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Roland Jazz Chorus JC-120 User Manual

Roland Jazz Chorus JC-120
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Owner’s Manual
Thank you for purchasing the Roland JC-120 JAZZ CHORUS Guitar Amplifier. To
take full advantage of this amplifier, and to ensure years of trouble-free service,
please read this Owner’s Manual in its entirety.
Features
120 watts of output power; 2 channels of 60 watts each. Channel 2 is equipped
with Roland’s renowned chorus effect.
Two input jacks (high-gain and low-gain) accommodate virtually any guitar.
Both channels contain a Bright switch for greater tonal control.
•A three-spring reverb unit produces a warm, distinctive sound.
The reinforced cabinet is designed to withstand the rigors of the road while
providing characteristic styling.
Chorus/Vibrato, Reverb and Distortion can all be controlled by foot switches
leaving your hands free for playing.
Channel 2 contains an effects loop circuit that allows you to select either a series or
parallel connection. Further, it provides selection of a +4 dBm or -20 dBm input
level to match the level of your effects device.
Before using this unit, carefully read the sections entitled: “IMPORTANT SAFETY
INSTRUCTIONS” (p. 2), “USING THE UNIT SAFELY” (p. 3), and “IMPORTANT
NOTES” (p. 4). These sections provide important information concerning the proper
operation of the unit. Additionally, in order to feel assured that you have gained a
good grasp of every feature provided by your new unit, this manual should be read in
its entirety. The manual should be saved and kept on hand as a convenient reference.
Copyright © 1996 ROLAND CORPORATION
All rights reserved. No part of this publication may be reproduced in any form
without the written permission of ROLAND CORPORATION.

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Roland Jazz Chorus JC-120 Specifications

General IconGeneral
TypeSolid-state
Channels2
Power Output120 watts
Speakers2 x 12-inch
EffectsReverb, Chorus, Vibrato
OutputsLine out
Controls Channel 1Volume, Treble, Middle, Bass
Controls Channel 2Volume, Treble, Bass, Reverb
Inputs2 x 1/4-inch (high, low per channel)
Dimensions760 x 622 x 280 mm

Summary

Using the Unit Safely

About WARNING and CAUTION Notices

Explanation of warning and caution symbols used to alert users to potential risks.

About the Symbols

Defines the meaning of alert symbols like lightning flash, forbidden symbol, and mandatory symbol.

Important Notes

Power Supply

Guidance on power circuit usage and connecting devices to prevent malfunctions.

Placement

Recommendations for unit placement to avoid interference, heat, and magnetic disruption.

Maintenance

Instructions for cleaning the unit using appropriate cloths and cleaning agents.

Additional Precautions

Advice on handling controls, cables, heat radiation, volume levels, and transportation.

Panel Description

Front Panel

Overview of controls and input jacks on the front of the guitar amplifier.

Rear Panel

Description of rear panel connectors, effect loops, and foot switch jacks.

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