Pioneer GM-DX971 Manuale d'uso - Pagina 8
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- 1. About this Product
- 2. Before Connecting/ Installing the Amplifier
- 3. Setting Gain Properly
- 4. Connection Diagram
- 5. Before Connecting the Amplifier
- 6. Connecting the Speakers
- 7. Connections When Using the Speaker Input Wire
- 8. Solderless Terminal Connections
- 9. Connecting the Speaker Output Terminals
- 10. Before Installing the Amplifier
- 11. Attaching the Bass Boost Remote Control
- 12. Example of Installation on the Floor Mat or Chassis
- 13. Specifications
(_ c_ o_n_ n_ e_
d _in
_
g
_
th _e_u_n
_
i
_
ts
_ ~ )
•
Never wire the speaker negative cable directly
to ground.
•
Never band together multiple speaker's nega-
tive
cables.
•
If
the
system
remote control wire of
the
ampli-
fier
is
connected
to the
power terminal via
the
ignition switch
(12
V DC),
the
am
pl if
ier wi
11
re-
main on with
the
ignition whether
the
car
stereo is on or off, which may exhaust battery
if the
engine is
at
rest
or
idling.
•
Install and
route the
separately
sold battery
wire as
far
as possible from the speaker wires.
Install and route
the
separately
sold battery
wire, ground wire, speaker wires and the am-
plifier as far away as possible from the anten-
na, antenna cable and tuner.(!)
Connecting the speakers
This
amplifier can
be
connected to two speak-
ers in
parallel. Connect the
speaker leads to
suit
the mode according to the
f igure shown
below.
Precautions for parallel connection
•
When wiring
two
speakers
in
parallel, make
sure
that
the synthetic
impedance
is
from
1
n
to
Sn
to prevent the
amplifier from
catching fire,
generating
smoke and/or
being damaged.
•
When connected in paral lel with
the
syn-
thetic impedance
less than
1
n,
as a nor-
mal function,
this
amplifier may
automatically
be
set on
-
mute
if
outputting
high
volume sound.
Turn down
the volume
until
the
mute function is
canceled.
En
When connecting to one speaker
SPEAKER
t - - - - - - - t
OUTPUT
- - - - - - - - - 4
Speaker
output
When connecting to two speakers
The
output
from
two
speakers
is
the same as
that of one speaker.
Speaker output