1
EQ-550
Natural Sound Stereo Graphic Equalizer
10 Bands of
±
12 dB EQ per Channel
10-Band Frequency Spectrum Analizer
Built-in Pink Noise Generator
Electret Condenser Microphone Supplied
Thank you for selecting the YAMAHA EQ-550 Stereo Graphic Equalizer.
CONTENTS
Safety Instructions ......................................... 1
Caution .......................................................... 2
Connections .................................................. 7
Front Panel Parts and Functions ................... 8
Operations ................................................... 10
Specifications .............................................. 11
Troubleshooting ........................................... 12
IMPORTANT
Please record the serial number of this unit in the space
below.
Model:
Serial No.:
The serial number is located on the rear of the main unit.
Retain this Owner’s Manual in a safe place for future
reference.
OWNER’S MANUAL
• Explanation of Graphical Symbols
The lightning flash with arrowhead
symbol, within an equilateral triangle, is
intended to alert you 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 you
to the presence of important operating
and maintenance (servicing) instructions
in the literature accompanying the
appliance.
WARNING
TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK,
DO NOT EXPOSE THIS APPLIANCE TO RAIN OR
MOISTURE.
CAUTION
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.
RISK OF ELECTRIC SHOCK
DO NOT OPEN
