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Summary of Contents for 9130K

Page 1: ... SERVICE MANUAL HP 9130K Flexible Disc Drive Service Documentation Hewlett Packard Greeley Division 3404 East Harmony Road Fort Collins Colorado 80525 ...

Page 2: ...dling Discs 1 5 Do 1 6 Don t 1 7 Write Protection 1 9 Chapter 2 Interface Information Introduction 2 1 Interface 2 1 Primary Power Requirements 2 1 Signal Line Description 2 3 Input Control Lines 2 3 Output Status Lines 2 4 Typical Interface Drive Receiver Circuit 2 8 Chapter 3 Theory of Operation Introduction 3 1 Flexible Disc Recording Fundamentals 3 1 Index Pulse Shaping Network 3 3 Write Prote...

Page 3: ...djustment 5 10 Write Protect Switch Adjustment 5 12 Read Write Test 5 12 DSU Controls and Indicators 5 13 Disc Service Unit Operation 5 16 Packaging Instructions 5 17 Test Point Location and Waveforms 5 19 Chapter 6 Schematic Diagrams Introduction 6 1 Chapter 7 Replaceable Parts Introduction 7 1 Figures 1 1 Physical Dimensions 1 4 1 2 Head Media Critical Requirements 1 6 1 3 Damaged Media 1 8 1 4 ...

Page 4: ...8 5 6 Head Azimuth Waveform 5 9 5 7 Track 0 Switch Retaining Screw 5 9 5 8 Track 0 Waveform 5 10 5 9 Index Detector Retaining Screw 5 11 5 10 Index to Burst Waveform 5 12 5 11 Write IF Waveform 5 13 5 12 Write 2F Waveform 5 13 5 13 DSU Controls and Indicators 5 14 5 14 9130K DSU Test Setup 5 16 5 15 Foam Latch Insert 5 17 5 16 Inner Box 5 18 5 17 Foam End Caps 5 18 5 18 Outer Box 5 19 5 19 Test Po...

Page 5: ...ability write protect sensor track 0 sensor index sensor and activity LED on the front panel Each drive module also contains a servo control board which controls the DC drive motor speed and a drive electronics board which interprets and generate control signals controls movement of the read write head to the correct position and also reads and writes data The flexible magnetic medium used in the ...

Page 6: ...on 052 This option consists of the mechanical drive assembly with servo board and front panel PIN 4040 1915 and brown latch PIN 4040 1913 and associated hardware Environmental and Physical Specifications Recording Specifications HP Physical Track Format Recordng Mode Modified Frequency Modulated MFM Rotational Speed 300 RPM 1 5 4 5 RPM Bit Density 5456 BPI Track 34 Tracks Per Inch 48 Sides Per Dis...

Page 7: ...kwise on tracks 16 and 34 Power Requirements 12VDC 0 6V 900ma nominal 5VDC 0 25V 600ma nominal Media Life Revolutions 2 500 000 revolutions on any track Head Life More than 15 000 hours of operation with HP media Physical Dimensions and Weight Figure 1 1 illustrates the physical dimensions Weight 2 04Kg 4 5 lbs Height 85 85mm 3 38 inches Width 149 1mm 5 87 inches Length 203 2mm 8 inches Performanc...

Page 8: ...s to the recording surface Both sides of the flexible disc are used for data storage By using flexible discs indentified as double sided up to 25 megabytes of data can be stored on each disc Since some of the storage is used in subsystem overhead the exact amount available for user storage depends upon the controller subsystem Refer to the appropriate mainframe programming or reference manual for ...

Page 9: ...n which dust smoke moisture oil or chemical vapor or other foreign matter are present Also be sure to strictly follow the disc handling gUidelines The critical elements involved in the read write process are shown in Figure 1 2 The read write heads must maintain contact with the media during the read and write opera tions Also shown are various types of contaminants and their size relationships A ...

Page 10: ... failure from contamination or wearout YOUR ONLY PROTECTION AGAINST DATA LOSS IS FREQUENT BACKUP OF DATA FILES Return Disc to Storage Envelope when Not in Use This is the single most important thing to remember about handling a disc because it prolongs disc life by protecting it from dust and scratches Be tween uses discs should be stored upright in a dust free container The box that the discs are...

Page 11: ...Drive when Not in Use Remove the disc completely from the drive when access is not needed for an extended period of time Use a Felt Tip Pen to Label Discs Use a soft felt tip pen to label the disc and be careful to write only in the label area provided Avoid the exposed media while labeling the disc If possible write on the large labels BEFORE applying them to the disc jacket Replace Discs Frequen...

Page 12: ...pose of the old disc Disc Loading CAUTION IF MEDIA IS EVER DESTROYED IF IT LOOKS ANYTHING LIKE THE PHOTO BELOW IN YOUR 9130K DISC DRIVE STOP USING THE DRIVE UNTIL IT CAN BE SERVICED THIS IS EXCEPTIONALLY IMPORTANT AS CONTINUED USE OF THE DRIVE WILL DESTROY MORE MEDIA IMMEDIATELY CALL YOUR NEAREST HP SALES SERVICE OFFICE SEE THE LIST IN THE BACK OF THIS MANUAL FOR THE NEAREST OFFICE Figure 1 3 Dama...

