Lenovo ThinkServer RD440 (English) User Guide and Hardware Maintenance Manual - Page 136

Removing the TR 300 Key, assembly1on

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6. Insert one side of the TR 300 Key under one of the retaining clips on the iButton socket. Then, carefully press the other side of the TR 300 Key straight down until it snaps into position and is secured by the two retaining clips on the iButton socket. Figure 79. Installing the TR 300 Key 7. If you have lifted the riser card assembly 1, reinstall it into the chassis. See "Replacing the riser card assembly 1" on page 176. What to do next: • To work with another piece of hardware, go to the appropriate section. • To complete the installation, go to "Completing the parts replacement" on page 199. Then, the onboard SAS software RAID 5 is available for your server if your server has the required number of hard disk drives installed. To configure RAID, see "Configuring RAID" on page 74. Removing the TR 300 Key Attention: Do not open your server or attempt any repair before reading and understanding "Safety information" on page iii and "Guidelines" on page 85. 124 ThinkServer RD440 User Guide and Hardware Maintenance Manual

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6.InsertonesideoftheTR300KeyunderoneoftheretainingclipsontheiButtonsocket.Then,carefully
presstheothersideoftheTR300Keystraightdownuntilitsnapsintopositionandissecuredbythe
tworetainingclipsontheiButtonsocket.
Figure79.InstallingtheTR300Key
7.Ifyouhaveliftedtherisercardassembly1,reinstallitintothechassis.See“Replacingtherisercard
assembly1”onpage176.
What to do next:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallation,goto“Completingthepartsreplacement”onpage199.Then,theonboard
SASsoftwareRAID5isavailableforyourserverifyourserverhastherequirednumberofharddiskdrives
installed.ToconfigureRAID,see“ConfiguringRAID”onpage74.
Removing the TR 300 Key
Attention:
Donotopenyourserverorattemptanyrepairbeforereadingandunderstanding“Safetyinformation”
onpageiiiand“Guidelines”onpage85.
124
ThinkServerRD440UserGuideandHardwareMaintenanceManual