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Содержание 3180E

Страница 1: ... MiniCrr il a I 111 11 1 I 11 1 S ti for Data Storage PRODUCT MANUAL MODEL 3180E ...

Страница 2: ...rength Superior shock and vibration and thermal performance are realized by the four point mounting system and by an enhanced baseplate design The series also features efficiencies of low power dissipation The ESDI models maintain power dissipation of only 15 watts when idle and the SCSI models 17 watts The 3130 3180 Series has been designed for automated robotic assembly MiniScribe s integrated m...

Страница 3: ...ESDI ESDI 10 0 Mbits 2 7 RLL 10 0 Mbits 2 7 RLL 17 4 0 35 8 33 17 4 0 35 8 33 3130E 3180E 0 6 amps typical 1 1 amps typical 2 5 amps 15 watts typical 18 watts typical 50 F to 122 F 10 C to 50 C 8 to 80 78 F 26 C Reliability MTBF PM MTTR 31305 31805 130 182 20 832 20 832 115 160 18 432 18 432 512 512 36 36 3 4 1 5 7 1255 1255 1 193 1 193 19 763 19 763 13 4 13 4 3 600 3 600 SCSI SCSI 4 0 MBytes 2 7 ...

Страница 4: ...MINISCRIBE PRODUCT MANUAL MODEL 3180E P N 1102 Revision P2 June 8 1988 Subject to Change Without Notice Miniscribe Corporation 1861 Lefthand Circle Longmont Colorado 80501 303 651 6000 ...

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Страница 6: ...NO SECT DESCRIPTION DATE _______ _______________________________ _ Pl ALL Prototype Release 05 12 88 P2 N A 2 9 Corrected Sound Pressure levels 06 08 88 Fig 2 1 Redrawn 3 5 Reworded 6 5 Corrected number of cylinders Fig 7 3 Redrawn ii ...

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Страница 8: ...PREFACE This Product Manual intended for use and planners describes the design Miniscribe 3180E hard disk drives iii by engineers designers characteristics of the ...

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Страница 10: ... 3 2 3 2 3 2 4 3 1 3 1 3 1 3 2 3 2 3 3 3 3 3 3 3 3 4 0 Electrical Interface 4 1 4 1 Control Signal Drivers and Receivers 4 1 4 2 Data Line Drivers and Receivers 4 2 5 0 Physical Interface 5 1 5 1 Jl Pl Connector 5 1 5 2 J2 P2 Connector 5 1 5 3 J3 P 3 Connector 5 1 5 4 Frame Ground Connector 5 1 6 0 3180E ESDI Serial Mode Interface Implementation 6 1 6 1 Control Input Lines 6 2 6 1 1 Drive Select 6...

Страница 11: ...7 1 7 1 Unpacking and Inspection 7 1 7 1 1 Single Pack 7 1 7 1 2 Multipack 7 3 7 1 3 PrePacking 7 5 7 2 Physical Interface 7 5 7 2 1 Power and Interface Cables and Connectors 7 5 7 2 2 Control Signal Connector Jl 7 5 7 2 3 Data Transfer Connector J2 7 7 7 2 4 DC Power Connector J3 7 7 7 2 5 Frame and Ground Connector 7 7 7 3 3180E Drive Options 7 7 7 3 1 Drive Addressing and Interface Termination ...

Страница 12: ... 6 5 6 3 Write Gate Termination Circuit 6 5 E 4 One Bit Transfer Timing To Drive 6 16 6 5 One Bit Transfer Timing From Orive 6 16 6 6 Write Address Mark Timing 6 17 6 7 Typical Serial OPS 6 18 6 8 Sector Pulse Timing 6 21 6 9 Read Address Mark Timing 6 21 6 10 NRZ Read Write Data Timings 6 23 6 11 Fixed Sector Format 6 27 6 12 Soft Sectored Format 6 31 6 13 Defect List Format 6 33 7 1 Single Pack ...

