Mirapoint RazorSafe 700, Hardware Manual

Page: 72 / 98

Replacing Appliance Components
66
2
To remove the system-board:
1.
Power off the appliance and attached peripherals, and disconnect the appliance
from the electrical outlet.
2. Open the appliance. See Opening the Appliance on page 30.
3.
Remove the power supplies. See Removing a Power Supply on page 33.
4.
Remove the cooling shroud. See Removing the Cooling Shroud on page 36.
5. Remove all expansion cards and the integrated storage controller card. See
Removing an Expansion Card on page 49 and Removing the Integrated Storage
Controller Card on page 42.
6.
If installed, remove the NIC hardware key from the system-board. See Cooling
Shroud on page 36.
7. Remove the two riser boards. See Removing Expansion-Card Riser 1 on
page 50 and Removing Expansion-Card Riser 2 on page 52.
8.
Remove the fan bracket. See Removing the Fan Bracket on page 39.
9. Six 3.5-inch hard-drive chassis only: Remove the SAS backplane. See Removing
the SAS Backplane on page 64.
c
To prevent damage to the drives and backplane, you must remove the SAS
drives from the appliance before removing the backplane.
b
Note the number of each hard drive and temporarily label them before removal
to ensure that you can install them in the same locations.
a.
Remove all hard drives. See Removing a Hot-Swap Hard Drive on page 32.
b. Disconnect the power and interface cables from the SAS backplane.
c. Pull the blue latch toward the front of the appliance and slide the backplane
upward.
d.
When the backplane cannot slide upward any farther, pull the backplane
toward the back of the appliance to remove it from the retention hooks.
e. Lift the board out of the appliance, being careful to avoid damaging
components on the face of the system-board.
f.
Place the SAS backplane face down on a work surface.
10. Disconnect all cables from the system-board.
11. Remove the system-board assembly:
a. Pull up the spring-loaded blue retention pin located in the center of the
system-board, and then slide the system-board assembly toward the front
end of the chassis.
c
Do not lift the system-board by the memory modules latches, processor
heatsink, or any component on the system-board.
b.
Grasp the system-board assembly by the edges of the system-board tray,
and lift the assembly from the chassis (
Figure 32 ).