NEC FDI036A Specifiche tecniche

FDI036A

3.5-

FLOPPY

DISK

DRIVE

PRODUCT

DESCRIPTION

806-520236-0

REV.

NEC

Corporation

PreJ

mIn

a..

PROPRIETARY NOTICE

The

information

and

design

disclosed

herein

were

originated

and

are'the

property

NEe

Corporation.

NEC

reserves

all

patent,

proprietary

design,

manufacturing,

reproduction

use,

and

sales

rights

thereto,

and

any

article

disclosed

therein,

except

the

extent

rights

are

expressly

granted

others.

The

foregoing

does

not

apply

vendor

proprietary

parts.

Specifications

remain.subject

change

allow

the

introduction

design

improvements.

1985

NEC

Corporation

Printed

Japan

- i -

Edition

Description

Prepared

August

1985

CONTENTS

PROPRIENTARY

NOTICE

CONTENTS

.............................. ..............i

iii

GENERAL

................................... 1

GENERAL

SPECIFICATION ...............................2

Drive

Specifications

.•••••••••

2.1

2.2

Drive

Structure

...

.............................2

2.3

2.4

Drive

Opera~ion

Disk

Specifications

...........................

..............7

2.5

Disk

Structure

...

INTERFACE

..........'.

Physical

Specifications

3.1

3.2

General

Description

...........................

.......................

3.2.1

3~2.2

Signal

Types

and

Configuration

Power

Connector

and

Configuration

......

Electrical

Specifications

3.2.3

3.3

3.3.1

3.3.2

Connector

Type

Signal

Level

Driver/Receiver

.............................

.....................

............................

3.4

Input

Signals

.................................

3.4.1

DRIVE

SELECT

(DSO

iii

WRITE

PROTECT

(PRT)

DRIVE

SELECT

and

Output

Signal

Timing

Interface

Signal

Timing

Write

Timing

•••••••••••.•••••••••

.................

..................

......................

.........................

..........................

..........

........

...........................

............................

...

..............................

................................

.................................

..................................

WRITE

DATA

(WDT)

MOTOR

(MON)

Access

Timing

Autochucking

Timing

Write

Data

Timing

INDEX

(IDX)

READ

DATA

(RDT)

TRACK

(TKO)

READY

(RDY)

WRITE

GATE

(WGT)

SIDE

SELECT

(SSL)

Step

and

Track

Input

Power

Specifications

STEP (STP)

Read

Timing

DIRECTION

SELECT

(DIR)

tpu

Signals

rface

3.4.2

3.4.3

3.4.4

3.4.5

3.4.6

3.4.7

3.5

3.5.1

3.5.2

3.5.3

3.5.4

3.5.5

3.6

3.6.1

3.6.2

3.6.3

3.6.4

3.6.5

3.6.6

3.6.7

3.7

3.7.1

OPERATING

PROCEDURES

.................................

4.1

Setting

Floppy

Disk

.......................

4.2

Removing

the

Floppy

Disk

4.3

Display

Lamp ..................................

EXTERNAL

SHAPE

AND

INSTALLATION

•••••••••••••••••••••

5.1

External

Shape

and

Fitting

Hole

Positions

•••..

5.2

Installation

•.•••.•••.•••••••.•••••••••••••••.

5.3

Recommended

Air

Flow

•••••••••••••.•••••••••••.

PACKING

AND

TRANSPORTATION

- v -

GENERAL

The

FDl036

micro-floppy

disk

drive

double-sided

micro-floppy

disk

drive

with

135

tracks

per

inch

(TPI).

The

Micro-floppy

disk

(abbreviated

disk

this

manual)

used

for

the

FDI036

contained

hard

jacket

with

auto

shutter.

The

FDl036

micro-floppy

disk

drive

has

total

volume

one

fourth

that

conventional

5-l/4

minifloppy

disk

drives

and

weights

only

approximately

560

yet

has

comparable

storage

capacity.

The

1035

series

the

short

model

with

short

depth

(130

mm).

The

1036

series

the

slim

model

with

thin

thickness

(30

mm).

The

drive

uses

direct-driven

spindle

with

brushless

motor,

and

due

the

low

power

design

consumes

only

2.1

watts

power

(Typ).

The

low

noise

design

assures

silent

operations.

this

manual

the

FDI036

micro-floppy

disk

drive

abbreviated

FDD.

-1-

•

GENERAL

SPECIFICATIONS

2.1

Drive

specifications

NO.

Item

Specification

Unit

Recording

mode

MFM

Capacity

Unformatted

0.5

Forma

ted

(NOTE

640

320

Data

transfer

rate

250

125

k-bit/sec.

Maxim\D1

bit

density

8717

4359

BPI

Tracks

160

Average

rotational

speed

300

rpm

Seek

time

(Track-to-track)

Seek

settling

time

Track

density

135

TPI

Start

time

(NOTE 2)

800

Standard

Width

(1.2)

(in)

external

dimen-

Height

101.6

(4)

(in)

sions

(NOTE

Depth

146

MAX

(5.75)

(in)

Weight

Operating

Temperat

ure

°C

environ-

ment

Relative

iRH

condi-

h\D1idity

tions

Max

1.DIl

29.0

°C

wet-bulb

(woncondensing)

temperat

ure

"-2-

•.

Item

Specification

Unit

14 Power ·Vo1tage

(V)

Start

current

Steady-state

supply

(NOTE

current

(NOTE

require-

ment

+12

Less

than

0.1

rnA

+5 60 200

rnA

15 Power

dissipation

0.3

2.1

.".

Heat

output

0.26

1.8

kcal/h

Reli-

MTBF

(NOTE

6) 12000 (Under

standard

poa

ability

condition)

MTTR

0.5

Device

life

15000 poa

years

(De

sign

life)

-9

Times/bit

Soft

errors

(Not

including

less

retry

attempts)

-l.Z

Hard

errors

Times/bit

Seek

error

Times/seek

ratio

Disk

life

3.0

x10

Pass

count/

track

Disk

Double

sided

3.5"

diskette

specified

NEC

Drive

Operating

Non-operating

Transporting

Unit

environment

(Storage)

(Packing)

Temperature

-20

'" 50

-40

'" 60 '

°C

(39 "'115)

(-4

"'122)

(-40

"'140) (OF)

Relative

'" 80 10 '" 90 5'" 95

%RH

hunidity

M.ax

lU'It

45.

°C

wet-bulb

(84) (104) (113) (OF)

temPe

rat

ure

Largest

°C/h

temperat

ure

(59) (86)

(86)

(OF/h)

-3-

No .

Item

Specification

Unit

Allowable

0.5

22G

vibration

(Less

than

(Less

than

(Less

than

(Except

100

Hz)

100

Hz)

100

Hz)

resonance

point)

(NOTE

Allowable

shock

(Less

than

ms)

NOTEl:

sectors/track,

256

bytes/sector

time

Time

until

READY

after

MOTOR

Dimensions

not~nc1uding

that

the

front

bezel.

the

disk

not

inse

rted

the

MOTOR

signal

invalid.

When

FDD

READY

status.

Under

standard

use

conditions

(1)

Drive

service

time

(POH)

(2)

Actual

head

load

time

(R/W

time)

(3)

Disk

insertion/

ejection

(4)

Motor

ON/OFF

(5)

Average

use

time

per

disk

h,Lday

0.5

h/day

times/day

300

times/day

h/day

disks/day.drive)

Excitation

three

directions

one

R/W

test

our

FDD

tester

for

track

Between

and

FG:

90Kn (DC)

-4-

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