Gates Cartritape ii Instruction Manual

I.AJ t

F"Yn

7-

/r-c,p

INSTRUCTIONS

FOR

INSTALLING

AND

OPERATING

THE

GATES

CARTRITAPE

n

SYSTEM

HARRIS

INTERTYPE

CORPOR

ATION

Consisting

of

:

M6211G·PLAYBACK UNIT, MONAURAL

M6

~

U.~.

PLAYBACK

UNIT, STEREO

~

213I-REC

QB.QLf1.AYJL~

CK

_

~~I~

MONAU

_

~

AL

M6214F·RECORD/PLAYBACK

UNIT,STER

.

EO

M6219·AUTOMATIC AUDIO

SWITCH

·

£R

M6221·REMOTE UNIT (P·

LAYBACK)

M6234·REMOTE UNIT (RECORD)

GATES

RADIO

COMPANY

A Subsidiary

of

Harr's·'ntertype

Corpororion

QUINCY, ILLINOIS

Ollices

:

NEW

YORK

.

KOUS10N,

lOS

ANGELES

,

WASHIHG10N

,D.C.

Elporl:

ROCKE

I

NTERNATIONAL

CORP

.•

H[W

YORK

CITY

.

In

Canada

:

CANADIAN

MARCONI

COMPANY

,

MONTREAL

18-888-0863-001

,J.:

:

~

,

2

TECHNICAL

DATA

System

frequency

Response:

:!:.2

db

from

50

cps

to

12Kc

'

:!:.4

db

from

-50

cps

to

15

Kc

[qualization:

Standard

NAB

Curve

Harmonic

Disto

rtlon:

Less

th

a n

1%

at

normal

record

level

(limited

by

tape)

Noise

:

-so

db

Wow

and

Flutter:

0 , 2%

maximum

Output

Level:

-IS

dbm,

adjustable

Output

impedance:

600

ohms

and

1

SO

ohms,

balanced

(factory

wired

for

600

ohms)

Speed:

7-1/2

lPS ± ,04%

Cartridge

Handling

Capaclly:

AU

3

standard

size

cartridges

,

Record

Amplifier

[nput:

Mini

mum:

-20

dbm @

150/600

ohms

match1ng

for

100%

on

VU

meter,

Maximum:

+4

to

+18

dbm,

10K

ohm

bridging

Impedances:

600

ohms

or

150

ohms

(factory

wired

for

600

ohms)

Cue

Signals;

Tone

one:

IKc

automatically

recorded

at

the

start

of

th

e

recording

to

cu

e

up

tape

for

playback.

Tone

t

wo:

ISO

cycles

automatically,

recorded

at

the

end

o f t

nerecording,

lObe

used

forautomatic

starl-

ing

of

auxiliary

equipment,

Tone

three:

BKC

may

be

record

ed When

deSired

at

any

lime

during

the

recording,

T

his

tone

can

be

u

sed

for

actuating

auxi

liary

equ!pm

em

such

as

slides

and

film

proJectors

,

Ambient

Temperature:

+5SoC

Maximum

Power

Required

:

M6211F -3S

watts

M62131 -40

wans

Dimensions

and

Weight:

Playback

M-6211F

Height:

5-1/4"

Depth:

16-1/2"

Widt

h: 12"

We

igh

t:

21

Ibs.

Record

Playback

Unit

M6213!

Height:

5-1/4"

Depth:

16-1/2"

Width:

17"

Weight:

33

Ibs,

Sw

it

cher

M6219

-

H

eight

:

1-3/4"

Deplh:

8-S/S"

Width:

Weight:

R

em

ote

Unit

Height:

Depth:

Width:

Weight:

IS"

8

Ibs,

M6221,

M6234-

2-3/4"

5-7/8"

5-3/4"

2

Ibs,

Sw1tcher

M6219

-

Input

Capacity:

/I

channels

Cros

stalk

between

channels:

-65

db

or

bett

er.,

Remote

Uni

t M

6221

Playback

-

Facilities

for

remote

starting

of

4

playback

units

with

lamp

stat

us

indication,

Remote

Record

Unit

M6234

-

Duplicates

aJl

the

switching

on

the

M6Z13C

Record

Playback.

U

nil

i

nC

,

luding

status

light

s .

DEseRI

PTION

The

Gates

Cartri,ape

II

System

consists

baSically

of

the

M62131

Record

PlaybaCK

Unit.This

unit

records

and

re-

produces

tape

cartrldges

that

are

loaded

with

a

continu-

0us

'

Joop

of

recording

tape

,

This

tape

varies

in

length

to

produce

different

playing

times,

The

Playback

Unit

is

completely

transistorlzed

and

uli-

hzes

pri

nted

glass

epoxy

ch

as

s

is

that

are

plug-in

modules,

The

record

amp

l

ifi

er

a

ttach

es

to

the

side

01

the

playback

uni,

to

become

a

record

playb

a

ck

unit,

The

a,utomatlc

swi

lch

,

or

M6219

,

is

ava

ilabJ

e

to

prov

ide

automatic

sw

itching

of

up

to

four

playback

unit

OUtputs

into

on

console

input

,

A ma.ximum

of

four

playbaCK

or

record/playback

units

may

be

serviced

by

'

one

switcher.

SWitchers

may

be

connected

in

tandem

to

accommodate

more

than

four

play-

back

units.

The

M6221

pla

y

back

remote

control

unit

is

availabJ

e

for

remotely

starling

four

playback

units,

The

M6234

record

remote

unit

w1Jl

provide

remote

start-

ing

functions

for

a

complate

record

playback

unH,

The

pJayback

units

are

designed

to

be

installed

in

either

19"

rack

mounting

or

conveniant

desk

mounting.

The

follOwing

chart

lists

the

equipment

[or

a

basic

s y

s-

tem

and

all

the

acces

sori

es

that

are

required

for

different

combinations

of

umt

s,

Qty,

l)nit

M

Number

Basic

System

'1

I(ecord/P!ayback

Unit

M6213r

MulUple

System

1

Record/Pla

y

back

Unil

M62131

2-3

Pla

y

back

Units

M6211F

1 S

wi

tc

her

M6219

Acee

s

sorie

s :

e

mote

Unit

nla

y

back

(lour

sta

rt

pu

sh

butloms

w/

run

illumination

li

g

hts

)

.....

M6

~:i.l

Remo

te

Unit

,,8cord

Pla

yba

ck

U

nit

(pro

vi

des

compir'i

e

rem

ot

e

co

ntr

ol

sw

itchi:t:j

[or

1 r

c::;

ord/playbeck

u

ni

t . M52131

...

M6234

C

ue

Am

pl

ifier

s :

1

Kc

(St

op

) . .

..

. .

........

.

..

...

. .M

6216C

ISO

cp

s (end

of

mess

a ge) .

......

..

M6

216A

8

Kc

(R

an

dom)

..

. .

........

.....

. .

M6

216

8

Pcog

ra m

AmplHier

. .

....

. .

..

...

.

.........

M62

lS

Ca r

tri

d

ge

S

to

rage

Ra

ck

(40

cap.)

..........

M

598

6

Tape

Erase

r

......

.........

, . . .

..

. 730

-0

102

-00

0

Canrldg

es

:

Ti

me

Mo

del

Gates

Numb

er

EM

PTY

f-300

73

2-0

044

-000

40

Se

c.

F-

30

OA

732-004

5-

00

0

70

Se

c ..

F-300

B

732-00

46

-

000

10

0 Se

c.

F-

300C

732-

004

7

-00

0

3-

1

/2

Mi

n .

[-

300

D

732-

0'048-000

5-

1/

2 M

in.

F-300

E

732-00

/

-19

-0

00

0

-1/2

Min.

F-

300G

'/;;;2-00

50-00

0

Em

p

ty

[-

6

00

732-0051-000

16

Mi

n .

f-GOOH

/32-0052-000

Em

pty

F

-1

200

. 73

2-0

0.d

-000

31

Min . F- 1

200

r

732-00.')1-000

INSTAL

LA

TION

U

npa

ckin

g -

The e

quipme

nt

w

i11

be

r

ece

i

ve

d

in

s

af

e

tr

anSi

e nt

sh

i

p-

ping

c

artons

.

