Seagate ST12550N/ND/W/WD, ST11950N/ND/W/WD manual Initial setup information

ST11950 and ST12550 Installation Guide, Rev. D 19

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11No terminator power. See Section 11.7.3.4 in the Prod- uct Manual.

12All power-saving features are enabled.

13Seeking is defined as a third-stroke seek at OD. The command is issued every 20 msec.

14Read track is defined as repeat reads of track 15 with a 91% duty cycle.

15Read track is defined as repeat reads of track 15 with a 75% duty cycle.

Initial setup information

The following topics are presented to guide you through the installation process. These topics are presented in the order you should follow to properly install the drive.

•Setting the SCSI ID jumpers

•Terminating the drive

•Changing other applicable jumper options

•Synchronizing spindles

•Providing adequate cooling

•Mounting the drive and connecting cables

•Formatting the drive

Each option jumper illustration identifies the Original Equipment Manufacturer (OEM) default factory setting. These settings are the most common ones used but are not necessarily the ones set for your particular system.