Seagate ST318405LW/LC, ST39205LW/LC, ST336705LW/LC manual 68Cheetah 36XL Product Manual, Rev. E

Page 78

68Cheetah 36XL Product Manual, Rev. E

Table 16: LC 80-pin single-ended (LVD) I/O connector pin assignments [11]

Note. A minus sign preceding a signal name indicates that signal is active low.

	Connector
Signal	contact	Signal	Contact
name [1]	number [3]	number [3]	name[1]


12 V CHARGE	1	41	12 V GND
12 V	2	42	12 V GND
12 V	3	43	12 V GND
12 V	4	44	MATED 1
NC [10]	5	45	NC [10]
NC [10]	6	46	DIFFSNS [8]
–DB11	7	47	+DB11
–DB10	8	48	+DB10
–DB9	9	49	+DB9
–DB8	10	50	+DB8
–I/O	11	51	+I/O
–REQ	12	52	+REQ
–C/D	13	53	+C/D
–SEL	14	54	+SEL
–MSG	15	55	+MSG
–RST	16	56	+RST
–ACK	17	57	+ACK
–BSY	18	58	+BSY
–ATN	19	59	+ATN
–DBP	20	60	+DBP0
–DB7	21	61	+DB7
–DB6	22	62	+DB6
–DB5	23	63	+DB5
–DB4	24	64	+DB4
–DB3	25	65	+DB3
–DB2	26	66	+DB2
–DB1	27	67	+DB1
–DB0	28	68	+DB0
–DBP1	29	69	+DP1
–DB15	30	70	+DB15
–DB14	31	71	+DB14
–DB13	32	72	+DB13
–DB12	33	73	+DB12
+5 V	34	74	MATED 2
+5 V	35	75	5 V GND
+5 V CHARGE	36	76	5 V GND
NC [10]	37	77	ACTIVE LED OUT [4] [9]
RMT_START [5] [9]	38	78	DLYD_START [6] [9]
SCSI ID (0) [7] [9]	39	79	SCSI ID (1) [7] [9]
SCSI ID (2) [7] [9]	40	80	SCSI ID (3) [7] [9]

Notes [ ]: See page following this table.

Image 78

Contents Cheetah 36XL Family ST336705LW/LC ST318405LW/LC ST39205LW/LC Page Cheetah 36XL Family ST336705LW/LC ST318405LW/LC ST39205LW/LC Page Revision status summary sheet Revision Date Writer/Engineer Sheets AffectedPage Contents Seagate Technology support services Defect and error managementInstallation Interface requirementsList of Figures Cheetah 36XL Product Manual, Rev. E ViiPage Scope Cheetah 36XL family drive ST336705LC shownCheetah 36XL Product Manual, Rev. E Applicable standards and reference documentation Australian C-Tick Korean MICTaiwanese Bsmi General description Cheetah 36XL family drive Performance Cheetah 36XL Product Manual, Rev. E Standard featuresMedia characteristics ReliabilityFormatted capacities Factory installed accessoriesOptions factory installed Programmable drive capacityPerformance characteristics Ultra2 Scsi Ultra160 Scsi Start/stop timePrefetch/multi-segmented cache control Cache operation Caching write dataPrefetch operation Cheetah 36XL Product Manual, Rev. E Cheetah 36XL Product Manual, Rev. E Reliability specifications Service life Reliability and servicePreventive maintenance Service philosophy7 S.M.A.R.T Controlling S.M.A.R.TDetermining rate Performance impactReporting control Predictive failuresImplementation State of the drive prior to testingDST Failure Definition Invoking DSTExtended test Function Code 010b Product warrantyShort test Function Code 001b Log page entriesProduct repair and return information Cheetah 36XL Product Manual, Rev. E Physical/electrical specifications AC power requirementsDC power requirements Power sequencing Conducted noise immunity3 12 V Current profile Typical ST336705 drive +12 V current profile Typical ST39205 drive +12 V current profile TypicalST318405 drive +5 V current profile Power dissipation ST336705 Cheetah 36XL Product Manual, Rev. E ST318405 Os per SecondTemperature ST39205Environmental limits Shock and vibration Relative humidityEffective altitude sea level ShockPackage size Packaged/product weight Drop height Recommended mounting Air cleanliness VibrationAcoustics LW mounting configuration dimensions LC mounting configuration dimensions Defect and error management Drive error recovery proceduresDrive internal defects Scsi systems errors Formatting InstallationConfigure drive options Drive ID/option select headerDo not install jumpers retain cover J5 jumper header on LW model only J2 option select header Cheetah 36XL Product Manual, Rev. E Function description Does not apply to LC modelsDrive mounting Drive orientationCooling GroundingInterface requirements Scsi interface messages supportedScsi interface commands supported Cheetah 36XL Product Manual, Rev. E Commands supported by Cheetah 36XL family drive Mode Sense data Inquiry Vital Product dataCheetah 36XL Product Manual, Rev. E Mode Sense Data Cheetah 36XL Product Manual, Rev. E Mode sense data, ST318405 values Bytes Cheetah 36XL Product Manual, Rev. E Mode sense data, ST39205 values Bytes Cheetah 36XL Product Manual, Rev. E Condition/features supported DC cable and connector 2 REQ/ACK offsetPhysical interface Pin Power Scsi interface physical description Scsi interface cable requirementsMating connectors for LC model drives Mating connectorsMating connectors for LW model drives ST336705LC, ST318405LC and ST39205LCRight-angle to Pcba connectors Scsi IDNonshielded 68 pin Scsi device connector used on LW drives Nonshielded 80 pin Scsi SCA-2 connector, used on LC drives GND +DBP1 Charge 68Cheetah 36XL Product Manual, Rev. E Multimode signals Electrical descriptionMultimode-SE and LVD alternatives Output characteristics Input characteristicsLow voltage differential I/O circuits General cable characteristicsTerminator requirements Terminator power LW drives LC drivesDisc drive Scsi timing Drive activity remote LED signal status Cheetah 36XL Product Manual, Rev. E Presales Support Seagate Technology support services Online ServicesAutomated Services Technical SupportCustomer Service CSO USA/Canada/Latin America Support ServicesEuropean Support Services Africa/Middle East Support Services Asia/Pacific Support ServicesCall Center Toll-free Direct dial Cheetah 36XL Product Manual, Rev. E Index Symbols Cheetah 36XL Product Manual, Rev. E LED PCB System chassis Page