IBM System x3400 Type 7973, Problem Determination And Service Manual

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Removing the front system fan cage assembly
Attention:
v Replace a failed fan within 48 hours.
v
To ensure proper cooling and airflow, do not operate the server for more than 30
minutes with the side cover removed.
To remove the front system fan cage assembly, complete the following steps.
1. Read the safety information that begins on page vii and “Installation guidelines”
on page 95.
2. Turn off the server and all attached devices; then, disconnect all power cords
and external cables.
3. Unlock and remove the side cover (see “Removing the side cover” on page
100).
4. Rotate the power-supply cage assembly out of the chassis:
v
Hot-swap models:
a. Remove the hot-swap power-supply. Press down on the orange release
lever and pull the power supply out of the bay, using the handle.
b. Lift up the power-supply cage handle and pull the power-supply cage
assembly all the way up until the retainer latch locks the cage in place on
the chassis.
v
Non-hot-swap models, lift up the power-supply cage handle and pull the
power-supply cage assembly all the way up until the retainer latch locks the
cage in place on the chassis.
5. Press in on the fan cage assembly release buttons on both sides of the chassis
to release the front system fan cage assembly from the connector on the
chassis.
Fan cage assembly
Fan cage assembly
release buttons
6. Pull the fan cage assembly up and out of the chassis.
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System x3400 Types 7973, 7974, 7975, and 7976: Problem Determination and Service Guide