Page 13: ... protect notch on the jacket of the disc is covered see Figure 1 4 When the notch is uncovered data can be written on the disc The write protect notch may be covered by placing a tab over the notch on the top side of the disc jacket and then folding it over the edge to cover the notch on the bottom side Installation of the tab is shown in Figure 1 5 WRITE PROTECT NOTCH L o TAB o Figure 1 5 Write P...

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Page 15: ...r J1 is located on the rear edge of the drive electronics board The 34 pin edge connector mates with the HP connector part number 1251 3916 Primary Power Requirements 12VDC 0 6VDC 900MA MAX 5VD 0 25VDC 600MA MAX Maximum ripple 100 MV PP DC power is supplied through a 4 pin connector J2 The mating connector not supplied is HP part number 1251 4525 Four contacts PIN 1251 4615 are also required The c...

Page 16: ...ive Select 3 10 Drive Select 0 12 Drive Select 1 14 Drive Select 2 16 Motor On 18 Direction Select 20 Step 22 Composite Write Data 24 Write Gate 32 Side One Select Component Side Output Status Lines Signal 8 26 28 30 34 Component Side NOTE Description Index Track 0 Write Protected Composite Read Data Connector Clamp The drive electronics and bus lines use negative true logic 34 2 Figure 2 2 Connec...

Page 17: ...eously Motor On A low logic level on this line causes the drive motor to accelerate and stabilize in less than 250 msec When this line goes high the drive motor decelerates to a stop Direction Select and Step Lines When a disc drive is selected a low pulse greater than 1 Lsec but less than 2 msec appearing on the step line initiates head assembly motion The direction of this motion is determined b...

Page 18: ...c level selects the side 0 read write head and a low logic level selects the side 1 read write head Output Status Lines Index An index pulse occurs once every revolution of the disc 200 msec nominal to indicate the begining of a track The leading edge of this signal is used to insure data accuracy during format The index line remains low for the duration of the index pulse Track 0 This line indica...

Page 19: ..._________ ________ DRIVE SELECT i VALlDTRKOO AND WRT PROT t OUTPUT 250 MSEC MAX DIRECT10N t t _ SELECT I 1 jJ sMIN WRITE DATA __ _ I JIO I U JiI ___ VALID READ DATA ___ __ 2_0_M_S_M_IN ___ 75 MS MAX 1 14 250 MSEC Figure 2 3 General Control and Data Timing Requirements ...

Page 20: ...2 6 Interface Information J3 ISHUNT _ BLOCK J4 Figure 2 4 Connector Location Figure 2 5 Connector J4 Pin Out ...

Page 21: ...Common 7 NC 8 NC 9 NC 10 Activity LED Signal Cathode 11 Activity LED V Anode 12 NC 13 NC 14 Index V LED Cathode 15 Index Signal Detector Emitter 16 Index Detector Collector 17 GND 18 NC 19 Not Used 20 Not Used 21 NC 22 GND 23 04 24 02 25 01 26 03 27 GND 28 N Motor On 29 NC 30 Motor GND 31 Motor Power 10 Figure 2 6 Connector J3 Pin Out ...

Page 22: ...ead 2 R W Coil 10 Shield J 10 Figure 2 7 Servo Electronics Board Jl Pin Description 1 Tach 2 Tach 3 Motor Power 4 Motor Return 5 NC 6 NC 7 N Motor On 8 NC 9 GND 10 12V Typical Interface Drive Receiver Circuits The output control lines have the following electrical specifications True Logical Zero Vout O 4V max lout 48ma MAX False Logical One Vout 2 4V min lout 250ma max J1 1 I a I I ...

Page 23: ...Interface Information 2 9 DRIVER RECEIVER I INTERFACEI 74160R EQUIVALENT BUS 74LS040R EQUIVALENT _ _ _ _ _ 10 FEET L MAX Figure 2 8 Typical Interface Driver Receiver Circuit ...

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Page 25: ...slice shaped regions called sectors Each sector can contain up to 256 bytes of data Surface track and sector information is used to reference data location on the disc Data is encoded on the disc ones and zeros by changing the orientation of small magnetic dipoles in the magnetic coating on the disc There is no correlation between the magnetic polarity of the dipoles and the ones and zeros The one...

Page 26: ...riations in disc rotational speed index detector alignment variations and time for the hardware to prepare for the next field The logical sectors are numbered consecutively However the sectors see Figure 3 2 may occur in any physical order around the track This allows the sectors to be staggered to optimize system performance interleaving The outermost track on the disc is track 0 and the innermos...

Page 27: ...s of a switch which is opened when a write protected disc is inserted into the drive This signal is delayed by an RF filter to eliminate transient noise from the switch This will cause the write protect line Jl 28 to go low and TP9 to go high Track 0 Switch The level on the Track 0 interface line is a function of the head assembly position When the head assembly is positioned at track 0 and the st...