Страница 13: ...ord Structure and Definition 6 7 6 5 Status Response Bi ts 6 9 6 6 Vendor Unique Status Words 6 10 6 7 Configuration Response Bits 6 11 6 8 Configuration Responses 6 12 6 9 Request Configuration Modifier Bits 6 13 6 10 Control Command Modifier Bits 6 14 6 11 Track Offset Command Modifier Bits 6 13 7 1 Sector Configuration Jumpers 7 9 7 2 Diagnostic Jumper Configurations 7 12 vii ...

Страница 14: ...terface flexibility ESDI or SCSI with common HOA Performance 17 msec average access time 10 MBit sec transfer rate ESDI Up to 4 MB sec SCSI Proven Design Electronics 9380 Mechanics 3085 High Volume capability Proven design Automated assembly Highest quality reliability 35 000 MfBF Simple design Low part count ...

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Страница 16: ...phisticated single printed circuit assembly allows for high MTBF 35 000 hours and maintenance free operation throughout he life of the drive The 3180E utilizes the industry standard ESDI compatible interface with a 10 megabit second data transfer rate It also supports hard and soft sectoring along with a range of ESDI standard 0ptions such as track offset spindle motor sequencing and initiation of...

Страница 17: ...iagnostics o Dedicated shipping zone o Single pri ted circuit board utilizing custo VLSI IC s and SMT o Thin filrr metallic edia for higher bit density and resolution plus improved durability o MTTR of less than 30 minutes c Hard or soft sectoring permits use with existing ESDI controller 1 2 ...

Страница 18: ...racks per Inch FCI Flux Ch3nges per Inch Recording Code Rotational Speed Average Latency 2 2 PERFORMANCE SPECIFICATIONS Data Transfer Rate Access Times incl settling time Single Track Average of all possible seeks 1 3 Stroke Seek Time Full Stroke Seek Time Re zero 3180E 182 MB 7 1250 0832 4 sp1Jtt red coJT posite 1 10 157 MB 512 35 1250 20 lK 1135 13 4K 2 7 3500 rpm 8 33 msec 10 0 Mbits second 3 5...

Страница 19: ...utline Dimensions 1 625 in 41 3mm H X 5 75 in 146mm W X 8 0 in 203mm L Mounting Dimensions See Figure 2 1 Weight 3 2 Pounds 2 5 ENVIRONMENTAL CHARACTERISTICS Temperature Operating stabilized Non operating Thermal Gradient Humidity 50 deg F 10 deg C to 122 deg F 50 deg C 40 deg F 40 deg C to 140 deg F 60 deg C 18 deg F hr 10 deg C hr max 8 to 80 noncondensing 78 deg F 26 deg C level Oper and Non op...

Страница 20: ...IBRATION Non operational Shock 40 G s 15 ms pulse duration 1 2 sine wave Non operational Vibration 5 to 31 Hz 01 in peak to peak 31 to 300 Hz 1 0 G peak Operational Shock Operational Vibration 2 8 MAGNETIC FIELD 2 0 G s 11 ms duration 1 2 sine wave with no error rate degrada tion 10 0 G s 11 ms duration 1 2 sine wave with no permanent damage or loss of data 5 22 Hz 01 in peak to peak 22 to 300 Hz ...

Страница 21: ...le protection against such interference in a residential installation This does not imply that this product guarantees FCC compliance in any given system It is the responsibility of the installing systems manufacturer to insure system assembly EMC compliance Miniscribe maintains product compliance regarding FCC requirements and will provide technical assistance in securing system product complianc...

Страница 22: ...NE AND MOUNTING DIMENSIONS 19 011 I 8 00 i 02 ll I _I 1 68 01 L L I I 7 ax 16 32 UNC 2B TAP 6 01 r 1 88 02 3 12 02 t 88 01 FRONT f ACE PLATE PD w ER CONNECTOR 2 5 l J3 1 1 62s x l J_ 86 01 MA 39 0l T 5 75 01 I S 50 03 ...

