Sun Microsystems StorEdge A3000, Руководство пользователя

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Chapter 5 Preparing for Service 5-3
5.1.2 Replacing the Front Panel
1. Tilt and slide the top edge of the front panel under the upper lip on the chassis
(reverse
FIGURE 5-1
).
2. Push on the lower edges of the front panel until the mounting pins (on the rear of
the panel) snap into place.
5.2 Controller Module
Remove the controller module from the cabinet to replace the following parts:
■
Controller card cage—page 6-10
■
DC power harness—page 7-8
■
Power supply housing—page 7-11
■
Battery harness—page 7-14
5.2.1 Removing the Controller Module
Caution –
This procedure requires two people to remove and lift the controller
module. Use care to avoid injury. A fully loaded controller module weighs
approximately 82 pounds.
1. Stop all controller module and SCSI or Fibre Channel bus activity.
The Fast Write LED on the front panel off the controller module and the Active LEDs
on the drives should be off (not blinking).
Refer to the Sun StorEdge RAID Manager 6.22 User’s Guide for instructions on
stopping SCSI or Fibre Channel bus activity.
2. Remove the controller module front panel.
See Section 5.1 “Front Panel of Controller Module” on page 5-2.
3. Check the LEDs before powering off the system to make sure conditions are safe.
See Section 4.1 “Checking the Controller Module LEDs” on page 4-2.
4. Disconnect both power cords from the controller module (
FIGURE 5-2
).