Page 28: ...ere are 4 drive select lines connected to the data electronics A shunt block determines the drive number The drive number is established by clipping three of the jumpers on the shunt block or adding a shunt to an empty block When the selected drive select line is pulled low the data circuitry is enabled and the drive is conditioned to respond to step or read write commands Writing Data The write e...

Page 29: ...ECT WRITE ENABLE SIDE SELECT READ DATA DRIVE MOTOR ENABLE SWITCH TRACK POWER 00 ON SWITCH CIRCUIT HEAD DC POSITION STEPPER CONTROL MOTOR tWRITE BUSY WRITE CURRENT HEAD f4 ASSEMBLY SOURCE I READ AMPLIFIER and DIGITIZER SPINDLE MOTOR DC DRIVE DRIVE MOTOR CONTROL f SERVO ELEC BOARD HEAD BIAS Figure 3 4 9130K Functional Block Diagram Theory of Operation 3 5 ...

Page 30: ... DATA pulse At the end of recording at least one additional pulse on the WRITE DATA line must be inserted after the last significant WRITE DATA pulse to avoid excessive peak shift effects The TRIM ERASE signal must remain true for 800 f 1sec after the termination of WRITE ENABLE to ensure that all recorded data are trim erased This value is again optimized between the requirements at Tracks 0 and ...

Page 31: ...the read switch returning to the Read mode Referring to Figure 3 6 the output signal from the read write head is amplified by a read amplifier and filtered to remove noise by a linear phase filter The linear output from the filter is passed to the differentiator which generates a waveform whose zero crossovers correspond to the peaks of the read signal This signal is then fed to the comparator and...

Page 32: ...sembly Servo Electronics Assembly Latch and Front Panel Assembly Servo Motor Media Lift Inhibitor Drive Belt Activity LED Index Emitter Detector Assernbly WARNING REMOVE POWER TO THE DISC DRIVE BEFORE REMOVING ANY ASSEMBLY NOTE Unless otherwise noted in the procedures the disc drive assemb lies are installed by reversing the procedures given for their re moval The following tools are required to d...

Page 33: ... A and slide the board toward the rear of the drive so that the notches in the sides of the board are centered about the two side retainers Lift the board from the drive and place on a clean dry surface The servo electronics assembly A2 is removed by disconnecting connectors P20 and P2I and then removing the two screws B Be careful not to lose the two fiber spacers C located behind the board when ...

Page 34: ... REMOVING ANY ADDITIONAL HARDWARE BE SURE TO PLACE A LARGE RUBBER BAND AROUND THE DRIVE UNIT AS SHOWN IN FIGURE 4 3 TO KEEP THE CONE ASSEMBLY IN PLACE IF THIS IS NOT DONE THE HEAD RETURN SPRING WILL BE DAMAGED Remove the two screws E and lift the latch out from behind the front panel Next slide the collar from around the activity LED toward the rear of the drive Slide the LED out of its holder in ...

Page 35: ...nd Latch Removal Two screws hold the index emitter detector in place The emitter retaining screw H holds the emitter block in place on the cone assembly The detector retaining screw I is located in the depression on the bottom of the drive casting ...

Page 36: ...contents of the 9130K service kit are as follows Part Number 09130 69600 09130 66501 09130 66500 4040 1636 4040 1856 4040 1635 1600 1137 0510 0042 1400 0249 0950 0448 3140 0654 7121 1451 Description Drive mechanical assembly with servo electronics HP front panel and grey latch same as 9130K Opt 51 Drive electronics board Servo electronics board HP latch grey HP latch brown HP front panel Media lif...

Page 37: ...ure If there is a high soft error rate problem closely examine the customer s media for contamination and wear Be sure to stress proper disc handling and use Another important point to be noted is that the 9130K disc drive is not a high duty cycle Virtual Memory type device The 9130K reliability is not linear with its use High read error rate Possible Failure Media misuse and abuse Corrective Acti...

Page 38: ...form and may be done at the customers location The E number following the TP number is for the 82901 66515 drive boards only Spindle motor sp ed adjustment Spindle drive belt adjustment Spindle Motor Speed Adjustment The spindle motor speed should be re adjusted whenever a new spindle motor or servo electronics board is installed Refer to Figure 5 1 while making this adjustment Required Tools Alig...

Page 39: ... on the counter display This will assure a 300 RPM spindle speed CAUTION USE AN INSULATED SHANK FLAT BLADE SCREWDRIVER OR ALIGNMENT TOOL TO AVOID SHORTING OF THE TRAN SISTOR LEADS ON THE TANDON DESIGN SERVO BOARD 1 0 1 pJ 9130 66500 SPEED ADJUST POTENTIOMETER TANDON BOARD J Figure 5 1 Spindle Motor Speed Adjustment Spindle Drive Belt Adjustment This adjustment is to ensure proper drive belt tensio...