Страница 23: ...re mounted within the sealed enclosure of the head disk assembly in close proximity to the read write heads Their functions are to provide head selection 0 through 6 read data preamplification write data circuitry and servo data preamplification The microprocessor controlled printed circuit board contains the necessary electronic circuits to perform the following tasks 1 read writing of data 2 ind...

Страница 24: ... as a control signal for the actuator to provide track crossing signals during a seek operation provide track following signals duri g on cylinder operation and provide timing infcr tion such as index start of a track and servo clock 3 4 HEADS AND DISKS The 3180E employs composite Read Write heads on Whitney tyle sliders and flexures to provide aerodynamic stability superior head disk compliance a...

Страница 25: ... constant internal air filtration In addition a breather filter provides a clean equalized pressure between internal air and ambient to the HDA for the life of the drive 3 7 AUTOMATIC CARRIAGE RETRACT AND LOCKING If power is removed from the drive during a normal power down or in the event of a power failure the actuator assembly will automatically retract and be locked in a non data area located ...

Страница 26: ...RS All ccntrol lines are digital in nature open collector TLL a d either provide signals to the drive input or signals to the host output Refer to Figure 4 1 for the control signal driver and receiver equivalent circuit and signal level specifications 7438 OR 3 MElERS EQUIVALENT _ _M_AX_ 4 5V 1500 74 l 514 OR EQUIVAl ENT _ NO TE TERMINA110N RESISTORS FOR LINES ORIGINATING AT THE CONlROll ER ARE LO...

Страница 27: ...a either to write or from read the drive Refer to Figure 4 2 for the data signal driver and receiver equivalent circuit HIGH TRUE HIGH TRUE AMO 26LS32 AMO 26LS31 OR EQUIVALENT OR EQUIVALENT NOMINAL UNE x LOGIC 0 LINE Z 106n FLAT RIBBON LOGIC 1 NOMINAL Fig11re 4 2 DATA SIGNAL DRIVER AND RECEIVER CIRCUIT 4 2 ...

Страница 28: ...ion and recommended types 5 2 J2 CONNECTOR J2 is a 20 pin edge connector on the drive PCB The signals on this connector contain Read or Write data to be trans ferred between the drive and host controller The 20 pins are oriented with even numbered pins 4 and 6 See Figure 5 2 for connector dimensions and Section 7 2 3 for orientation and recommended types 5 3 J3 CONNECTOR The DC power connector J3 ...

Страница 29: ...Jl CONNECTOR CONTROL SIGNALS U o30 oos II 001 BOARD THICKNESS D62 007 j l 060 o10 ID75 0IO I i IOO t 010 ALL DIMENSIONS ARE IN INCHES Figure 5 2 J2 CONNECTOR DATA SIGNALS P3 I 12 VOLTS DC P3 2 12 VOLTS GROUND RETURN P3 3 S VOLTS GROUND RETURN P3 4 5 VOLTS DC Figure 5 3 J3 CONNECTOR PIN ASSIGNMENTS 5 2 ...

Страница 30: ...or Signal Ground Signal Name Source 2 1 Head Select 23 Controller 4 3 Head Select 22 Controller 6 5 Write Gate Controller 8 7 Configuration St3tus Data Drive 10 9 Transfer Acknowledge Drive 12 11 Attention Drive 14 13 Head Select 20 Controller 16 15 Sector AM Found Drive 18 17 Head Select 21 Controller 20 19 Index Drive 22 21 Ready Drive 24 23 Transfer Request Controller 26 25 Drive Select 1 Contr...

Страница 31: ...a Drive 20 Index Drive 6 1 CONTROL INPUT LINES The control input signals are of two types those to be multiplexed in a multiple drive system and those intended to do the multiplexing The control input signals to be multiplexed are Write Gate Read Gate Head Select 2 Head Select 2 Head Select 2 Head Select 2 Transfer Req and Command Data The signals to do the multiplexing are Drive Select 1 Drive Se...

