Mating connectors for N model drives | Seagate ST336918N, ST318418N

Barracuda 36ES2 Product Manual, Rev. B

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9.6.4Mating connectors

Part numbers for the different type connectors that mate with the various Barracuda 36ES2 I/O connectors are given in the sections following.

9.6.4.1Mating connectors for N model drives

N model drives require a nonshielded cable with a 50-conductor connector consisting of two rows or 25 female contacts with adjacent contacts 100 mils apart.

Recommended mating flat cable connector part numbers are:

Closed end (for cable ends) [1]	3M-3425-7000	W/O strain Relief, No Center Key
	3M-3425-7050	With Strain Relief, No Center Key
	Dupont-66900-290	With Strain Relief, With Center Key
Open end (In daisy-chain) [1]	3M-3425-6000	W/O strain Relief, No Center Key
	3M-3425-6050	With Strain Relief, No Center Key
	Dupont-66900-250	With Strain Relief, With Center Key

The drive device connector is a nonshielded 50-conductor connector consisting of two rows of 25 male pins

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with adjacent pins 100 mils apart. The connector is keyed (see Figure 18).

Mating panel mount connector: 3M-CHE-2050-J01A10-KLE.

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Figure 18.

Nonshielded 50-pin SCSI device connector used on N drives

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Seagate ST336918N manual Barracuda 36ES2 Product Manual, Rev. B Mating connectors, Mating connectors for N model drives

Contents

Product Manual, Volume Page Product Manual, Volume Page Revision Date Writer/Engineer Sheets Affected Revision status summary sheetPage Contents Interface requirements Defect and error managementInstallation Seagate Technology support services Barracuda 36ES2 Product Manual, Rev. B Vii List of FiguresPage Barracuda 36ES2 family drive ST336938LW shown Scope Barracuda 36ES2 Product Manual, Rev. B Applicable standards and reference documentation Taiwanese Bsmi Australian C-TickKorean MIC General description Reliability Standard featuresMedia characteristics Performance Programmable drive capacity Factory installed accessoriesOptions factory installed Performance characteristics Prefetch/multi-segmented cache control Ultra2 Scsi Ultra160 ScsiStart/stop time Caching write data Cache operation Prefetch operation Barracuda 36ES2 Product Manual, Rev. B Reliability specifications Service philosophy Reliability and servicePreventive maintenance Service life Controlling S.M.A.R.T 7 S.M.A.R.T Predictive failures Performance impactReporting control Determining rate Invoking DST State of the drive prior to testingDST Failure Definition Implementation Log page entries Product warrantyShort test Function Code 001b Extended test Function Code 010b Product repair and return information Barracuda 36ES2 Product Manual, Rev. B DC power requirements Physical/electrical specificationsAC power requirements 3 12 V Current profile Power sequencingConducted noise immunity +5 Volt Current during spindle start Typical Amper es Amps Power dissipation ST336938/ST318438 Barracuda 36ES2 Product Manual, Rev. B ST336918/ST318418 Environmental limits Temperature Shock Barracuda 36ES2 Product Manual, Rev. B Relative humidityEffective altitude sea level Shock and vibration Recommended mounting Acoustics Air cleanlinessBarracuda 36ES2 Product Manual, Rev. B Vibration Dimension Table Mechanical specifications Mounting configuration dimensions Barracuda 36ES2 Product Manual, Rev. B Drive internal defects Defect and error managementDrive error recovery procedures Scsi systems errors Drive ID/option select header InstallationConfigure drive options Formatting Do not install jumpers retain cover J6 jumper header for N model J5 jumper header on LW models only J2 option select header for LW models Barracuda 36ES2 Product Manual, Rev. B Barracuda 36ES2 Product Manual, Rev. B Function description Air flow Drive orientationCooling Grounding Barracuda 36ES2 Product Manual, Rev. B Drive mounting Barracuda 36ES2 Product Manual, Rev. B Scsi interface messages supported Interface requirements Scsi interface commands supported Commands supported by Barracuda 36ES2 family drives Barracuda 36ES2 Product Manual, Rev. B Vendor ID Firmware numbers page C0h Inquiry Vital Product dataUnit serial number page 80h Implemented operating definition page 81h Jumper settings page C2h Mode Sense data DEF CHG Barracuda 36ES2 Product Manual, Rev. B Condition/features supported Supported Status supported Physical interface DC cable and connector2 REQ/ACK offset Model drive physical interface 50-pin Scsi I/O connector Pin Power Scsi interface cable requirements Scsi interface physical description Mating connectors for N model drives Barracuda 36ES2 Product Manual, Rev. B Mating connectors Scsi daisy chain interface cabling for N drives Nonshielded 68 pin Scsi device connector used on LW drives Scsi daisy chain interface cabling for LW drives GND GND DBP1 +DBP1 Multimode-SE and LVD alternatives Multimode signalsElectrical description LVD output signals Input characteristics Single-ended drivers/receivers for LW models Transmitter characteristicsReceiver characteristics Single-ended drivers/receivers for N models Low voltage differential I/O circuits General cable characteristics LW drives Terminator power DrivesTerminator requirements Page Following table provides drive activity LED status Drive activity LED Technical Support Seagate Technology support services Online ServicesAutomated Services Presales Support European Support Services Customer Service CSOUSA/Canada/Latin America Support Services Call Center Toll-free Direct dial Africa/Middle East Support ServicesAsia/Pacific Support Services Barracuda 36ES2 Product Manual, Rev. B Index Diffsens LED PCB System chassis Barracuda 36ES2 Product Manual, Rev. B