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Pioneer A-66X User Manual

Pioneer A-66X
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Operating
Instructions
Thank
you
for
buying
this
Pioneer
product.
Please
read
through
these
operating
instructions
and
then
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
accordance
with
the
power
and
voltage
requirements
of
dif-
fering
areas,
the
following
model
names
are
used
to
designate
models
with
differing
electrical
specifications.
Models
Line
voltage
Hees
NE,
a.c.
220
volts
~
NEZ
WE,
WB,
WP
|
a.c.
220—240
volts
~
al
S,
S/G,
SS
AC
110,
120,
220,
240
volts
(Switchable
voltage)
‘|
D,
D/G
AC
120,
220,
240
volts
(Switchable
voltage)
R,
R/G
|
AC
110—
120,
220—240
volts
(Switchable
voltage)
KU,
KC
|
AC
120
volts
YP,
YB
HB,
HP
a.c.
240
volts
~
_NOTES:
¢
The
model
names
are
stamped
on
the
packing
case.
°
These
operating
instructions
are
prepared
on
the
basis
of
the
HE
model,
and
they
can
be
used
for
other
models.
Although
the
design
of
the
power
plug
and
the
power
outlet
shown
may
differ
from
the
actual
one,
the
operating
procedures
are
the
same.
WARNING:
To
prevent
FIRE
OR
SHOCK
HAZARD,
DO
NOT
EXPOSE
THIS
APPLIANCE
TO
RAIN
OR
MOISTURE.
CONTENTS
STEREO
AMPLIFIER
A-66
The
photograph
shows
BLACK
finished
model.
LINE
VOLTAGE
SELECTOR
SWITCH
Only
multi-voltage
models
are
provided
with
this
switch.
U.S.A.,
Canadian,
European,
U.K.,
and
Australian
models
are
not
provided
with
this
switch.
You
will
find
the
line
voltage
selector
switch
on
the
rear
panel.
This
switch
has
positions
for
110
V,
120
V,
220
V
and
240
V
power
sources.
Before
your
model
is
shipped
from
the
factory,
the
switch
is
set
to
the
power
requirements
of
the
destination;
nevertheless,
you
should
check
that
it
is
set
properly
before
plugging
the
power
cord
into
the
AC
outlet.
If
the
voltage
is
not
properly
set
or
if
you
move
to
an
area
where
the
voltage
requirements
differ,
adjust
the
selector
switch
as
follows.
Before
adjusting
disconnect
the
power
cord.
1.
Provide
yourself
with
a
medium
size
flat
tip
screwdriver.
2.
Insert
the
screwdriver
into
the
arrow
on
the
voltage
selector
and:
adjust
so
that
the
tip
of
the
arrow
points
to
the
voltage
value
of
your
area.
VOLTAGE
SELECTOR
Medium
size
screwdriver
IMPORTANT
NOTICE
[For
U.S.A.
and
Canadian
models]
The
serial
number
for
this
unit
is
located
on
the
rear
panel.
Please
write
this
serial
number
on
your
enclosed
warranty
card
and
keep
in
a
secure
area.
This
is
for
your
security.
TROUBLESHOOTING
sy
eciessav
canes
rorruionsanecnens
10
SPECIFICATIONS
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worsi
crerieiaavlecsdasianeiagnmngels
11
WPIONEER’
Question and Answer IconNeed help?

Do you have a question about the Pioneer A-66X and is the answer not in the manual?

Pioneer A-66X Specifications

Power IconPower
continuous_average_power_output_per_channel80 watts
power_requirements_HE_modela.c. 220 V ~, 50/60 Hz
power_requirements_YP_modelsa.c. 240 V ~, 50/60 Hz
power_consumption_HE_HB_YP_models600 W
continuous_power_output_both_channels_driven90W +90W
DIN_continuous_power_output_both_channels_driven95W+95W
Audio Specifications IconAudio Specifications
total_harmonic_distortion0.007%
output_bandwidth_IHF5 Hz to 45 kHz
damping_factor60
Input Specifications IconInput Specifications
phono_MM_sensitivity_impedance2.5 mV/50 kQ
phono_MC_sensitivity_impedance0.2 mV/100 Q2
tuner_CD_tape_play_video_aux_sensitivity_impedance150 mV/50 kQ2
Frequency Response IconFrequency Response
phono_MM_frequency_response20 Hz to 20 kHz, +0.3 dB, -0.3 dB
phono_MC_frequency_response20 Hz to 20 kHz, +0.5 dB, -0.5 dB
tuner_CD_video_aux_frequency_response5 Hz to 100 kHz, +0 dB, -3 dB
Weight and Dimensions IconWeight and Dimensions
dimensions_mm420 (W) x 416 (D) x 134 (H) mm
dimensions_in16-9/16(W) x 16-3/8(D) x 5-1/4(H) in
weight_without_package10.9 kg/23 Ib 15 oz

Summary

Models

Models and Line Voltage

Lists different model designations and their corresponding line voltage specifications.

