JL Audio e112 Bedienungsanleitung Seite 17

L
R
LINE
INPUTS
The Left and Right inputs on the E-Sub are
internally summed to a single mono channel.
L L
R R
LINE LINE
INPUTS OUTPUTS
L
CH. 2
(R)
Grounded
R
Isolated
LINE LINE
HIGH LEVEL INPUTS
NPUTS OUTPUTS
| E-Sub
CONNECTING YOUR E-SUB(S)
Line Inputs
connectors. These are the most commonly used connectors for home audio
applications.
L
CH. 2
RCA-type jack will be used (Left or Right). This method applies to most modern
(R)
multi-channel receivers and preamplifier / processors.
Grounded
R
a dedicated mono subwoofer connection. This typically applies to two-channel
Isolated
audio equipment. In a two-channel application, you must supply separate left and
LINE
HIGH LEVEL INPUTS
OUTPUTS
right inputs to a single E-Sub in order to have high-pass filtered, stereo outputs
from its Line Outputs. The E-Sub will automatically sum the left and right inputs
to feed its internal subwoofer amplifier.
"Grounded / Isolated" Switch
encountered in home theater systems when several components from different
Warranty void if serial number is
manufacturers are interconnected. The "Grounded / Isolated" Input Mode
removed, altered or defaced.
switch on the rear connection panel alters only the "Line Inputs" and is designed
CH. 2 CH. 1
(R) (L)
to facilitate a quiet, hum-free connection to your audio or home theater system.
This switch has no effect on signals connected to the "High-Level Inputs".
Grounded
components connected and turned on (but no source material playing), you hear
Isolated
a continuous low-frequency hum through your E-Sub, flip this switch to the
HIGH LEVEL INPUTS
imported components
"Grounded" position and evaluate the difference in the noise level. Use whichever
switch position provides the least hum or noise.
High Level Inputs
to a receiver or integrated amplifier that only offers speaker level outputs. It is not
the preferred method when a line-level signal is available.
Warranty void if serial number is
removed, altered or defaced.
the receiver or integrated amplifier to the "High Level Input" plug of the E-Sub, in
CH. 1
SERIAL NUMBER:
parallel with the main speakers. The main speakers will remain full-range in this
(L)
application and their sound will not be affected by the connection to the E-Sub.
with captured-wire receptacles. Standard speaker cable, up to 12 AWG (3 mm
Built in USA
with domestic and
can be used and connected to the removable plug by backing out each set screw,
imported components
inserting the bared end of each speaker wire, taking care not to short any wire to
another, and tightening the set screw. Connections are as follows:
The E-Sub features individual, left and right, unbalanced RCA-type input
Warranty void if serial number is
removed, altered or defaced.
For systems with a mono subwoofer or "LFE" channel connection, only one
CH. 1
SERIAL NUMBER:
(L)
Separate left and right RCA-type input jacks are provided for systems without
Built in USA
with domestic and
imported components
RCA-type connectors (one for each channel):
Tip: Positive
Sleeve: Negative
Input Impedance: 10 kΩ
This feature is included to deal with the signal grounding issues often
SERIAL NUMBER:
The E-Sub ships with this switch in the "Isolated" position. If, with all system
Built in USA
with domestic and
This feature is included for convenience when needing to connect the E-Sub
To use the "High Level Inputs" feature, simply connect the speaker outputs of
The "High Level Input" consists of an input connector and removable plug
"High Level Input" Connector (from left to right):
1: Right Channel Negative
2: Right Channel Positive
3: Left Channel Negative
4: Left Channel Positive
Input Impedance: 4.3 kΩ
),
2
Page 17 | EN