Unpac

k t

he

c

on

t

ent

s c a re

fully

a nd e

xa

m

ine

thorou

g

hl

y for s

hip

p

ing

dam

ag e . U a ny

su

ch

dama

ge

is

found,

file a

cl

aim rep

ort

im

me

d i

ate

ly

with

t

he

~

a

rr

ie

r.

The

Reco

rd

/P

l

ay

back

a nd P

la

yba

ck

Un

its

ar

e

sh

ippe

d

rea

dy

fo r

des

k

to

p

op

era! ion.

or

19"

rac

k mounti

ng

. In

e

ith

er c

ase

?

-1

/4"

of

pane

l

space

is

r

equ

i

red

.

For

de

sk

t

op

mo

unting

in

stall

t

he

[o

ur

ru

bbe

r

lee

t

to

the

bott

om

pane

l 01

the

Pi

ay

ba

c k Un it in t

he

ho l

es

pr

ovide

d . Us e

6-32

x

l/

Z" ha

rdware

s h

ip

ped

wiLh

th

e

un

it .

2.

For

19"

ra

ck

moun

ti

ng

attach

th

e

angl

es a

nd

e

xte

n-

sion

pa

ne l

to

t

he

sid

es

of

the

unit.

Wit

h

the

10-

32

h

ardwar

e p

ro

v i

ded

, USing a

sh

ake

proof

wa

sh er u

nder

e

ach

s

cr

ew

'

1ead

.

Ins

ta

llation

of

Plug

-in

AmpUHers a

nd

Rela ys -

The u

ni

ts

are

shippedwith

one

Program

i'.

mplifierand

the

I

Ke

C u e

!~

mplifle

r

installed

.

The

additi

o

na

l A

mpli

fi

ers

an

d

Record

!4mplifierrelays

are

shipped

separate

io

r

the

two

and

t

hree

t

on

e un

lls.

In t

he

P l

ay

ba

ck

U

nit

- to add

the

s

ec

o

nd

to

ne

. p

lu

g th e

M

6Z16A

(1

50

cps)

bo

ard

in

to

the

track

m

ark

ed 150

cps.

To

add

t

he

t

hi

rd

ton

e 1 plug

the

M6Z

16

B

(8

Kc )

boa

rd

into

the

na

c k m

ar

ked 8 K

c.

3

In the Re

cord

Ampli

fi

er

-

to

ad

d

tl1

e s

ec

ond

t

one

,

plug

a

574-0106

-000

relay

into

the

soc

k

et

ma

rked

150

cps.

(Remove

jump

er

) .

Wirmq

Inst

ruc

ti

on

s -'

O

bs

erve

draw

i

ng

8

4Z

37

21

001

fo r

Li1

e

mul

ti

-

syst

em

wir-

ing

dia

g

ra

m. T

his

dr

awing

shows

on

e

Reco

rd

P

layback

Un

il

, to

ge

th

er

wi

lh

t

hr

ee

Pla y

ba

ck

Units.

one

Sw

He

her.

o

ne

Pia

yb<lck Re

mote

a nd

one

Record

Rern0t e

wired

lnlo

a

s

y~

; t

e

m.

N

otice

th

at

t

he

un

its

ar

e

deslg

natr=d a.s A,

B

an

d

C.

Audio

Ou

tput

C

on

n

ec

ti

ons

-

As s

ho

wn

on

drawin

g

842

361

4

001.

the

audio

outp

ap

p

ear

s

betwee

n

pins

1 a

nd

2

on

P 1} 0

of

e

ach

pla

y

ba

c k

unit.

Th e 1

ev

el

obtamed

from

this

p

oi

nt

ha

s

be

e n s et

t

he

facto

ry

f

or

a -

15

d

bm

from a norma lly

re

c

ord

ed tape .

If

a lower ou

tp

ut

leve

l i s d e s

ire

d ,

adj

us

t-

R15

on

the

pr

i

nted

playba

ck

c

ha

s s

is.

Au

dio

O

ut

p

ut

Imp

eda

n

ce

-

The

Playbac

k Amp

lifier

is

w

ir

ed a t the

facto

ry

for

GO

0

oh

ms

ou

tp

ut.

Observe

drawi

ng

838

Q218

001

for

st

.rap-

pi

ng infor

ma

tio n for

15

0 o hm

ou

t

pu

t.

..,.

,

..

·rjjo

Input

(Re

co

rd Ampli

fier)

-

The Re

co

rd A

mplifier

inpu

t

provi

d es a

ba

l

anc

ed

50

0/60

ohm

in

put

for

-20

dbm

or

will

bridge

a

balan

ced

li

ne up

to +8

dbm.

O

bse

rv e d

ra

w

ing

842

. 3

746

001

for t

hi

s w

ir

-

ing

i

nf

or

mat

i.o n . •

S

wi

tc

her

a nd

Remot

e

Uni

t Wi

ri

nq

I

nfo

rma

tion

Th is

inf

o

rma

ti

on

ca

n be

fo

und

on

dr

aw

ing 842

372

1

001,

wh

ich

is

the C

art

ri

tape

II

Sys

tem

Wir

ing

dia

gram.

n

st

a

llation

of

more

th

an

One A

utom

atic

Audio

Sw

itc

he

r -

Ob

se

rve

dr

aw ing

838

0435

00

1 f

or

the

in

st

allation

in-

st

ruc

ti

ons

for

conne

cti

ng

mult

ip

le

sw

it

che

rs

in

tan

dem .

S

econd

a

nd

Thi

rd

To

ne

Relay

Co

nt

acts

-

Th

e

ou

tpu

t

jack

for

co

ntrol

ci

rc

ui

tS

on

each

play

back

un

it

is

nOg.

T

he

co

nt

acts

on

the

co

nt

rol

r

elays

a

ct

ua

te

d

by

the

se

co

nd

a

nd

th

ir

d to

nes

ar

e

bro

ug

ht out on

th

is

j

ack

. The 150

cycles

"

en

d

of

m

essa

g

e"

rel

a y

co

n

ta

ct

s

can

be

found

on

termi

na l s

4,

5 a nd 6 . Term

inal

4 is

th

e

n

orm

all

y

op

en

co

ntact

, t erm

in

al

5

is

the

com

mon

co

nta

ct

an

d

te

rm

ina l 6

is

the

no

rm

all

y

cl

o

se

d

co

ntac

t .

Th

e ra n-

dom

cue

re

1a/

te

rm

in

als (:8 Kc)

are

conne

cte

d

to

pins

7.

8

and

9.

Compl

ete

inf

ormat

ion

i s c

on

t

ain

ed

on

sc

hema

tic

draw

ing

842 361 4

001.

T

he

150

cycle

and

8

Kc

relays

do not

pe

rf

or

m a ny fu

nct

io

n in

the

basic

p

laybac

k s

yst

em .

Th

ey

a re

ava

.

il

ab

ie in

Cart

ri

ta

pe

II

for

a

ut

omated

op

er

-

a

tion

s a

ll

owing

a

dd

itional

p

la

yback

units

to

be st

arte

d

in s

equen

ce

or

to

prov

id

e imme d

ia

te

sw

it

ch

i

ng

for

ex

-

terna

l e qu

ipme

nt .

Si

n

ce

Ca

rtr

lLa pe

J[

prov

i

de

s t

his

co mp l

ete

fl

ex

ib

ili

ty

of

ope

ra

ti

on

,

on

ly

th

e

baS

ic

co

nt

ro

l

wirin

g

is

's

how n on d

ra

wing 842 3721 00

1.

T

hi

s c

ontrol

Il

exi

bilit

y

..

all

ow

s t

he

stat

io

n

eng

in

ee

r to

use

the

facili

-

ties

of

C

art

r

il

ape

n to

be

st

a dv a

ntage

as

req

ui

red for

hi

s pan

ic

ul

ar

s

ta

tio n 's in

stallat

io

n .

4

OPERATION

Tape

Eraser

-

Cartridg

e

tape

recorders

do

not

utilize

erase

h

ea

d

s.

Therefore,

a

bulk

eraser

is

requir~d

to

deg

a

uss

t

ape

cartridges

prior

to

re

cording.

A

bulk

tape

e

ras

e

r,

such

as

G<lt

es

No.7

30 0102

000,

is

recomm

ended

to

properly

erase

the

tape.

Place

the

tap

e e

ras

er o n tOP

of

a

cart-

ridge

and

make

circular

motions.

This

should

be:

done

to

t

he

bot

10m

and

front

edge

of

the

cartridge

as

well.

