HP Pro 3420 PC Maintenance & Service Guide - Page 64

Fan

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Fan Description Fan Spare part number 665469-001 The fan is located in the middle of the computer. It is secured with three screws. Figure 7-26 Fan location To remove the fan: 1. Prepare the computer for disassembly (see Preparing to Disassemble the Computer on page 33). 2. Remove the rear cover (see Rear Cover on page 34). 3. Remove the system board cover (see System Board Cover on page 49). 4. Remove the three screws (1) that secure the fan to the computer. 5. Disconnect the fan cable (2) from the system board connector. 56 Chapter 7 Removal and Replacement Procedures All-in One (AIO) Chassis

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Fan
Description
Spare part number
Fan
665469-001
The fan is located in the middle of the computer. It is secured with three screws.
Figure 7-26
Fan location
To remove the fan:
1.
Prepare the computer for disassembly (see
Preparing to Disassemble the Computer
on page
33
).
2.
Remove the rear cover (see
Rear Cover
on page
34
).
3.
Remove the system board cover (see
System Board Cover
on page
49
).
4.
Remove the three screws
(1)
that secure the fan to the computer.
5.
Disconnect the fan cable
(2)
from the system board connector.
56
Chapter 7
Removal and Replacement Procedures All-in One (AIO) Chassis