HP BladeSystem bc2800 Service Reference Guide: HP BladeSystem PC Blade Enclosu - Page 25

Fan Backplane Assembly, CAUTION

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16. Remove the fan cage from the enclosure (7). Figure 3-12 Removing the fan cage from the enclosure Reverse the previous steps to replace the fan cage. Fan Backplane Assembly To remove the fan backplane assembly: 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 all HP Blade PCs (Removing a Blade PC on page 13). CAUTION: Integrated Administrator security settings are assigned to HP PC Blade Enclosure bays, not to HP Blade PCs. If HP Blade PCs change locations within the enclosure, Integrated Administrator settings must also be adjusted to ensure accurate security. Refer to the HP Integrated Administrator User Guide for more information on security settings. 6. Remove both hot-plug power supplies (Hot-Plug Power Supplies on page 8). 7. Remove the interconnect tray (Removing the Interconnect Tray on page 15). 8. Remove the enclosure from the rack (Removing the HP PC Blade Enclosure from the Rack on page 16). 9. Place the enclosure on a level, non-conductive surface. 10. Open the access door (Opening the Access Door on page 17). 11. Disconnect the fan cable from the power backplane. 12. Remove the fan cage (Fan Cage on page 18). Non-Hot-Plug Procedures 19

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16.
Remove the fan cage from the enclosure
(7)
.
Figure 3-12
Removing the fan cage from the enclosure
Reverse the previous steps to replace the fan cage.
Fan Backplane Assembly
To remove the fan backplane assembly:
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 all HP Blade PCs (
Removing a Blade PC
on page
13
).
CAUTION:
Integrated Administrator security settings are assigned to HP PC Blade Enclosure
bays, not to HP Blade PCs. If HP Blade PCs change locations within the enclosure, Integrated
Administrator settings must also be adjusted to ensure accurate security. Refer to the
HP
Integrated Administrator User Guide
for more information on security settings.
6.
Remove both hot-plug power supplies (
Hot-Plug Power Supplies
on page
8
).
7.
Remove the interconnect tray (
Removing the Interconnect Tray
on page
15
).
8.
Remove the enclosure from the rack (
Removing the HP PC Blade Enclosure from the Rack
on page
16
).
9.
Place the enclosure on a level, non-conductive surface.
10.
Open the access door (
Opening the Access Door
on page
17
).
11.
Disconnect the fan cable from the power backplane.
12.
Remove the fan cage (
Fan Cage
on page
18
).
Non-Hot-Plug Procedures
19