HP 9000 rp4410-4 User Service Guide, Fifth Edition - HP 9000 rp4410/4440 - Page 174

Replacing a Hot-Swappable Chassis Fan Unit

Page 174 highlights

Figure 6-20 Hot-Swappable Power Supply Chassis Fan Removal and Replacement Replacing a Hot-Swappable Chassis Fan Unit To replace a hot-swappable chassis fan unit, follow these steps: 1. Orient the fan unit by aligning the appropriate icon on the fan unit handle to the identical icon on the chassis wall. Fan units 0 and 1 have "circle" icons and fan unit 2 has a "square" icon. 2. Push the fan unit firmly into the housing and close the handle until flush to the top of the chassis. The fan unit plugs into the power outlet on the I/O baseboard. CAUTION: If the fan unit handle does not close completely, it is misaligned. Remove the fan unit and check that the alignment icons are oriented correctly. 3. Check the QuickFind diagnostic panel LED indicating the replaced fan unit. • When the fan functions normally, the LED is off • When the fan fails, the LED is lit 4. Replace the top cover. See "Replacing the Top Cover" (page 154). 174 Removing and Replacing Components

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Figure 6-20 Hot-Swappable Power Supply Chassis Fan Removal and Replacement
Replacing a Hot-Swappable Chassis Fan Unit
To replace a hot-swappable chassis fan unit, follow these steps:
1.
Orient the fan unit by aligning the appropriate icon on the fan unit handle to the identical
icon on the chassis wall. Fan units 0 and 1 have “circle” icons and fan unit 2 has a “square”
icon.
2.
Push the fan unit firmly into the housing and close the handle until flush to the top of the
chassis. The fan unit plugs into the power outlet on the I/O baseboard.
CAUTION:
If the fan unit handle does not close completely, it is misaligned. Remove the
fan unit and check that the alignment icons are oriented correctly.
3.
Check the QuickFind diagnostic panel LED indicating the replaced fan unit.
When the fan functions normally, the LED is off
When the fan fails, the LED is lit
4.
Replace the top cover. See
“Replacing the Top Cover” (page 154)
.
174
Removing and Replacing Components