Roland Jazz chorus JC-50 Bedienungsanleitung

a(e)f=lale

JAZZ

CHORUS

JC-50

INSTRUCTIONS

Roland

JAZZ

CHORUS

FEATURES

@50

watt

output

combination

amplifier

(rms)

equipped

with

chorus

effect

for

deep

and

extensive

sound,

and

characteristic

soft

vibrato

effect

(frequency

modulation).

®With

two

input

jacks

(high-gain

and

low-gain),

you

can

use

guitar

having

any

kind

output.

@Provided

with

Bright

Switch

for

wider

variety

of.

tone

setting.

@Provided

with

sweet,

creamy

soft

distortion

effect

and

reverb

effect

for

fidelity

and

fullness

reverb

the

“folded

delay

line’

the

latest

‘“Z

fold”

reverb

unit.

@Cabinet

perfectly

guarded:

edges

hard

fiber

and

corners

protector.

‘

@Chorus/Vibrato,

Reverb

and

Distortion

can

remote-controlled

footswitches.

You

can

switch

on/off

instantly

without

having

take

your

hands

from

the

guitar.

@Provided

with

phones

jack,

you

can

hear

through

ordinary

monaural

stereo

headphones.

®Provided

with

Chorus/Vibrato

output

jack.

When

another

guitar

amplifier

connected

this

unit

through

this

jack,

rich

effect

stereo

chorus

and

vibrato

can

easily

achieved.

Please

read

these

instructions

carefully

for

proper

connecting

and

operating

procedures.

JC-50

INSTRUCTIONS

RADIO

AND

TELEVISION

INTERFERENCE

“Warning

—

This

equipment

has

been

verified

comply

with

the

limits

for

Class

computing

device,

Pursuant

Subpart

Part

15,

FCC

rules.

Operation

with

non-certified

non-verified

equip-

The

equipment

described

this

manual

generates

and

uses

radio-frequency

energy.

not

installed

and

used

properiy,

that

is,

strict

accordance

with

our

instructions,

may

cause

interfer-

ence

with

radio

and

television

reception.

This

equipment

has

been

tested

and

found

comply

with

the

limits

for

Class

computing

Gevice

accordance

with

the

specifications

Subpart

Part

15,

FCC

Rules.

These

rutes

are

designed

provide

reasonable

protection

against

such

interference

residential

installation.

However,

there

guarantee

that

the

interference

will

not

occur

particular

instaliation.

I+

this

equipment

does

cause

interference

radio

television

reception,

which

can

determined

turning

the

equipment

and

off,

the

user

encouraged

try

correct

the

interference

the

following

measure:

Disconnect

other

devices

and

their

input/output

cables

one

time.

the

interference

s.ops,

caused

either

the

other

device

its

|/O

cable,

These

devices

usualty

require

Roland

designated

shielded

1/O

cables.

For

Roland

devices,

you

can

obtain

the

proper

shieided

cable

from

your

dealer,

For

nen

Roiand

devices,

contact

the

manufacturer

dealer

for

assistance.

your

equipment

does

cause

interterence

radio

television

reception,

you

can

try

correct

the

interference

using

one

the

failowing

measures:

Turn

the

radio

antenna

until

the

interference

stops.

Move

the

equipment

one

side

the

other

the

radio.

Move

the

equipment

farther

away

from

the

radio.

Plug

the

equipment

into

outlet

that

different

circuit

than

the

radio.

(That

is,

maké

certain

the

equipment

and

the

radio

television

set

are

circuits

controtied

different

circuit

breakers

fuses.)

Consider

installing

rooftop

television

antenna

with

coaxial

cable

jead-in

between

the

antenna

and

Ty.

necessary,

you

should

consuit

your

deaier

experienced

radio/television

technician

for

additionai

suggestions.

You

may

find

helpful

the

following

booklet

prepared

the

Federa!

Com-

munications

Commission:

“How

Identity

and

Resolve

Radio-TV

interference

Problems”

This

bookiet

availabie

fram

the

U.S.

Government

Printing

Office,

Washington,

D.C.,

20402,

Stock

No,

004-000-00345.4.

CONNECTING

JC-50

FOOTSWITCH

DISTORTION

JACK

FS-2

[

FOOTSWITCH

FS-1

FS-3

with

three

switches

REVERB

JACK

also

available.

HEADPHONES

RH-10

EXTERNAL

GUITAR

AMP’S

MAIN

INPUT

(LO

INPUT)

LOW

INPUT

Hcccocce

|imag

GUITAR

(In

case

JC-50)

OPERATING

JC-50

OBTAIN

NORMAL

SOUND:

Set

knobs

and

controls

illustrated

below

and

adjust

volume

and

tone

controls

(Treble-Bass)

proper

positions

while

playing

your

guitar.

