Roland KC-880 User Manual

OWNER’S MANUAL
Thank you, and congratulations on your choice of the Roland Stereo Keyboard Amplifier
KC-880.
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, owner’s manual should be read in its entirety. The manual should be
saved and kept on hand as a convenient reference.
Before using this unit, carefully read the sections entitled:
• IMPORTANT SAFETY INSTRUCTIONS (p. 3)
• USING THE UNIT SAFELY (p. 45)
• IMPORTANT NOTES (p. 6)

Main Features

specifications
This amp can deliver 320 watts of output (160 W + 160 W), and is equipped with two 12-
inch (30-cm) speakers and two tweeters.
Features a total of five channels of stereo input
In addition to four-channel input, the amp is equipped with an AUX input jack, enabling
you to connect such devices as a rhythm machine, a CD or MP3 player, or an external mixer.
The unit is provided with an exclusive volume control for AUX input that lets you fine-tune
the volume level
Easy-to-use stereo effect unit
An effect unit that takes advantage of the stereo specifications to make sounds seem
broader and thicker is built in.
You can easily enjoy chorus, tremolo, and rotary effects familiar to keyboard players.
A built-in reverb also expands the range of possible applications using a microphone.
Control using a footswitch pedal is also possible.
Monitor feature
A convenient monitor-input feature for using guide clicks (such as synchronizing signals for
a sequencer or a rhythm machine) is built in.
Built-in Stereo Link feature
A Stereo Link feature for applications that need even higher power is built in (p. 14).
A full range of output jacks for stereo headphones, line out, and more
The amp is equipped with outputs for headphones, line out, and more, providing high
expandability that can accommodate a variety of applications.
Copyright © 2009 ROLAND CORPORATION
All rights reserved. No part of this publication may be reproduced in any form without the
written permission of ROLAND CORPORATION.
(p. 11).
This product complies with the requirements of EMCD 2004/108/EC and LVD 2006/95/EC.
For EU Countries
For Canada
This Class B digital apparatus meets all requirements of the Canadian Interference-Causing Equipment Regulations.
Cet appareil numérique de la classe B respecte toutes les exigences du Règlement sur le matériel brouilleur du Canada.
NOTICE
AVIS
For the USA
FEDERAL COMMUNICATIONS COMMISSION
RADIO FREQUENCY INTERFERENCE STATEMENT
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment o and on, the user is encouraged to try to correct the interference by one or more of the following measures:
– Reorient or relocate the receiving antenna. – Increase the separation between the equipment and receiver. – Connect the equipment into an outlet on a circuit dierent from that to which the receiver is connected. – Consult the dealer or an experienced radio/TV technician for help.
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
Unauthorized changes or modication to this system can void the users authority to operate this equipment. This equipment requires shielded interface cables in order to meet FCC class B Limit.
WARNING
This product contains chemicals known to cause cancer, birth defects and other reproductive harm, including lead.
For C.A. US (Proposition 65
)
IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
ATTENTION: RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR
CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK,
DO NOT REMOVE COVER (OR BACK).
NO USER-SERVICEABLE PARTS INSIDE.
REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.
The lightning ash with arrowhead symbol, within an equilateral triangle, is intended to alert the user to the presence of uninsulated “dangerous voltage” within the product’s enclosure that may be of sucient magnitude to constitute a risk of electric shock to persons.
The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the product.
INSTRUCTIONS PERTAINING TO A RISK OF FIRE, ELECTRIC SHOCK, OR INJURY TO PERSONS.
IMPORTANT SAFETY INSTRUCTIONS
SAVE THESE INSTRUCTIONS
WARNING - When using electric products, basic precautions should always be followed, including the following:
1. Read these instructions.
2. Keep these instructions.
3. Heed all warnings.
4. Follow all instructions.
5. Do not use this apparatus near water.
6. Clean only with a dry cloth.
7. Do not block any of the ventilation openings. Install in accordance with the manufacturers instructions.
8. Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including ampliers) that produce heat.
9. Do not defeat the safety purpose of the polarized or grounding-type plug. A polarized plug has two blades with one wider than the other. A grounding type plug has two blades and a third grounding prong. The wide blade or the third prong are provided for your safety. If the provided plug does not t into your outlet, consult an electrician for replacement of the obsolete outlet.
For the U.K.
WARNING: IMPORTANT:
As the colours of the wires in the mains lead of this apparatus may not correspond with the coloured markings identifying the
terminals in your plug, proceed as follows:
The wire which is coloured GREEN-AND-YELLOW must be connected to the terminal in the plug which is marked by the letter E or
by the safety earth symbol or coloured GREEN or GREEN-AND-YELLOW.
The wire which is coloured BLUE must be connected to the terminal which is marked with the letter N or coloured BLACK. The wire which is coloured BROWN must be connected to the terminal which is marked with the letter L or coloured RED.
THIS APPARATUS MUST BE EARTHED THE WIRES IN THIS MAINS LEAD ARE COLOURED IN ACCORDANCE WITH THE FOLLOWING CODE. GREEN-AND-YELLOW: EARTH, BLUE: NEUTRAL, BROWN: LIVE
10. Protect the power cord from being walked on or pinched particularly at plugs, convenience receptacles, and the point where they exit from the apparatus.
11. Only use attachments/accessories specied by the manufacturer.
12. Unplug this apparatus during lightning storms or when unused for long periods of time.
13. Refer all servicing to qualied service personnel. Servicing is required when the apparatus has been damaged in any way, such as power-supply cord or plug is damaged, liquid has been spilled or objects have fallen into the apparatus, the apparatus has been exposed to rain or moisture, does not operate normally, or has been dropped.
WARNING: To reduce the risk of re or electric shock, do not expose this apparatus to rain or moisture.

