5-3.
2. Remove the eight screws that hold the card cage to the chassis (
FIGURE 6-5
6-10 Sun StorEdge A3500/A3500FC Controller Module Guide • August 1999
Removing Controller Card Cage Screws
).
FIGURE 6-5