Pioneer A-109 manual POWER-CORD Caution, Risk of Electric Shock Do not Open

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Thank you for buying this PIONEER product.

Please read through these operating instructions so you will know how to operate your model properly. After you have finished reading the instructions, put them away in a safe place for future reference.

In some countries or regions, the shape of the power plug and power outlet may sometimes differ from that shown in the explanatory drawings. However, the method of connecting and operating the unit is the same.

WARNING: TO PREVENT FIRE OR SHOCK HAZARD, DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOIS- TURE.

This product complies with the Low Voltage Directive (73/ 23/EEC), EMC Directives (89/336/EEC, 92/31/EEC) and CE Marking Directive (93/68/EEC).

IMPORTANT

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.

CAUTION

RISK OF ELECTRIC SHOCK

DO NOT OPEN

CAUTION:

TO PREVENT THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.

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 appliance.

IMPORTANT

 

The cut-off plug should be disposed of and must not be

Do not connect either wire to the earth terminal of a

 

inserted into any 13 amp socket as this can result in electric

three-pin plug.

 

shock. The plug or adapter or the distribution panel should

 

 

 

 

 

FOR USE IN THE UNITED

 

be provided with a 5 amp fuse. As the colours of the wires

NOTE

 

in the mains lead of this appliance may not correspond with

After replacing or changing a fuse, the fuse cover in the

KINGDOM

 

 

the coloured markings identifying the terminals in your plug,

plug must be replaced with a fuse cover which corre-

The wires in this mains lead are coloured in

proceed as follows :

sponds to the colour of the insert in the base of the plug

The wire which is coloured blue must be connected to the

or the word that is embossed on the base of the plug, and

accordance with the following code :

 

 

terminal which is marked with the letter N or coloured black.

the appliance must not be used without a fuse cover. If

Blue

: Neutral

 

 

The wire which is coloured brown must be connected

lost, replacement fuse covers can be obtained from your

Brown

: Live

 

 

to the terminal which is marked with the letter L or coloured

dealer.

If the plug provided is unsuitable for your

socket

red.

Only 5 A fuses approved by B.S.I. or A.S.T.A to B.S.

outlets, the plug must be cut off and a suitable plug

 

 

fitted.

1362 should be used.

 

POWER-CORD CAUTION

Handle the power cord by the plug. Do not pull out the plug by tugging the cord and never touch the power cord when your hands are wet as this could cause a short circuit or electric shock. Do not place the unit, a piece of furniture, etc., on the power cord, or pinch the cord. Never make a knot in the cord or tie it with other cords. The power cords should be routed such that they are not likely to be stepped on. A damaged power cord can cause fire or give you an electrical shock. Check the power cord once in a while. When you find it damaged, ask your nearest PIONEER authorized service center or your dealer for a replacement.

MAINTENANCE OF EXTERNAL SURFACES

ÖUse a polishing cloth or dry cloth to wipe off dust and dirt.

ÖWhen the surfaces are very dirty, wipe with a soft cloth dipped in some neutral cleanser diluted five or six times with water, and wrung out well, and then wipe again with a dry cloth. Do not use furniture wax or cleaners.

ÖNever use thinners, benzine, insecticide sprays or other chemicals on or near this unit, since these will corrode the surfaces.

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Contents 109 POWER-CORD Caution Risk of Electric Shock Do not OpenInstallation ContentsFeatures Connections Cassette deck Adaptor componentSpeaker Impedance Connecting the Speaker CordsConnecting the INPUT/OUTPUT Cords Panel Facilities Front PanelSpeakers button/indicator Direct button/indicatorLoudness button/indicator Balance controlRear Panel 3 4 5 6 7 8 9Before Beginning Operations Playback ProceduresOperations Recording TapesFor a cassette deck For an adaptor componentTroubleshooting Symptom Cause Remedy No power supplied to unitSpecifications Amplifier Section

A-109 specifications

The Pioneer A-109 is a well-regarded integrated stereo amplifier that stands out for its combination of quality sound, performance, and user-friendly features. Designed with audiophiles and music enthusiasts in mind, the A-109 showcases Pioneer’s commitment to delivering excellence in audio products.

One of the primary features of the A-109 is its powerful amplification capabilities. This model is equipped with a robust output stage, providing substantial power to drive a wide range of speakers. With 100 watts per channel at 8 ohms, the A-109 ensures that users can experience dynamic sound performance, whether they are listening to soft acoustic melodies or high-energy rock anthems. The amplifier’s low distortion levels further enhance the listening experience, delivering clean and accurate sound reproduction.

The A-109 incorporates advanced technologies designed to optimize audio signals. One such technology is the high-current drive capability, which allows for better performance with demanding speaker loads. Additionally, the use of high-quality components, including premium capacitors and resistors, contributes to improved audio fidelity and longevity. Pioneer's proprietary Circuit Design minimizes interference and noise, allowing for a clearer soundstage.

In terms of connectivity, the Pioneer A-109 is versatile. It offers multiple inputs, including phono, line, and digital inputs, making it compatible with a variety of audio sources, such as turntables, CD players, and streaming devices. The amplifier also features a headphone output, which allows for private listening sessions without sacrificing sound quality.

User accessibility is another strong point for the A-109. The amplifier comes with a clear and straightforward control layout that makes adjustments easy. The user interface includes features such as a smooth volume knob, tone controls for bass and treble, and a balance control for fine-tuning audio output. With its elegant design, the A-109 seamlessly fits into any audio setup, enhancing both functionality and aesthetics.

Durability and reliability are also crucial characteristics of the Pioneer A-109. Built with a sturdy chassis, this amplifier is designed to withstand the rigors of regular use while maintaining operability and sound performance. Overall, the Pioneer A-109 serves as an excellent choice for individuals looking to enrich their audio experiences through high-quality amplification, adaptability, and user-friendliness, making it a valued addition to any home audio system.