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Qume Trak 542, Инструкция по эксплуатации и техническому обслуживанию

"Qume Trak 542" - надежный и многофункциональный продукт для интенсивного использования. Для поддержания оптимальной производительности необходимо следовать указаниям в "Maintenance And User Manual". Скачайте это руководство бесплатно с manualshive.com и наслаждайтесь эффективной работой вашего устройства.

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Содержание Trak 542

Страница 1: ...2350 Qunv3 Drive June 19 23...

Страница 2: ...y but from different aspects Some subjects will be overlapping in some publications This is because the technical format and standard of the text has been maintained directly proportional to the techn...

Страница 3: ...7 Read Data 7 Ready 7 PHYSICAL INTERFACE 7 Connectors and Cables 7 I O Signal Interface 7 DC Power 8 Terminator 8 Frame Ground 8 INSTALLATION 9 RECEIVING AND INSPECTION 9 INSTALLATION REQUiREMENTS 10...

Страница 4: ...noid Assembly _ 24 Motor Control Board _ 24 Drive Motor _ 25 Track 00 Switch Assembly 25 Head Carriage Assembly 26 Stepper Motor 27 ADJUSTMENTS AND CHECKS 29 GENERAL 29 DRIVE MOTOR ADJUSTMENT 29 HEAD...

Страница 5: ...Motor Power Option Connections 16 19 Front Door Installation 18 20 In Use LED Removal 18 21 In Use LED Installation 19 22 Connector Lead Removal Typical 19 23 Carrier Assembly Removal and Replacement...

Страница 6: ...r P1 Requirements for Twisted Pairs 8 I O Signal Connector P1 J1 Pin Assignments 8 Connector P2 J2 Requirements 8 Power Connector Pin Assignments 8 Installation Requirements 10 Factory Configuration o...

Страница 7: ...sembly with a ceramic Read Write R W head for long media life It also uses a field proven lead screw system for highly accurate and reliable head positioning The media drive is a DC spindle drive moto...

Страница 8: ...DING DENSITY 2938 BPI 5876 BPI TRACK NO 39 TRACK DENSITY 48 TPI 48 TPI NUMBER OF CYLINDERS 40 40 NUMBER OF TRACKS 80 80 RECORDING METHOD FM MFM ROTATIONAL SPEED 300 RPM 300 RPM TRANSFER RATE 125K bits...

Страница 9: ...gnal on the DRIVE SELECT 0 line If trace DS1 is shorted the drive will be activated when the DRIVE SELECT 1 line is active low The same system applies to traces DS2 and DS3 Refer to the Drive Select t...

Страница 10: ...CT 2 1 30 READ DATA MOTOR ON 16 14 READY DIRECTION SELECT 18 STEP 20 WRITE DATA 22 WRITE GATE 24 SIDE SELECT 32 SIGNAL RETURNS L L DC POWER CONNECTOR P2IJ2 DC SIGNAL GR ROUND 12VDC 1 NOTE 12V RETURN S...

Страница 11: ...11 12 ms min l l1S min 667 A Figure 3 Step Timing INTERFACE Write Data This interface line pin 22 provides the data to be written on the diskette Each transition from a high level to an active low lev...

Страница 12: ...oiS min I I W I J I I 50 rns min 1 sec min WRITE DATA 100foiS min lJ 35ms min I VALID READ DATA I I l_v_alJ d LI__ v_al_id_ L JIL _v_al_ld_ I 50 ms min j 1 sec mln j Figure 5 Control and Data Timing R...

Страница 13: ...0 004 BOARD THICKNESS 0 062 0 007 34 t I 0 450 0 010 0 400 0 010 tlL __u lLWJ _ _ J jJ JJ J L J L jk t om 0 00 nom I nom 0 050 nom 1 795 0 010 DIMENSIONS IN INCHES o c c o L 1 5 I 250n5 I c Ready An...

