Esoteric A-02 User Manual
D01145620A
A-02
Power Amplifier
OWNER’S MANUAL
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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 appliance.
o Do not expose this apparatus to drips or splashes.
o Do not place any objects filled with liquids, such as vases, on the
apparatus.
o Do not install this apparatus in a confined space such as a book
case or similar unit.
o The apparatus draws nominal non-operating power from the
AC outlet with its POWER or STANDBY/ON switch not in the ON
position.
o The apparatus should be located close enough to the AC outlet so
that you can easily grasp the power cord plug at any time.
o The mains plug is used as the disconnect device, the disconnect
device shall remain readily operable.
o Products with Class © construction are equipped with a power
supply cord that has a 3-prong grounding plug. The cord of such
a product must be plugged into an AC outlet that has a protective
grounding connection.
o If the product uses batteries (including a battery pack or installed
batteries), they should not be exposed to sunshine, fire or excessive
heat.
o Caution should be taken when using earphones or headphones
with the product because excessive sound pressure (volume) from
earphones or headphones can cause hearing loss.
IMPORTANT SAFETY INSTRUCTIONS
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 groundingtype 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) Prote ct the power cord from being walked on or pinched
par ticularly 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.
WARNING: TO PREVENT FIRE OR SHOCK HAZARD,
DO NOT EXPOSE THIS APPLIANCE TO RAIN OR
MOISTURE.
CAUTION
o DO NOT REMOVE THE EXTERNAL CASES OR CABINETS TO EXPOSE
THE ELECTRONICS. NO USER SERVICEABLE PARTS ARE WITHIN.
o IF YOU ARE EXPERIENCING PROBLEMS WITH THIS PRODUCT,
CONTACT ESOTERIC FOR A SERVICE REFERRAL. DO NOT USE THE
PRODUCT UNTIL IT HAS BEEN REPAIRED.
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China RoHS
A-02
o The information in the following table is only applicable to products for sale in the People’s Republic of China.
o The products sold in the European area are manufactured in accordance with the European RoHS Directive.
o Les informations contenues dans le tableau suivant sont applicables uniquement aux produits en vente en République populaire de
Chine.
o Les produits vendus en Europe sont fabriqués conformément avec la directive européenne RoHS.
o La información de la siguiente tabla se aplica únicamente a los productos de venta en la República Popular China.
o Los productos vendidos en el espacio europeo se fabrican en conformidad con la directiva europea RoHS.
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Contents What’s in the box
Thank you for choosing ESOTERIC. Read this manual carefully
to get the best performance from this unit.
What’s in the box ....................................................4
Before Use ...........................................................5
Identifying the Parts .................................................6
Speaker Connections ................................................8
Connection Examples (Using as a Stereo Power Amplifier) . . . . . . . . . . . 9
Connection Examples (Using as a Monaural Power Amplifier) . . . . . . . 10
Turning On and Off the Audio System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Troubleshooting ....................................................12
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Rear Panel Layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
What’s in the box
Check to be sure the box includes all the supplied accessories shown
below.
Please contact the store where you purchased this unit if any of these
accessories are missing or have been damaged during transportation.
Power cord x 1
Felt pads x 4
o To protect the supporting furniture surface, you may stick the
felt pads to the bottom of the feet.
Power plug support bracket x 1
Screw for the power plug support bracket x 2
Owner’s manual (this document) x 1
o Keep this manual for future reference.
Warranty card x 1
For European customers
Disposal of electrical and electronic equipment
(a) All electrical and electronic equipment should be disposed
of separately from the municipal waste stream via collection
facilities designated by the government or local authorities.
(b) By disposing of electrical and electronic equipment correctly,
you will help save valuable resources and prevent any potential
negative effects on human health and the environment.
(c) Improper disposal of waste electrical and electronic equipment
can have serious effects on the environment and human
health because of the presence of hazardous substances in the
equipment.
(d) The Waste Electrical and Electronic Equipment (WEEE)
symbol, which shows a wheeled bin that has been
crossed out, indicates that electrical and electronic
equipment must be collecte d and disposed of
separately from household waste.
(e) Return and collection systems are available to end users. For
more detailed information about the disposal of old electrical
and elec tronic equipment, please contact your city office,
waste disposal service or the shop where you purchased the
equipment.
Before Use
Bottom plate
of the unit
Spike foot
Protection foot Retaining screws
Power cord receptacle
of the A-02
Support bracket
Power cord
Screw
Read this before attempting any operations.
Placement of the unit
This unit is heavy. Take care to prevent injuries when lifting and
installing it.
o High-quality tool steel is used for the spike feet, securely attached
to the bottom of the unit. Although the outer feet may appear
loose, the weight of the unit causes them to become firm and
secure. The design effectively damps and reduces vibration.
To protect the supporting furniture surface, you may stick the
supplied felt pads to the bottom of the protection feet.
o Place the unit in a stable location near the audio system that you
will use.
Power plug support bracket
The power plug support bracket is supp lied for ensuring the
connection of a heavy power cord such as ESOTERIC Power Cable
7N-PC7300 MEXCEL and 6N-PC5300 by supporting their plug.
Attach the bracket and adjust its position according to the size of
the plug of the power cable, and then fix it firmly with the supplied
screws.
CAUTION
o Do not place any objects on this unit.
o Do not cover this unit with a cloth.
ENGLISH
o Choose the installation location of your unit carefully. Avoid placing
it in direct sunlight or close to a source of heat. Also avoid locations
subject to vibrations and excessive dust, heat, cold or moisture.
o As the unit may become warm during operation, always leave
sufficient space around the unit for ventilation.
Make sure there is at least 8” (20 cm) of space above and at least 2”
(5 cm) of space on each side of the unit.
When you install the unit in a rack, use one which has ventlations
and take care of temperature of the unit.
o Do not place this unit on a thick carpet.
o Do not place this unit on its side or upside down.
o When the unit is turned on, switching on the TV may cause lines
to appear on the TV screen, depending on the condition of the
electric waves of the TV broadcast. This is not malfunction in the
unit or the T V. If you see such lines, keep this unit well away from
the TV set.
o The voltage supplied to the unit should match the voltage as
printed on the rear panel. If you are in any doubt regarding this
matter, consult an electrician.
o Do not open the cabinet as this might result in damage to the
circuitry or cause electric shock. If a foreign object should get into
the unit, contact your dealer or service company.
o When removing the power plug from the wall outlet, always pull
directly on the plug, never yank on the cord.
Maintenance
If the surface of the unit gets dirty, wipe it with a sof t cloth or
use diluted mild liquid soap. Allow the surface of the unit to dry
completely before using.
For your safety, disconnect the power cord from the wall socket
before cleaning.
o Never spray liquid directly on this unit.
o Do not use thinner or alcohol as they could damage the surface of
the unit.
o Avoid allowing rubber or plastic materials to touch this product for
long periods of time. It could damage the cabinet.
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