Jumper settings, Master/slave configuration | Seagate ST9120824A

3.2Jumper settings

3.2.1Master/slave configuration

Use the options jumper block shown in Figure 3 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 3.2.2.

The “Master or single drive” option is the factory default setting.

Drive is master (or single drive)

Drive is slave

Cable select

Figure 3. Jumper settings

3.2.2Cable-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 3. Refer to your computer manual to determine whether your computer supports this option.

20	Momentus 4200.2 Product Manual, Rev. C

Image 26

Seagate ST9120824A, ST980829A, ST960812A, ST950814A manual Jumper settings, Master/slave configuration, Cable-select option

Contents

Momentus Page Contents Momentus 4200.2 Product Manual, Rev. C List of Figures Momentus 4200.2 Product Manual, Rev. C Introduction Momentus 4200.2 Pata disc drive Momentus 4200.2 Product Manual, Rev. C Specifications for 120, 100, and 80 GB models Drive specificationsSpecification summary Drive specification ST9120824A ST9100825A ST980829A Following web Warranty Specifications for 60, 50, 40, and 30 GB models Drive specification ST960812A ST950814A ST9402112A ST930218A Specifications for 60, 50, 40, and 30 GB models Formatted capacity Default logical geometryLBA mode Physical organization Recording and interface technology Physical characteristicsTechnology Specification Seek time Power specifications Time to ready Voltage tolerance Typical current profileConducted noise Active mode Power-management modesPower management modes Idle mode Environmental specifications Nonoperating shock ShockOperating shock Vibration Drive level acoustics AcousticsElectromagnetic immunity Electromagnetic immunity Reliability Safety certificationMeasurement type Specification Agency certification FCC verification Korean RRLAustralian C-Tick N176 European Union Restriction of Hazardous Substances RoHS Environmental protectionCorrosive environment Momentus 4200.2 Product Manual, Rev. C Configuring and mounting the drive Handling and static discharge precautions Cable-select option Jumper settingsMaster/slave configuration Mounting dimensions-top, side and end view Drive mounting Momentus 4200.2 Product Manual, Rev. C Connector Cable Signal Name Contact Conductor ATA interface signals and connector pinsConnector signals Cable Connector Conductor Contact Signal Name Command name Command code in hex ATA-standard commands Supported ATA commandsSupported commands ATA-standard security commands Command name Command code in hexATA-standard power-management commands Identify Device command Word Description Value XxxxH Description if bit is set to Bit Word Bit Word Set Features command Features register values Momentus 4200.2 Product Manual, Rev. C Installation considerations Compatibility summary System Compatibility Tested systems Vendor Release Revision Bios versions testedTested Bios versions Software utilities Compatibility test configurationsOperating system versions tested Other certification Presales Support Seagate Technology support servicesInternet Technical Support Data Recovery Services Call Center Toll-free Direct dial Warranty ServiceData Recovery Services Authorized Service Centers Index Page Page Momentus 4200.2 Product Manual, Rev. C Page Seagate Technology LLC