Continue

this

operation

for

approximatel

y 15 s

econds.

Then

slo

wly

remove

the

eraser

from

the

cartridge

to

a

distance

Of.

about

three

feet

w

llh

a

slow

,

51

eady

w

itb-

dr

awal.

Onl

y

then

should

the

power

be

remo

v

ed

(rom

the

t

ape

eraser

.

PLAYBACK

UNIT-

M6211G

FUnction

RE'ady

Light

Part

of

Whlte,

glows

when

cartridge

is

S102

ins

erted

prop

erl

y .

Start

"0"

S103

After

a

cartTldg~

is

inserted

into

the

machine,

pressing

this

switch

begll1s

ta

pe

mOl

ion

.

Run

Light

Part

of

Amber,

glows

whlJe

lape

is

run-

S103

ning.

Stop

Switch

S1.02

White,

depress

to

stop

tape

mot-

"S"

ion.

(Norm<ll

op

eration

w

ouid

be

to

allow

tape

[0

recue)

- -

RECORD AMPLIFIER

(Part

of

M62131 )

Fun

c

ti

on

Record

Set

S204

Amber,

depressJng

this

push-

"

R"

button

r

eadi

es

the

record

/

pla

y-

back

comb

in

ation

for

recording

.

Record

Part

oj

Amber

Jig

ht,

when

iJluminated

Mode

8204

indicates

unit

is

not

ready

to

record.

Record

St<;JP

S203

White,

to

stop

recording

process

H

S'~

and

automatlca

lIy

record

second

200

cps

tone

.

Record

Part

of

White,

indicat

es

unit

is

in

th

e

rnd lc a

tion

8203

record

mode

when

lit.

.~3

ndom

S205

Red

pushbutton.

Actuat

es

ap-

TO,le p

Hcat

ion

0 f

th

lcd

to

ne

duri

ng

th

e

record

process.

~andom

P

art

of

Reel

i

llumin

ali

on,

mo

m

entary.

Tone

S205

Indica

t

es

ra n

do

m

cu

e to

ne

has

Record

~een

aipp

li

ed

to

lape.

Indication

To

Record

-

Adjust

thevariablewldth

cartridge

slot

opening

bygrasp-

lng

the

large

knob

adjacent

to

the

canridge

slot

with

the

thumb

and

seco

nd

f

inger

while

pulling

the

tOp

lever

io"",ard

With

the

ind

ex

finger

to

release

the

lock.

Set

the

slot

width

10

t

he

desireci

size

.

Insert

an

erased

cartr

i

dge

into

the

S IOl a

nd

press

fO""'ard

until

the

car-

tridge

rests

against

the

stop

and

the

ready

light

comes

on.

Feed

audio

to

the

Record

Amplifier

and

adjust

the

level

controi

so

peaks

read

100

%

on

th

e

VU

meter.

Press

the

record

set

(Amber

"R"J

on

the

Record

AmpliHer.

This

readies

the

system

for

the

recording

process.

Cue

the

audio

and

start

the

recording

by

preSSing

"operate"

(Amber

"0")

on

the

Playback

Unit

.

The

lKc

StOP

ton~

is

automaticall

y

recorded

at

the

be-

ginning

of

the

recording

.

If

the

random

("B

Kc)

cue

tone

is

to

be

used,

~t

may

be

applied

at

an

y

time

durmg

the

recording

. To

do

so,

pre

s s

the

re

d (

"T

")

switch

momen-

taril

y ev

ery

time

a

pulse

is

desired

,

When

the

time

has

arrived

to

conclude

the

rec

o

rding.

press

th

e

white

("

S")

on

th

e re

cording

amplifier.

Th

is

w

~ll

stop

the

reco

r

ding

proces

sand

in

a t

wo

tone

s y

stem

automatically

msen

t

he

second

or

150

cps

"end

of

mes-

sag

e"

cue

tone.

T

he

tap

e W

ill

c o

ntinue

to

run

and

cue

itself

up

for

play

b

ack.

NOT;'::

JURING

THE

RECORDING

PROCESS

TI

M

J::

SWITCH-

ER

(M6219)

[S

DIS

CO

NNECTED BY K20)

CO

NTACTS

3-11

Multiple

Segments

on

One

Ca

rt

ridge

-

To

record

more

thanone

segment

end-to-end

on

a

single

cartridge.

press

the

white

stop

bUllon

("

S")

on

the

play-

back

ap

proxim

ately

five

seconds

after

the

audio

ceases

on

the

fi

rst

segment.

Then

repE)at

prescribed

record

proc

e

ss.

A

five

second

spac~~C?

between

recorded

seg-

me

nts

should

be

allowed

to

make

sure

all

cue

tones

on

th

e

en

d

of

the

ha

v e

safel

y

passed

the

pla

y

back

head

to

pr

event

err

atic

operation.

CAUTION!

PLEAS

E

REA

D -

It

lS

necessary

to

press

"re-

cord

stop"

at

the

end

of

the

audiO

to

remo

ve

the b

ias

from

the

record

he

ad.

Otherwise

'

the

cartnd

ge may n

ot

recue

due

Lo

cue

Lo

ne

era

Sure

by

the

bia

s

appU

ed

to

the

rec

o

rd

he

a d .

To

Playback.

-

Insert

a

pre

V

iously

recorded

cartndge

into

a

pJayback

until

it

comes

Lo

rest

against

its

StOP

and

the

ready

light

comes

on.

Press

the

operate

("0")

switch

and

the

re-

corded

segment

wHI

play

back

.

Allow

the

cartridge

to

run

and

recue

its

elf.

Trouble

Sh

oo

ting

-

I -

Check

system

wiring

diagram

842

3721

001.

A.

Have

all

the

interconnecting

wires

been

installed?

B.

Have

Ihe

indicated

Jumpers

been

removed?

C.

Have

incorrect

jumpers

been

removed?

D.

Is

power

appJied

to

all

units?

E. Are a

lJ

the

fus

es

inlact

?

F. Are

th

"

recorder

inpu

t

levels

too

high?

Check

sound

quality

at

record

mooitor

Jack.

G.

High

hum

in

Record

AmplHier?

Turo

A.C.

power

cord

over.

IJ

-

Problems

cartridges.

A.

:'oor

sound

quality.

Poor

head

contact.

Cartridge

pre

s

sure

pads

misaligned.

B.

Crosstalk

or

level

variation

.

Corner

post

in

cart-

ridge

he s poppGd

up,

misallgning

tape

pa

st

record

head.

MAINTENANCE

GUIDE

'NTRODUCTION

This

guide

h

as

bee

n

prepar

ed

so

that

a

maintenance

scheC-

ule

can

be

inst

it

uted

to

suit

the

dem

a

nds

of

the

s

ta

tion.

The

only

mainte

n

ance

system

th

at

provides

the

neces

sary

reliability

is

PR

EY

ENT

AT

IV

E M

Al

NT

EN

ANCE.

Much

ha s

ber.i1

written

on

this

sub

j

ect

but

a

brief

explan

ati

on

is

in

ordN.

PREll

E

NTA

T

IV

E M

AI

NTE

NANCE

Preventative

mai

nte

nance

Is

dif

fe

rent

from

repairing

or

general

maintenance

in

that

the

m

..

:

intell

c'.

nce

work

is

ap-

plied

be

fore

th

ere

is

a

fail

ur

e.

By

adopting

a

schedule

of

routine

preventative

:r.alntenancevery

few

on-air

Lailures

will

occur.

~0BIUCATION

I.

The

bearings

us

ed

in

the

motor,

flywheel,

and

pres

sure

roller

are

peITflanc

ntly

lubricat

ed

and

should

requiIe

no

lubricaUon.

They

moy be

lubricat

e

d,

how

e

ver,

app

~(')x

i

mate

ly

every

six

months.

When

l

ub

rica

ti

on

~s

used

-

ex

-

t

reme

c a

re

should

be

exercised

to

keep

it

from

cont

.:;c

ting

he

rubb

er

pinch

:-:-lller .

2.

A

fine

011

may

be

used

to

lubricate

the

motor

and

cap-

stan

beari

n

gs.

Mo

lyko

te

Type

G,

shouJci

be

used

to

lu-

brical

e

the

followi

ng .

Ref

er

to

Fig.

1.

l.

Pres

sure

rol'

er

shaft.

2.

Soleno1d

plung

er.