VOLUME

TREBLE

BASS

OOOO

OFF

O00

ADJUST

CHORUS:

After

perfecting

the

setting

for

normal

sound,

set

Chorus/Vibrato

changeover

switch

Chorus,

obtain

chorus

effect.

°e

OOOOO0O0O!4,

CHORUS

ADJUST

VIBRATO:

After

perfecting

the

setting

for

normal

sound,

set

Chorus/Vibrato

changeover

switch

Vibrato,

obtain

vibrato

effect.

Set

Speed

and

Depth

controls

proper

positions

while

playing

your

guitar.

SPEED

DEPTH

{Oy

16000000!

°-

OBTAIN

DISTORTION

SOUND:

Starting

from

the

setting

for

normal

sound,

set

Distortion

control

proper

position

region

obtain

soft

distortion.

DISTORTION

>OOOO0O0O0*

°o

ADJUST

REVERB

CONTROL:

Turn

Reverb

Control

proper

position

obtain

the

reverberation

effect

you

like.

CHORUS

EFFECT

With

the

chorus

effect

series,

sound-delay

circuit

produce

unison.

this

unique

chorus

effect,

sweet

and

used

make

signal

having

slightly

different

pitch

from

soft

color

added

the

electric

guitar

tone.

the

direct

sound,

which

then

mixed

with

the

direct

sound

CONTROLS

AND

FUNCTIONS

CONTROL

PANEL

VIBRATO

SPEED

VIBRATO

DEPTH

INPUT

JACK

BRIGHT

SWITCH

VOLUME

TREBLE

BASS

DISTORTION

REVERB

CHORUS/VIBRATO

PILOT

LAMP

POWER

SWITCH

INPUT

JACK

Two

input

jacks

(high

and

low)

are

equipped.

For

ordinary

output

guitar,

connect

“HIGH.”

For

very

big

output

guitars,

connect

“LOW.”

BRIGHT

SWITCH

When

this

switch

set

ON,

clearer

sound

can

obtained.

Thus,

the

tone

can

changed

hard

soft.

VOLUME

This

knob

controls

volume.

Turn

clock-

wise

(©)

increase,

and

counterclock-

wise

((),

decrease.

TREBLE

This

knob

controls

high

range

response.

Turn

clockwise

(Q)

lift

and

counter-

clockwise

(),

cut.

BASS

This

knob

controls

low

range

response.

Turn

clockwise

(©)

lift

and

counter-

clockwise

(©),

cut.

DISTORTION

This

knob

controls

distortion.

Turn

clockwise

{Q)

for

greater

distortion,

and

counterclockwise

(©)

for

slight

distor-

tion.

OFF

position,

distortion

produced.

REVERB

This

knob

controls

reverberation

sound.

Turn

clockwise

(Q)

increase,

and

counterclockwise

(©)

decrease.

VIBRATO

SPEED

This

knob

controls

speed

vibrato.

Turn

clockwise

(©)

for

faster

speed

and

counterclockwise

(©)

for

slower

vibrato.

REAR

PANEL

CHORUS/VIBRATO

DISTORTION

PHONES

JACK

REVERB

CHORUS/VIBRATO

OUTPUT

JACK

FOOTSWITCH

JACK

PHONES

JACK

Connecting

headphones

this

jack,

sound

produced

through

the

speaker.

You

can

enjoy

your

playing

loud

even

midnight.

Stereo

headphones

can

used,

DISTORTION

FOOTSWITCH

JACK

Connect

footswitch

this

jack

and

you

can

remote-control

Distortion

OFF

while

performance.

CHORUS/VIBRATO

FOOTSWITCH

JACK

Connect

footswitch

this

jack

and

you

can

remote-control

Chorus

Vibrato,

whichever

set

with

Chorus/Vibrato

changeover

switch

the

control

panel,

OFF

while

performance.

REVERB

FOOTSWITCH

JACK

Connect

footswitch

this

jack

and

you

can

remote-control

Reverb

OFF

while

performance.

VIBRATO

DEPTH

This

knob

controls

depth

vibrato.

Turn

clockwise

(Q)

for

deeper

effect.

CHORUS/OFF/VIBRATO

CHANGE.

OVER

SWITCH

Changeover

chorus-normal-vibrato

can

accomplished

simply

touching

this

switch.

POWER/POLARITY

SWITCH

—

PILOT

LAMP

Set

run

the

amplifier.

Pilot

lamp

lights.

noise

power-line

hum

heard,

change

the

polarity

power

switch.

CHORUS/VIBRATO

OUTPUT

JACK

When

this

unit

connected

ex-

ternal

amplifier

through

the

Chorus/

Vibrato

output

jack,

widely

expanding

chorus

and

vibrato

effects

can

ac-

hieved.

