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Pioneer A-550R/HE User Manual

Pioneer A-550R/HE
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Setvice
cTVlanual
0
PIONEER
The
Art
of
Entertainment
ORDER
NO.
ARP2512
STEREO
AMPLIFIER
A-501R
HE,
HB,
HEWZ
•
Refer
to
the
service
manual
ARP2305
for
A-550R/HE.
•
This
manual
is
applicable
to
A-501R/HE,
HB
and
HEWZ.
CONTRAST
OF
MISCELLANEOUS
PARTS
NOTES:
•
Part without
part
number
cannot
be
supplied.
venlnrine
•
The
A
mark
found
on
some
component
parts
indicates
the
importance
of
the
safety
factor
of
the
part
.
Therefore,
wn
p
&
be
sure
to
use
parts
of
identical
designation.
inhlp
•
Parts marked
by
“®
n
are
not
always
kept
in
stock.
Their
delivery
time
may
be
longer
than
usual
or
they
may
be
unavauaoie.
A-501R/HE,
A-501R/HB,
A-501R/HEWZ
and
A-550R/HE
have
the
same
construction
except
for
the
following:
9
’
Part No.
Remarks
Mark
Symbol
&
Description
A-550R/HE
A-501R/HE
A-501R/HB
A-501R/HEWZ
A
k
AC
Power
cord
AC
Socket
3P
Carbon
film
resistor
{R1,
2)
Rotary
knob
L
Rotary
knob
M
ADG
1049
AKP-502
'
AAB1160
AAB1231
ADG1049
AKP-502
AAB1290
AAB1281
ADG1087
AKP-505
AAB1290
AAB1281
ADG1049
AKP-502
RD1/4PFM1O0J
AAB1290
AAB1281
Front
panel
Cushion
(Rubber)
Screw
Packing
case
Operating
instructions
(English,
French,
German,
Italian,
Dutch,
Swedish,
Spanish,
Portugues)
AN
B1462
AEB1074
BBT30P080FZK
AHD2130
ARE1201
ANB1525
BBZ30P080FZK
AHD2312
ARE1245
ANB1525
BBZ30P080FZK
AHD2312
ANB1525
BBZ30P080FZK
AHD2312
Operating
instructions
(English)
Operating
instructions
(German)
ARB1385
ARC1368
PIONEER
ELECTRONIC
CORPORATION
4-1,
Meguro
1-Chome,
Meguro-ku,
Tokyo
153,
Japan
PIONEER
ELECTRONICS
SERVICE
INC.
P.0.
Box
1760,
Long
Beach,
California
90801
U.S.A.
PIONEER
ELECTRONICS
OF
CANADA,
INC.
300
Allstate
Parkway
Markham,
Ontario
L3R
0P2 Canada
PIONEER
ELECTRONIC
[EUROPE]
N.V.
Haven
1087
Keetberglaan
1,
9120
Meisele,
Belgium
qql1
PIONEER
ELECTRONICS
AUSTRALIA
PTY,
LTD.
178-184
Boundary
Road,
Braeside,
Victoria 3195,
Australia
TEL.
[03]
bou
©
PIONEER
ELECTRONIC
CORPORATION
1992
FF
ap
r.
1992
Printed
in
Japan

Table of Contents

Question and Answer IconNeed help?

Do you have a question about the Pioneer A-550R/HE and is the answer not in the manual?

Pioneer A-550R/HE Specifications

A-550R

Amplifier Section IconAmplifier Section
continuous power output (8 Ohm, 20 Hz to 20 kHz)60 W + 60 W
continuous power output (4 Ohm, 20 Hz to 20 kHz)80 W + 80 W
DIN continuous power output (8 Ohm, 1 kHz)70 W + 70 W
DIN continuous power output (4 Ohm, 1 kHz)100 W + 100 W
dynamic power output (8 Ohm)75 W
dynamic power output (4 Ohm)110 W
dynamic power output (2 Ohm)150 W
Input and Output IconInput and Output
input sensitivity/impedance (PHONO MM)2.5 mV/50 kOhm
input sensitivity/impedance (PHONO MC)0.2 mV/100 Ohm
input sensitivity/impedance (CD, TUNER, LINE, TAPE)150 mV/40 kOhm
output level/impedance (TAPE REC, ADAPTOR OUTPUT)150 mV/2.2 kOhm
Frequency and Tone Control IconFrequency and Tone Control
frequency response (PHONO MM)20 Hz to 20 kHz ± 0.3 dB
frequency response (CD, TUNER, LINE, TAPE)5 Hz to 100 kHz -4 dB
tone control BASS±8 dB (100 Hz)
tone control TREBLE±8 dB (10 kHz)
Signal-to-Noise Ratio IconSignal-to-Noise Ratio
signal-to-noise ratio (PHONO MM, 5 mV input)89 dB
signal-to-noise ratio (PHONO MM)73 dB
signal-to-noise ratio (CD, TUNER, LINE, TAPE)108 dB
Power and Dimensions IconPower and Dimensions
power requirementsa.c. 220-230 Volts, 50/60 Hz
power consumption410 W
dimensions420 (W) x 352 (D) x 126 (H) mm
weight (without package)8.1 kg

A-450R

Amplifier Section IconAmplifier Section
continuous power output (8 Ohm, 20 Hz to 20 kHz)40 W + 40 W
continuous power output (4 Ohm, 20 Hz to 20 kHz)50 W + 50 W
DIN continuous power output (8 Ohm, 1 kHz)55 W + 55 W
DIN continuous power output (4 Ohm, 1 kHz)75 W + 75 W
dynamic power output (8 Ohm)55 W
dynamic power output (4 Ohm)90 W
dynamic power output (2 Ohm)100 W
Input and Output IconInput and Output
input sensitivity/impedance (PHONO MM)2.5 mV/50 kOhm
input sensitivity/impedance (CD, TUNER, LINE, TAPE)150 mV/40 kOhm
output level/impedance (TAPE REC, ADAPTOR OUTPUT)150 mV/2.2 kOhm
Frequency and Tone Control IconFrequency and Tone Control
frequency response (PHONO MM)20 Hz to 20 kHz ± 0.3 dB
frequency response (CD, TUNER, LINE, TAPE)5 Hz to 100 kHz -4 dB
tone control BASS±8 dB (100 Hz)
tone control TREBLE±8 dB (10 kHz)
Signal-to-Noise Ratio IconSignal-to-Noise Ratio
signal-to-noise ratio (PHONO MM, 5 mV input)89 dB
signal-to-noise ratio (PHONO MM)74 dB
signal-to-noise ratio (CD, TUNER, LINE, TAPE)108 dB
Power and Dimensions IconPower and Dimensions
power requirementsa.c. 220-230 Volts, 50/60 Hz
power consumption550 W
dimensions420 (W) x 352 (D) x 126 (H) mm
weight (without package)9.1 kg
View in Manual

Summary

Contrast of Miscellaneous Parts

Exploded Views, Packing, and Parts Lists

Parts List (A-550R/HE, A-550R-S)

Detailed parts inventory for A-550R/HE and A-550R-S models.

Parts List (A-450R)

Detailed parts inventory for the A-450R model.

Packing Details

Information on packing materials and procedures for the unit.

Exterior View and Layout

Visual guide to the amplifier's exterior and component placement.

Schematic Diagram

Line Voltage Selection

Instructions for changing the unit's AC power voltage settings.

P.C.Boards Connection Diagram

PCB's Parts List

Adjustments

Idle Current Adjustment

Procedure to set the amplifier's idle current for correct operation.

Panel Facilities

Specifications

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