Sharp FDD-412A - Page 111

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FDD412A/B

6-5

FDD-412

A/B

OPERATING

MODE

SETUP

METHOD

|

Mode|Refer

to

|

JP1

connections

_|

NOTE-1:

Data

separation

is

carried

out

independently

for

each

Operation

mode

of

the

FDD-412A/B

must

be

set

according

to

the

following

procedures

using

jumper

plug

and

terminator.

1.

Terminator

Terminator

consists

of

the

MR90

and

jumper

connector

Must

be

connected.

Used

(Yes)

Mount

on

the

IC

Not

used

(No)

NOTE:

JP1

(7-8)

is

the

terinator

for

the

DOOR

LOCK

FDD

by

means

of

the

VFO

circuit

of

each

FDD.

socket.

NOTE-2:

Remove

from

the

Remove.

Only

one

model

A

(w/VFO)

should

reside within

the

same

IC

socket.

;

daisy

chain.

NOTE-3:

RESET-N

signal.

:

: ;

Data

separation

is

not

one

in

the

FDD.

It

needs

implementation

2.

Address

setup

of

the

VFO

circuit

in

the

FDC.

Set

the

jumper

plug

to

the

specific

position

of

the

4.

Use

of

the

model

A

as

the

model

B

jumper

connector

JP1

according

to

the

FDD

unit

No.

ee

ee

eee

ey

ee

FDD

#0]

Short

between

1

and

3.

Fig.1-(a)

Short

between

2

and

4.

It

is

possible

to

use

the

model

A

FDD

(w/VFO)

as

the

model

B

FDD

(w/o

VFO)

by

changing

the

jumper

plug

connection

as

shwon

below.

sessed

—

Ey

pa

odel

A

‘Fig.

1-(b)

Short

between

3

and

5.

Fig.i-(c)

Short

between

4

and

6.

Fig.1-(d)

3.

Daisy

chain

connection

Set

the

jumper

plug

to

the

given

position

in

reference

---

Model

8

with

the

table

below

according

to

the

desired

daisy

chain

configuration.

—109-—

—110—