Lenovo ThinkServer RD350, Руководство пользователя и руководство по техническому обслуживанию аппаратного обеспечения

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9. If you are instructed to return the old system fan, follow all packaging instructions and use any
packaging materials that are supplied to you for shipping.
What to do next:
• To work with another piece of hardware, go to the appropriate section.
• To complete the replacement, go to “Completing the parts replacement” on page 131.
Replacing the front panel board
Attention: Do not open your server or attempt any repair before reading and understanding “Safety information”
on page iii and “Guidelines” on page 53.
Before you begin, print all the related instructions or ensure that you can view the PDF version on another
computer for reference.
Notes:
• Depending on the model, your server might look slightly different from the illustrations in this topic.
• The illustrations in the following procedure show the front panel board for 3.5-inch hard disk drives. For
the front panel board for 2.5-inch hard disk drives, the replacement procedure is similar.
• The front panel board is extremely sensitive to ESD. Ensure that you read and understand “Handling
static-sensitive devices” on page 54 first and carefully perform the operation.
To replace the front panel board, do the following:
1. Remove all external media from the drives and turn off all attached devices and the server. Then,
disconnect all power cords from electrical outlets and disconnect all cables that are connected to
the server.
2. Prepare your server. See “Removing or extending the server from the rack cabinet” on page 55.
3. Remove the server cover. See “Removing the server cover” on page 55.
4. Locate the front panel board.
5. Disconnect the front-panel-board cables from the system board. See “System board components”
on page 31.
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ThinkServer RD350 User Guide and Hardware Maintenance Manual