Dell PowerEdge 840 Hardware Owner's Manual (PDF) - Page 52

cover or block airflow inside the system.

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If you are installing a SCSI device in the second drive bay (such as a tape backup device), connect the interface cable to the device and to channel A on the SCSI controller card. See Figure 3-7. See "System Board Connectors" on page 118 to locate the system board connectors. NOTE: A SCSI device attached to an optional SCSI controller card and an IDE device attached to the system board can be installed together as shown in Figure 3-7. Figure 3-7. Connecting a Tape Drive to a SCSI Controller Card 3 2 1 4 6 5 1 IDE device 4 SCSI controller card 2 optional SCSI device 5 SCSI cable 3 hard drives (up to 4) 6 IDE interface cable 10 Ensure that all cables are firmly connected and arranged so that they will not catch on the computer cover or block airflow inside the system. 11 Close the system. See "Closing the System" on page 47. 12 Stand the system upright. 13 Reconnect the system to its electrical outlet and turn the system on, including any attached peripherals. 52 Installing System Components

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52
Installing System Components
If you are installing a SCSI device in the second drive bay (such as a tape backup device), connect the
interface cable to the device and to channel A on the SCSI controller card. See Figure 3-7.
See "System Board Connectors" on page 118 to locate the system board connectors.
NOTE:
A SCSI device attached to an optional SCSI controller card and an IDE device attached to the system
board can be installed together as shown in Figure 3-7.
Figure 3-7.
Connecting a Tape Drive to a SCSI Controller Card
10
Ensure that all cables are firmly connected and arranged so that they will not catch on the computer
cover or block airflow inside the system.
11
Close the system. See "Closing the System" on page 47.
12
Stand the system upright.
13
Reconnect the system to its electrical outlet and turn the system on, including any attached
peripherals.
1
IDE device
2
optional SCSI device
3
hard drives (up to 4)
4
SCSI controller card
5
SCSI cable
6
IDE interface cable
4
6
3
1
2
5