JL Audio XD1000/5v2 业主指南
6 | JL Audio - XD1000/5v2 Owner’s Manual
7
ENGLISH
INPUT SECTION
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you to send signals to the amplifier
section through the use of two, four or
six differential-balanced inputs.
section through the use of two, four or
six differential-balanced inputs.
Input connections are via up to three pairs of
traditional RCA-type jacks.
Remote
Level
Mode
Turn-On
Mode
All | Sub Ch.
Input Mode
2 Ch. | 4 Ch. | 6 Ch.
Rem. | Offset | Signal
Input Voltage
Low | High
CH. 1 & 2
HP Filter Mode
Inp
Sen
Off | x1 | x10
(L)
C
S
If you wish to send six discrete channels into the
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iInput Modew switch in the i6 Ch.w position. The
amplifier will automatically combine the left and
SJHIUiSub Ch.” input signals to mono. If you have
only one channel of subwoofer signal available,
it is acceptable to only use one of the “Sub Ch.”
inputs, but for optimal gain, we recommend using a
Y-adaptor and feeding both “Sub Ch.” inputs.
iInput Modew switch in the i6 Ch.w position. The
amplifier will automatically combine the left and
SJHIUiSub Ch.” input signals to mono. If you have
only one channel of subwoofer signal available,
it is acceptable to only use one of the “Sub Ch.”
inputs, but for optimal gain, we recommend using a
Y-adaptor and feeding both “Sub Ch.” inputs.
If you prefer to use only four channels of input
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in the
in the
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will derive its subwoofer channel signal from a
sum of all four input signals. The bass will not
fade when the signal is faded by the head unit
from front to rear.
will derive its subwoofer channel signal from a
sum of all four input signals. The bass will not
fade when the signal is faded by the head unit
from front to rear.
You may also choose to apply only two
channels of input to deliver signal to all five
amplifier channels. To do this, set the
amplifier channels. To do this, set the
iInput
Mode
w switch to i2 Ch.w and use only the inputs
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operate with the Channel 1 signal and Channel
4 will operate with the Channel 2 signal. The
amplifier will automatically combine the main
input signals to mono for the Subwoofer Channel.
operate with the Channel 1 signal and Channel
4 will operate with the Channel 2 signal. The
amplifier will automatically combine the main
input signals to mono for the Subwoofer Channel.
Input Voltage Range:
Input Voltage Range: A wide range of signal
input voltages can be accommodated by the
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This wide range is split up into two sub-ranges,
accessible via the “Input Voltage” switch:
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This wide range is split up into two sub-ranges,
accessible via the “Input Voltage” switch:
“Low”: for preamp level signals
“High”: for speaker level signals
“High”: for speaker level signals
Remote
Level
Mode
Turn-On
Mode
All | Sub Ch.
Input Mode
2 Ch. | 4 Ch. | 6 Ch.
Rem. | Offset | Signal
Input Voltage
Low | High
(L)
CH. 1
CH. 3
SUB
E
C
TION
The “Low” position on the “Input Voltage”
switch selects an input sensitivity range between
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that the “Input Sens.” rotary control for each
channel section will operate within that voltage
window. If you are using an aftermarket source
unit, with conventional preamp-level outputs, this
is most likely the position that you will use.
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that the “Input Sens.” rotary control for each
channel section will operate within that voltage
window. If you are using an aftermarket source
unit, with conventional preamp-level outputs, this
is most likely the position that you will use.
The “High” position on the “Input Voltage”
switch selects an input sensitivity range between
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useful for certain high-output preamp level
signals as well as speaker-level output from source
units and small amplifiers. To use speaker-level
sources, splice the speaker output wires of the
source unit or small amplifier onto a pair of RCA
cables or plugs or use the JL Audio ECS Speaker
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useful for certain high-output preamp level
signals as well as speaker-level output from source
units and small amplifiers. To use speaker-level
sources, splice the speaker output wires of the
source unit or small amplifier onto a pair of RCA
cables or plugs or use the JL Audio ECS Speaker
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Line Output Converters are usually not needed
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cannot be reduced sufficiently with a direct
speaker level signal applied to the amplifier and
the “Input Voltage” switch in its “High” position,
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divider to reduce the signal level.
cannot be reduced sufficiently with a direct
speaker level signal applied to the amplifier and
the “Input Voltage” switch in its “High” position,
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divider to reduce the signal level.