3.

Toggle

Paw 1.

4.

Lifter

cam

surface.

The

pivot

nQia~s

should

be

l

ubric

a

ted

with

machine

oil.

REMOVAL

or

THE

TAP

E DECK

ASSEMBLY

If

it

should

be

com

e

necessary

to

remove

the

tape

de

ck

asse:l:bly

proce

ed

as

follows:

1.

T.00senthe

four

screws

on

TBIOI

and

take

off

the

wires.

Do

not

take

the

screws

a

ll

the

way

out.

When

pUlting

thes

e

wires

bac

k on

the

terminal

us

e

car

e to

matc

h up

th

e

wire

numbers.

'2.

Remove

Lie

fOI2:'

nuts

and

washers

which

secur

e

the

fronl

cas

ting

:')

the

\':

l~it.

Then

rO~dte

the

front

casting

un-

tH

it

c!Gars

l'H?

index

adJl~s[

~ever

and

la

y

it

beside

t

he

unit.

3.

RCr:1ove t'

le

five

machine

screw~

undcable

clamp

whIch

5

holds

the

tape

deck

to

the

main

chas

s

is.

4.

Remove

t

he

thre

e

sockel

head

cap

screws

which

hold

t

he

head

bra.ck

et

assembly

to

the

ta

pe

deck.

S.

Remove

the

two

machlne

scr

e

ws

holding

the

micro-

switch

[ 0

the

t

ape

deck.

Also

rem

ov

e t

he

screw

holding

I

he

tie

pOint

and

cabl

e

clamp.

6.

Slide

the

tape

deck

forward

and

out

of

the

unit,

CARE

0 F

TAPE

HEADS, CAPSTAN, AND PRESSURE ROLLER.

As

a

result

Of

th

e

lubricant

used

on

the

tape

proper

the

following

cleanJng

s

ch

edule

should

be

used

to

assure

con-

ti.:lUed

high

qua

lHy

reproduC

f

ion

.

1.

The

tape

heads

should

be

clea

ned

daily

to

5

everal

times

a

week

depending

on

the

service.

Wood

or'lsoprophyl

al-

cohol

may

be

us

ed

for

cleaning.

Place

a

cotton

swab

on

a

stick

long

enough

~o

insert

ir~

:he

cartridge

slot,

mOisten

and

ca

refu

lly

brosh

across

tr.c

heads.

2.

To

clean

the

c "

psta

n

and

pres

sure

roHer

the

tOp

cover

of

the

unit

must

be

remo

v

ed

.

The

lifter

cam

may

then

be

used

,0

raise

the

pressurerolier

u:':>ove

the

tape

deck

sur-

face

fc·r

easy

cleaning.

Refe

:'

lo

Fig.

1.

Us

e a

cotton

swab

moistened

with

wood

or

isoprophyl

alcohol

and

clean

the

ca

pstan

and

pressu!'~

roller

surfaces

.

Inspect

the

roller

f

or

free

turning

on

the

bearing

and

degrad

at

ion

of

t

he

rub-

ber

parts.

If

the

roller

1s

worr

or

defooned,

inadeql'at

e

pressure

wJllproduce

wow,

poorstar,ing

and

slow

speed.

R

eplace

with

Gates

parI

-'\730

-030

7

-000.

3.

Tape

heads

may

become

rrlagnc;~ized

by

l

ar

ge

unbal-

anced

pulses

through

th

e

record

te"d,

as

well

as

:[om

strong

magnetic

liclds.

Do

not

saturate

the

record

u:npli-

her

wi

'.

'1

abnonnally

high

inpul

signals.

Magnetized

heads

produce

excessively

high

noise

on

the

recorded

tape

ond

if

sever

e

enough

will

partially

erClse

them.

Thus,

;h<e

he

ads

should

be

demagn

etl

z

ed

weekly.

BE

LT

REP

LA

CEMENT

In

ord

er

to

repl

ac

e

the

drive

belts

the

top

and

bottom

cov

e

rs

at

lhe

un

it

must

be

removed

.

It

Is

jest

t:"1at

the

unit

is

set

on

its

side

to

per

form t

his

function.

I .

If

the

old

be

lt

s

are

to

be

removed,

take

them

off

of

the

flywh

ee

l.

At

this

poLnt a

stUf

piece

of

wire

with

a

small

hoo

k

on

one

end

is

very

useful.

Then

usIng

the

hook

on

the

wire

pu

ll

th

e

old

belts

up

through

the

pulley

cutolJt

trom

lh

e tOp.

2.

F

eed

the

new

b

elts,

one

at

"

time,

dow L

through

lhe

pull

ey

cutout

a

nd

place

them

around

the

pulley.

Use

the

wire

topull

tl're

belts

down

through

the

bottom

and

then

p

ia

ce

them

around

the

flywheel.

HEA

D

RE

PLACEI'v1

E

NT

1. To

replace

hea

ds

remove

th

e

clips

from t

he

pins

(D

INDEX

SLIDE

ASS'y.

\

CARTRIDGE

HOLD

DOWN

SPRING

RIGHT

GUIDE

- "-

CARTRI

DGE

CLIP

CAPSTAN PRESSURE

~.

rr

~

e

ADJUSTMENT

"'-

LINKAGE

SLIDE

I

LIFTER

CAM

SURFACE

TOGGLE

PAWL

PIVOT

POINTS

"

PULLEY

CUTOUT

m

~

4

.,.,.

$1011111

1 -

.""~

.

oO~

\

.-

r rf

---

'

''~\f

Lt

ot

PRESSURE

ROLLER

INSERT

TIMING

ADJUSTMENT

, I

.'

"

,

~

..

;

~

fir

LIFTER

CAM

ASS'

y,

LIFTER

CAM

PROPER

<

~

.

r --

SOLENOID

PLUNGER

FIG. I

which

are

on

the

rear

of

the

heClds .

Make

a

note

of

the

w

ire

color

code

to

make

sure

they

are

reinstall

ed

correctly.

2.

Loosen

th

e

he

a d

cliJmp

and

remOVe

the

head.

After

the

new

head

is

insla

lJed

refer

to

Fig.

3

for

proper

placem

ent.

3.

For

th

e

final

adJustm

ent

of

the

heads

a

azimuth

tape

is

required.

The

Gates

73

2 0169

000

a

zimuth

tape

is

a-

vaiable

for

this

purpose.

Using

a

meter

to

read

the

out-

put

level

adjust

the

playback

head

for

maXlmum

output.

Record

a IS

KC

signal,

and

againread

the

output

level

of

the

playback

ampHfier,

and

a

dju

st

the

record

head

for

maximum

outpul.

Il

is

import

a

nt

that

the

playback

heod

azimuth

is

adjusted

first

and

then

record

head.

I,.,OCA

GLID£

IIG.s~

7

rroHr

PPNEc.

,

fl

Si/Nt:.

3_"'~~

Fet£

.,

r

tt

C

f.~

t.

f./RFIICl

·S M(JS r

8E

PR.lUl(..(.€c.

TfG.

it!

ELECTRONIC ADJUSTMENTS

l.

Repeat

necord

Bias

Current

Reading:

T?ICHT

Gf./ff].!'

I'

IlCIYT

5.r

JllFIIC~

o~

ceCl(

Correct

Bias

Current

reads

on

your

VU

meter.

2.

A.C

.

Bias

Level

I\djustment.

'fhe

A.

C.

bias

control

is

a

trimmer

capacitor

located

un-

d~r

the

recorder

chassIs.

To

set

the

blas

remove

the

bot-

tom

cover

of

the

recorder

and

proceed

as

follows:

a.

Connect

a 1

KC

signal

to

the

input

of

the

recorder

Adjust

the

level

until

the

VU

meter

reads

zero

or

100%.

b.

Insert

a

bu

lk-era

sed

tape

cartridge

into

the

play-

back

unIt.

c.

Connect

an

output

meter

to

the

output

tenninals.

Adjust

the

meter

range

so

that

-15

dbm

can

be

us

ed.

d.

While

recording

a I

KC

signal

adjuS;1

the

bias

level

as

read

on

the

meter.

(For

the

left

channel

(or

mono)

use

C'2

01

to

s

8t

bias

and

C20Z

for

the

right

channel.)

e.

In

crease

t

he

bias

to

provide

-1/2

to

1

db

reduction

in

the

1 KC

recorded

level.