Страница 32: ... 2 3 Dri 1e S le 1 1 Einary Address Address out 0 0 0 b Sel ct 0 0 1 1 0 1t 0 1 0 2 in 0 1 1 3 0 1t 1 0 0 4 in 1 0 1 5 out 1 1 0 6 in 1 1 1 7 HEAD SELECT 2 I I 21 I 22 AND 23 These four lines allow selection of each individual read write head in a binary coded sequence Head Select 2 is the least significant line Heads are nurr bered 0 through 6 When all Head Select lines re high inactive head O wi...

Страница 33: ...e data PLO Sync field This line shall be protected from terminator power loss by implementa tion of an equivalent circuit shown in Figure 6 3 l AO l LO IY1t AODflESS NJlt NJlt TE l O IY lt DATA DATA DATA FORMAT I S ftlC S1NC f1ELD CM CK l AO Sl JCE SlNC SlNC f IOJ CM CK l AO SPUD IYTt l AntJIN IYTES 2 I IY11 l AT IDN IY1ES IYTES m EJIANC I IY11 IY1tS 1 IY11 CAP i ___I 111 AIUNG DCE OI ADDft SS MAl...

Страница 34: ...QUIR D ONLY ntC DISK IS R AO AFTER A FORMAT ANO PRIOR TO A DATA nELD WRiTE UPDATE CONlROl L R MUST R JNl11MJZE llMINC TH EAQ4 SECT PULSE NEED NOT 0 ACltVATE WRITE CA YrfilTE GATE Figure 6 2 FIXED SEC OR WRITE GATE PLO SY C FOP MAT TIMING ffi 3 9KO PART Of n tE TERMINATOR RESISTOR PACK IN niR LAST DRIVE Of THE DAISY CHAIN PERMANENllY LOCATED IN 1HE DRIVE OR EQUIVALENT PART Fig l re 6 3 WRITE GATE T...

Страница 35: ...or line termination COMMAND DATA When presenting a command 16 information bits of serial data plus parity will be presented on this line This data is to be controlled by the hand shake protocol with signals Transfer Req and Transfer Ack Upon receipt of this serial data the drive will perform the required function as spec ified by the bit configuration Data is transmitted MSB first See Table 6 4 fo...

Страница 36: ...ITS 11 8 BITS 11 0 TO CONTP OL 0 0 0 0 Seek No Yes No 0 0 l P eC 3 libr3 te No No Ne 0 0 1 0 Request Status Yes No Yes 0 0 1 1 P uest Conf Yes No Yes 0 1 0 0 Select Hd Group No Yes No 0 1 0 1 Control Yes No No 0 1 1 0 Data Strobe Offs Yes No 0 1 1 1 Trk Offset Yes No No 1 0 0 0 Initiate Diag No Yes No 1 0 0 1 Set Bytes per Sec No Yes No 1 0 1 0 Reserved 1 0 1 1 Reserved 1 1 0 0 Reserved 1 1 0 1 Re...

Страница 37: ...esponses shall be odd Request Standard Status When the command modifier bits 11 8 of the Request Status command is 0000 the drive will respond with 16 bits of standard status Bits 15 12 of this status are defined as state bits which do cause Attention to be asserted Bits 11 0 of this status are fault or change of status bits that cause Attention to be asserted each time one is set See Section 6 2 ...

Страница 38: ... Seek fault l Write gate with track offset fault l Vendor unique status available l Write fault l Removable media changed has been changed since last status request Conditions that can cause write fault are Att 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 VD 1 1 a Write current in a head without Write Gate asserted or no write current with Write Gate asserted and the drive selected b Multiple heads selected no h...

Страница 39: ...k Track zero signal not detected after a seek Comparator ismatch after a seek CoMparator ismatch during a seek Unexpected interrupt from processor Time out on non GB pattern during a rezero Time out on GBl pattern during a rezero Time out on GB2 pattern during a rezero Seek range error Voltage unsafe Track offset fault Write fault Reser ed Time out on End Der el during a rezero Time out on CYL Pul...