USING THE UNIT SAFELY

Used for instructions intended to alert the user to the risk of injury or material damage should the unit be used improperly.
* Material damage refers to damage or
other adverse eects caused with respect to the home and all its furnishings, as well to domestic animals or pets.
Used for instructions intended to alert the user to the risk of death or severe injury should the unit be used improperly.
The symbol alerts the user to things that must be carried out. The specic thing that must be done is indicated by the design contained within the circle. In the case of the symbol at left, it means that the power-cord plug must be unplugged from the outlet.
The symbol alerts the user to important instructions or warnings.The specic meaning of the symbol is determined by the design contained within the triangle. In the case of the symbol at left, it is used for general cautions, warnings, or alerts to danger.
The symbol alerts the user to items that must never be carried out (are forbidden). The specic thing that must not be done is indicated by the design contained within the circle. In the case of the symbol at left, it means that the unit must never be disassembled.
001-50
Connect mains plug of this model to a mains socket outlet with a protective earthing connection.
................................................................................................................................
002a
Do not open or perform any internal modifications on the unit.
................................................................................................................................
003
Do not attempt to repair the unit, or replace parts within it (except when this manual provides specific instructions directing you to do so). Refer all servicing to your retailer, the nearest Roland Service Center, or an authorized Roland distributor, as listed on the “Information” page.
................................................................................................................................
004
Never install the unit in any of the following locations.
• Subject to temperature extremes (e.g., direct
sunlight in an enclosed vehicle, near a heating duct, on top of heat-generating equipment); or are
• Damp (e.g., baths, washrooms, on wet floors);
or are
• Exposed to steam or smoke; or are
• Subject to salt exposure; or are
• Humid; or are
• Exposed to rain; or are
• Dusty or sandy; or are
• Subject to high levels of vibration and
................................................................................................................................
4
shakiness.
007
Make sure you always have the unit placed so it is level and sure to remain stable. Never place it on stands that could wobble, or on inclined surfaces.
.................................................................................................................................
008a
The unit should be connected to a power supply only of the type described in the operating instructions, or as marked on the rear side of unit.
.................................................................................................................................
009
Do not excessively twist or bend the power cord, nor place heavy objects on it. Doing so can damage the cord, producing severed elements and short circuits. Damaged cords are fire and shock hazards!
.................................................................................................................................
010
This unit, either alone or in combination with an amplifier and headphones or speakers, may be capable of producing sound levels that could cause permanent hearing loss. Do not operate for a long period of time at a high volume level, or at a level that is uncomfortable. If you experience any hearing loss or ringing in the ears, you should immediately stop using the unit, and consult an audiologist.
.................................................................................................................................
011
Do not allow any objects (e.g., flammable material, coins, pins); or liquids of any kind (water, soft drinks, etc.) to penetrate the unit.
.................................................................................................................................
USING THE UNIT SAFELY
012a
Immediately turn the power off, remove the power cord from the outlet, and request servicing by your retailer, the nearest Roland Service Center, or an authorized Roland distributor, as listed on the “Information” page when:
• The power-supply cord or the plug has been
damaged; or
• If smoke or unusual odor occurs
• Objects have fallen into, or liquid has been
spilled onto the unit; or
• The unit has been exposed to rain (or
otherwise has become wet); or
