Accessories
Part name
Self-tapping screws
(ø4 × 16 mm)
Terminal cover
(Power terminal)
Speaker level input cable
Installation procedure
Since there are large variety of settings and
connections possible according to applications, read
the instruction manual well to select the proper
setting and connection.
1. Remove the ignition key and disconnect the
negative · terminal of the battery to prevent short
circuits.
2. Set the unit according to the intended usage.
3. Connect the input and output wires of the units.
4. Connect the speaker wires.
5. Connect the power wire, power control wire and
grounding wire following this order.
6. Install the installation fittings in the unit.
7. Attach the unit.
8. Connect the negative · terminal of the battery.
CAUTION
• Do not install in the below locations;
(Unstable location, In a location that interferes
with driving, In a location that gets wet, In a dusty
location, In a place that gets hot, In a place that
gets direct sunlight, In a location that gets hit by
hot air)
• Do not install the unit under the carpet.
Otherwise heat build-up occurs and the unit may
be damaged.
• Install this unit in a location which allows heat to
easily dissipate.
Once installed, do not place any object on top of
the unit.
• The surface temperature of the amplifier will
become hot during use. Install the amplifier in a
place where people, resins, and other substances
that are sensitive to heat will not come into
contact with it.
• Do not mount the unit in a place where the ducts
of the unit are blocked. Blocking these openings
will inhibit the cooling of the internal temperature
and result in malfunction.
• When making a hole under a seat, inside the
trunk, or somewhere else in the vehicle, check
that there is nothing hazardous on the opposite
side such as a gasoline tank, brake pipe, or wiring
Number
External View
of Items
4
1
1
harness, and be careful not to cause scratches or
other damage.
• Do not install near the dashboard, rear tray, or air
bag safety parts.
• The installation to the vehicle should securely
fasten the unit to a place in which it will not
obstruct driving. If the unit comes off due to a
shock and hits a person or safety part, it may
cause injury or an accident.
• After installing the unit, check to make sure that
electrical equipment such as the brake lamps,
turn signal lamps and windshield wipers operate
normally.
Protection function
The protection function is activated in the following
situations:
This unit is equipped with a protection function for
protecting this unit and your speakers from various
accidents or problems that can occur.
When the protection function is triggered, the Power
indicator goes OFF and the amplifier stops operating.
• When a speaker wire may be short-circuited.
• When a speaker output contacts ground.
• When the unit malfunctions and a DC signal is sent
to the speaker output.
• When the internal temperature is high and unit
won't operate.
• When a ground wire of the center unit (cassette
receiver, CD receiver, etc.) or this unit is not
connected to a metal part serving as an electrical
ground passing electricity to the battery's negative
· terminal.
English