The

bias

is

now

proper-

ly

adjusted.

3.

Playback

Gain.

The

playbac

k

gaIn

is

set

at

the

factory

for

a

output

level

of

-15

dbm.

T

hlS

control

is

a

small

trimpot

(R15)

located

7

on

the

playback

amplifier

board

anel

is

adjustable

irom

the

back

of

the

unit.

4.

Bias

Trap

AdJustment.

Should

these

traps

be

replaced

or

mi

stu

ned

in

the

field

they

may

be

retuned

as

fQ

11

ow

5:

a.

Connect

an

oscilloscope

to

J20

2,

L

in

the

case

of

the

left

channel,

J203

L

in

the

co.

S8

of

the

right

channel.

Place

the

recorder

in

th

e

record

mode

of

operation

and

adjust

L201

orLZ02

for

minimum

75

KC

bias

signal

observed

1n

the

scope.

b.

The

bias

oxcillator

frequency

is

set

at

the

factory

to

approxim

a

tel

y 75 KC.

S.

V.

U.

Meter

Calibration.

In

order

to

calibrate

the

VU

meter

an

audio

oscillator

and

distortion

meter

will

be

needed.

a.

Connect

a

400

cps

signal

to

the

input

of

the

re-

corder

and

set

the

level

6

db

above

0

on

theVU

meter.

b.

USing

a

bulk

erased

cartridge

make

a

recording

of

the

400

cycle

tone.

It

is

best

to

use

a

cartridge

'100

sees

long.

-

c.

Playback

the

tape

and

measure

the

total

harmonic

distortion.

d.

Repeot

steps

(a)

and

(b)

at

variouS

record

levels

until

the

loral

hannonic

distortion

Is

3%.

e . When

the

3%

pOint

is

found

reduce

the

test

oscil-

lator

ciutP~t

to

the

record

amplifier

by

6

db.

f.

Changethe

value

of

RB, a

7.5

K

ohm

fixed

resistor,

until

the

m

etcr

reads

zero.

This

resistor

is

found

on

the

recording

(lmpli

fier

plug-in

board.

The

VU

meter

is

now

proper!

y c a

librated

.

6.

Distortion

and

Signal-To-Noise

Ratio.

An

audio

oscilaltor

and

di

stanion

meter

is

requlred

to

perfonn

these

measurements.

Before

these

measurements

are

attempted

the

heads

should

be

demagnit1zed,

clean-

ed,

and

adjusted

properly.

An

inspection

should

also

be

made

to

see

If

the

pressure

roller

is

properly

adjusted.

a.

USing

:I

cartridge

that

has

been

bulk-erased

re-

cord

a

400

cps

tone

using

a

level

that

is

6

db

a-

bovezeroontheVU

meter.

Refertosleps

(a)

through

(e)

under

VU

meter

calibration

until

the

3%

total

hannonic

distortion

paint

is

found.

h.

When

the

3%

third

harmonic

distortion

point

has

been

established

note

the

output

level

of

the

play-

back

amplifier.

This

will

be

the

reference

used

to

find

the

signal-to-noiseralio,

and

IS

normail

y

ap-

approximately

a

-10

dbm.

c.

With

no

input

signal

<..!pplied

to

the

recorder

Input

make

a

blank

recording

'..lsing a

cartridge

that

has

oe~Tl

bulk

-eras

ed.,

making

certain

the

input

i;;

prop-

erly

tenninated.

8

d.

Plu

yback

this

recording

and

measur~

the

noise

level

at

Lhe

output

of

the

playb"c;k

amplifier.

The

signal-

to-ratio

is

the

difference

between

th

e

noise

m

eas-

ured

and

the

relerenc

e

measured

ins

t

ep

(b).

This

should

be

a

-55

db

or

better

for

mono

or

-50

db

for

Stereo.

e.

With

the

steps

performed

above

reduce

the

input

LO

the

record

amplifier

6

db,

or

for a

readir."

of

0

on

the

VU

meter.

T

he

tot

al

harmonic

distortion

should

be

about

1%.

7.

Overall

Frequency

Response.

Before

an

attempt

is

made

to

make

an

overaH

frequency

response

lhe

following

should

br

done.

The

heads

should

be

demag:--tetized,

cleaned,

and

properly

adjusted.

The

A.

C.

bIas

should

be

check

ed

for

this

has

an

uff~ct

on

re-

spons

e

if

misadjusted.

Refer

to

A.

C.

biOI

s

level

adjUE~

m

ent

for

this.

a.

Connect

an

audio

oscilla~or~:)

the

input

of

the

re-

cord

amplifier

and

set

:he

record

level

[or

a -10 db

as

read

on

~he

VU

meter.

b.

Using

a

cartridge

that

has

been

buL,,-erased

make

a

recording

u6ing

400

cycles

as

the

reference

tone.

Then

record

a

short

series

of

frequencies

irom 50

cps

to

21

KC, mflking

sure

that

the

input

signal

is

held

CIt a

const,--ut

leveJ.

Playback

the

tape

and

note

th

e rea

dings.

The

reSpons

e

should

be

approxI-

mately

±.

3

db.

Factors

Which

Affect

Frequency

Response

-

1.

Head

height

and

head

pos

ilioning.

Reier

to

Fig.

3.

2.

Azimith.

3.

Worn

tape.

4.

Pressure

pads

-

as

pad

pressure

is

increased

the

'1igh

frequency

output

will

incr

ea

se

unlil

th

e pOint

1s fc,-'ched

where

it

wil

l

level

out .

Excessive

pad

pressure

will

cause

wear

to

the

heads

as

well

as

to

the

tape.

C/i

RTRIt

>C£

,rC6£

-

"-----

--

(,O:~rN4

~~P£w

TIIP~

Ne

RD

I'.CI'f£rR~TI{)1V

c

p~rR/D6~

STO~

;?

OJVSTIN6

Sc~Fw

(,II!;rR/06~

!;il'J;O

dh'1

= .

,,

~:s=t!OLib

000 /

..

,x

I I

R(-:C~D

PLiW

e RCK

It'E~"

If~R"

FIG

, .3

5.

A

large

accumula.tion

of

oxide

on

the

heads

will

re-

duce

high

frequency

output.

This

has

the

affect

of

holding

the

~ape

away

from

the

heads.

8.

Voltage

Measurements.

Refer

to

the

voltages

shown

on

the

schematic

diagrams.

Usc

a 20,QOO

ohms

per

voltmeter.

MECHANICAL

AOfLISTMENTS

These

adjustments

are

carefully

made

at

the

factory,

how-

ever,

a

periodic

checking

is

required

to

keep

the

unit

in

peak

operating

condition.

ThIs

information

is

listed

below

(check

every

6

months).

IMPORTANT -The

following

adjustments

are

described

in

the

correct

sequence

of

adjustm

ent.

Right

Guide

Position

Observe

Fig.

2 for

details.

The

right

guide

should

be

sql:clfe

to

the

front

of

the

deck,

and

.875

inches

from

the

center

of

the

capstan

to

the

working

edge.

Index

Slide

Assembly

Observe

Fig

..

2 for

details.

This

assembly

should

be

po-

sitIoned

parallel

to

the

right

guide

and

adjusted

so

that

the

rubber

rollers

compress

a

~ull

1/32"

when

a

cartridge

is

inserted.

Try

several

cartridges

as

they

vary

sam

ewhat.

Cartridge

Stop

Ob,serve

Flg.

3 for

details.

This

stop

prevents

the

cap-

stan

from

rubbing

on

til e

cartridge.

Adjust

th

c

stop

to

pro-

vid

e

1/32"

of

clealdnce

between

the

capsta

n

dnd

the

car-

tri

dg

e.

Try a

number

of

cartridges

as

they

vary

sligh.ly.

Head

Penetr:>Uon

Th

is

should

be

checked

every

six

months

or

whenever

the

heads

are

replaced.

Obs

(;cv

e

FiJ.

3 for

details.

Pos

iUon

the

tape

head

in

the

head

br,'c:':et

so

that

it

penetrates

the

cartridge

9/32"

.

Head

Heighl

ThiS

should

be

checked

ev

ery 6

month

s

or

wh

e

never

the

heads

are

replaced.

Obs

erve

Fig . 3 f

or

details.

Adjust

the

h

,~ad

height

by

adjusting

th

e

two

s et

screw

s

front

and

rear.