Страница 40: ...15 14 12 11 10 9 8 7 i r 1 3 2 1 0 F 1nct ion 0 Magnetic Disk Drive Format Speed Tolerance Gap Required Track Offset Option Available Data Strobe Offset Option Available Rotational Speed Tolerance is 0 5 Transfer Rate 10 Mhz Transfer Rate 5 Mhz 10 M z Transfer Rate 5 Mhz Removable Cartridge Drive F i v ed Drive Spindle Motor Control Option Implemented Head Switch Ti l e 15 sec RLL Encoded Not MFM ...

Страница 41: ...per sector hard sec only See Note 2 Number of sectors per track hard sector only Bits 15 8 Reserved 0 Bits 7 0 bytes per ISG 16 Min bytes per PLO sync field Bits 15 8 Reserved 0 Bits 7 0 bytes per PLO sync field required when READ GATE is asserted 14 Number of words of vendor unique status available Bits 15 8 Reserved 0 Bits 7 0 Number of vendor unique status words 1 Reserved 0 Vendor Identificati...

Страница 42: ...of ve dor unique stAt s o Pt l ilable Vendor identification e Ven1or Identification 1111 Bits 15 8 identify the vendor The vendor identification code for Miniscribe is 14 hex 101 f Control 0101 This command causes the control oper tions specified by bits 11 B to e perfor ed as shown in Table 6 10 The spindle motor o trol option is availa le only hen the rive is j per configured for that option If ...

Страница 43: ...cified by bits 11 8 as shown in Table 6 11 Only one offset in either direction is sup ported When a track offset command is issued Command Complete will be inactive for approximately 2 5 msec to allow for settling A track offset command will inhibit any attempted write operations to the drive If a write is attempted with track offset a write gate with track offset fault will be reported Table 6 11...

Страница 44: ...for ha secta operation If the drive is ju er configured for soft se to ed opera tion an invalid command fault will be reported if a set byte per se tar command is issued Th range of allowed number af unformatted bytes per sector in the command parameter is between 162 and 4095 bytes in one byte incre ents If the number of bytes in the command p ra eter is not within the range of 162 and 4095 bytes...

Страница 45: ... ON LAST BIT Figure 6 4 ONE BIT TRANSFER TIMING TO DRIVE TRANSFER REQ 0 1 I I z J 50 ns MIN I 40 ns MIN 0 0 ns MIN 1 t i 10 ms MAX 10msMAX 10msMAX i i 0 1 0 ns MIN _ 1 tl TRANSFER ACK 1 ____ _o_m_s_M_A_x ___ 50 ns MINI L l t Ons MIN CONFlG 0 IZWA W 1 STATUS DATA 1 Al ______ v_A_u_D_____ _ _ EXCEPT ON LAST BIT Figure 6 5 ONE BIT TRANSFER TIMING FROM DRIVE 6 16 ...

Страница 46: ...the beginning of the PLO sync field 0 WRITE GATE 1 0 ADDRESS MARK ENABLE 1 100 NS MIN T1 2 4 BIT TIMES 1 o 100 NS M N Figure 6 6 WRITE ADDRESS MARK TIMING 6 2 CONTROL OUTPUT LINES The output control signals are driven with an open collector output stage capable of sinking a maximum of 48 mA at low level or true state with maximum voltage of 0 4V measured at the driver When the line driver is in th...

Страница 47: ... typical operation This configuration status serial data will be presented to the interface and trans ferred using the hand shake protocol with signals Transfer Req and Transfer Ack See Figure 6 5 Once initiated 16 bits plus parity will be trans mitted MSB first The parity utilized shall be odd TltAHSFDI lt Q ntOW CCJHTllOUDI COWUANO OATA OW CCIHTllOUDI TltAHYtll AOC ntOW Ollllf CONF IC STATUS OAT...

Страница 48: ...onfiguration status informa tion shown in Table 6 8 is returned for each configur tion command with those modifiers Upon notification that vendQr unique status is available the drive prod11ct wi11 return one word of unique status a shown in T ble 6 6 STATUS RESPONSE BITS In response to the Request Status com and see Section 6 1 5 1 16 bits of status information is returned tQ the controller Refer ...

