Seagate ST3620N/ND/NC, ST31200N/ND/NC manual Hawk 1LP Family Installation Guide, Rev. D

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Hawk 1LP Family Installation Guide, Rev. D

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SSP* Used only as a cable connection for the refer- ence index signal (REFIND+) (J6 Pin 6, bot- tom) for sync spindle feature. J6 pin 5 is GRD. Install a jumper when no cable is attached. Default is a jumper installed (not applicable to "NC" models).

LED* No jumper ever installed. These pins used to connect a cable for a remote LED indicator. Pin 3 (top, nearest HDA), the anode connection, connects in the drive to the +5V supply through a pull-up resistor. Pin 4 (bottom), the cathode connection connects in the drive to signal com- mon through the emitter-collector junction of a transistor switch that controls the LED on/off condition.

RES Reserved position. No jumper to be installed.

* See note [2] on page 27

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Contents ST3620N/ND/NC Contents Electromagnetic interference EMI considerations IntroductionPage Before you begin Page Page Safety instructions Vorsicht SicherheitsanleitungInstallation Overview Page Product repair information Product repair and return information SeaFAX number 408/438-2620 Technical support servicesSeaBOARD service SeaFONE telephone number 408/438-8222SeaTDD telephone number 408/438-5382 Modem Maximum Location Number Baud Rate BBSModel Hawk 1LP Family product informationPage Scsi interface cable connection Initial set-up informationScsi address selection DC Power connectionTerminator resistor packs Optional parity bit enable Read/Write head auto-parkWrite precompensation and reduced write current Pin Hawk 1LP family N/ND models 50 pin Scsi I/O Drive configurationHawk 1LP family NC models 80 pin Scsi I/O Drive configurator, Hawk 1LP family N/ND models HDA Scsi I/O Drive configurator for Hawk 1LP family NC drives Hawk 1LP Family Installation Guide, Rev. D RES Hawk 1LP Family Installation Guide, Rev. D TP Position a N family models only Hawk 1LP Family Installation Guide, Rev. D Disc drive mounting Drive installationPage Inches Pin Connector Centerline Mounting holes three on each side Grounding Scsi interface drives Publication Number 77767453, Rev. D