Inkel IEQ-8231 Operation Manual

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2 IEQ-8231

Welcome 3
Unpacking 3
Before Use 3
Safety Instruction 4
Operation 5
Features 5
Front Panel 6
Rear Panel 7
Connection for PA System 8
Connection for Music Amplifier 9
Wiring Connection 10
Block Diagram 11
Specifications 12
Service and Warranty 13

Contents

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Welcome you from management and staffs of INKEL PA.
All of the staffs here at INKEL PA have dedicated to provide excellent products of value, and we are glad
that you have purchased one of our products.
We sincerely trust that this product will provide satisfactory service, but if anything goes up you do not
satisfy completely, we will endeavor to make things right.
Welcome to INKEL PA and thank you for joining our worldwide family.

Please inspect all equipment carefully right after unpacking. If you find any damages, contact your supplier
or dealer immediately. Only a shipper may file a damage claim as a carrier for damages which have been
incurred during shipping. Be sure to keep carton boxes and other all packing materials for the carrier’s
inspection. If your packing materials are in good condition, please keep them. If you ever need to return
the unit to INKEL PA or an authorized service center, you should use only the original factory packing.

Welcome

WARNING : TO PREVENT FIRE OF ELECTRIC SHOCK HAZARD,

DO NOT EXPOSE THIS PRODUCT TO RAIN OR MOISTURE

Unpacking

To insure proper use of this product, please read owner’s manual carefully and keep this manual in an
easily accessible place for future reference.

Before Use

CAUTION : TO REDUCE THE RISK

OF ELECTRIC SHOCK

DO NOT REMOVE THE COVER (OR BACK)

NO USER SERVICABLE PARTS INSIDE

REFER SERVICING TO QUALIFIED SERVICE PERSONNEL

This lightening flash with arrowhead symbol within an equilateral triangle is intended to alert the
user to the presence of non insulated “dangerous” voltage within the product’s enclosure that may
be of sufficient magnitude to constitute a risk of electric shock to persons.

This exclamation point within an equilateral triangle is intended to alert the user to the presence
of important operating and maintenance (servicing) instruction in the literature accompanying the
products.

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Safety Instruction

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 dry cloth.

7. Do not block any ventilation openings. Install in accordance with the manufacturer’s 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. Use only with the cart, stand, tripod, bracket, or table specified by the manufacturer, or sold with the apparatus.

When a cart is used, use caution when moving the cart/apparatus combination to avoid injury from tip-over.

13. Unplug this apparatus during lightning storms or when unused for long periods of time.

14. 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.

Information for Users on Collection and Disposal of Old Equipment and used Batteries

These symbols on the products, packaging, and/or accompanying documents mean that used electrical
and electronic products and batteries should not be mixed with general household waste.
For propertreatment, recovery and recycling of old products and used batteries, please take them to
applicable collection points, in accordance with your national legislation.
By disposing of these products and batteries correctly, you will help to save valuable resources and
prevent any potential negative effects on human health and the environment which could otherwise arise
from inappropriate waste handling.
For more information about collection and recycling of old products and batteries, please contact your
local municipality, your waste diposal service or the point of sale where you purchased the items.

Information on Disposal in other Countries outside the European Union

These symbols are only valid in the European Union. If you wish to discard these items, please contact
your local authorities or dealer and ask for the correct method of diposal.

Note for the battery symbol (bottom two symbol examples):

The sign Pb below the symbol for batteries indicates that this batteries contains lead.

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Features

* STEREO 31-BAND GRAPHIC EQUALIZER

* CONSTANT Q (Constant Bandwidth) FILTER DESIGN

* 1/3 OCTAVE CONSTANT-Q CIRCUIT

* BALANCED XLR AND 1/4″TRS INPUT AND OUTPUT CONNECTOR

* SELECTABLE ADJUSTMENT RANGE OF ±6dB or ±12dB

* SELECTABLE 80Hz HIGH PASS FILTER TO REDUCE RUMBLE

* WIDE RANGE OF FREQUENCY

* PEAK WARNING INDICATOR

* BYPASS CIRCUIT

Operation

1. Check the power source first, and plug in.

2. Place all switches on OFF position and adjust frequency control volume on 0dB.

3. Turn on power switch and check the operation statue.

4. Adjust to proper tone by controlling fader per frequency.

5. If EQ function is not needed, press bypass switch to ON position.

6. If there is rumble noise, remove it with HPF.