surface between the fan cage and the system board assembly may get uneven, and the fan
connection may get loose.
a. Insert the intrusion switch onto the holder on the fan cage and push it in the direction as
shown until it is fully seated.
b. Fix the intrusion switch cable into the cable clip.
c.
Route the cable into the fan cage through the pre-cut slots on the foam and fan cage
bottom.
d.
Insert the intrusion switch connector into the connector keyhole, and move it in the shown
direction until it is fully seated.
Step 3. Install the fan cage back into the chassis. See
“Install the system fan cage” on page 147.
Step 4. Install system fans into the fan cage.
“Install a system fan” on page 143.
After you finish
Complete the parts replacement. See
“Complete the parts replacement” on page 151.
MicroSD card replacement
Follow the instructions in this section to remove and install the MicroSD card.
Remove the MicroSD card
Follow the instructions in this section to remove the MicroSD card.
About this task
Attention:
• Read
“Installation Guidelines” on page 35 and “Safety inspection checklist” on page 36 to ensure that you
work safely.
• Power off the server and peripheral devices and disconnect the power cords and all external cables. See
“Power off the server” on page 42.
• Prevent exposure to static electricity, which might lead to system halt and loss of data, by keeping static-
sensitive components in their static-protective packages until installation, and handling these devices with
an electrostatic-discharge wrist strap or other grounding system.
Procedure
Step 1. Make preparations for this task.
a. If the server is installed in a rack, slide the server out on its rack slide rails to gain access to the
top cover, or remove the server from the rack. See
“Remove the server from rack” on page 43.
b. Remove the top cover. See “Remove the top cover” on page 148.
Chapter 5. Hardware replacement procedures 79