The

correct

hei.ld

height

is

.562

inch,

:I:

.002

inch

I

to

the

top

of

the

upper

head

piece.

It

is

important

that

the

front

edgfC

cJf

the

head

be

square

with

the

deck

surface.

Lift

er

Cam Pos

iHan

Observ

e

Fig.

4 for

de

tails.

The

lifter

cam

s

hould

be

po-

sitioned

so

there

1s

.020

inch,

::!:..005

inch,

clearanc

e

be-

tween

~he

roller

lever

and

th

e

li

fter

cam.

The

shaft

of

Lhe

ass

embly

should

be

pa

rallel

to

the

rear

of

the

dec

k .

Cartridge

In

sert

Ti

min

g

(Pressur

e

Roller

Adji,::;tment)

Th

is

adjustm

ent

should

be

checked

every

month.

Obs

erve

Flg.

4 for

details.

Adjust

thc

pas

ition

of

the

nylon

cap

by

turning

the

soc

ke

t

he

ad

cap

scr

ew .

Ins

ert

a

cartridge

and

adjust

for

1/64

inch

clearance

between

the

capstCin

and

the

rubber

pressure

roller.

Try

several

cartridges

as

they

vary

somewhat.

There

should

be

no

tape

creep,

LfrT£P'

CA,.,

Ct:,C,RKIIN~e

O't)

FIG

(/

lI"seNT

rtI'WNt:;

'#DNsrM4Nr

SCfI'r"..,.

CopSlan

Pressure

(Tape

Pulling

Force)

This

adjustment

should

be

checked

once

a

month.

Obs

erv e

Fig.

5

for

details,

Tum

the

sockel

head

cap

screW

Indi-

cated

unll.l

1/32

inch

compression

of

the

rubber

pressure

roller

is

noted

when

~he

unit

Is

in

the

RUN

condition.

If

there

is

too

much

capstan

pressure

it

will

cause

the

ma-

C:"1ine

lO

run

slow.

C/1~t~ID(;£

CI9;O$7"'1P1Y

Ct9J'i'rlltOGE

""'-.

~"

STOP

:

~~

Fi~-"

..

\~./

~Ra"

...

",

----~

FfC,

S

Solenoid

Pos

iti.on

(Tape

Pulling

Force)

This

should

be

checked

every

Six

months,

Observe

fig

,

6

for

details.

'

.'he

-correct

position

01

the

solenoid

pr:->-

v.ides

1/16

to

1/32

inch

of

spring

stretch

at

the

end

of

\he

solenoid

plllJ

~

ger

wh('r.

sealed.

Yn

ra

"

....

G.~R/~&

.s"~~"",~""

n 'ItE'.o,I

~OLIiNQIO

pl..r.JN(.r;(

IS

S~lfrCD

PIG_ "

Cartridge

,Adjustments

I.

Pressurf;

Pads

-

9

The

purpos

e

of

the

pressure

pads

is

to

as

sure

h;;ad-to-

tape

contact.

When

the

cartridge

is

inserted

into

the

heads

they

should

insert

far

enough

into

the

cartridge

to

push

the

pads

so

that

they

are

approximately

paral-

lel

to

the

heads.

2.

3rake

Release

-

As

the

cartridge

is

ins

erted

into

the

machine

the

brake

wire

1s

moved

forward

by

tho

pressure

roller

shaft

relea

sing

the

braking

action

on

the

reel.

This

wire

should

lie

Hush

with

the

bottom

of

the

car-

tridg

e

case,

If

the

win;

is

located

too

far

into

the

cent,:r

of

the

opening

there

15

a

possibility

of

the

wire

Interferring

with

the

pressure

roller

when

the

cartridge

is

inserted.

This

wir;;

can

be

bent

there-

fore

ch()cking

for

lhis

condition

Is

Importan'

"

3,

Cartridge

Re,d

-

Trlere

are

teflon

washers

supplied

in

each

cartridge

assembly

and

their

purpose

is

to

keep

the

reollevel

free

from

~ouching

lh

c bOllom

of

the

cartridge.

Ii

the

r~eJ

should

drag

against

the

cartridg(),

the

timing

would

be

affected

as

well

as

increosed

wow

and

flutter

con'ent.

PARTS

LIST

Symbol

No,

Descri

pt

ion

TRANSPORT

PART

Leve,

Arm A&

semb

Iy

Comple

Ie

Index

ong

SI

ide

A.

~emb

Iy

Pres

s

'"c

Roller

Rolle'

leve'

Tosgle

Powl

T

osgle

Leve,

T

ogg

10

Soc

kct

T

",s

ion

Sp'

ing

Shou

Ide r Screw

Sf"

ing

So

lene>id

Te

ns,

on

Heod

-B"rocket

Ass

emb

Iy

Moto,

50/60

cps

Pulloy

60

cp~

Pulley

50

cps

B.,It,

Motor

Co

ps

Ion

and

F

Iywhee

I

ond

Beor;ng

Assy.

PorI

Nvmber

91J

2159

001

937

9630

001

730

0307 000

8136244001

813

3877

DOl

8133878

DOl

8133875001

8134326001

8133881

001

456

0001 000

927

1116 001

436

OO~O

000

730

0393

000

7300394

000

730

0228

000

730

0395

000

ELECTRICAL

PARTS

PlA

YBACK

UNIT

M621l/M6212

Cl

01,C

1

03

Cl02

Cl04

Cl05

Cl06

CI09

CRIOI

CR105

F101

Fl02

Jl01

J102,

JI03,

JI04,

Jl05,

Jl06,

Jl07

J 108

jl09

J110,

jl07

Jill

KI

02

Kl01,

/(103

LIOI

Ploa

PI09

PIlO

RIOI

Rl02

RI03

Rl0d

R112,

Rill

R113,

RIl<l

RI15

5101

S102

5103

nOI

T8101

Capac

ito',

.25 vI

C

opoe

ito',

30-

30 vi

Capac;lo"

.1

vi

Copoc

iIO(,

40

vi

Copodlo"

\

000

vI

Co

pocilo"

5

uf

(mo!

or

510rl

;ng)

Diode

IN2070

D;od~

lN2071

Fuse

1

omp.

Slo·8lo

Fuse

20mI',

Slo·810

A,C.

Rcceplocl"

Rec

"proc

Ie 6

lermino

I

Rec"prac

Ie 8

lermi

no I

Rece

ptoc

Ie 10

lermina

I

Reeept"e

Ie 6

I"rmina

I

Phone

Jack

Relay

5,,1

enu;

d

Plug

8

!"rmina

I

Plug

10

lerminol

Plug

6Ie,min,,1

Resisto"

30

ohm

Res

,slor,

50

ohm

Res

iSlof,

220

ohm

Res

i

.10',

100 ohm

Res'

SIor,

lOOK

ohm

Res

istor,

620

ohm

Res

i

s~o"

100 ohm

Switch

Tronsforme,

Power

Term;nol

Board

XK101,

XKI02,

XK 103

Socket,

Re

loy

XF101,

XF102Fv5e

Holde,

Mono

2

Track

Record-Playback

Heod

Slereo

3

Track

Ploy-Bock

Head

Stereo

3 T

rock

Record

Head

508

0269000

522

0320

000

508

0270

000

522

0301 000

524

0100

000

5JO

0410

000

384

0019

000

384 0020 000

398

0054

000

398

0081

000

6100<101 000

6120373000

612

0005

000

6120006000

612

000<1

000

6120280000

5740108000

574

0106

000

9138946001

6100099000

6100100000

6100098

000

542

1068 000

542

1067000

540

0033

000

540

0308

000

5<10

0097

000

540

0044000

5400166

000

604

0241

000

604

0232

000

604

0240

000

472

0443 000

6140444000

404

0160000

4020023

000

730

0729

000

730

Q731

000

7300730

000

30VDC

POWER

SUPPL

Y

p,c.

BOARD

(PART

OF

M62111M6212)

C107,Cl08

Copo<i'or,

59

tlf

CRI02,

CR103D,ode

lN2069

CR104

Diode

lN710

QIOI

Trons;,lor,2NI183

0102

Trar"i~l"r,

2N1414

Rl0S

Resistor,

150

ohm

R

l06,

R 109

Re5lslor,

3 9K

ohm

522

0258

000

3840018000

386 0019 000

3800012000

380

0014

000

5400458

000

540

0063

000

Symbol No.