Line Voltage Selector Switch

Selector Switch Location

Locates the line voltage selector switch on the rear panel of multi-voltage models.

Adjusting the Selector Switch

Provides step-by-step instructions for adjusting the line voltage selector switch using a screwdriver.

Important Notice for USA and Canadian Models

Serial Number Location

Instructs users to locate the serial number on the rear panel for warranty card completion.

Safety Instructions

General Safety Precautions

Emphasizes reading and retaining instructions, heeding warnings, and following operating procedures.

Environmental and Usage Restrictions

Details restrictions on using the appliance near water, its placement, ventilation needs, and heat sources.

Power Cord and Plug Safety

Advises on routing power cords safely and explains the safety feature of polarized plugs.

Cleaning and Servicing

Provides guidance on cleaning the unit and when professional servicing is required.

Outdoor Antenna Grounding

Explains the importance and methods for grounding an antenna system for surge protection.

Important Safety Notices

Explains the meaning of the lightning flash and exclamation point warning symbols.

Power Cord Use in UK

Details wire color coding for UK power plugs and states UK models lack a supplied plug.

Connecting AC Mains

Instructs on connecting AC mains and signal terminals, and disconnecting the plug when not in use.

Connections

Connecting Audio Components

Illustrates connections for turntables, CD players, tuners, and tape decks to the amplifier's input/output terminals.

Connecting Speaker Wires

Provides a step-by-step guide on stripping and connecting speaker wires to the terminals.

Connecting Input/Output Cords

Explains how to properly connect RCA cables to input/output terminals, noting plug colors.

Panel Facilities

Rear Panel Overview

Identifies and explains the function of terminals and outlets on the rear panel.

AC Outlets (Switched/Unswitched)

Describes the switched and unswitched AC outlets, their power limits, and usage notes.

Power Cord Connection

Instructs on connecting the power cord to a wall outlet or audio timer.

Speaker Impedance Guidelines

Provides recommended speaker impedance ranges for connecting to A, B, or A+B terminals.

Panel Facilities

Front Panel Overview

Introduces the front panel layout and its main controls and indicators.

Power Switch and Indicator

Explains how to operate the power switch and its indicator light.

Speakers Selector Switch

Describes how to select speaker systems (OFF, A, B, A+B) for playback.

Bass and Treble Tone Controls

Explains the function and operation of the Bass and Treble tone controls for adjusting sound frequencies.

Tape Monitor Switches

Details how to use tape monitor switches for listening to tape playback or monitoring recording.

Phono Selector Switch

Explains how to set the phono selector switch based on the turntable's cartridge type.

Panel Facilities

Input Switches and Indicators

Explains how to select audio input sources like CD, Tuner, Phono, Video/AUX.

Volume Control and Phones Jack

Describes the volume control operation and the function of the headphones jack.

Subsonic Filter Switch

Explains the function of the subsonic filter switch for reducing low-frequency noise during record playback.

Balance and Line Straight Controls

Details the balance control for sound distribution and the line straight switch for bypassing tone circuits.

Loudness Switch

Explains the loudness switch function for boosting bass and treble at low listening volumes.

Operations

Before Beginning Operations

Outlines initial setup steps, including setting speaker selector, tape monitor, balance, and subsonic filter.

Listening to FM/AM Broadcasts

Guides on how to listen to FM/AM radio broadcasts by setting the tuner and volume.

Listening to Records

Instructions for playing records, including setting the phono selector and volume.

Operations

Listening to Tapes

Explains how to listen to tape playback from connected tape decks using the tape monitor switch.

Recording Tapes

Describes how to record audio from various sources onto tape decks.

Listening to Connected Components

Guides on selecting and listening to audio from CD players, video components, and AUX inputs.

Monitoring Sound During Recording

Explains how to monitor the recorded sound using the tape monitor switch during the recording process.

Operations

Copying Tapes

Details the procedure for copying tapes between two tape decks.

Troubleshooting

No Power Supplied

Lists probable causes and remedies for the unit not receiving power.

No Sound Issues

Covers troubleshooting steps for no sound from the unit or one speaker.

Recording and Copying Problems

Addresses issues related to recording tapes and performing tape copying.

Specifications

Amplifier Section Specifications

Lists detailed technical specifications for the amplifier's power output, distortion, and frequency response.

Miscellaneous Specifications

Provides specifications for power requirements, consumption, dimensions, and weight.

Input/Output Specifications

Details input sensitivity, impedance, overload levels, and output specifications.

Tone, Filter, and Loudness Specs

Lists specifications for tone controls, subsonic filter, and loudness contour.

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