Page 40: ...the large end rests against the spindle pulley 4 Slightly loosen the spindle motor retaining screws and move the motor until it rests firmly against the adjustment tool 5 Re tighten the spindle motor retaining screws and reinstall the drive belt NOTE There is a good chance that the drive motor is not exactly perpen dicular to the drive casting on which it is mounted This will cause the drive belt ...

Page 41: ...oscope Dual Power Supply 5VDC and 12VDC Disc Service Unit DSU DSU Adapter Cable Alignment Disc Torque Driver 1 Posidriv Screwdriver 2 Posidriv Screwdriver 3 16 Thin Wall Nutdriver HP 1740A or equivalent HP 6253A or equivalent PIN 12748 60006 or equivalent PIN 09130 61606 or equivalent PIN 9164 0151 PIN 8710 0670 PIN 8710 0899 PIN 8710 0900 PIN 8720 0001 The 9130K flexible disc drive must have powe...

Page 42: ...ect and setup the scope as follows Connect channel A to TP7 E7 INDEX and ground lead to TP6 El1 Connect channel B to TP4 E4 READ DATA and ground lead to TP6 El1 Trigger Display Volts DIV Time DIV Internal on channel A POS Channel B 2V DIV using a 10 1 probe 20ms DIV 5 With the scope connected the pattern shown in Figure 5 4 should be observed 6 Both lobes of the pattern should be equal in amplitud...

Page 43: ... To determine whether the head azimuth is out of limits perform the following procedures Connect channel A of the scope to TP4 E4 and ground lead to TPIO EIL Connect channel B to TP7 E7 and ground lead to TP6 EIL Setup the scope as follows Trigger Internal on channel B pas Display Channel A Volts DIV 02V DIV Time DIV Ims DIV The waveform observed at TP4 E4 should look similar to that of Figure 5 6...

Page 44: ...properly adjust the track 0 switch follow these steps in the order shown 1 Connect the equipment as shown in Figure 5 3 2 Disconnect connectors P5 and P6 from the front of the drive board 3 Remove the drive board retaining screws and carefully lift the drive board from the drive assembly 4 Slightly loosen the track 0 switch retaining screw shown in Figure 5 7 Figure 5 7 Track 0 Switch Retaining Sc...

Page 45: ...A paS Channel B 02V DIV using a 10 1 probe 1ms DIV 8 With the scope connected and setup the pattern should be similar to that of Figure S 8 The duration of the pulse from TO to T1 must be lSms or less time TO to T2 20ms or less Figure 5 8 Track 0 Waveform 9 With the torque driver adjusted to 8 inch pounds re tighten the track 0 switch retain ing screw while observing the oscilloscope pattern 10 Re...

Page 46: ...e 1ms DIV 8 The oscilloscope presentation should look like that of Figure 5 10 Maintenance 5 11 9 Loosen the index detector retaining screw Figure 5 9 and move the detector until the INDEX to DATA burst time is approximately 400 f LS I 300 f LS for head O 10 Re tighten the index detector retaining screw using the torque driver set to 8 inch pounds while observing the scope 11 Check the INDEX to DA...

Page 47: ... follows Connect channel A to TP4 E4 READ DATA and ground lead to TP6 E11 Connect channel B to TP7 E7 INDEX and ground lead to TP10 E11 Trigger Display Volts DIV Time DIV Internal on channel a POS Channel B 05V DIV using 10 1 probe 5 1s DIV 4 Apply power and depress and release the DRIVE VALIDATE MOTOR ON and WRITE IF 2F WRITE ENABLE pushbuttons ON the DSU 5 Depress and release the DWRITE IF pushb...

Page 48: ... the test equipment If not replace the drive board DSU Controls and Indicators This section describes the disc service unit DSU controls and indicators A metal front panel overlay is supplied to allow you to exercise the 9130K flexible disc drive A DSU adapter cable P N 09130 61606 is also required to convert the control signals from the ...

Page 49: ...x sensor RD WR DATA DRIVE READY TRKO WRITE PROTECT Lights when DSU is writing on or reading from a disc Lights when the disc drive is ready to be exercised Indicates when the read write head is at track O Indicates when the disc is write protected The DSU switch functions are follows KEYPAD STOP Used to establish parameter values for min and max track and step rate Each time a key is pressed that ...

Page 50: ... than 1 5 seconds produces a continuous write MAX TRACK MIN TRACK STEP RATE SEEK TO TRACK ALT SEEK Enters keypad number selected for alternate seek max imum track number Indicator flashes when number en tered is less than the current alternate seek minimum track number At power on or system reset the maximum track number is reset to 76 Enters keypad number selected for alternate seek minimun track...

Page 51: ...EREFORE CERTAIN PRE CAUTIONS MUST BE TAKEN WHEN EXERCISING THE 9130K WITH THE DSU AT POWER ON AND SYSTEM RESET THE DEFAULT MAX TRACK PARAMETER IS SET TO 76 THIS PA RAMETER MUST BE MANUALLY RESET TO 34 TO PREVENT ACCIDENTAL DAMAGE TO THE HEAD POSITIONING ASSEMBLY ALSO CAUTION MUST BE TAKEN WHEN SING LE STEPPING THE HEAD ASSEMBLY SO AS NOT TO EXCEED THE INNER LIMIT OF THE DRIVE 34th TRACK Perform th...