• The unit does not appear to operate normally
or exhibits a marked change in performance.
................................................................................................................................
013
In households with small children, an adult should provide supervision until the child is capable of following all the rules essential for the safe operation of the unit.
................................................................................................................................
014
Protect the unit from strong impact. (Do not drop it!)
................................................................................................................................
015
Do not force the unit’s power-supply cord to share an outlet with an unreasonable number of other devices. Be especially careful when using extension cords—the total power used by all devices you have connected to the extension cord’s outlet must never exceed the power rating (watts/amperes) for the extension cord. Excessive loads can cause the insulation on the cord to heat up and eventually melt through.
................................................................................................................................
016
Before using the unit in a foreign country, consult with your retailer, the nearest Roland Service Center, or an authorized Roland distributor, as listed on the “Information” page.
................................................................................................................................
026
Do not put anything that contains water (e.g., flower vases) on this unit. Also, avoid the use of insecticides, perfumes, alcohol, nail polish, spray cans, etc., near the unit. Swiftly wipe away any liquid that spills on the unit using a dry, soft cloth.
102a
Always grasp only the plug on the power-supply cord when plugging into, or unplugging from an outlet.
.................................................................................................................................
103a
At regular intervals, you should unplug the power plug and clean it by using a dry cloth to wipe all dust and other accumulations away from its prongs. Also, disconnect the power plug from the power outlet whenever the unit is to remain unused for an extended period of time. Any accumulation of dust between the power plug and the power outlet can result in poor insulation and lead to fire.
.................................................................................................................................
104
Try to prevent cords and cables from becoming entangled. Also, all cords and cables should be placed so they are out of the reach of children.
.................................................................................................................................
105b
If the unit could become a hazard if it moves, all caster wheels should be removed once the unit has been placed at the place of installation, or has been loaded onto a vehicle.
.................................................................................................................................
106
Never climb on top of, nor place heavy objects on the unit.
.................................................................................................................................
107a
Never handle the power cord or its plug with wet hands when plugging into, or unplugging from, an outlet.
.................................................................................................................................
108a
Before moving the unit, disconnect the power plug from the outlet, and pull out all cords from external devices.
.................................................................................................................................
109a
Before cleaning the unit, turn off the power and unplug the power cord from the outlet.
.................................................................................................................................
110a
Whenever you suspect the possibility of lightning in your area, pull the plug on the power cord out of the outlet.
101a
The unit should be located so that its location or position does not interfere with its proper ventilation.
................................................................................................................................
.................................................................................................................................
121
Do not remove the speaker grille and speaker by any means. Speaker not user replaceable. Shock hazardous voltages and currents are present inside the enclosure.
.................................................................................................................................
5

