120 Netfinity 3500-M20 – Type 8657 Models 21Y, 22Y, 31Y, 32Y,
Þ1Ý Rubber extensions
Þ2Ý 92 mm fan assembly
To remove the 92mm fan assembly, do the following:
1. Pow er-of f the server, if it is on.
2. Unplug the server.
3. Remove the left-side cover (se e “Remov ing the s ide
cover” on pa ge 44.
4. Turn the server ont o its right si de so that the open le ft
side is facing up.
Note: Rotate the feet in toward the server so they do
not detach due to t he we ight of the server.
5. Remove the su pport bracket (see “Removing th e sup-
port bracket” on page 45) and air baffle.
6. Remo ve all ad apt er car ds ( s ee “W orki ng wi th ad ap ter s”
on page 45).
7. Det ach cabl es fr om the sy stem b oard .
8. Remove the ca rd guide (see “Adapter card guide” on
page 118).
9. Remove the fan from the assembly:
a. Gently pull the fan assembly away from the card
guide.
b. Pull t h e rubber ex tensions through the apertures .
10. Install th e new fan in the assembly:
a. Align the rubber extensions in the fan assembly
with the ap erture s in the card gu ide and gently
press the fa n into place.
b. Use needle-nosed pliers to pull the rubber exten-
sions through the apert ure s.
11. Replace the assembly in the server:
a. Inse r t th e t wo t a bs o n th e b ot tom o f th e c ard gu id e
into the slots on the server.