Страница 49: ...the reciprocal of the rotational speed Figure 6 10 This signal is available on the command cable J1 P1 gated and on the data cable J2 P2 ungated SECTOR ADDRESS MARK FOUND These two signals are mutually exclusive and there fore share this line The signal that is used is determined by the NRZ data transfer control im plementation These signals are available en the command data Jl Pl gated and on the...

Страница 50: ...DDRESS MARK O ENABLE 1 ADDRESS MARK O FOUND 1 igure 6 8 SECT0R PULSE TIMING ADDRESS MARK 0 ns MIN I 100 ns MAX r REFERENCE CLOCKS READ GATE 0 8 MAX 1 T1 MINIMUM TIME DETERMINED BY DRIVE MANUFACTIJRER LEADING EDGE INOICATES THE LOCAllON OF THE END Of AN ADDRESS MARK Figure 6 9 READ ADDRESS MARK TIMING 6 21 ...

Страница 51: ...data between the drive and the host system are differential in nature and may not be multiplexed These lines are provided at the J2 P2 connectors on all drives Four pair of balanc 0 d signals are used for the transfer of data and clock NRZ Write Data NRZ Read Data Write Clock and Read Reference Clock Figure 4 2 illustrates the recommended driver receiver circuit 6 3 1 6 3 2 NRZ WRITE DATA This is ...

Страница 52: ...LAR PERIOD SYMMETRY SHALL BE IN 4 NS BETWEEN ANY rwd ADJACENT CYCLES DURING READING OR WRITlNG _ EXCEPT DURING A HEAD CHANGE OR PLO SYNCHRONIZATION TI iE CLOCK v A RIANCES FOR SPINDLE SPEED ANO C1RCUI f TCLERANCES SHALL NOT VARY MORE THAN 5 5 TO 5 0 PtiASE RELATIONSHIP BETWEEN REFERENCE CLOCK ANO NRZ WRITE DATA OR WRllt CLOCK IS NOT DEFINED THE llt CLOCK MUST BE THE SA ME FREQUENCY AS n tE DRIVE S...

Страница 53: ...ould be supplied before beginning a write operation and should last for the duration of the write operation 6 4 READ WRITE AND FORMAT PARAMETERS 6 4 1 GENERAL SUMMARY OF CRITICAL READ FUNCTION TIMING PARAMETERS Controller variations of the read timing are allowed if the following drive dependent parameters are met a Read Initialization Time A read operation must not be initiated until 8 usec follo...

Страница 54: ...e Recovery Time A U ing head selection is tahilj7ca t he ti e lapse from deactivating Read Gate to activating Write Gate shall be 5 Reference Clock periods minimum b Write Clock to Write Gate Timing Write Clocks must precede Write G te hy minimum of 2 1 2 Reference Clock periods c Write Driver Plus Data Encoder Turn On Write Gate The Write Driver Plus write splice width erence Clock periods Data E...

Страница 55: ...ks Valid Time The Read Reference Clock line will contain valid Read clocks within 2 clock periods after PLO synchronization is established Pulse widths will not be shortened during the Reference Clock to Read Clock transition time but missing clocks may occur for up to 2 clock periods i Write Propagation Delay Write Data received at the I O connector will be delayed by the Write Data Encoder by up...

Страница 56: ... 4 3 3 Figure 6 11 FIXED SECTOR FORMAT INTERSECTOR GAP ISG The minimum Intersector Gap size is determined from the configuration data The Intersector Gap provides separation between each sector The gap size is chosen to provide for a Drive required Write to Read recovery ti e ini um ti e between deassertion of Write Gate and assertion of Read Gate b Drive required head switching time c Control dec...

Страница 57: ...ul information groupings such as bytes and indicates to the controller the beginning of the address field information It is recommended that the Byte Sync Pattern contain more than a single 1 bit for a greater confidence level of detection c Address Field These bytes are user defined and interpreted by the user s controller A suggested format consists of 5 bytes which allows 2 bytes to define the ...