Rl07

RI08

R110

XQIOI

XQ102,

XCRI04

Cl

C2

C4

C5

C6

C7

Kl

Ll

Ql,Q2,Q3

RI

R2

R3

R~

R5

R6

R7

RB

R9

XQ1,

XQ2,

XQ3

C1

C2,

C15

C3, C6

C4,

CI4

C5,

C7

C8

C9

CIO

Cll,

C12

C13

Kl

II

Ql,

Q2,

03,

04,05,Q6

Rl

R2

R3

R4

R5, R20

R6

R7

RS

R9

RIO

Rl1

R12, RIB

R13, R

14

RI5

R16

R17

R19

R21

R22

XQl

In,u

XQ6

CI,

C3

C2

C4

C5

C6

C7

C8

K1

11

Oeser

ipl

ion

Res

isto"

8.2

K ohm

Resistor,

18K

ohm

Res

i

stor,

62K

ohm

Socket

Sock"t

150

CPS

CUE

AMPLIFIER

M-6216A

Copoc;lor,

25

vf

Copocitor,

.47 vf

Copacitor,

2

',If

Copoeitor,25

vI

Copacitor,

20

vi

C"pocitor,

50

ul

R,,1ay

Toroid

Coi

I

Trons;sto,2NI414

Res

istor,

15 K ohm

Res

os

lor,

621<

ohm

Resistor,

13K

e>hm

Res

;stor,

10K

ohm

Resistor,

27000hm

Res

islor,

5100

ohms

Res

istor,

1000

ohm

Res

iSlo(,

2000

ohm

Res;

5tO',

56

ohm

Socket

lKC

CUE

AMPLIFIER

M-6216C

Copocito(,

22

vi

Copac

itof,

20

vi

Capae,tcc,

25

uf

Copoc

itor,

.22

uf

Copoc

itor,

25

uf

Copoe,lor

,0015

vi

Co

poc

,10',

.05

uf

Co

pac

i

fOr,

.04 vI

Capoci~o"

.47

vI

Capacito"

50

vi

Reloy

SPDT

Toroid

Coil

T'onsistor,2NI414

Resislor,

150K ohm

ResisTo"

1801< ohm

Res;stor,

3600

ohm

R""istOf,

6800

ohm

Resislor,

1000

ohm

Resislor,

<17K

ohm

Resistor,

4700

.o,m

Resistor,

100

ohm

Resistor,

18K

ohm

Res

i

5to"

1800

ohm

Res,stor,

62K

ohm

Res'slor,

2400

ohm

Re~,

~ro"

22 K ohm

R",.istor,

82K

ohm

Resistor,

13K

ohm

Resi.!or,

15K

ohm

Resi.lor,

5100

ohm

Res

islor,

2000

ohm

Res

is

'or,

56

ohm

Sockel

522

0256 000

8KC

CUE

AMPLIFIER

M-0216B

COpOCil"'<

1800

pf

Co

poe

ilo"

4700

pi

Capacitor,

.001 vi

C"pocilor,

.015

vi

C

opoc

ilor,

.003

vi

Co

poe

,lor,

390

pI

Capcc,ior,

20

vI

Relay

To,oid

Coil

PorI

Numbe,

540

0071

000

540

0079

DOl'

540

0092

OC

404

0149

000

404

0066

000

5220178

000

5080267

000

522

0215000

522

0242

000

522

0256

000

522

0258

000

578

0006

000

492

0056

000

3800014

000

540

0077

000

540

0092

000

540

0076

000

540

0073

000

5400059000

5400066

000

5400049

000

5400056

000

5400019000

404

0066

000

526

0002

000

522

0256

000

522

0242

000

516

0386

O('~

522

0178

O·

516

0059001./

508

0266

000

508

0253

000

516038700(1

522

0258

000

578

0006

000

492 0056

000

380

(l014

000

5400101

000

540

0103

000

5400062

000

5400069

000

5<10

0049

000

5400089

000

5400065

OliO

540

0025

000

5400079

000

540

0055

000

5400092

000

540

0058

000

540

0081

000

540

0095

000

540

0076

000

5400077

000

540

0066

000

540

0056

000

5400019

000

404

0066000

5160062000

5160072

00(1

516

00540

508021001-

5160067

000

5160041

000

522

0256

000

5780006

000

492

0056

000

PARTS

LIST

Symbol No.

Ql,Q2,

Q3,Q4

Rl,

R6

R2,

R7

R3

R4

R5

R8

R9

RIO

RII

R12

R13

XQI,

XQ2,

XQ3,

XQ4

Cl

C2,

C14

C3,e4

C5, C13

C7

CS

C9

Cl0,Cll'

C12

OJ,

02

Q3,04,Q5

Rl

R2

R3,R17

R4

RS

)<16,R8

R7,RJ 1

R9

RIO

RI2

R13,R20

RI4

RlS

R16,

R24

R18, R23

RI9

R21

R22

TJ

XQI,XQ2,XQ

XQ4,

XQ5

Doscripli<>n

Tronsislor

2N1414

Res

;stor

82

K ohm

Res

istor,

13K

ohm

Resistor,

10K ohm

Resistor,

2200

ohm

Resistor,

IIOK ohm

Resistor,

16K

ohm

Resistor,

2400

ohm

Resisto"

5100

ohm

R""'stor,

1000

ohm

Res.istor,

2000

ohm

Res

ilitor,

56

ohm

Socket

PLAYBACK

AMPLIFIER

M6215

Copoc.lo(,

22

u1

Capacitor,

.01

vI

C"pocitor,

ul

Co

l'oeil

or, ul

Copo,ilor,

.03,,1

Copoc

;tor,

500

vI

Copoe

ilor,

100

vI

Copocitor,

!i

vi

Capacitor,

2

vf

TronsiSlor

2NJ307

TrO",;510{

2NU14

Resistor,

IBOK

ohm

Res.slor,

100

ohm

Resistor,

150K ohm

Res

is'

or,

3600

ohm

Resis.lor,

5100

ohm

Resistor,

16K ohm

Res

islof,

1800

ohm

Resistor,

ohm

ResistQr,

I ohm

Res

is

lor

• I

ohm

Res.slor,

ohm

ReSlslor,

ohm

Potentiometer,

10K

oh

....

Res

j

slor,

lOOK

ohm

Resistor,

15K

ohm

Resistor,

ohm

Resistor,

ohm

Resistor,

ohm

Transh:>rfflIH,O!.llpVI

kef

Potl

Nvmber

380

0014

000

.540

0095

000

540

0076

000

5400073

000

5400057

000

0098000

0078000

0058000

0066

000

0049

000

0056000

0019000

404

0066000

0002

000

0215

000

0256

000

0242

000

0264

000

0167

000

0185

000

0236

000

0233 000

3800018

QOO

360

001.4

000

0103000

0166

000

0101

000

0062

000

0066

000

0078000

0055000

0075000

0018000

0073

000

0059 000

0057

000

0771

000

5400097000

5400077

000

0089

000

0068000

0041

000

47B

0118

000

404 0066 000

MONAURA

Ll5TEREO

RECORD

AMPLIF

IER

(M6353/M6354)

A20J

A2Q4

A20S

C201

C203

C2ll4

C205

C206

007,

C224

C208

C209

C210

C222,C223

CR201

no.

F202

J201

n(\2,

n03,

)204

J205

)206

J20$

Lamp

Lomp

of

5203)

01

5204)

of

5205)

Copoeilor,

Trimm,,,,

9-180

<.Iv!'

Copoe;I"",

033

vi

Copac;!"r,

33

"vi

iTor,

1000

vi

itor,

20-10

"f

iIO',

50

vi

poe

itor,

vi

pac",o"

vi

Co

pac

iter,

8 vI

Co

padtor,

no

uuf

Diode,

1

~2069

fvr-e,

•

amp,

Slow-51"

fvse,

2

omp,

:,low-8Io

Reeeptoc

Ie,

5000848

000

516

000

3840018

000

3980054

000

398

0081

000

6120007

000

6120353

000

Symbol

No.

J209

Description

j210

Receptocle,

Single

Phono

K201

Reloy,

4C

contacts,

nOV.D.C.

C01l

K202,

K203,

K204

Re loy, 4C

conTacts,

11

OV.

D.

C.