Страница 14: ...CABLE SIDE DRIVE SIDE AMP PIN AMP PIN HOUSING 1 480424 0 1 480426 0 CONTACT 4 PINS 60619 1 CRIMP TOOL 90124 2 EXTRACTOR TOOL 1 305183 2 CABLE 10 FEET AWG 18 MAX Table 7 Power Connector Pin Assignments...

Страница 15: ...door and remove the cardboard shipping insert CAUTION The R W heads must not be allowed to come together without a diskette a clean piece of paper or the cardboard shipping insert in stalled between...

Страница 16: ...ONNECTOR J2 5 VDC 5 0 05 V P P 1 0A MAXIMUM 1 7A TYPICAL POWER CONTINUOUS 18 7 W TYPICAL 64 BTUlHR DISSIPATION STAND BY 7 5 W TYPICAL 25 BTUlHR OPERATING STORAGE TEMPERATURE 5 C TO 43 C 10 C TO 45 C 4...

Страница 17: ...laced that the door opens upward and the In Use LED on the front bezel is below the door refer to the illustration below m I 1 5 87 300 T 5 50 2 3 1 5 75 II 0 J t No 32 UNC x 0 31dp 06 4 PLACES I MOUN...

Страница 18: ...ct sunlight and temperatures outside the manufacturer recom mended safe range Avoid bending creasing or writing on the diskette sleeve with pencil or ball point pen WARRANTY SERVICE AND TRAINING WARRA...

Страница 19: ...le 9 Factory Configuration of the Option Traces and Jumpers TRACE JUMPER DESCRIPTION FROM FACTORY DESIGNATOR OPEN SHORT DSO DRIVE SELECT ADDRESS PIN 10 X DS1 DRIVE SELECT ADDRESS PIN 12 X DS2 DRIVE SE...

Страница 20: ...CUSTOMER STRAPPABLE 0 PTIONS I p o STEPPER HOLD POWER I CURRENn P M I I I 0 I I I P I P o Figure 17 PCB Trace Jumper Locations 14...

Страница 21: ...drive as number zero the first drive in the chain Moving the short to anyone of the three remaining locations OS1 3 while all other OS locations are opened designates the drive for the corresponding...

Страница 22: ...single drive system and for a two drive daisy chain one other option of side selection is available Option When configuring a drive refer to the PCB Trace Jumper Locations illustration and to the Prog...

Страница 23: ...the carriage assembly and is accessible from the underside of the drive refer to the Stepper Motor and Head Carriage Removal and Installation illustration A general service check should be made on the...

Страница 24: ...aph FRONT II _ _ BEZEL FRONT DOOR 421 A Figure 19 Front Door Installation 18 FRONT BEZEL ASSEMBLY Removal 1 Remove the diskette if installed the PCB and front door assembly refer to the Printed Circui...

Страница 25: ...r is plugged into the PCB 2 Secure the two leads to the transducer cable with a tie wrap near the base of connector J3 3 Route the In Use LED leads along the transducer cable 4 Install the In Use LED...

Страница 26: ...e the sensor and lamp Note the routing of the leads along the cable for later replacement 20 Replacement 1 Install the four write protect sensor and lamp leads in connector J3 refer to step 6 above re...

Страница 27: ...4 to 0 01 inch 0 1 to 0 25 mm Cut two strips of 20 pound bond typing paper to approx imately 1 X 3 inches Place the two paper strips between the R W head surfaces and close the drive door Since the co...

Страница 28: ...lacement illustration 1 Remove the diskette if installed Remove the PCB front door assembly and carrier assembly refer to the Printed Circuit Board Front Door Assembly and Carrier Assembly paragraphs...

Страница 29: ...r J3 4 Remove the four index sensor and lamp leads from connector J3 by pushing down on the sensor and lamp lead tabs in the connector with tweezers sensor block to A12 blue to B12 lamp black to A11 w...

