Lenovo ThinkServer RD340 (English) User Guide - Page 127

Installing or replacing a heat sink

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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 first carefully slide the hot-swap redundant power supply slightly out to release it from the secured position. Then, completely slide it out of the chassis. ID Figure 66. 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 112. 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 73. This topic provides instructions on how to install or replace a heat sink. Chapter 6. Installing, removing, or replacing hardware 115

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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
inthedirectionasshownandcarefullypullthehandle
2
atthesametimetoslidethe
failing hot-swap redundant power supply out of the chassis.
Note:
Do not use too much force. You can first carefully slide the hot-swap redundant power supply
slightlyouttoreleaseitfromthesecuredposition.Then,completelyslideitoutofthechassis.
Figure66.Removingahot-swapredundantpowersupply
3. Install a new hot-swap redundant power supply to the bay. See “Installing a hot-swap redundant
power supply” on page 112.
4.Ifyouareinstructedtoreturntheoldhot-swapredundantpowersupply,followallpackaginginstructions
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 73.
This topic provides instructions on how to install or replace a heat sink.
Chapter 6
.
Installing, removing, or replacing hardware
115