7 system cooling fan replacement, 1 remove the old system cooling fans, Ystem – IEI Integration PPC-51xxA-H61 User Manual
Page 84: Ooling, Eplacement

PPC-51xxA-H61 Panel PC
Page 69
Step 3:
Secure the PSU module to the chassis by reinserting the previously removed
retention screws through the bottom panel.
Step 4:
Bundle the cables of the new PSU module and secure them with a plastic tie
similar to the old PSU module.
Step 5:
Reconnect all previously disconnected power connectors to the motherboard
and disk drives.
Step 6:
Reattach the elevated platform.
Step 7:
Replace the back cover.
Step 0:
4.7 System Cooling Fan Replacement
If the system cooling fans have been damaged, they must be replaced. To replace the
system cooling fans, please follow the steps below.
4.7.1 Remove the Old System Cooling Fans
Step 1:
Remove the back cover (Section
8
3.5
).
Step 2:
Disconnect the system cooling fans from the motherboard (
8
Figure 4-10
).
Figure 4-10:
System Cooling Fans Motherboard Connector