ESTRO Series
2-Way Professional Passive Speakers
8
4.2. Rear Panel - Electric Connection
ESTRO Passive Series loudspeakers have two connectors, the use of which you
have to understand.
WARNING: To avoid electric shocks, ensure that your amplifier is
switched off when you plug in the loudspeaker. Before turning on the
loudspeaker, be sure that the connections are correct to avoid short
circuits or wrong connections.
Input - Output Connections
Connection panel at the back of the loudspeaker fea
-
tures two 2-pole Speakon connectors.
The two connectors are in parallel, meaning that the
internal wiring connections are the same, and you can
use them both as input or output socket.
The picture below shows how to connect the speaker
to a standard 4-poles Speakon, which has same size
of 2-pole model but, of course, contains two more
contacts. You have always use the first two as shown
below:
2+
2-
1-
1+
INPUT/OUTPUT NEGATIVE
INPUT/OUTPUT POSITIVE
5. INSTALLATION
Read these instructions carefully before installing and using the product.
•
When the speaker is installed in a wall, check that the wall structure is reliable
and that the speaker is firmly attached.
•
Do not install the speakers in fine wood or soft wall material because the
screws can get loose, causing the crash or breakdown of the speakers and
personal injury. Do not use nails, adhesives or other unauthorized devices.
Long-term use and vibrations may cause it to fall easily.
250W RMS
1000W Peak
8 ohms
2-Way 15” Professional Passive Speaker
Imported by FRENEXPORT SPA
Via Enzo Ferrari, 10 - 62017 Porto Recanati, Italy
www.helviasystems.com
PARALLEL
250W RMS
1000W Peak
8 ohms
2-Way 15” Professional Passive Speaker
PARALLEL