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(_B_e_fo_r_e_y_o_u_st_a_rt
_ _ _ _
)
About the protection function
This
product
has protection function.
When
th
is
product
detects
something abnormal,
the
follow-
ing
functions
will operate
to
protect
the
product
and speaker output.
•
The
POWER/PROTECT indicator
wil
l
turn red
and the amplifier will shut down
in
the situa-
tions outlined
below.
-
If
a
DC
voltage
is
applied
to
the speaker
output terminal.
• The POWER/PROTECT
indicator wil
l
turn
red
and the output will be muted in the situations
outlined below.
-
If
the speaker output terminal and speaker
wire are short-circu
ited.
-
If
the subwoofer output
terminal
and sub-
woofer wire are
short-circuited.
• The amplifier
will reduce
the
power output
if
the temperature
inside the amplifier gets
high.
If
the temperature gets too high,
the
POWER/
PROTECT indicator
will turn
off,
and
the
amplifier
wi
1
1
shut
down.[!)
En
(_s_e_tt_in_g_t_h_e_u_n_it _ _ _ _ )
Component names and
functions
Rear
side
To
adjust the switch, use a
flathead
screwdri-
ver
if needed.
CD
FREQ (cut off frequency) control
Cut off frequency selectable from 40
Hz to
500
Hz.
•
Set
the
LPF/HPF
select switch
to
LPF
or
HPF
according
to the type
of
frequency
that
you want
to
cut off.
@
LPF (low-pass filter)/HPF (high-pass fil-
ter) select switch
Switch
the
settings based
on the
connected
speaker.
•
When a
full-range
speaker
is
connected,
select
HPF
or
OFF. HPF
eliminates
low-
range
frequency
and outputs high-range
frequency.
OFF
outputs
the
entire fre-
quency
range.
•
When a
low-range
speaker or subwoofer
is connected, select
LPF.
®
GAIN (gain) control
Adjusting
the
gain controls
helps
align
the
car stereo output to the
Pioneer
amplifier.
The
defau lt setting
is
the
NORMAL
position
.
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