Nilfisk-ALTO EQU user manual Safety Related Symbols, Important Safety Instructions

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SAFETY RELATED SYMBOLS

CAUTION

RISK OF ELECTRIC SHOCK

DO NOT OPEN

This symbol, wherever it appears, alerts you to the presence of uninsulated dangerous voltage inside the enclosure-voltage that may be su- fficient to constitute a risk of shock.

This symbol ,wherever it appears ,alerts you to important operating and maintenance instructions in the accompanying literature . Read the manual .

Protective grounding terminal .

Alternating current /voltage .

Hazardous live terminal .

ON: Denotes the apparatus turns on .

OFF: Denotes the apparatus turns off ,because of using the single pole switch ,be sure to unplug the AC power to prevent any electric shock before you proceed your service .

WARNING: Describes precautions that should be observed to prevent the danger of injury or death to the user .

CAUTION: Describes precautions that should be observed to prevent danger of the apparatus .

WARNING

Power Supply

Ensure the source voltage matches the voltage of the power supply before turning ON the apparatus. Unplug this apparatus during lightning storms or when unused for long periods of time .

External Connection

The external wiring connected to the output hazardous live terminals requires installation by an instructed person, or the use of ready-made leads or cords.

Do not Remove any Cover

There are maybe some areas with high voltages inside , to reduce the risk of electric shock, do not remove any cover if the power supply is connected. The cover should be removed by the qualified personnel only.

No user serviceable parts inside.

Fuse

To prevent a fire, make sure to use fuses with specified standard (current, voltage, type). Do not use a different fuse or short circuit the fuse holder.

Before replacing the fuse, turn OFF the apparatus and disconnected the power source.

Protective Grounding

Make sure to connect the protective grounding to prevent any electric shock before turning ON the apparatus. Never cut off the internal or external protective grounding

wire or disconnect the wiring of protective grounding terminal.

Operating Conditions

This apparatus shall not be exposed to dripping or splashing and that no objects filled with liquids, such as vases, shall be placed on this apparatus. To reduce the risk of fire or electric shock, do not expose this apparatus to rain or moisture.

Do not use this apparatus near water.

Install in accordance with the manufacturer's instructions. Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat. Do not block any ventilation openings.

No naked flame sources, such as lighted candles, should be placed on the apparatus.

IMPORTANT SAFETY INSTRUCTIONS

Read these instructions.

Follow all instructions.

Keep these instructions.

Heed all warnings.

Only use attachments/accessories specified by the manufacturer.

Power Cord and Plug

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.

Protect the power cord from being walked on or pinched particularly at plugs, convenience receptacles , and the point where they exit from the apparatus.

Cleaning

When the apparatus needs a cleaning, you can blow off dust from the apparatus with a blower or clean with rag etc. Don't use solvents such as benzol, alcohol, or other fluids with very strong volatility and flammability for cleaning the apparatus body.

Clean only with dry cloth.

Servicing

Refer all servicing to qualified personnel. To reduce the risk of electric shock, do not perform any servicing other than that contained in the operating instructions unless you are qualified to do so .

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.

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Contents EQU Series 15/31 Band Graphic Equalizer Safety Related Symbols Important Safety InstructionsPreface Table of Content Front Panel Rear PanelControl Elements Feature ListIntroduction Front PanelEQU231LED Front Panel EQU131VU Front PanelEQU231VU Front Panel EQU231TWIN Front PanelRear Panel EQU131VU Rear Panel XLR input and output connector16 /4 TRS phone plug input and output connector Mains Connection Installation & ConnectionGround lift switch Fuse holder / Voltage selectorUnbalanced Rack MountingLine Connection Insert Points ConnectionTypical Frequency of Each Instrument and Voice ApplicationSound Frequency Mixing Console Equalizer In Sound Reinforcement SystemsLine Instrument EQU231VU / 231LED Band 1/3 octave , ISO spacing 2H series Technical SpecificationsBand 1/3 octave , ISO spacing 2H series Band 1/3 octave , ISO spacing 4H seriesWarranty Warranty Registration Card