IMPORTANT NOTES

Power Supply
301
Do not connect this unit to same electrical outlet that is being used by an electrical appliance that is controlled by an inverter (such as a refrigerator, washing machine, microwave oven, or air conditioner), or that contains a motor. Depending on the way in which the electrical appliance is used, power supply noise may cause this unit to malfunction or may produce audible noise. If it is not practical to use a separate electrical outlet, connect a power supply noise filter between this unit and the electrical outlet.
307
Before connecting this unit to other devices, turn off the power to all units. This will help prevent malfunctions and/or damage to speakers or other devices.
308
Although the LEDs are switched off when the POWER switch is switched off, this does not mean that the unit has been completely disconnected from the source of power. If you need to turn off the power completely, first turn off the POWER switch, then unplug the power cord from the power outlet. For this reason, the outlet into which you choose to connect the power cord’s plug should be one that is within easy reach and readily accessible.
Placement
351
Using the unit near power amplifiers (or other equipment containing large power transformers) may induce hum. To alleviate the problem, change the orientation of this unit; or move it farther away from the source of interference.
352a
This device may interfere with radio and television reception. Do not use this device in the vicinity of such receivers.
352b
Noise may be produced if wireless communications devices, such as cell phones, are operated in the vicinity of this unit. Such noise could occur when receiving or initiating a call, or while conversing. Should you experience such problems, you should relocate such wireless devices so they are at a greater distance from this unit, or switch them off.
354b
Do not expose the unit to direct sunlight, place it near devices that radiate heat, leave it inside an enclosed vehicle, or otherwise subject it to temperature extremes. Also, do not allow lighting devices that normally are used while their light source is very close to the unit (such as a piano light), or powerful spotlights to shine upon the same area of the unit for extended periods of time. Excessive heat can deform or discolor the unit.
355b
When moved from one location to another where the temperature and/or humidity is very different, water droplets (condensation) may form inside the unit. Damage or malfunction may result if you attempt to use the unit in this condition. Therefore, before using the unit, you must allow it to stand for several hours, until the condensation has completely evaporated.
356
Do not allow rubber, vinyl, or similar materials to remain on the unit for long periods of time. Such objects can discolor or otherwise harmfully affect the finish.
359
Do not paste stickers, decals, or the like to this instrument. Peeling such matter off the instrument may damage the exterior finish.
360
Depending on the material and temperature of the surface on which you place the unit, its rubber feet may discolor or mar the surface. You can place a piece of felt or cloth under the rubber feet to prevent this from happening. If you do so, please make sure that the unit will not slip or move accidentally.
Maintenance
401b
To clean the unit, use a dry, soft cloth; or one that is slightly dampened. Try to wipe the entire surface using an equal amount of strength, moving the cloth along with the grain of the wood. Rubbing too hard in the same area can damage the finish.
402
Never use benzine, thinners, alcohol or solvents of any kind, to avoid the possibility of discoloration and/or deformation.
Additional Precautions
553
Use a reasonable amount of care when using the unit’s buttons, sliders, or other controls; and when using its jacks and connectors. Rough handling can lead to malfunctions.
556
When connecting / disconnecting all cables, grasp the connector itself—never pull on the cable. This way you will avoid causing shorts, or damage to the cable’s internal elements.
557
A small amount of heat will radiate from the unit during normal operation.
558a
To avoid disturbing your neighbors, try to keep the unit’s volume at reasonable levels. You may prefer to use headphones, so you do not need to be concerned about those around you (especially when it is late at night).
559a
When you need to transport the unit, package it in the box (including padding) that it came in, if possible. Otherwise, you will need to use equivalent packaging materials.
562
Some connection cables contain resistors. Do not use cables that incorporate resistors for connecting to this unit. The use of such cables can cause the sound level to be extremely low, or impossible to hear. For information on cable specifications, contact the manufacturer of the cable.
Wrap the power cord around the cord hook when transporting or storing the unit.
6
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