Page 52: ...nto the drive the WRITE PROTECTED LED will be lit 5 Depress the DRIVE VALIDATE pushbutton the drive is selected when the DRIVE VALIDATE pushbutton indicator is lit The remaining DSU functions are now en abled by depressing the selected pushbuttons Packaging Instructions The following instructions are provided to ensure proper packaging for safe shipment of the 9130K flexible disc drive assembly le...

Page 53: ... 9211 3594 as shown in Figure 5 16 Figure 5 16 Inner Box 4 Refer to Figure 5 1 7 and close the inner box and insert into the two foam end caps PIN 9220 3450 Figure 5 17 Foam End Caps 5 Now place the entire package into the large outer box PIN 9211 3595 as shown in Figure 5 18 and seal with reinforced packaging tape ...

Page 54: ...es test point location and waveforms which can be observed at these points To reproduce these waveforms alignment disc PIN 9164 0151 must be used The oscilloscope settings for each waveform is shown for each waveform TP12 TP11 TP5 TP7 TP2 TP4 TP10 TP1 TP3 TPS TP13 Figure 5 19 Test Point Locations 09130 66501 ...

Page 55: ...5 20 Maintenance Ea _ E9 E7 E6 E11 E2 E10 E3 E4 E5 r ca H Figure 5 20 Test Point Locations 82901 66515 TPI TP2 EI E2 READ DATA ANALOG Volts DIV 005V DIV Time DIV lOms DIV ...

Page 56: ...TP3 TP4 E3 E4 DIFFERENTIATED READ DATA ANALOG Volts DIV 01V DIV Time DIV 10ms DIV TP5 E5 READ DATA DIGITAL Volts DIV 1V DIV Time DIV 5us DIV TP6 Ell GROUND Maintenance 5 21 ...

Page 57: ...5 22 Maintenance TP7 E7 INDEX Volts DIV 1V DIV Time DIV 1ms DIV TP8 E9 TRACK 0 Volts DIV 2V DIV Time DIV 10ms DIV Alternate seek track 0 and track 1 Step rate 10ms ...

Page 58: ...lts DIV 1V DIV Time DIV lOms DIV Inserting disc gives positive transition Removing disc gives negative transition TPIO EIO GROUND TPll DRIVE SELECT TP12 U5 5 STEP Volts DIV 2V DIV Time DIV lus DIV NO WAVEFORM Maintenance 5 23 ...

Page 59: ... 24 Maintenance TP13 MOTOR ON Volts DIV 1V DIV Time DIV 10ms DIV Motor on gives negative transition Motor off gives positive transition NOTE E numbers represent test points on the 82901 66515 drive board ...

Page 60: ...le Disc Drive The assemblies for which the schematic diagrams are provided are as follows Drive Electronic Boards 09130 66501 82901 66515 used on 82901X and 82902X drives Tandon Design used on older 82901X and 82902X drives Servo Electronics Board 09130 66500 Tandon Design used on older 82901X and 82902X drives ...

Page 61: ... I WRITE DATA 22 6 DSO 10 DS I 12 f _ _ _ _ 3 D S I W14 _a DS2 14 4l_ JD S 2 W13 _e DS3 6 5 DS3 12 MOTORON 16 DIRECTION 18 h STEP 20 f _ 8 2 K I I I II rr I I 1 14 10 ___ 1 _ I e t __ _ _____o J I R42 IK 5V rF _ _ JI4 28 WRITE PROTECT r r_ q J4 R48 ACTIVITY 5V II LEO r 1 ___________ 3 U3E 4 10 2 NC 12V r _ 4_ _e 4_ 4_ 1 28 MO I L 12V 4 ____ 12V 31 MOTOR PWR 30 MOTOR GND 29 5V 0 4 8 INDEx I I I4 26...

Page 62: ...CR2 B 13 2 JI I 12V R27 5V RIH 9 680 B 220 VRI R29 IK R33 IK 12V 5V II RIF 4 SIDEI 32 WRITEDATA 22 5V 16 RIA 680 I MOTORON 16 411 4 EI2 R34 IK R35 470 12 r 4_ H 10 I V R36 1 96K R37 IK CR3 R38 IK 13 R41 i _ __ V h__ 12V R42 2 2K 47K LC33 Ol 12V CR6 IJ L _ 2L J4 12V 1 4 26 5V PI3 1 MTR PWR MTRON MTRGNO 4 5V GNO Figure 6 2 Drive Electronics Board PIN 82901 66515 ...

Page 63: ...___ _ J i l I I 9 1111 XI 5 5V 5V 12 IK RI C RI E JI 6eJ 680 5V DlRECTION 18 3 5 I CrT 0 2 _ _ _ ____ 6 16 ________ I lJ UI8 3 13 r _b 1 UIB 1 1 5Up STEP 20f 4Il I3 U6 4 6 T 12 t JLOAD j LOAD I 2 3 3U5 S _1 I4DOWN WN I UI L H lHH t t 51_ UU 1188 6 9 l 0 I 0 I L ________ _________e_ I 4 UI9 r U20 I r 5V C jtJ 9 C I l J R60 R61 rl I _____ l B l B B I 3 _ I l 8 1 4 CI5 10K CI6 2B 7K __ 11 22 U22 15 I...

