Heathkit H-17-1 Manual Manual Download Page 1 | Manualshive

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Summary of Contents for H-17-1

Page 1: ...thkit Manual for the 48 TPI 5 1 4 FLOPPY DISK DRIVE Model H 17 1 595 2716 Copyright 1981 Heath Company HEATH COMPANY All Rights Reserved Printed in the United States of America BENTON HARBOR MICHIGAN 49022 ...

Page 2: ...Page 2 Heathkif TABLE OF CONTENTS Introduction 3 Programming 4 Cable Connections 7 Rotational Speed Test 8 Operation 10 ...

Page 3: ...ingle Read Write gap type head The head carriage is positioned by a stepper motor The disk controller circuit board in your com puter is the interface between the computer bus and the Disk Drive A transducer in the Drive detects the presence or absence of a notch in the diskette to insure write protection If the notch is not detected a signal is transmitted to the controller to indicate a read onl...

Page 4: ... density controller perform the steps under Soft Sectored Controller HARD SECTORED CONTROLLER Refer to Pictorial 1 for the following steps If this Drive is to be hardware unit 0 cut the programming plug as shown in Part A of the Pictorial Ifthis Drive is to be hardware unit 1 cut the programming plug as shown in Part Bof the Pictorial Ifthis Drive is to be hardware unit 2 cut the programming plug ...

Page 5: ... Page 5 Heathkit 8 PART A C J PART B I I I J CUT Ir P R 0 G R AM M NG I J I n l PLUG PART C PICTORIAL 1 ...

Page 6: ...Page 6 Heathkit I PART A I I PART B PART C PICTORIAL 2 ...

Page 7: ... ofthe Pictorial Refer to Pictorial 2 for the following steps Ifthis Drive is to be hardware unit 2 cut the Ifthis Drive is to be hardware unit 0 cut the programming plug as shown in Part Cof the programming plug as shown in Part A of Pictorial the Pictorial CABLE CONNECTIONS Refer to Pictorial 3 for a view of cable connections PICTORIAL 3 ...

Page 8: ...lue should be between 166 and 212 remember octal numbers jump from 177 to 200 Do not adjust the speed unless it is out of tolerance Your drive unit has a control labeled R30 or R7 which is used to vary the drive speed This control is located near the lower edge of the circuit board as shown in Pictorial 4 or on the other side of the drive if your drive is like the one shown in Detail4A This adjust...

Page 9: ... sary Type G7372 The total entry will be H Go 7372 and the test will start If you are using an H 8 with an H 17 refer to Rotational Speed Adjustment in the H 17 Operation Manual PICTORIAL 4 Ifthe drive speed is less than 166 or greater than 212 carefully adjust R30 or R7 with a small screwdriver until the speed is within tolerance and as close to 200 as possible Simultaneously push the right hand ...

Page 10: ... the Floppy Disk drive 2 Keep the diskette away from magnetic fields Magnetic fields can distort the recroded data on the diskette OR LA BEl SIDE 10 I SKETTE I 3 Replace damaged or worn storage envelopes 4 Write on the plastic jacket only with a felt tip pen Do not use a lead pencil or ball point pen 5 Keep the diskette away from hot or contaminat ing materials 6 Do not expose the diskette to sunl...

Page 11: ...TE PROTECT This diskette can be write protected so that it cannot be written on To do this cover the side notch with a tab or opaque tape See Pictorial 6 o 0Q TAB 0 R NOTCH OPAQUE TAPE UNPROTECTED PICTORIAL 6 WRITE PROTECTED ...

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