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MICRO FLOPPYDISK DRIVE
MO.DEL OA-D32W/OA-D32V
OEM MANUAL
SONY
PROPRIETARY NOTICE
This manual contains proprietary design information.
Reproduction or dissemination of information provided
herein, for purposes other than operation and
maintenance of the equipment, is strictly prohibited
without written consent from the SONY Corporation.
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RECORD OF REVISIONS
,t-
REVISION NOTES o
1 ORIGINAL ISSUE September, 1983
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CONTENTS
Descr;pt;on
SECTION 1. INTRODUCTION ............................................................................................. 1
1-1. Purpose ................................................................................................. 1
1-2. General Description ............................................................................. 1
SECTION 2. FUNCTIONAL CHARACTERISTICS ............................................................... 3
2-1. General Operation ............................................................................... 3
2-2. Read/Write and Control Electronics ................................................... 3
2-3. Drive Mechanism ................................................................................. 3
2-4. Positioning Mechanism ....................................................................... 4
2-5. Disk Chucking Mechanism .................................................................. 4
2-6. Read/VVrite Head ............................................................................... '" 4
SECTION 3. SPECiFICATIONS ............................................................................................. 5
3-1. Drive Performance ............................................................................... 5
3-2. Dimensional Data ................................................................................ 5
3-3. DC Power Requirements ...................................................................... 5
3-4. Environmental Considerations ............................................................ 6
3-4-1. Reliability and Maintainability ............................................. 6
3-4-2. Environmental Limits ............................................................. 6
SECTION 4. INTERFACE DESCRJPTION ................................................. ,........................... 7
4-1. Host System Interface ......................................................................... 7
4-2. Interface Characteristics ..................................................................... 7
4-2-1. I nput Signal Requirements ......... ........................................... 7
4-2-2. Output Signal Characteristics ............................................... 7
4-3. Signal Interface .................................................................................... 7
4-3-1. Input Signal Descriptions ...................................................... 7
4-3-1-1. Dive Select 0.1 (SELECT 0,1 ) .................................. 7
4-3-1-2. Direction Select (DIRTN) ......................................... 9
4-3-1-3. Step (STEP) ................................................................ 9
4-3-1-4. Head Load (HDLOAD) ............................................. 9
4-3-1-5. Write Data(WRTDATA) .......................................... 10
4-3-1-6. Write Gate (WRTGATE) ........................................... 10
4-3-2. Output Signal Descriptions ................................................... 11
4-3-2-1. Index (INDEX) .. ,........................................................ 11
4-3-2-2. TrackOO (TRKOO) ....................................................... l'
4-3-2-3. \Vrite Protect (WRTPRT) .......................................... 12
4-3-2-4. Ready (READy) ......................................................... 12
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CONTENTS
Description
4-3-2-5. Read Data (RDDAT A) .............................................. 12
4-3-2-6. Motor On (MTON) ................................................... 12
4-3-2-7. Disk Change (DSKCHG) ........................................... 13
4-3-2-8. Disk Change Reset (CHGRST) ................................. 13
4-3-2-9. Head Select (HDSL) .. _............................................... 13
4-4. Interface Timing ................................................................................... 14
SECTION S. CONTROLS AND FRONT PANEL. .................................................................. 15
5-1. Operator Contro .:nd Front Panel.. .... _.............................................. 15
5-1-1. Front ~anel Control ................................................................ 15
5-1-2. Front Pane/Indicator ............................................................. 15
5-1-3. Drive Select Control .............................................................. 15
5-1-4. Disk Motor Control ................................................................ 16
SECTION 6. OPERATION .................................................................................................... 17
6-1. Disk Cartridge Description .................................................................. 17
6-1-1. Disk Cartridge Preparation and Write Protection ................ 17
6-2. Operation ............................................................................................. 18
6-2-1. Disk Cartridge Eject ~1echanism ........................................... 18
6-2-2. Disk Cartridge Insertion ......................................................... 18
6-2-3. Disk Cartridge Removal ......................................................... 18
. 6-3. "" Disk Precautions ................................................................................... 18
6-4. Disk Environmental Limits .................................................................. 18
SECTION 7. ELECTRICAL CONNECTORS .......................................................................... 19
7-1. Power Connectors ................................................................................ 19
7-1-1. Frame Ground ........................................................................ 19
7-1-2. DC PowerConnector(CN108) ............................................... 19
7-1-3. DC Power Cable Fabrication ................................................. 19
7-2. Signal Interface Connector ................................................................. 20
7-2-1. Signal Interface Connector (C0:109) ..................................... 20
7-2-2. Signal Interface Cable Fabncation ....................................... 20
SECTION 8. MOUNTING AND INSTALLATION ............................................................... 21
8-1 . Orientation ................................................................,...................... .... 21
8-2. Installation ........................................................................................... 22
8-3. PCB Component locations .................................................................. 23
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SECTION 9. ERROR DETECTION AND CORRECTION .................................................... 24
IV
SECTION 1
INTRODUCTION
1-1. PURPOSE
This material provides the information necessary
to interface the OA-D32W;OA-D32V Micro Flop-
pydisk drive to floppy disk controllers. and pro-
vides the technical specifications for reference in
OEM contracts.
1-2. GENERAL DESCRIPTION
The SONY Micro Floppydisk Drive represents a The SONY proprietary read/write and tunnel erase