Removing And Replacing Frus; Removing The Upper 3.5-Inch Disk Drive Cage - IBM 7378 Problem Determination And Service Manual

Removing and replacing FRUs

FRUs must be installed only by trained service technicians.
The illustrations in this document might differ slightly from the hardware.

Removing the upper 3.5-inch disk drive cage

To remove the 3.5-inch hard disk drive cage, complete the following steps:
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IBM System x3400 M3 Types 7378 and 7379: Problem Determination and Service Guide
1. Read the safety information that begins on page vii and "Handling
static-sensitive devices" on page 151.
2. Turn off the server and peripheral devices, and disconnect the power cords
and all external cables.
3. Carefully turn the server on its side so that it is lying flat, with the cover facing
up.
Attention: Do not allow the server to fall over.
4. Unlock and remove the left-side cover (see "Removing the left-side cover" on
page 181).
5. Remove the power supply or power supplies from the power-supply cage (see
"Removing a hot-swap power supply" on page 273).
6. Rotate the power-supply cage to its open position (see "Opening the
power-supply cage" on page 154).
7. Remove the air baffle (see "Removing the air baffle" on page 212).
8. Remove the fan cage assembly (see "Removing the fan cage assembly" on
page 243).
9. Turn the server upright and open the bezel by pressing the button on the left
edge of the bezel, and rotate the left side of the bezel away from the server.