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2.2 Jumper settings
2.2.1 Master/slave configuration
The options jumper block shown in Figure 2 is used to configure the drive
for operation. It is the 8-pin dual header between the interface connector
and the power connector. Use the following settings to configure the
drive as a master or a slave.
Master or single drive. The drive is configured at the factory for a master
or single-drive operation with a jumper set on pins 7 and 8.
Drive as slave. Remove all jumpers.
Drive as master with a non-ATA-compatible slave.
Set a jumper on pins 5 and 6 and a jumper on pins 7 and 8. Use this
jumper setting only if the drive does not work as a master with no jumpers
installed.
Options jumper block
7 5 3
8
6
Figure 2. Master/slave jumper settings
Master or single drive
Drive is slave
Master with non ATA-
compatible slave
Cable select
1
4
2
ST310014ACE Product Manual, Rev. B
Circuit Board
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