Страница 58: ...ice 1 Byte Minimum This byte area is required by the drive to allow time for the write drivers to turn on and reach recording amplitude sufficient to ensure data recovery This byte should be allowed for in the format and the controller should send OO s during this byte time b PLO Sync Bytes These bytes are required when reading to allow the drive s phase locked oscillator to become phase and frequ...

Страница 59: ...field check codes The controller should send OO s during these byte times FIXED SECTOR WRITE GATE PLO SYNC FORMAT TIMING See Figure 6 2 ADDRESS MARK SECTORED IMPLEMENTATION CONTROLLER SOFT This section is included as an example to give meaning to the definitions given 6 4 4 1 6 4 4 2 FORMAT RULES The purpose of a format is to organize a data track into smaller sequentially numbered blocks of data ...

Страница 60: ...and Address Mark Enable active simultaneously Detection of Address Mark indic tes the location of the beginning of a sector R U T 1SG SPEEll 00 Teo 11 C CAP_ OC l l S cAS All OIAWl CS ONl T ANO AT 8C Sl1ll ICTIJll t TO SUIT IHOIWlUAl CUS10W JI llCOUlll I0 1 TS 1MC OT 0 0t IY1D IS U Cll IJOMl l lO S nOC 10 0 AHO ISC 1tf AS llCrOR10I 8C llCSl ONS TO 1M 11 0UCS1 Cl NflQ tlA IOI a MIANOS 8 AU l flt IN...

Страница 61: ...d by the trailing edge of the Address Mark Enable signal when Write Gate is true See Figure 6 1 The 3180 series drives are shipped with a defect list that is written in the ESDI Rev F recommended format The defect list resides on Sector 0 of cylinder 1249 and is repeated on cylinder 1241 This allows for redundancy should an error occur on the maximum cylinder The Sector O or any surface will conta...

Страница 62: ... LOCATIONS MONTH DAY YEAR HEAD PAD PAD oc 10 00 00 DEFECT LOCATION 5 ems C Yl C Yl eY1 am ERROR MSB LS8 COUNT COUNT l ENCTH MSB LSB BITS em COUNT f ROM INDEX TO DEFlNE START or DEFECT N01 RESOLUTION DEF ECT LOCATION END or LISTING IS s nLLED O ENO OF i ATA FIEl 0 5 eY1 S OF t S MINIMUM TO TERMINATE OR ENO OF SECTOR NOTE E DFECT UST 15 RECOROEC MSB F 1RST PLO S tNC F1E1 D AND ISG ARE AS REPORTED IN...

Страница 63: ...VE FAILURE TO FOLLOW THESE PRECAUTIONS COULD LEAD TO AN IMMEDIATE CATASTROPHIC DRIVE FAILURE OR A PREMATURE RELIABILITY FAILURE WHEN THE DRIVE IS REMOVED FROM THE MINISCRIBE SHIPPING CONTAINER AND NOT IMMEDIATELY SECURED WITHIN A CHASSIS THROUGH ITS SHOCK MOUNTS IT MUST BE STORED ON A PADDED GROUNDED ANTISTATIC SURFACE FAILURE TO COMPLY WITH THE ABOVE PROCEDURE WILL RENDER NULL AND VOID ALL WARRAN...

Страница 64: ... outer subsequent reuse of end and the carton cushions the inner carton and store for STEP 7 Inspect the drive for shipping damage loose screws or components and correct if possible If damage is evident without noticeable damage to the shipping cartons notify Miniscribe immediately for drive disposition Figure 7 1 SINGLE PACK SHIPPING CONTAINER 7 2 ...

Страница 65: ... them drive from cardboard the carton by the sleeve containing Take each drive from cardboard sleeve and remove from anti static bag Place the drive on a protective foam pad and inspect the drive for shipping damage loose screws or components and correct if possible If damage is evident without noticeable damage to the shipping carton notify Miniscribe immediately for drive disposition Once all th...