Page 64: ...R RI4 I tlt e_ J NI t 7 N MOTOR ON 2 2K J JR VI 0v ___ ___ _ 4 MOTOR RETURN IK JI I It 4 3 MOTOR PWR GNO 9 __ _4 C4 R3 R4 IK IK R2 1M TACH 2 ____JV _____ _ __I RI 20K TACH 1 12 2 3 C5 01 Tandon Servo Board R6 150K R5 IK 10 9 4 RI4 C3 1M C6 10 i 022 5 8 RII t __ i__ VV r t_ 4 MOTOR RETURN I RI2 I 2 2K I RIO IK I I RI3 L I IV v j 7 N MOTOR ON 2 2K Figure 6 3 Servo Electronics Board PIN 09130 66500 I...

Page 65: ...Schematic Diagrams 6 11 Figure 6 4 Servo Electronics Board Component Locator ...

Page 66: ...6 12 Schematic Diagrams Figure 6 5 Drive Board PIN 82901 60015 Component Locator ...

Page 67: ...Schematic Diagrams 6 13 Figure 6 6 Drive Board PIN 09130 66501 Component Locator ...

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Page 69: ... Reference designations are used in lieu of item numbers on printed circuit assemblies and the total quantity of each part is shown only once in the TQ column The check digit shown in the CD column is required when ordering a part from HP Please include this number with your order The Tandon drive and servo electronics boards are not supported by HP The replaceable parts lists for these boards are...

Page 70: ...EMALE 3 8 Ml 3140 0654 1 1 MOTOR SPINDLE DRIVE ATTACHING PARTS 2 9 3050 1056 8 2 WASHER SHOULDER 2 10 2360 0332 7 2 SCREW MACHINE 6 32 2 9 09130 67923 7 1 INDEX ASSY ATTACHING PARTS 2360 0331 6 1 SCREW MACHINE 6 32 2360 0117 6 1 SCREW LOCKING 6 3050 0635 7 1 WASHER FLAT 3 10 CRI 1990 0443 5 1 LED INFRARED 3 11 4040 1852 2 1 HOLDER EMITTER 3 12 PI0 1251 3965 6 1 CONNECTOR 4 PIN FEMALE 3 13 Ql 1990 ...

Page 71: ...MACHINE 8 32 2 3050 0159 0 WASHER FLAT 8 2 28 1410 1131 2 1 BEARING LOWER 2 29 1460 1877 8 1 SPRING PRELOAD 2 30 1531 0187 2 1 SPACER BEARING 2 31 1531 0189 4 1 SHAFT HUB 2 32 1410 1132 3 1 BEARING UPPER ATTACHING PARTS 2 2360 0331 6 2 SCREW MACHINE 6 32 2 1600 1023 4 1 RETAINER BEARING 2 33 4040 1843 1 1 GUIDE LEFT 2 34 4040 1844 2 1 GUIDE RIGHT 2 35 1531 0195 2 1 SCREW CAM ADJUSTMENT 2 36 09130 ...

Page 72: ...CREW SOCKET 4 40 3 47 1500 0607 6 1 COLLAR CLAMPING 3 48 1531 0200 0 1 PULEY STEPPER 3 49 09130 88887 6 1 CARRIAGE HEAD ASSY 2 50 0570 1180 8 1 SCREW TRACK 0 ADJUST 2 51 0510 0261 8 2 E RING 2 52 09130 67916 8 1 SWITCH ASSY WRITE PROTECT ATTACHING PARTS 2 2360 0331 6 1 SCREW MACHINE 6 32 3 53 P8 1251 3965 6 1 CONNECTOR 4 PIN FEMALE 3 54 1400 1094 5 1 BRACKET SWITCH ATTACHING PARTS 0520 0131 2 2 SC...

Page 73: ... BOARD SERVO ELECTRONICS C1 0 0180 0058 2 C F 50UF 25V C2 0 0180 0058 C F50UF 25V C3 0 0160 4557 1 C F 1UF 50V C4 3 0180 0291 1 C F 1UF 35V C5 3 0160 5334 1 C F 01UF 100V C6 5 0160 483 1 C F 022UF 100V J1 3 1251 4051 1 CONNECTOR 10 PIN L1 0 9140 0607 1 COIL 3 3UF 10 Q1 4 1854 0648 1 TRANSISTOR 2N6300 Q2 1 1854 0215 1 TRANSISTOR 2N3904 R1 3 0683 2035 1 R F20K OHM 5 25W R2 5 0683 1055 2 R F 1M OHM 5...

