Dell PowerEdge 1900 Hardware Owner's Manual (PDF) - Page 94

To replace the SAS RAID controller daughter card battery, see Replacing the SAS RAID Controller

Page 94 highlights

To replace the SAS RAID controller daughter card battery, see "Replacing the SAS RAID Controller Daughter Card Battery" on page 92. Figure 3-26. Installing and Removing the SAS RAID Controller Daughter Card 8 7 1 6 2 5 4 3 1 SAS RAID controller daughter 2 card 4 hard drive LED activity 5 indicator system board connector (HD_ACT_CARD) 7 hard drive LED activity 8 indicator cable connector RAID battery cable (SAS RAID 3 only) slide rails (2) 6 SAS RAID connector 1 SAS RAID controller daughter card slot socket (INT_STORAGE) SAS RAID connector 0 94 Installing System Components

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94
Installing System Components
To replace the SAS RAID controller daughter card battery, see "Replacing the SAS RAID Controller
Daughter Card Battery" on page 92.
Figure 3-26.
Installing and Removing the SAS RAID Controller Daughter Card
6
1
3
8
2
5
7
4
1
SAS RAID controller daughter
card
2
RAID battery cable (SAS RAID
only)
3
SAS RAID controller daughter
card slot socket
(INT_STORAGE)
4
hard drive LED activity
indicator system board
connector (HD_ACT_CARD)
5
slide rails (2)
6
SAS RAID connector 0
7
hard drive LED activity
indicator cable connector
8
SAS RAID connector 1