Remove The Power Interface Board - Lenovo ThinkSystem ST550 7X09 Maintenance Manual

Note: This section applies only to server models that have the power interface board installed.

Remove the power interface board

Use this information to remove the power interface board.
"Read the
installation
Guidelines" on
page 59
Before removing the power interface board:
1. If the server is installed in a rack, remove the server from the rack.
2. Remove the server cover. See "Remove the server cover" on page 68.
3. Remove the air baffle. See "Remove the air baffle" on page 72.
4. Remove all hot-swap power supplies. See "Remove a hot-swap power supply" on page 144.
5. Disconnect all cables from the power interface board.
To remove the power interface board, complete the following steps:
Watch the procedure. A video of the removal process is available:
• Youtube:
https://www.youtube.com/playlist?list=PLYV5R7hVcs-Acsjj4tU79GzKnWG316BYn
• Youku:
http://list.youku.com/albumlist/show/id_50483452
Figure 114. Power interface board removal
Step 1. Remove the screw that secures the power interface board.
Step 2. Gently lift the power interface board upward so that the power interface board is disengaged from
the mounting stud on the chassis. Then, carefully remove the power interface board out of the
chassis.
If you are instructed to return the old power interface board, follow all packaging instructions and use any
packaging materials that are provided.
156
ThinkSystem ST550 Maintenance Manual
"Power off
the server
for this task"
on page 12
"ATTENTION:
Static Sensitive Device
Ground package before opening"
on page 60