Coj

I

K205

Reloy,

SPOT,

5K ohm

L20

I,

L202

I

nd

\Jclo"

Voriob

Ie,

4-

30

mh

M201,M202

Meter,

VU,

w/8

Scale

P201

Plug,

P205

Plug,

P207

Plug,

P208R,

P210,

P20SL

HoadcQblOi'

and

Phone

Plug

R201,R204

R202,R203

R205,R206

R20B,

R209,

R211,R213

R207

R210,R212

R214

R21 5,

R216,

R217,R21B

R219,R220

R222

R223

R224

R225

5201

S202

5202

5203

5204

5205

Resistor,

620

ohm

Resistor,

5100

ohm

10K

ohm

evel,

10K

ohm!>

(Mooou,ol)

Level,

10K

ohms

(Stereo)

;slo.,

1500

ohm

Rosistor,

1000

ohm

Res

Slor,

100

ohm

Res

slo.,

lOOK

ohm

Res

slor,

15K

ohm

slor,

6800

ohm

slor,

471<

ohm

Resistor,

100

ohm

T201

Power

T

(onsformer

T202

8ios

Osc.

Transforme,

X

F201,

XF202 F

vseho

Ider

XK201,

XK203,X

Soeke,

JOV DC POWER

SUPPLY

BOARD

(PART

OF

Cl07

Copacitor,

100

vi

Cl08

501.11

CR102,CR103

Diode,

IN-2069

CR104

Diode,lN-710

Ql01

Ql02

Rl0S

R106,R109

Rl07

RIOa

Rl10*

XQIOl

XQ102,

Transistor,2NI183,

T.ans

istor,

2N1414

Resistor,

75

ohm

s

isto(

(

3900

ohm

$

islol,

8200

ohm

Resis!or,

18K ohm

Resistor,

621<

ohm

Sockel,

'NOTE:

RllO

volue

moy

vory

in

Test.

Port

Number

612 000

5740108000

0106

000

0006

000

492

0300

DOD

6300107

000

6100101

000

6100099000

6100098

000

926

7064

001

5400044

OOU

5400066

000

0073

000

0273 000

027'(000

0053

000

0178 000

0456

000

0202

000

0482

000

0069

000

0089 000

5400166

000

6000196

000

6000200000

604

0232

000

604

0234

000

604 0233

000

0443000

0248000

4020023000

404

0160000

000

384 0018 000

386

0019

000

380

0012

000

3800014

000

540

0305

000

0063

000

0071 000

0079000

0092000

404

0149 000

404

0066000

PLUG-IN

RECORD

AMPLIFIER

(PART

OF

M63531M6354)

C J

Copo~

ilor,

20u/

0256

000

C2

ilor,

25

ul

0178

000

C3

.002 uf

0063

000

C4,C9

1001.11

0185

000

C5,C7

C8,C14

C6

CIO

ClI

C12

C13

25

vf

_004

vr

1000

vul

.47

ul

Copocitor,

5

vf

Copoe

""r,

410

uuf

PARTS

LIST

Symbol No .

Ql,Q2

Q3,Q4

Q5

Rl

R2,

RI2,

R17

R3

R4,R6,R21

R5,"R16,R25

R7

R8

R9

RIO

Rl1,R15

R13

R14

R18,R26

RI9

R20,R24

R22

R23

TI

XQ1,XQ2,

XQ3,XQ4,

XQ5

Descrtption

T

ron5;S

tor,

2N 1307

Tronsistor,2Nl414

Res

i

stor

,

16K

ohm

Res

istor,

3600

ohm

Res

istor,

20}( ohm

Resislor,

5100

ohm

Resistor

,

10K

ohm

Res

i

stor,

6200

ohm

Res

islor,

7500

ohm

Resistor,

430

ohm

Resistor

,

2200

ohm

Resistor,

51K

ohm

Res

islor

,

3900

ohm

Resistor

,

680

ohm

Res

;

slor,

820

ohm

Res

istor,

2000

ohm

Resislor,

47K

ohm

Resislor,

110K ohm

Resistor,

200K

ohm

Input

Transformer

Sockel

PorI

Number

3800018000

380

0014

000

5400078000

5400062

000

5400080

000

5400066000

5400073

000

5400068000

540

0070000

5400040000

5400057000

5400090000

540

0063

000

5400045

000

540

0047

000

5400056

000

5400089

000

540

009.8

000

5400104

000

4780118000

404

0066

000

CAPACITOR

BOARD

(PART

OF

M6353

/M6354)

e211

C212

,

C213

C220

C214

C215

C216

,

C218

C217,

C219,C221

Copocitor,

3.9

1.11

Capacitor

, .68

ul

Copoeitor,

.0471.11

Copocitor,

.004

vi

Copocitor

,

.005

vI

COp"c;lor,

.015

uf

Copoc

ilor,

.1

1.11

526

0003000

50a

0164000

50a

0267

000

508

0276

000

5080076000

508

0210

000

SOB

0278

000

PLUG-IN

BIAS & 3

TONE

OSCILLATOR

(PART

OF

M6353

/

M6354)

Cl,C2

C3,C4

C5

C6,C9,Cll

C7

C8,e12

Ql,Q2,

Q3,Q4,Q5

Rl,R2

R3,R4

R5

R6

R7

R8,R9

RIO

Rl1

R12

R13

R14

R15

R16

R17

R18

R19

R20

XQ1,XQ2

,

Ca

pac

ito" .47

1.11

Capacitor,

.01

1.11

CapaciTor,

20

ul

Co

poc

itor

,

25

uf

Capacitor

, 2 vI

Copocilo

r,

25

uf

Tron.istor

,

2NI414

Re,;stor,

10

ohm

Resi,!or,

22K

ohm

Resistor,

510

ohm

Resistor

,

3600

ohm

Resistor

, 12

00

ohm

Res

is

tor,

1500

ohm

Resislor,

1300

ohm

Resistor,

200

ohm

Potontiometer,

10K

ohm

Resistor,

43K

ohm

Res

is

tor,

13K

ohm

Resistor,

2200

ohm

Resis!or,

47K

ohm

Resistor,

1800

ohm

Resistor,

7500

ohm

Res

is

tor

,

430

ohm

Resistor

,

300

ohm

XQ3, XQ4, XQS

Socket

MONAURAL

SWITCHER

M-6219

C301

Capocitor

,

40

vI

CR301 Di

o<le

1

N2070

CR302

!hru

CR309

Diod

e

IN2071

508

0267

000

506

0001

000

522

0256

000

522

0242000

522

0169

000

522

0178

000

380

0014

000

540

0154

000

5400194000

540

0042

000

540

0062

000

5400051

000

540

0053

000

540

0052

000

540

0032

000

552

0771

000

5400088000

5400076

000

540

0057

000

5400089000

5400055

000

5400070

000

540

0040000

5400036

000

40tl

0066

000

522

0315000

384

0019

000

384

0020

000

Symbol

No .

Description

F301,F302

Fuse,

lamp.

J301

A. C.

Rcceploci

e

J302

Reee

ptocla

J303,n04

Rece"toc

Ie

K301

L,

K302L

,

K303

L, K304 L Re loy

P302

PllIg

P303

PllIg

R301

Rosislor

,

100

ohm

R302

Resistor,

Adj,

41<

ohm

R304

,

R306,

R308

,

R310

,

R312,R314,

R316,R318

Res

istor

,

7500

ohm

R319,R320

Resislor,

620

ohm

R321

, R322

Resistor,

10K ohm

5301

Switch

X

F301,

X

F302

Fuseholder

XK301 L/ R,

XK302L1R

,

XK303L

/ R,

XK304L

/ R

Socket,

Relay

S501

5502,

S504

S503

S505

S401

S402

5403

5404

5405

REMOTE

RECORD

UNIT

M6234

Sw

teh

Sw

teh

Sw

tch

Sw leh

REMOTE

PLAYBACK

UNIT

M6221

Swilch

Switch

Swi

tch

Pori

Number

398

0017

000

610

0401

OC

612

0007

OOll

6120009000

574

0106

000

610

0101

000

6100103000

5400587

000

5520031

000

540

0353

000

540

0044

000

540

0073

000

604

0244

000

402

0023

000

404

0160

000

604

0240

000

604

0232

000

604

0234

000

604

0233

000

604

0235

000

604

0236

DO'

·

604

0237

000

604

0238 000

604

0239

000

r - -

-,

r -

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: 0:

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Gates CARTRITAPE II Instruction Manual

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