Страница 66: ...Figure 7 2 MULTIPACK SHIPPING CONTAINER MINISCRIBE DRIVE IN ANTISTATIC BAG _ FOAM OUTER CARTON 7 4 ...

Страница 67: ...d below 7 2 1 7 2 2 POWER AND INTERFACE CABLES AND CONNECTORS Figure 7 3 shows locations of the power and inter face connectors Pin assignments for Jl J2 and J3 are listed in Section 6 1 The interface connection is made through connectors Jl and J2 on the 3180E printed ci rcui t board The control cable interconnects the controller and Jl the data cable interconnects the controller and J2 See Figur...

Страница 68: ...Figure 7 3 OPTION JUMPER TERMINATOR AND CONNECTOR LOCATIONS c i J7 I 7 6 J23 J21 om JS10 J1 J8 I ...

Страница 69: ... ground connector is a fasten type connection If wire is used the hole in the connector will accommodate wire size of 18 AWG max Recommended mating connector AMP pin 61761 2 or equivalent 7 3 3180E DRIVE OPTIONS 7 3 1 DRIVE ADDRESSING AND INTERFACE TERMINATION Figure 7 3 shows the locations of the three Jl5 drive address jumpers for drive address selection drive address 1 through 7 and interface t...

Страница 70: ...nstalled the drive is configured to operate in the hard sectored mode The SECTOR ADDRESS MARK FOUND interface signal is used to transmit sector pulses to the host controller The number of bytes sector may be specified using the SET BYTES PER SECTOR command or by selecting a default sector configuration with option Jumpers J12 and J13 Three fixed sectored and one soft sectored format is available a...

Страница 71: ...ndard mounting for 5 1 4 Winchester Disk Drives the same as for 5 1 4 flexible disk drives See Figure 2 1 The 3180E is designed to be used in applications where the unit may experience shock and vibration at greater levels than larger and heavier disk drives The drive may be mounted in any attitude The 3180E is mounted using 6 32 UNC screws 1 4 maximum penetration The customer must allow adequate ...

Страница 72: ... 2 _ _ J3 mm SPADE COllECTOi 1 ____ 2 _____ f7 DATA N Lcj J1 TERMINATOR LAST r DRIVE ONLY I q J2 DRIVE llN _ _ J3 ClOalD 1 smE comcm ui J DC VOLTAGES RADIAL __ FRAME GROUND NOTE MAXIMUM NUMBER OF DRIVES 7 NOTE INTERFACE TERMINATORS RP i ANO RP17 ARE INSTALLED ONLY IN THE LAST PHYSICAL DRIVE IN lHE CONTROL CHAIN MAXIMUM NUMBER OF DRIVES 7 7 10 ...

Страница 73: ...the terminator packs in all but the last drive in the daisy chain Refer to Figure 7 3 for terminator locations and Figure 7 4 for cable inter connections for multiple drive systems KEYING NOTCH BETWEEN PIN 4 AND 6 KEYING NOTCH BETWEEN PIN PIN 1 4 ANO 6 PIN 19 BACK ENO VIEW OF ORtyE Figure 7 5 CONNECTOR ORIENTATION 7 6 DIAGNOSTICS 7 6 1 DIAGNOSTIC MODE This section covers the Miniscribe 3180E Error...

Страница 74: ... repeat cycles words 1 0 second off EXAMPLE lA 011010 0 1 2 sec FLASHING 1 2 sec OFF 1 1 2 sec ON 1 2 sec OFF 1 1 2 sec ON 1 2 sec OFF 0 1 2 sec FLASHING 1 2 sec OFF 1 1 2 sec ON 1 2 sec OFF 0 1 2 sec FLASHING 1 0 sec OFF Listed below are the binary to hexadecimal conversion values 00 000000 10 010000 30 110000 01 000001 11 010001 31 110001 02 000010 12 010010 32 110010 03 000011 13 010011 39 1110...

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Страница 76: ... a MiniC rr iho lilr I 111 II 1 UJ So tor Data Storage 1861 Lefthand Circle Longmont Colorado 80501 303 651 6000 Printed In U S A ...

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