Roland SA-1000 User Manual

Owner’s Manual
Thank you, and congratulations on your choice of the Roland
Before using this unit, carefully read the sections entitled: “IMPORTANT
SAFETY INSTRUCTIONS” (p. 2), “USING THE UNIT SAFELY” (p. 3), and
“IMPORTANT NOTES” (p. 5). 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.
SA-1000
Stage Amplifier.

Contents

IMPORTANT SAFETY INSTRUCTIONS............................ 2
USING THE UNIT SAFELY ................................................ 3
IMPORTANT NOTES.......................................................... 5
Main Features .................................................................... 7
Names of Things and What They Do ............................... 8
Control Panel............................................................................................. 8
Making the Connections................................................. 12
Switching the Power On and Off ......................................................... 13
About Setting the Volume..................................................................... 14
About Stereo Link................................................................................... 14
About the Anti-Feedback Function................................ 15
Features of SA-1000 ANTI-FEEDBACK .............................................. 15
How to Use Anti-Feedback ................................................................... 16
About the Use of Stacks ................................................. 18
About the Protection Circuit........................................... 18
Block Diagram ................................................................. 19
Main Specifications......................................................... 20
Copyright © 2007 ROLAND CORPORATION All rights reserved. No part of this publication may be reproduced in any form without the written permission of ROLAND CORPORATION.
WARNING: To reduce the risk of fire or electric shock, do not expose this apparatus to rain or moisture.
IMPORTANT SAFETY
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 flash 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 sufficient 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 amplifiers) 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 fit into your outlet, consult an electrician for replacement of the obsolete outlet.
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 specified by the manufacturer.
12. Unplug this apparatus during lightning storms or when unused for long periods of time.
13. Refer all servicing to qualified 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.
2
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

USING THE UNIT SAFELY

Used for instructions intended to alert the user to the risk of death or severe injury should the unit be used improperly.
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 effects caused with respect to the home and all its furnishings, as well to domestic animals or pets.
• Before using this unit, make sure to read the instructions below, and the Owner’s Manual.
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• Connect mains plug of this model to a mains socket outlet with a protective earthing connection.
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• Do not open or perform any internal modifica­tions on the unit.
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• 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.
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The symbol alerts the user to important instructions or warnings.The specific 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 specific 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.
The symbol alerts the user to things that must be carried out. The specific 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 power­cord plug must be unplugged from the outlet.
• 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!
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• 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.
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• Do not allow any objects (e.g., flammable material, coins, pins); or liquids of any kind (water, soft drinks, etc.) to penetrate the unit.
• Never use or store the unit in places that are:
• 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
• Humid; or are
• Exposed to rain; or are
• Dusty; or are
• Subject to high levels of vibration.
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• 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.
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• 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.
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• 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.
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3
• In households with small children, an adult
SA-1000W
should provide supervision until the child is capable of following all the rules essential for the safe operation of the unit.
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• Protect the unit from strong impact. (Do not drop it!)
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• 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.
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• 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.
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• 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.
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• Do not insert hands, fingers, etc, into the openings in the unit. In particular, if the unit is to used in households with small children, always provide adult supervision to ensure that children keep their hands and feet out of these openings.
SA-1000
• Do not insert hands, fingers, etc, into the openings in the unit. In particular, if the unit is to used in households with small children, always provide adult super­vision to ensure that children keep their hands and feet out of these openings.
• The unit should be located so that its location or position does not interfere with its proper venti­lation.
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• Always grasp only the plug on the power-supply cord when plugging into, or unplugging from an outlet.
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• 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.
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• 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.
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Bottom
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• Never climb on top of, nor place heavy objects on the unit.
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• Never handle the power cord or its plug with wet hands when plugging into, or unplugging from, an outlet.
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• Before moving the unit, disconnect the power plug from the outlet, and pull out all cords from external devices.
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• Before cleaning the unit, turn off the power and unplug the power cord from the outlet (p. 13).
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• Whenever you suspect the possibility of lightning in your area, pull the plug on the power cord out of the outlet.
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• The cooling vents on either side of the unit may become hot, so take care to avoid burns.
4

IMPORTANT NOTES

In addition to the items listed under “IMPORTANT SAFETY INSTRUCTIONS” and “USING THE UNIT SAFELY” on pages 2
and 3, please read and observe the following:
Power Supply
• 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.
• 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.
• Although the LCD and 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
• 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.
• This device may interfere with radio and television reception. Do not use this device in the vicinity of such receivers.
• 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.
• 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. Excessive heat can deform or discolor the unit.
• 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.
• 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.
• 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.
• Do not paste stickers, decals, or the like to this instrument. Peeling such matter off the instrument may damage the exterior finish.
• 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.
• During operation, this device must be placed at a distance of no less than 20 cm from any walls.
5
IMPORTANT NOTES
Maintenance
• 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.
• Never use benzine, thinners, alcohol or solvents of any kind, to avoid the possibility of discoloration and/or deformation.
Additional Precautions
• 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.
• 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.
• A small amount of heat will radiate from the unit during normal operation.
• 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).
• 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.
• 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.
SA-1000
6

Main Features

The SA-1000 is a combo amp that also functions as a 2.1-channel full stereo, lightweight, high-power stage amp.
Easy setup
Mixer, amp, and speakers are integrated in one unit, eliminating any need for complicated wiring. You can also connect a subwoofer unit with a single cable.
Fully reproduces the powerful, low-frequency sounds of an organ
Designed for high power, the SA-1000 outputs 350 watts (stereo: 75 W + 75 W, subwoofer: 200 W). This amp faithfully reproduces piano, organ, and other keyboard sounds. The SA-1000 also comes equipped with an "Organ Enhance" function.
Convert to a simple PA system with the Stereo Link function
The unit features a Stereo Link function, which allows you to connect two SA-1000s and use each as an independent left or right stereo speaker. You can also use the SA-1000 as a PA system for small-scale concerts.
A full complement of input connections
In addition to two keyboard input systems, the unit also includes mic and line level device input connectors. For an artist who talks or sings during their piano or organ performance, an SA-1000 is all they need.
7

Names of Things and What They Do

Control Panel

fig.01-01
1
2
14
7 8 9
15
3 54

MIC INPUT

1. MIC Button
When using the MIC IN input, press the MIC button.
The ON indicator lights when MIC button is pressed.
2. REVERB Knob
This adjusts the amount of reverb applied to the mic input.
* Set the knob to "OFF" when the reverb is not being used.
* The reverb scale markings are approximate. Check the
resulting sound as you adjust the amount of reverb applied.
3. VOLUME Knobs
This adjusts the volume levels of the MIC input.
* To minimize noise as much as possible, we recommend
turning the VOLUME knob for any channel not being used to 0 and setting MIC button to OFF.
6
4. ANTI-FEEDBACK
This automatically detects and eliminates acoustic feedback.
For further instructions on how to use anti-feedback, refer to “About the Anti-Feedback Function” (p. 15)
ON/OFF Button
Press this button to turn the function on.
When switched on, the indicator lights, and the system automatically works to prevent sudden feedback, as well as feedback that occurs during quiet stretches.
AUTO Button
When the ON/OFF button is set to ON, holding down this button for one second or longer generates a calibration signal from the speakers. The microphone picks up the sound and the SA-1000 analyzes the characteristics of the microphone and the surroundings.
Based on the results of this analysis, the microphone and environmental characteristics are compensated for automatically, making it difficult for feedback to crop up.
The indicator flashes while this automatic correction is in progress. When the process is completed, the indicator remains lit, signifying that the feedback prevention function is in effect.
1011 12 13
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