Page 1: ...Model SCZ 1 Disk Controller Technical Manual Document Number 600 445 00 Revision B Date 7 13 87 Serial No...
Page 2: ...CO Inc makes every effort to produce quality products and documentation However the reader must be cautioned that changes may be made to the product not reflected in the supp l led documentation If yo...
Page 3: ...REVISION HISTORY 8 4 87 Advise that there is not standard cabling with this product...
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Page 5: ...ntroller The Information In this manual Is organized Into four major sections SECTION 1 0 PRODUCT OVERVIEW Describes the Model SCZ 1 Disk Controller features capabilities specifications power and inte...
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Page 7: ...upport Tape 2 3 Prepare the Computer Chassis 2 5 1 Slot Selection 2 5 2 Priority Selection 2 4 Prepare the Controller 2 4 1 BMC Bus Termination 2 4 2 Device Code Selection 2 5 Install the Controller a...
Page 8: ...t Return Authorization 4 0 CONTROLLER USAGE GUIDELINES 4 1 Controller Features Programmed by the Configurator 4 1 1 Configurator Aid HELP 4 1 2 Throttle Burst Rate 4 1 3 Disk Drives Supported 4 1 4 BM...
Page 9: ...nals to and from the disk drives The SCZ 1 is compatible with FCC hardened chassis requirements and Interfaces DG s high speed bus the Burst Multiplexor Channel BMC SPECIFICATIONS FUNCT IONAL Drives p...
Page 10: ...Lights RED sel f Test GREEN Controller Busy YELL OW BMC Transfer COMPUTER INTERFACE The SCZ 1 is designed to operate only with the BMC In any 1 0 slot of an MV or Eclipse computer BMC BUS CABLES Two 4...
Page 11: ...bles if ordered software tape and documentation Paddleboard A paddleboard Passive backplane paddleboard with one 50 pin cable connector AN backplane 1 2 5 POWER REQUIREMENTS 5 5 Volts DC 6 5 amps typi...
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Page 13: ...act the carrier and shipper immediately specify the nature and extent of the damage and request that the carrier s agent be present when the carton Is opened ZETACO s warranty does not cover shipping...
Page 14: ...structured so that the programs on Files 2 through 4 can be loaded and executed directly from the tape Each is a Stand Alone program this means that they do not need and cannot have an operating syst...
Page 15: ...S i n f r e e a d s P i T 9 0 0 f 9 3 4 7 9 z e u r e c a e s r e s a b o s a r 0 C c 8 o e H P R A C S O p L S Z a T p r a P 2 9 7 8 5 0 S L S Z 4 4 _ S E A T B A L S L s H i E S f s T I f a r e f o...
Page 16: ...controller at the end of the bus must have the bus terminators installed If the SCZ 1 is to be Installed as the last or only BMC controller then make sure the bus terminator is installed In the middl...
Page 17: ...viewed from the rear has the A side pins on the left On computers with vertically mounted controller boards think of the component side of the boards as up then the A side pins are on the left Locate...
Page 18: ...WHWomeeeRBeWHkWeAwRHkeRAHeAaAakKe eB OCCUPIED SLOT BWRWWHhHAaABARARAARBABRBH ARB SCZ 1 SLOT EMPTY SLOT a eo ee EMPTY SLOT WDHAKAaKRAARRB AB oe w WDBWOHWHWAABARARARAR BA OCCUPIED SLOT HWRWHBRABRWAReBE...
Page 19: ...DEVICE S S2 3 4 5 6 S7 8 CODE RESERVED RESERVED DSO jDS 1 DS2 DS3 DS4 DS5 OX UP UP UP 1X UP UP DOWN 2X UP DOWN UP 3X UP DOWN DOWN 4X DOWN UP UP OX DOWN UP DOWN 6X DOWN DOWN UP 7X DOWN DOWN DOWN X0 UP...
Page 20: ...e the connector to the backpanel 2 6 2 EXTERNAL CABLING FOR FCC COMPL IANT CHASSIS Contact ZETACO with your external bul khead to disk drive cabling requirements 2 6 5 NON BULKHEAD CABLING Contact ZET...
Page 21: ...and connected to the grounding post at the rear of the computer 2 6 5 SUBSYSTEM GROUNDING cabinet 2 TURN THE SYSTEM ON To find out the basic status of the controller upon power up observe the four LED...
