9. Cooling Vents -
These vents are used for proper cooling. Never
block these vents when installing the amplifier or other
associated equipment and keep them clean at all times. Air must
flow unimpeded through these ports.
10. Channel 1-2 Balanced 1/4” TRS & XLR Input Connectors -
These connectors accept input signals on balanced TRS and
XLR input plugs. Connectors for each channel are in parallel, the
unused connectors may be used for “loop through” connection to
other amplifiers.
TRS pin setting: Tip/signal positive, Ring/signal negative,
Sleeve/ground.
XLR pin setting: Pin-2/signal positive, Pin-3/signal negative, Pin-
1/ground.
11. Amp. Mode Selection Switch -
This switch allows the amplifier
operating mode from either stereo or mono bridge selection.
Amplifiers are factory-configured for Stereo Mode. See section
on Mode Selection for more information.
12. Fuse Holder -
This holder houses the external fuse. Always
replace with the exact same type fuse, otherwise instructed to do
so by an authorized audio service technician.
13. AC Power Input -
IEC AC power inlet connector, plug this cable
in to a standard 110V or 220V wall outlet. Be sure that supplied
voltage matches that of the required voltage of your amplifier.
Never plug your amplifier in to a wall outlet that does not match
the required voltage of your amplifier, serious damage may occur
to your unit.
14. Channel 1-2 Output Jack / 5-way Binding Post -
Connect to
your speakers input jack. Red is positive signal and Black is
negative signal.
PA-500 REAR PANEL
page 4
Important Precautions Introduction
Front Panel
Set Up Operating Modes Protection Features Specifications
Rear Panel
Figure
2
12
13
11
10
14
UNiKA
PA-500
PUSH
PUSH
4 Ohms/Ch
Minimum
Stereo Mode
8 Ohms
Minimum
Bridge Mode
100VAC
50-60Hz
875VA
FUSE
T250V
7A L
CAUTION: REPLACE WITH SAME TYPE FUSE AND RATING
ATTENTION: RISQUE DE CHOC ELECTRIQUE - NE PAS OUVRIR
Balanced
Balanced
STEREO
AMP MODE
BRIDGE
CH 1 INPUT
CH 2 INPUT
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
Designed and developed in USA Manufactured in Taiwan
CH 2
BRIDGE
CH 1
_
_
_
+
+
+
WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE TO RAIN OR MOISTURE
!
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