The

output

level

OdB,

and

the

following

functions

are

provided.

This

unit

must

connected

either

MAIN-IN

LOW

INPUT

jack

external

amplifier

through

the

Cho-

rus/Vibrato

output

jack.

When

the

Chorus/Vibrato

selector

switch

OFF,

normal

sound

pro-

duced

from

the

JC-50,

and

sound

identical

that

from

the

REC

OUT

jack

the

JC-50

produced

from

the

external

amplifier.

When

the

mode

select

switch

remains

On,

the

unit

outputs

only

the

normal

and

reverb

sounds,

while

the

external

amplifier

outputs

either

the

chorus

vibrato

effect

sound

only

(whereas

the

reverb

sound

not

sent

out

all).

JC-50

INSTRUCTIONS

Printed

Japan

Feb.

‘85

A-3

CAUTION

SPECIFICATIONS

neon

fluorescent

lamp

located

amplifiers

Output..........

50W

(rms)

instruments,

that

may

cause

noise.

Separate

them

from

each

Speak

other.

Also,

selecting

direction

guitar

can

reduce

the

noise.

POAIREE

ane

Channel

.........

olf

beats

out

the

eel

with

amplifier

volume

Input

jacks

.......

High/Low

‘

speaker

eavily

oaded,

Raveing

the

fear

Controls

.........

Volume,

Treble,

Bass,

Distortion,

reaking

it.

after

turning

volume

‘0’'

without

Reverb,

Vibrato

speed,

Vibrato

fail.

depth

@When

connecting

instrument

and

amplifier,

connect

cord

Switches.........

Bright,

Chorus/Vibrato,

Power

plug

instrument

first

and

then

the

other

end

amplifier.

SACKS

Footswitch

(Chorus/Vibrato,

For

disconnection,

reverse

the

order:

from

amplifier

first

and

then

from

instrument.

Distortion,

Reverb),

Phones

Chorus/Vibrato

Out

Power

consumption

150VA

@Do

not

exert

big

shock

upon

amplifier.

Avoid

moving

amplifier

while

operation.

Dimensions

perl

apes

Avoid

using

JC-50

where

there

much

dust

under

high

Weight..........

18kg,

40lbs

humidity

conditions,

which

may

cause

trouble.

Accessary

........

Vinyl

cover

amplifier

soiled,

clean

with

neutral

cleanser.

Avoid

using

thinner

the

like.

eWhen

replacing

fuse,

sure

use

the

one

with

the

specified

rating.

OPTION

FOOTSWITCH

FS-2

STEREO

HEADPHONES

RH-10

Footswitch

for

remote-controlled

ON/

Footswitch

for

remote-controlled

ON/

Stereo

headphones

best-suited

for

moni-

OFF

operation

effects.

OFF

operation

effects.

toring

guitar

amplifier,

keyboard,

mixer,

FS-5

with

cord

also

available.

etc.

FOOTSWITCH

FS-1

TROUBLESHOOTING

GUIDE

your

unit

does

not

operate

properly,

take

proper

action

consulting

the

table

below.

The

symptom

listed

would

caused

mistake

using

the

unit.

the

trouble

cannot

remedied

even

after

the

actions

are

taken

instructed,

there

any

symptom

other

than

those

listed,

make

contact

with

the

shop

where

you

bought

your

JC-50.

SYMPTOM

Even

when

power

switch

set

ON,

pilot

lamp

does

not

light

and

sound

produced.

POSSIBLE

CAUSE

Imperfect

connection

power

cord.

Pilot

lamp

lights,

but

sound

produced.

|———______—

Volume

set

minimum.

ACTION

TAKEN

Plug

power

cord

perfectly.

Turn

proper

level.

Distortion

not

effected.

Footswitch

set

OFF.

Tread

footswitch

ON.

Reverb

effect

inoperative.

Vibrato

effect

inoperative.

Footswitch

set

OFF.

Reverb

control

set

minimum.

set

center

position.

Footswitch

set

OFF.

Speed

depth

control

set

minimum.

Tread

footswitch

ON.

Turn

proper

tevel.

Chorus/Vibrato

Changeover

Switch

Set

Chorus/Vibrato

Changeover

Switch

Vibrato.

Tread

footswitch

ON.

Turn

speed

depth

control

proper

position.

Chorus

effect

inoperative.

Chorus/Vibrato

Changeover

Switch

set

center

position.

Footswitch

set

OFF.

Set

Chorus/Vibrato

Changeover

Switch

Chorus.

Tread

footswitch

ON.

(=Roland*’

10163

I=Roland:

Andere Handbücher für Jazz chorus JC-50

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