Lenovo 4302 Server User Manual


 
To replace a hot-swap redundant power supply, do the following:
1. Locate the failing hot-swap redundant power supply in the rear of your server. Then, disconnect the
power cord from the failing hot-swap redundant power supply.
2. Press the tab 1 in the direction as shown and carefully pull the handle 2 at the same time to slide the
failing hot-swap redundant power supply out of the chassis.
Note: Do not use too much force. You can rst carefully slide the hot-swap redundant power supply a
little bit out to release it from the secured position. Then, completely slide it out of the chassis.
ID
Figure 59. Removing a hot-swap redundant power supply
3. Install a new hot-swap redundant power supply to the bay. See “Installing a hot-swap redundant
power supply” on page 107.
4. If you are instructed to return the old hot-swap redundant power supply, follow all packaging instructions
and use any packaging materials that are supplied to you for shipping.
Installing or replacing a heat sink
Attention: Do not open your server or attempt any repair before reading and understanding “Safety information”
on page iii and “Guidelines” on page 67.
This topic provides instructions on how to install or replace a heat sink.
110 ThinkServer RD330 User Guide