Seagate ST980210AS How to configure Parallel ATA Pata drives, How to use the cable-select option

Each cable is keyed to ensure correct orientation.

3.4.2How to configure Parallel ATA (PATA) drives

Use the options jumper block shown in Figure 6 to configure the drive for operation. This jumper block is the 4-pin header adjacent to pins 1 and 2 of the I/O signal pins. For additional information about using the Cable select option, see Section 3.4.2.1.1.

3.4.2.1How to configure the drive as a master or slave

Refer to Figure 6 to set the master, slave, or cable select option. The “Master or single drive” option is the fac- tory default setting.

Drive is master (or single drive)

Drive is slave

Cable select

Figure 6. Jumper settings

3.4.2.1.1How to use the cable-select option

Computers that use cable select determine the master and slave drives by selecting or deselecting pin 28, CSEL, on the interface bus. Master and slave drives are determined by their physical position on the cable. To enable cable select, set a jumper as shown in Figure 6. Refer to your computer manual to determine whether your computer supports this option.

LD25 Series 5400.2 Product Manual, Rev. C 23