Seagate ST43400N/ND user manual Connecting the system I/O cabling, O cable attachment

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Connecting the system I/O cabling

Be sure that the site has been prepared in accordance with the site requirements information provided earlier in this section.

This procedure describes how to cable the system in a daisychain configuration. This configuration was discussed earlier in this section under “Interface require- ments.”

The drive has one I/O connector (J06) on the control board. Figure 11 shows how a typical I/O cable connects to the board.

If the drive is either the first or last device (at either end) in the daisychain, it must be terminated. Drives in the middle of the daisychain must not be terminated. Drives that are terminated have two terminator resistor-paks installed.

I/O

Connector

J06

Pin 1

Daisychain

I/O Cable

Figure 11. I/O cable attachment

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Contents Elite Disc Drive ST43400N/ND Contents Electrostatic discharge protection PrefaceImportant safety information and precautions ST43400N/ND User’s Manual SeaBOARD Technical support servicesSeaFAX 408 SeaFONE 408ST43400N/ND disc drive General descriptionSize Dimensions Characteristics Conditions Specifications Page Drive functional block diagram Site requirements InstallationEnvironmental requirements Airflow requirements Suggested airflow Mounting orientations Space requirementsDimensions of the drive and power supply Power requirements Interface requirements Grounding requirementsScsi Unshielded single-ended I/O cabling Signal Name Pin Number Unshielded differential I/O cabling Signal Name Pin Number Repacking Unpacking, inspection, and repackingUnpacking InspectionSetting the control board jumpers Installation proceduresJ4A Installing the power supply Power supply installation Installing an optional bezel Attaching a bezel Mounting the drive Mounting the drive O cable attachment Connecting the system I/O cablingTerminator attachment-single-ended I/O Terminator attachment-differential I/O Grounding the systemSynchronizing the spindle System diagram for spindle syncJ4A Installation Verification Operation Switches and indicatorsSwitches and indicators Switch or Indicator Function Operating instructions Parts data Options and accessories Part Number Description Observing maintenance precautions MaintenanceRemoving and replacing a drive Arranging for depot repairPacking a drive for shipment Removing and replacing a power supplyPage Maintenance Publication Number 83327630, Rev. a