Page 74: ...I00V C23 l 01 0 2055 C F 01UF 100V C25 l 0160 2055 C F 01UF 100V C26 01 0 0100 C F 4 7UF 35V C27 0160 2055 C F 01UF 100V C28 l 01c 0 2055 C F 01UF 100V C29 0160 2055 C F 0 1UF 100V C30 01 0 0100 C F 4 7UF 35V C32 9 0160 2055 C F 0IUF 100V C33 9 0160 2055 C F OIUF 100V C34 0160 2055 C F 01UF 100V C35 01110 2055 C F 01UF 100V C36 01 0 0100 C F 4 7UF 35V C37 01t 0 0100 C F 4 7UF 35V C38 3 01 0 0100 C...

Page 75: ... l 125W R4 5 0698 3159 2 R F 26 1K OHM l 125W R5 5 0698 3159 R F 26 1K OHM l 125W R6 9 0683 3625 1 R F 3 6K OHM 5 25W R7 9 0683 1025 23 R F 1K OHM 5 25W R8 9 0683 1025 R F 1K OHM 5 25W R9 9 0683 1025 R F lK OHM 5 25W RIO 9 0683 1025 R F 1K OHM 5 25W R11 9 0683 1025 R F lK OHM 5 25W R12 9 0683 1025 R F lK OHM 5 25W R13 7 0683 1825 1 R F 1 8K OHM 5 25W R14 2 0683 1515 3 R F 150 OHM 5 25W R16 9 0683 ...

Page 76: ...W R68 9 0683 1025 R F IK OHM 5 25W R69 9 0683 1025 R F IK OHM 5 25W R70 7 0757 0416 1 R F 511 OHM I 125W R71 4 0698 3158 1 R F 23 7K OHM 1 125W R72 8 0757 0441 R F 8 25K OHM 1 125W R73 1 0683 1035 R F I0K OHM 5 25W R74 8 0683 5125 1 R F 5 1K OHM 5 25W R75 9 0683 1025 R F IK OHM 5 25W R76 4 0683 5105 1 R F 510HM 5 25W UIE 4 1251 4292 1 SHUNT BLOCK UIF 2 1820 0621 1 IC 7438N U2B 0 1820 0471 1 IC SN7...

Page 77: ...C22 3 0180 0374 C F 10UF 20V C23 1 0180 2617 5 C F 68UF 35V C24 1 0180 2617 C F 68UF 35V C25 1 0180 2617 C F 68UF 35V C26 1 0180 2617 C F 68UF 35V C27 1 0180 2617 C F 68UF 35V C28 9 0160 2055 20 C F OIUF 100V C29 9 0160 2055 C F OIUF 100V C30 9 0160 2055 C F OIUF I00V C31 9 0160 2055 C F OIUF I00V C32 9 0160 2055 C F OIUF I00V C33 9 0160 2055 C F OIUF 100V C34 9 0160 2055 C F OIUF I00V C35 9 0160 ...

Page 78: ...K OHM 5 25W R17 9 06H3 1025 R F IK OHM 5 25W R18 9 06H3 1025 R F IK OHM 5 25W R19 06H3 1025 R F IK OHM 5 25W R20 0 06H3 4715 5 R F 470 OHM 5 25W R21 4 06H3 3315 2 R F 330 OHM 5 25W R22 9 06H3 1025 R F IK OHM 5 25W R23 5 0757 0290 1 5 R F 6 19K OHM l 125W R24 0 06H3 4715 R F 470 OHM 5 25W R25 0 0757 0279 1 R F 3 16K OHM 1 125W R26 9 0698 3624 1 R F 150 OHM 5 125W R28 0 06H3 4715 R F 470 OHM 5 25W R...

Page 79: ...8 0683 2725 R F 2 7K OHM 5 25W R68 5 0683 2235 R F 22K OHM 5 25W R69 1 0683 1035 R F 10K OHM 5 25W R71 8 0683 4705 1 R F 470HM 5 25W R72 2 0683 4725 R F 4 7K OHM 5 25W U1 9 1820 1197 1 IC 74LSOO U3 7 1820 0668 1 IC SN7407 U4 9 1820 1204 1 IC 74LS20 U5 7 1820 1202 1 IC 74LS10 U6 5 1820 1416 1 IC 74LS14 U7 4 1820 1209 1 IC 74LS38 U8 8 1820 1112 2 IC 74LS74 U9 8 1820 1112 IC 74LS74 U10 8 1820 1211 1 ...

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Page 81: ...h all the jumpers on the block intact Selected jumpers must be cut to set the drives select number etc Consult the foDowing configuration tzix to determine when the jumpers should be in place The jumpers and their tvnetions are listed in the followi 9 table Jumper NalDe HS 050 OS1 DS2 053 MUX Jun 11 1982 UlE Pin Nu ben 1 an Cl16 2 and 15 3 and 14 4 and 13 5 and 12 6 and 11 Function The head load s...

Page 82: ...ctions are as foUows Ulllper Name nso OSI OS2 OS3 WI Ptft NumMn 1 Wltd 8 2and 7 3and6 4and5 Termination Resistor Packages Fuction When this jumper is instaDed the drive wiD respond to clrtve addr o When this jumper is installed the drive win respond to clrtve addr 1 When this JumlMr is Installed the drive wiD respond to cb1ve addr 2 When this Jumper Is installed the drive win respond to drive addr...