Page 22: ...FIGURE 2 4 SCZ 1 Cabling Diagram EXTERNAL CABLE TO DISK DRIVE ENCLOSURE oTM DG FCC CONNECTOR PANEL EXTERNAL CABLE va INTERNAL CABLE 50 Pin BMC BUS CABLES...
Page 23: ...FIGURE 2 5 Subsystem Cabling GROUND BRAID CPU SCSI EXT CABLE _ oS DG FCC CONNECTOR AH PANEL SCSI EXTERNAL CABLE EXTERNAL CABLE rel SCSI EXTERNAL CABLE rel TERMINATOR...
Page 24: ...AM 2 SCZ 1 CONFIGURATOR 3 SCZ 1 INITIAL IZER 4 SCZ 1 RELIABILITY 5 SV LS Files In AOS DUMP Format File Number You should enter the number of the program you wish to execute At this polnt of the instal...
Page 25: ...icated that the system was unable to contact the controller at that device code In such cases turn the computer off and double check all of the preceeding Installation steps If after doing so you stil...
Page 26: ...F YOUR CHOICE LO 2 This option allows you to select the numberlIng system In which most of your on screen Information will be displayed Decimal numbers will be followed by a i e 5 Octal numbers will n...
Page 27: ...and the Initializer Program would go on to the next ready unit COMMAND CHOICES CI INITIALIZE LMJICROCODE INSTALL ONLY LZJDKINIT ONLY For RDOS when supported ENTER YOUR SELECTION 1J AT this time we wi...
Page 28: ...active Use of the L command will show you the current state of each of the devices being intial ized RUN TIME O HRS 20 MINS 3 SECS DEVICE CODE 24 UNIT NUMBER Q STATE ACTIVE MODES FORMAT INSTL UCODE I...
Page 29: ...be stacked on the controller for multiple units Multiple controllers wlll also be active simultaneously The sample dialogue below will guide you in getting the program started SCZ1 RELIABILITY UTILIT...
Page 30: ...TROLLER CONTROLLER MICROCODE REV X XxX END INITIALIAZATION OF CONTROLLER This is just telling you that the Rellability Program is loading the microcode onto the SCZ 1 from the disk The revision number...
Page 31: ...the program to start running The green LEDs on the front of the controller board should now be ON they are actually flashing very rapidly signifying that the controller Is active You may at any time I...
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Page 33: ...please call ZETACO s Customer Support Hotline for help lf the Self test LED remains on then the 5V supplied from the backplane Is below 4 75V 3 2 SOFTWARE SUPPORT PACKAGE In addition to the diagnostic...
Page 34: ...software support tape Is 1 Mount the Software Support tape on the drive and put In on line Be sure that the BPI setting matches that specified on the tape Iabel 2 Boot the tape In your normal fashion...
Page 35: ...the controller s ability to seek read data from the disk and transfer data on the BMC without destroying the data on the disk RELIABILITY ERROR DESCRIPTION If Sel f test was successful but there are...
Page 36: ...logical block Is the starting logical block address If the returned transfer count is added to the logical block you will have the logical block in error but this block Is not the ACTUAL block on the...
Page 37: ...3 SECTOR 34 ACTIVE DATA AAAA ACTIVE OFFSET STROBE LATE SERVO ASYNC STATUS 3 CB EXECUTION ERROR HARD ERROR CB STATUS 100001 ANY CB HARD EXECUTION ERROR CB DONE BIT CB ERROR HEADER NONCOMPARE CB UNIT S...
Page 38: ...er to ZETACO for repair However If controller or module malfunction has been confirmed using the tests outline in sections 3 1 to 3 5 the board can be returned to ZETACO for warranty repair or for tim...
Page 39: ...ee ee ee Ge Ge ee ee esGe ee ee ee ee ee ee es ee ee ees ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee Intermittent or consistent problem omeeee eee ee Ce ee ee Gee Gee wee me Se ee Oe Ee ee ee eee Oe...
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Page 41: ...s lf more space is needed use additional sheets Please allow our service department to do the best job possible by answering the following questions thoroughly and returning this Information with the...
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Page 43: ...nd 256 words per access A burst rate of 32 is recommended for most applications To maximize overall performance the Burst Rate should be set to the largest value that doesn t cause interference on oth...
Page 44: ...f time that the SCZ 1 is off the BMC bus This period Its a multiple of the BMC Sync Clock period which in turn varies from computer to computer A Break Count interval setting of 1 is equal to one syne...
Page 45: ...appreciated Problems will be promptly addressed and action taken as necessary If you wish a written reply please furnish your name and mailing address Thank you Date Name Title Firm Address City State...
