Lenovo System x3500 M5 Type 5464 Installation And Service Manual page 280

Step 1. 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.
Step 2. Unlock and remove the left-side cover (see "Removing the left-side cover" on page 182).
Step 3. Remove the air baffle (see "Removing the air baffle" on page 188).
Step 4. Remove the cables from the system board (see "Internal cable routing and connectors" on page 33).
Step 5. Remove the screw of the power cut-off switch assembly from the chassis wall.
Power cut-off switch assembly
Screw
Figure 182. Remove screw that secures the power cut-off switch assembly
Step 6. Grasp the switch assembly toward the front of the server to release it from the server.
If you are instructed to return the server component or optional device, follow all packaging instructions,
and use any packaging materials for shipping that are supplied to you.
Installing the left-side cover/power cut-off switch assembly
Use this information to install the left-side cover/power cut-off switch assembly.
Read the safety information in "Safety" on page v and "Installation guidelines" on page 29.
If you are replacing a server component in the server, you need to turn off the server and peripheral devices,
and disconnect the power cords and all external cables.
To install the left-side cover/power cut-off switch assembly, complete the following steps.
Step 1. 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.
Step 2. Unlock and remove the left-side cover (see "Removing the left-side cover" on page 182).
Step 3. Remove the air baffle (see "Removing the air baffle" on page 188).
Step 4. Touch the static-protective package that contains the power cut-off switch assembly to any
unpainted metal surface on the server; then, remove the power cut-off switch assembly from the
package.
Step 5. Align the power cut-off switch assembly on the chassis wall and push the assembly toward the
rear of the server.
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System x3500 M5 Installation and Service Guide
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