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SC35 User Guide Ver 4.8

August 30, 2002

Page 5 of 25

3.2 SCSI Connector

The SC35 uses a 50-pin right angle 0.1 inch center connector
mounted on the PCB to create both a power and signal connection to
the host. Maximum cable length is 6 meters. The diagram below
depicts connector orientation and location.

3.2.1 SCSI Connector Physical Orientation

Pin #1

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Содержание SC35 Mastodon

Страница 1: ...SC35 Mastodon 3 5 Solid State SCSI Drive User Guide 153205 001 Revision 4 8 July 30 2002 Memtech SSD Corporation 7628 Las Positas Road Livermore CA 94550 800 445 5511 www memtech com...

Страница 2: ...able Attachments 21 5 4 Software Installation Procedure 21 6 JUMPER CONFIGURATION 22 6 1 Switch Locations 22 6 2 SCSI ID Selection 23 6 3 Write Protection 23 6 4 Termination 23 6 5 Jumper Definitions...

Страница 3: ...nd requires no special drivers to operate It is essentially a drop in replacement for standard rotating media The SC35 can be used in applications where operating conditions are harsh and when reliabi...

Страница 4: ...several optional commands to enhance functionality The following is a list of commands and their equivalent hexadecimal representation 1 Test Unit Ready 00h M 2 Rezero Unit 01h O 3 Request Sense 03h...

Страница 5: ...SC35 uses a 50 pin right angle 0 1 inch center connector mounted on the PCB to create both a power and signal connection to the host Maximum cable length is 6 meters The diagram below depicts connecto...

Страница 6: ...8 DBP 19 GROUND 20 GROUND 21 GROUND 22 GROUND 23 RSVD 24 RSVD 25 GROUND 26 TERMPWR 27 RSVD 28 RSVD 29 GROUND 30 GROUND 31 GROUND 32 ATN 33 GROUND 34 GROUND 35 GROUND 36 BSY 37 GROUND 38 ACK 39 GROUND...

Страница 7: ...perational or is in a state such that an initiator action is required to make the unit ready the target shall return CHECK CONDITION status with a sense key of NOT READY 3 3 2 Rezero Unit Command 01h...

Страница 8: ...criptor block b An unrecovered parity error is detected on the data bus c A target malfunction prevents return of the sense data If a recovered error occurs during the execution of the REQUEST SENSE c...

Страница 9: ...SC35 User Guide Ver 4 8 August 30 2002 Page 9 of 25 Sense data format...

Страница 10: ...f the logical unit is reserved or any extent reservation from any initiator is active in the specified logical unit During the execution of the FORMAT UNIT command the SC35 may perform a medium defect...

Страница 11: ...fer length of zero indicates that 256 logical blocks shall be transferred Any other value indicates the number of logical blocks that shall be transferred 3 3 6 Write 6 Command 0Ah The WRITE 6 command...

Страница 12: ...n EVPD bit of zero specifies that the SC35 return the standard INQUIRY data If the page code field is not zero the target shall return CHECK CONDITION status with the sense key set to ILLEGAL REQUEST...

Страница 13: ...SC35 User Guide Ver 4 8 August 30 2002 Page 13 of 25 Standard Inquiry Data Format Please refer to the SCSI specification for further details on the vital product data pages and formats...

Страница 14: ...ical unit or if the extent reservation option is implemented extents within a logical unit Reserve CDB 3 3 9 Release Unit 17h The RELEASE command is used to release a previously reserved logical unit...

Страница 15: ...d MODE SENSE data at the target s discretion A DBD bit of one specifies that the target shall not return any block descriptors in the returned MODE SENSE data The page control PC field defines the typ...

Страница 16: ...ides a means for the initiator to request information regarding the capacity of the logical unit Read Capacity CDB 3 3 13 Extended Read 10 28h The READ 10 command requests that the target transfer dat...

Страница 17: ...SC35 User Guide Ver 4 8 August 30 2002 Page 17 of 25 3 3 14 Extended Write 10 The WRITE 10 command requests that the SC35 write the data transferred by the initiator to the medium Write 10 CDB...

Страница 18: ...and the sense key shall be set to ILLEGAL REQUEST with an additional sense code of INVALID FIELD IN CDB If the ERA bit is zero a transfer length of zero indicates that no blocks shall be erased This c...

Страница 19: ...me 0 7 msec Environmental Requirements Operating Ambient Temperature Commercial 0o C to 70o C Extended 20o C to 75o C Industrial 40 o C to 85 o C Storage Temperature 55o C to 125o C Ambient Humidity 5...

Страница 20: ...2 1 Verify that the drive is configured as required by the application Many SCSI controllers require that the system disk be addressed as device 0 or 1 on the SCSI bus If a different ID is required re...

Страница 21: ...ttach the AC power cable to the system and power up 5 3 Power and Cable Attachments The following diagram depicts the SC35 as viewed from the connector Back View Pin 1 of the SCSI interface and the po...

Страница 22: ...ER CONFIGURATION 6 1 Switch Locations The following diagram shows the unit as viewed from the bottom and shows the relative location of the switches and jumpers as described in the text below Figure 2...

Страница 23: ...is checked If the switch is on writes are disabled and an error message will be returned to the SCSI controller Moving the switch to the off position will enable writes on the board allowing full rea...

Страница 24: ...red LED will issue the number of blinks indicated below a single time then continue the power up procedure Please note that the warning condition is also entered after each SCSI reset so the blink co...

Страница 25: ...p for the life of the drive The warranty is void in the case of misuse accident alteration improper installation misapplication or the result of unauthorized service or repair The implied warranties o...

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