Jumper Settings; Master/Slave Configuration; Figure 2. Master/Slave Jumper Settings - Seagate Barracuda ATA II 100 Series Product Manual

18 Barracuda ATA II 100 Family Product Manual, Rev. A

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.
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 4

Figure 2. Master/slave jumper settings

Drive is slave
Master or single drive
Master with non ATA-
compatible slave
Cable select
Alternate capacity
(AC)
1
2
Circuit Board