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4 | JL Audio® - XDM1000/1
CONNECTIONS
Connection Description Notes
1
+12 VDC Positive (+12V) Power Connection
• 4 AWG wire (required)
• Install 80A fuse at (+) battery post
Ground Negative (GND) Ground Connection • 4 AWG wire (required)
Remote Positive (+12V) Activation Connection
• 18 – 12 AWG wire capacity
• See Turn On Mode for more info
2
CH. 1 Input Left Input Signal, Black RCA
• Accepts 200mV – 4V input voltage
• If only one subwoofer channel signal is
available, a Y-adaptor is recommended
to feed both inputs.
CH. 2 Input Right Input Signal, Red RCA
Preout 1 Left Pass-Through Preamp Signal, Black RCA
• Same signal that is connected to
CH. 1&2 inputs
• Unaected by the amplier’s LP lter
Preout 2 Right Pass-Through Preamp Signal, Red RCA
3
Remote Level
Control
Remote Level Controller Connection (optional)
(HD-RLC or MHD-RLC)
• Operates as an attenuator only:
Fully counter-clockwise = Level Muted
Fully clockwise = Level Unaected
• Multiple ampliers can be controlled
from a single HD-RLC using a non-
duplex phone line splitter and multiple
phone cables.
4
Mono
Subwoofer
Output
(+) Positive Subwoofer Output
• Both positive (+) connections are
connected in parallel internally
• Both negative (–) connections are
connected in parallel internally
• Minimum impedance load: ≥2 ohms
• 16 – 8 AWG wire capacity
(+) Positive Subwoofer Output
(–) Negative Subwoofer Output
(–) Negative Subwoofer Output
1 2 3 4
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