280B Series

Scully 280B Series User Manual

Scully 280B Series

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Model

280B

Operation

SECTION 3

OPERATION

3.1

GENERAL

Operating

controls

for

the

280B

Series

tape

trans-

ports

are

located

on

the

front

panel assembly

of

the

tape

transport

mechanism.

Operating

controls

for

the

amplifiers are

located

on

the

record

playback

control

panel.

The

transport

pushbuttons

contain

lamps .

to

indicate

the

mode

of

operation

of

the

transport.

The

control

and

indicators

are illustrated in Figure

3-1.

3.2 TAPE

THREADING

Before installing

and

threading

the

tape,

make

sure

that

routine

procedures

for

tape

path

maintenance

have been followed

according

to

the

recommended

practice

outlined

in

section

4. Figure 3-2 shows

the

tape

threading

path.

Set

the

TENSION

control

to

HI

for

large reels

and

LO

for

small reels.

3.3 SELECTING SPEED

AND

APPLYING

POWER

A.

Tum

the

POWER

switch

to

on.

The

STOP

pushbutton

and

the

vu

meter

lamps

light

to

indicate

that

power

is

on.

B.

Select

the

desired

capstan

speed

(CAPSTAN

HIGH/LOW switch).

The

CAPSTAN switch

automatically

changes

electronic

equalization.

~1

Do

not

change

tape

speed while

in

the

Play

mode.

Damage

to

the

machine

may

result.

3.4

PLAYBACK

MODE

A.

Thread

the

recorded

tape

on

the

transport.

B.

Set

the

Monitor

switch

to

PLAYBACK.

C.

Set

the

Function

switch

to

SAFE.

D. Press

the

START

pushbutton.

3.5 STOPPING THE UI\IIT

Press

the

STOP

pushbutton

to

halt

tape

motion

from

any

mode.

The

280B

automatically

stops

if

the

tape

breaks

or

end-of-tape

is

reached. This

is

provided

for

by

the

tape-break

ann,

located

on

the

righ t side

of

the

tape

transport.

3.6 RECORD MODE

A.

Thread

the

transport

with

a

blank

tape

or

a

tape

previously

recorded

with

program

material

no

longer

required.

NOTE

If

the

previously

recorded

tape

was

recorded

with

a

different

head

config-

uration,

best

results are

obtained

by

bulk

erasing

the

tape

before

recording.

B.

Set

the

Monitor

switch

to

RECORD.

C.

Adjust

record

level

with

the

RECORD

LEVEL

control.

D.

Set

the

Function

switch

to

RECORD

READY

for

those

channels

to

be used

for

recording.

E. Press

the

START

push

button

to

start

tape

motion.

F.

Press

the

RECORD

pushbutton.

The

indicator

lamp

in

the

RECORD

pushbutton

lights (red),

but

RECORD

READY

must

also be selected

before

the

RECORD

indicator

on

the

amplifier

lights

and

the

transport

enters

the

RECORD

mode.

3-1

Table of Contents

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Scully 280B Series Specifications

General

Brand	Scully
Model	280B Series
Category	Turntable
Language	English