Lenovo THINKSERVER 3821 - Manual (Page 203)

6. Install the fan-cage assembly (see “Installing the fan-cage assembly” on page
172).
7. Install the air baffle (see “Installing the air baffle” on page 170).
8. Return the power-supply cage to its closed position (see “Closing the
power-supply cage” on page 160).
9. Install the hot-swap power supply or power supplies (see “Installing a hot-swap
power supply” on page 175).
10. Install the bezel (see “Installing the bezel” on page 154).
11. Install and lock the left-side cover (see “Installing the left-side cover” on page
158).
12. Reconnect the external cables and power cords; then, turn on the attached
devices and turn on the server.
Removing a 2.5-inch hot-swap hard disk drive
1 Filler panel
2 Hard disk drive assembly
3 Release latch
4 Drive handle
To remove a hot-swap hard disk drive, do the following:
1. Read the safety information that begins on page 5.
Attention: Static electricity that is released to internal server components
when the server is powered on might cause the server to halt, which might
result in the loss of data. To avoid this potential problem, always use an
electrostatic-discharge wrist strap or other grounding system when you work
inside the server with the power on.
2. Open the bezel (see “Opening the bezel” on page 150).
Chapter 7. Installing optional devices and replacing customer replaceable units 195