Memtech SC35 Mastodon User Manual Download

Page: 22 / 25

SC35 User Guide Ver 4.8

August 30, 2002

Page 22 of 25

JUMPER 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: Bottom view of SC35

ACT

ERR

E2
E3
E4
E5

WP
ID2
ID1
ID0

Summary of Contents for SC35 Mastodon

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

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

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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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