TURN-ON OPTIONS
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using one of three methods, determined by the
position of the amplifier’s “Turn-On Mode”
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which is best suited for your specific system.
position of the amplifier’s “Turn-On Mode”
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which is best suited for your specific system.
1) +12V remote turn-on lead
2) Signal-sensing turn-on circuit.
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2) Signal-sensing turn-on circuit.
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Remote
Level
Mode
Turn-On
Mode
All | Sub Ch.
Input Mode
2 Ch. | 4 Ch. | 6 Ch.
Rem. | Offset | Signal
Input Voltage
Low | High
(L)
(R)
CH. 1
CH. 2
CH. 3
CH. 4
SUB
SUB
+12 V Remote Turn-On: This is the preferred
method for turning the amplifier on/off. The
amplifier will turn on when +12 V is present at
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switched off. This +12V remote turn-on signal is
typically controlled by a source unit’s remote
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wire. To connect the remote turn-on wire to
the amplifier, first back out the set screw on the
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mm hex wrench. Strip 1/2 inch (12mm) of wire
and insert the bare wire into the terminal block,
seating it firmly so that no bare wire is exposed.
While holding the wire in the terminal, tighten
the set screw firmly, taking care not to strip the
head of the screw and making sure that the wire
is firmly gripped by the set screw.
amplifier will turn on when +12 V is present at
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switched off. This +12V remote turn-on signal is
typically controlled by a source unit’s remote
UVSOPOXJSF5IF9%WTiRemotewUVSO
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wire. To connect the remote turn-on wire to
the amplifier, first back out the set screw on the
UPQPGUIFUFSNJOBMCMPDL VTJOHUIFTVQQMJFE
mm hex wrench. Strip 1/2 inch (12mm) of wire
and insert the bare wire into the terminal block,
seating it firmly so that no bare wire is exposed.
While holding the wire in the terminal, tighten
the set screw firmly, taking care not to strip the
head of the screw and making sure that the wire
is firmly gripped by the set screw.
If a source unit does not have a dedicated
remote turn-on output, consider one of the
following alternative turn-on options:
following alternative turn-on options:
These methods are useful when a conventional
+12 V remote turn-on signal is not available in a
system. These allow you to operate the amplifier
without having to locate a remote turn-on lead at
the source unit, which can be very useful when
interfacing the amplifier with OEM (factory)
audio systems that do not use conventional +12 V
turn-on leads.
system. These allow you to operate the amplifier
without having to locate a remote turn-on lead at
the source unit, which can be very useful when
interfacing the amplifier with OEM (factory)
audio systems that do not use conventional +12 V
turn-on leads.
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signal, one of the following methods may work
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Offset-Sensing first as it does not require a long
delay to turn the system off after the signal is
shut off.
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Offset-Sensing first as it does not require a long
delay to turn the system off after the signal is
shut off.
DC Offset-Sensing: The amplifier will turn on
and off by detecting the presence of a very small
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output of most OEM (factory) source units and
amplifiers. The amplifier will turn on and off in
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Offset. The sensitivity of this circuit is designed
for high-level (speaker level) signals, not for low-
level (preamp level) signals. The circuit senses the
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output of most OEM (factory) source units and
amplifiers. The amplifier will turn on and off in
SFBDUJPOUPUIFQSFTFODFPSBCTFODFPGUIJT%$
Offset. The sensitivity of this circuit is designed
for high-level (speaker level) signals, not for low-
level (preamp level) signals. The circuit senses the
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Signal-Sensing: The amplifier will turn on
and off by detecting the presence of a full-range
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minutes of no signal, the amplifier will shut off.
The sensitivity of this circuit is designed for
high-level (speaker level) signals, not for low-level
(preamp level) signals. The circuit is tuned to
react to signals at mid-range frequencies. This
prevents false switching from signals created by
moving loudspeakers that are in parallel with the
amplifier’s input signal.
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minutes of no signal, the amplifier will shut off.
The sensitivity of this circuit is designed for
high-level (speaker level) signals, not for low-level
(preamp level) signals. The circuit is tuned to
react to signals at mid-range frequencies. This
prevents false switching from signals created by
moving loudspeakers that are in parallel with the
amplifier’s input signal.
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amplifier’s “Remote” turn-on terminal becomes
a remote turn-on output. This allows the
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audio system that do not have signal sensing.
a remote turn-on output. This allows the
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audio system that do not have signal sensing.