Страница 30: ...ing the two tie wraps attached to the main frame under the stepper motor 3 Cut the tie wrap securing the wires near the base of connector J3 4 Remove the two head load solenoid leads from connector J3...

Страница 31: ...the drive motor to the main frame Remove the drive motor Replacement 1 Install the drive motor on the main frame and secure with two screws MAINTENANCE 2 Install the drive belt 3 With soldering equipm...

Страница 32: ...guide as viewed from the front of the disk drive Note the way the cables are attached to the guide for later replacement 3 Cut the tie wrap securing the wires near the base of connnector J3 4 Remove...

Страница 33: ...lustration 1 Remove the diskette if installed and the PCB refer to the Printed Circuit Board paragraph MAINTENANCE CAUTION _ The R W heads must not be allowed to come together Insert a clean piece of...

Страница 34: ...ate spring and secure all in place on the carriage with two Phillips head screws and washers 6 Install the six stepper motor leads in connector J3 by inserting the lead tabs into the connector 28 slot...

Страница 35: ...e oscilloscope controls as follows 5 Starting from TRACK 00 step the head carriage IN on the diskette until a cats eye pattern is observed on the oscilloscope as shown below The pattern should appear...

Страница 36: ...vs LOBE B is corrected by the computed average This procedure compensates for any mechanical tolerance in head track alignment between stepping IN and OUT Secure the mounting screws 8 Repeat steps 5 6...

Страница 37: ...e the blade of a screwdriver between the sensor and the main frame and gently move the sensor into proper adjustment 400 s 200 lS while monitoring the oscilloscope Tighten the mounting screw 50 MV CAL...

Страница 38: ...ignals re spectively and the trigger probe to TP3 Index on the PCB Connect the probe ground leads to the GND test point 32 5 Observe the oscilloscope for a pattern similar to that shown in the Azimuth...

Страница 39: ...AND 3 2 3 4 TYPICAL AZIMUTH ERROR OF 12 MINUTES BURSTS 1 AND 2 ARE EQUAL IN AMPLITUDE 2 3 4 MAXIMUM ALLOWABLE AZIMUTH ERROR OF 18 MINUTES BURST 1 IS 25 LARGER IN AMPLITUDE THAN BURST 2 USING A QUME CE...

Страница 40: ...ext proceed to isolate the problem to the dis kette drive or controller Malfunctions that are dis kette related can be easily detected by comparing the performance of the suspect diskette to one known...

Страница 41: ...CHANICAL BINDS REPLACE DRIVE VERIFY OPTIONS RE CONFIGURE AS NECESSARY CHECK CONTROLLER CHECK TP3 FOR INDEX PULSE EVERY 200ms 1 5 CHECK CONTROLLER VERIFY DRIVE READY NO REPLACE PCB NO CHECK INDEX SENSO...

Страница 42: ...ONTROLLER YES REPLACE PCB REPLACE STEP MOTOR ADJUST HEAD CARRIAGE ASSY CHECK CONTROLLER REFER TO NOT READY FLOW CHART REPLACE TK 00 SWITCH CHECK CONTROLLER REPLACE PCB 010 8 Figure 34 Seek Error Troub...

Страница 43: ...CHART CHECK CONTROLLER REFER TO NO HEAD LOAD FLOWCHART CHANGE DISKETTE REPLACE HEAD CARRIAGE ASSY VERIFY FIX REPLACE PCB VERIFY FIX REFER TO NOT READY FLOWCHART REPLACE PCB VERIFY FIX 011 B 38 Figure...

Страница 44: ...STALL A NON WRITE PROTECT DISK REFER TO NOT READY FLOWCHART CHECK CONTROLLER REFER TO NO HEAD LOAD FLOWCHART REPLACE PCB VERIFY FIX REFER TO NOT READY FLOWCHART REPLACE PCB VERIFY FIX TROUBLESHOOTING...