Page 83: ...5 Drive p3 j 1810 0200 Intact 09130 67918 4040 1838 Drive 3 _ p5 09130 66501 Drive 2 p4 pl3 1810 0265 Inlact 09130 67918 4040 1838 Drive 3 p5 p12 829025 82901 60015 Drive 2 pJ pC 1810 0265 Intact 09130 67918 4040 1838 09130 66501 Drive 2 _ _ pl3 1810 0265 Intad 09130 67918 4040 1838 91lOA 130 66501 Ellher Drive 1810 0402 Inlact 4040 1914 4040 1915 p2 piS 9135A 09130 66501 p2 piS 1810 0325 Iniac 09...

Page 84: ...he large majority of production while Tandon will remai n a second source The product is intended to be sold as an ICOEM device to be integrated into the using division s products The 9130K makes several contributions to HP products 1 A high performance alternative to the DC100 cartridge tape 2 The ability to transfer data to and from other HP products with minifloppies using the HP logical inter ...

Page 85: ... as the corporate standard 1 1 1 FUNCTIONAL DESCRIPTION The 9130K consists of three basic systems Spindle drive head positioning and read write erase systems When the front latch is opened access is provided for the insertion of a disc The disc is located by plastic side rails and the front latch In out location is ensured if the disc is inserted until a back stop is encountered There are presentl...

Page 86: ...d at track 0 an index sensor which consists of a photoemitter detector pair and is positioned such that the index hole on the disc is detected a write protect sensor which disables the drive s write electronics when a write protect tab is placed on the left side notch of the disc The 9130K uses an HP 133 4mm 5 25 inch double sided double density disc which is soft sectored pin 92190A box of 10 1 1...

Page 87: ... damage the drive or media but if extended use is anticipated the data must be transferred to HP media Extended use of non HP media may void warranty and service contracts on the product 1 1 3 PERFORMANCE SPECIFICATIONS Maximum error rates with interchange using HP qualified media and HP approved controller a soft read errors 1 in 109 bits read b seek errors 1 in 106 seeks Soft error is defined as...

Page 88: ... customer misuse of mechanism and media vendor quality problems etc Note The heads are loaded any time the latch is closed but the spindle motor only turns when the drive is selected 1 3 CONFIGURATION The 9130K is an ANSI standard 5 25 minifloppy drive that can be configured in a system of one to four drives per controller using either horizontal or veritcal orientation 2 0 SUPPORT STRATEGY The 91...

Page 89: ...atch Bezel There is one type of exchange assembly a drive mechanism with servo electronics and without drive board There are two different configurations of this exchange assembly one using the Tandon bezel and one using the HP bezel The following adjustments may be done on site Motor Speed Spindle Motor Replacement Servo Board Replacement Spindle Belt Replacement Drive Board Replacement Latch Rep...

Page 90: ...NUMBER R X DESCRIPTION QTY PRICE PRICE 09130 69600 X Drive Mech w Servo 1 650 00 350 00 Elect HP pnl Grey Latch same as 9130K Opt 051 09130 66501 R Drive Elec PCA 1 235 00 09130 66500 R Servo Elec PCA 1 62 50 4040 1914 R HP Latch Grey 2 8 20 4040 1913 R HP Latch Brown 2 8 20 4040 1915 R HP Front Panel 1 9 75 1600 1137 R Media Lift Inhib 1 4 10 0510 0042 R Retaining Clip 4 40 1400 0249 R Cable Tie ...

Page 91: ... Tool I 1 1 2 2 3 3 SERVICE KIT PRICING The prices for service kits are as follows FSI 09130 67197 832 15 09130 67198 832 15 PSP 09130 67100 HP Service only 76 85 List Price 308 90 2 2 4 PARTS Every 9130K part will be set up at CPC peE In addition to component parts the following service only assemblies will be set up under 913K Opt SRV CK DGT HP PiN DESCRIPTION 9 09130 61602 Servo Jumper 8 09130 ...

Page 92: ...t be provided by the host product These include alignment hysteresis motor speed read write etc 2 3 SERVICE CONTRACTS Although service contracts will be written for host products and not specifically for the 9130K service pricing will still be calculated and approved by CSD These prices will be used as an incremental factor in computing a product s overall pricing SMMC I BMMC I PMMC I FMMC 8 I 7 I...

Page 93: ...ng to service their own equipment will be provided on video tape in conjunction wi th the service manual The tape pin 9036RZ is available for 35 from corporate video Advanced training is intended for TSE s and CSD personnel in addition to service and production engineers from using divisions This training may also be provided on video tape and will include detailed theory of operation and troubles...

Page 94: ...9130K SUPPORT PLAN Page 11 5 0 WARRANTY Administration of warranty policies for the 9130K e g on site vs return to HP and 90 day vs 1 year will be determined by the host product ...

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