HP BladeSystem bc2800 Service Reference Guide: HP BladeSystem PC Blade Enclosu - Page 26

Integrated Administrator Module, Hot-Plug Fans, on Powering Down a Blade PC

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13. Remove the hot-plug fans (Hot-Plug Fans on page 9). 14. Loosen the thumbscrew at the back of the fan cage (1). 15. Remove the fan backplane assembly from the fan cage (2). Figure 3-13 Removing the fan backplane assembly Reverse the previous steps to replace the fan backplane assembly. Integrated Administrator Module The Integrated Administrator module removal procedure is the same for both types of interconnect trays. To remove the Integrated Administrator module: 1. Power down each HP Blade PC (Powering Down a Blade PC on page 12). 2. Power down the enclosure (Powering Down the Enclosure on page 10). 3. Disconnect all cables and power cords from the AC power source. 4. Disconnect all cables and power cords from the enclosure rear panel. 5. Remove both hot-plug power supplies (Hot-Plug Power Supplies on page 8). 6. Remove the interconnect tray from the enclosure (Removing the Interconnect Tray on page 15). 7. Rotate the three quarter-turn posts on the Integrated Administrator module 90 degrees (1). 8. Remove the two screw locks with a 5-mm Torques driver (2). 9. Loosen the two screws (3) that secure the hold down clamps for the IA and rotate one half turn (90 degrees) from the edges of the IA board. 20 Chapter 3 Removal and Replacement Procedures

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13.
Remove the hot-plug fans (
Hot-Plug Fans
on page
9
).
14.
Loosen the thumbscrew at the back of the fan cage
(1)
.
15.
Remove the fan backplane assembly from the fan cage
(2)
.
Figure 3-13
Removing the fan backplane assembly
Reverse the previous steps to replace the fan backplane assembly.
Integrated Administrator Module
The Integrated Administrator module removal procedure is the same for both types of interconnect
trays.
To remove the Integrated Administrator module:
1.
Power down each HP Blade PC (
Powering Down a Blade PC
on page
12
).
2.
Power down the enclosure (
Powering Down the Enclosure
on page
10
).
3.
Disconnect all cables and power cords from the AC power source.
4.
Disconnect all cables and power cords from the enclosure rear panel.
5.
Remove both hot-plug power supplies (
Hot-Plug Power Supplies
on page
8
).
6.
Remove the interconnect tray from the enclosure (
Removing the Interconnect Tray
on page
15
).
7.
Rotate the three quarter-turn posts on the Integrated Administrator module 90 degrees
(1)
.
8.
Remove the two screw locks with a 5-mm Torques driver
(2)
.
9.
Loosen the two screws
(3)
that secure the hold down clamps for the IA and rotate one half turn
(90 degrees) from the edges of the IA board.
20
Chapter 3
Removal and Replacement Procedures