Pioneer GR-555 User Manual

Operating
Instructions
GRAPHIC EQUALIZER
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
ex-
planatory
drawings.
However,
the
method
of
connecting
and
operating
the
unit
is
the
same.
R-555
WARNING:
1o
prevent
FIRE
OR
SHOCK
HAZARD,
DO
NOT
EXPOSE
THIS
APPLIANCE
TO
RAIN
OR
MOISTURE.
IMPORTANT NOTICE
[For U.S. and Canadian models]
The serial number for this equipment is located on the rear
panel. Please write this serial number on your enclosed war-
ranty card and keep it in a secure area. This is for your securi-
ty.
[For Canadian model]
CAUTION: to prevent Etectaic SHOCK DO NOT
USE THIS (POLARIZED) PLUG WITH AN EXTENSION CORD,
RECEPTACLE OR OTHER OUTLET UNLESS THE BLADES CAN
BE FULLY INSERTED TO PREVENT BLADE EXPOSURE.
ATTENTION: pour prevenin Les cHocs ELEC-
TRIQUES NE PAS UTILISER CETTE FICHE POLARISEE AVEC
UN PROLONGATEUR UNE PRISE DE COURANT OU UNE
AUTRE SORTIE DE COURANT, SAUF SI LES LAMES PEUVENT
ETRE INSEREES A FOND SANS EN LAISSER AUCUNE PARTIE
A DECOUVERT.
Connection I
Connection II
Signa! path diagram
Rear Panel Facilities
Front Panel Facilities
Using the Equalizer Controls
CONT
ENTS
LINE VOLTAGE SELECTOR SWITCH
Only multi-voltage models are provided with this
switch. U.S., Canadian, European, U.K., and Austra-
lian models are not provided with this switch,
Mains voltages in Saudi Arabia are 127V and 220V
only. Never use this model with 110V setting in
Saudi Arabia.
You will find the line voltage selector switch on the rear pan-
el. Before your model its shipped from the factory, the switch
is set to the power requirements of the destination; neverthe-
less, 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 adjust-
ing, disconnect the power cord.
1, Use a medium-size screwdriver.
2. Insert the screwdriver into the groove of the selector
switch and turn it so that the power voltage marking of
your area points to the arrow
VOLTAGE SELECTOR
Medium-size
screwdriver
Operations
----
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Sate
AS
74
When
Playing
Records:
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sn
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75
When
Recording
Broadcasts
-
4
bei
netig
14
sees
“10
When
Playing
Back
Tapes
14
14
When
Editing
Tapes
------0---
15
12.
Functioning
of
Switches
-------
+5.
Troubleshooting
16
Specifications
--
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sd
highs
asa
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TUS
16
@ PIONEER’
The Art of Entertainment

Pioneer GR-555 Specifications

Electrical Specifications

Power requirements (U.K. model)	240 Volts~, 50/60 Hz
Power requirements (U.S. and Canadian models)	AC 120V, 60Hz
Power requirements (Other destination model)	AC 110V/120~127V/220V/240V (switchable), 50/60Hz
Power consumption	15W

Audio Specifications

Frequency response	10 Hz ~ 50 kHz
Harmonic distortion	0.03%
SN ratio (DIN)	85 dB

Weight and Dimensions

Dimensions (W x H x D)	420 x 105 x 334 mm
Dimensions (W x H x D in inches)	16-9/16 x 4-1/8 x 13-1/8 in
Weight	4.2 kg (9 lb 4 oz)

Summary

Important Notices and Safety

Model-Specific Information

Includes serial number security for U.S./Canadian models and cautions for Canadian models.

Line Voltage Selector Switch

Instructions for adjusting the line voltage selector switch for regional power requirements.

Safety Instructions and Warnings

General Electrical and Appliance Safety

Covers shock hazards, water, ventilation, heat, power cords, and cleaning procedures.

United Kingdom Specific Instructions

Details on UK plug wiring codes and safety adaptations.

Outdoor Antenna Grounding Requirements

Guidance on grounding outdoor antennas for protection against surges and static.

Connection I

Connecting to Amplifier ADAPTOR Jacks

Diagram illustrating connections to an amplifier with ADAPTOR jacks.

Connection II

Connecting to Amplifier ADAPTOR/TAPE 2 Jacks

Diagram illustrating connections to an amplifier with ADAPTOR/TAPE 2 jacks.

Signal Path Diagram: Playing Records

Signal Path Diagram: Recording Broadcasts

Signal Path Diagram: Playing Back Tapes

Signal Path Diagram: Editing Tapes (Deck 1 to Deck 2)

Signal Path Diagram: Editing Tapes (Deck 2 to Deck 1)

Rear Panel Facilities

Jack Descriptions and AC Outlet

Details on equalizer jacks, tape jacks, and the unswitched AC outlet.

Stereo Amplifier Tape Jack Connections

Guides for connecting to amplifiers with one or two sets of tape jacks.

Front Panel Facilities

Power Switch and Indicators

Details on the power switch, equalizer, and tape monitor indicators.

Spectrum Analyzers and Equalizer Controls

Explanation of spectrum analyzers and how to use equalizer controls.

Tape Monitor Switch Functionality

Explanation of the tape monitor switch and its indicator.

Using the Equalizer Controls

Compensating Frequency Response

Adjusting equalizer for flat playback frequency response.

Improving Listening Room Acoustics

Tips for adjusting equalizer settings based on room acoustics.

Coloring Reproduced Sound

Using equalizer to boost or attenuate specific instrument/vocal frequencies.

Equalizer Recording Techniques

Sound Coloring and Noise Reduction

Techniques for altering sound, preventing howl, and reducing tape noise.

Creating Compatible Recorded Tapes

Tips for recording tapes for car stereo playback.

Operations: Playing Records

Combining Equalizer with Record Playback

Step-by-step guide to combining the equalizer with record playback.

Operations: Recording Broadcasts

Equalizer Use for Broadcast Recording

Steps for using the equalizer while listening to and recording broadcasts.

Operations: Playing Back Tapes

Equalizer with Tape Playback

Steps for combining the equalizer with tape playback from different decks.

Operations: Tape Editing

Tape Copying Procedures

Procedures for copying tapes between decks with equalizer compensation.

Functioning of Switches

Equalizer and Tape Monitor Switch Operation

Diagram explaining the operation of equalizer and tape monitor switches.

Troubleshooting

Common Symptoms and Solutions

Lists common problems and their remedies for no sound or no equalizer effects.

Specifications

Technical Specifications Overview

Details input/output, frequency response, power, dimensions, and accessories.