Страница 45: ...CORRECT TRACE CON FIGURATION AS NECESSARY Al TEMPT HEAD LOAD REPLACE PCB ATTEMPT HEAD LOAD CHECK POWER SUPPLY REPLACE HEAD LOAD SOLENOID ATTEMPT HEAD LOAD 40 REPLACE HEAD CARRIAGE ATTEMPT HEAD LOAD Fi...

Страница 46: ...ble 13 Recommended Spare Parts NUMBER OF DISK DRIVES DESCRIPTION PIN 50 100 250 500 NUMBER OF SPARE PARTS STEPPER MOTOR ASSEMBLY 51126 01 1 1 2 DRIVE MOTOR 51079 02 1 1 2 3 MOTOR CONTROL BOARD 51082 0...

Страница 47: ...and may be used for iden tification of missing or broken parts when repairing a disk drive Some parts may be illustrated for clari ty only Parts not shown or listed are not available For information o...

Страница 48: ...ILLUSTRATED PARTS 44 FINAL ASSEMBLY 214 B 1...

Страница 49: ...2 02 Motor Control Board Assembly Note 5 12 51004 01 PCB Assembly 13 55173 06 Screw w LklFltwshr 4 x 8 mm 14 51086 01 Drive Belt 15 55173 12 Screw PH w LklFltwshr 16 55210 04 Washer 17 55163 06 Screw...

Страница 50: ...ILLUSTRATED PARTS DOOR CARRIER ASSEMBLY 46 CARRIAGE STEPPER ASSEMBLY...

Страница 51: ...7 51077 01 E Ring 8 51075 01 Washer 9 55193 22 Screw PH 3 x 6 mm Notes 1 Not available separately Order complete Door Carrier Assembly 51149 02 CARRIAGE STEPPER ASSEMBLY Item Part No Description 1 510...

Страница 52: ...DIAGRAMS This section presents reference schematic and in terconnection diagrams for a typical QumeTrak 542 disk drive 49...

Страница 53: ...ITOR VALUES ARE IN MICROFARADS ALL DIODES ARE IS953 1J ALL ODD PINS ON I I ARE GND E o c n c 0 G D 2 3 4 5 6 7 8 3 CJ BINARY 5 II SH SIGNAL RETURN q0 A DS I I DRIVE SELE CT 0 10 R44 5V II USE LED DRIV...

Страница 54: ...47K RII g I I Q3 y3 7404N 560 f A BB 3 _ I Rib 8 2K 1 7 10K 3 RI7 15K 1 1 1 18 15K 1 RI2 4 7K elb _ _ 5 4 1 _ VNv I 5 V 5 VO JV R f 35_ 21t2 0 pi 5 y I f 1K L L A Q 4 7 K I l LJ 4 I D PR QI 9 _ Q 1 3...

Страница 55: ...8 J I JI __ WRITE P OTECT __ P_R__ SH 4 S 7 SH 6 5 2 TRACK 130 SWITCH INDEX SENSOR WRITE PROTECT SENSOR B E A...

Страница 56: ...EV B f CS 140 I MPS U95 E B C MADE IN USA SEE MOUNTING DETAILS COMPONENT SIDE I I Jo I I I r c r MOUNTING DETAILS 01 PCB SOLDER SI DE P3 BLUE MTR GND BLK 12V RED MTR ON U1 CS 140 4 C3 022 1 A2 R1 C5 8...

Страница 57: ...DIAGRAMS J3 B2 BLACK 5 Bl RED 6 AT BLUE 7 MOTOR RED PCB BLUE 2 CONTROL GREEN 4 YELLOW J BOARD 1 DRIVE MOTOR 420 A 01 Typical Interconnection Diagram 54...

Страница 58: ...HEAD LOAD SOLENOID WR ITE PROTECT SENSOR SIDE D WR ITE PROTECT SENSOR SIDE 1 INDEX SENSOR SIDED IN USE LIGHT TRACK 00 SWITCH J3 CONNECTOR 55...

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