High-Level Input - Optimus 120-1971 User Manual

2 X 50 Watt Truck Amp
You can connect your stereo system to low-or high-level input.
stereo system has RCA outputs, connect it to the amp's low-level input for
a cleaner, less noisy signal.
outputs, connect it to the amp's high-level input.
To connect the amplifier to your stereo system,
close as possible to the selected mounting location and follow the
appropriate instructions.
LOW-LEVEL INPUT
Your amplifier has gold plated color RCA terminals for low-level input to
match radios and equalizers with RCA type, line-level outputs.
NOTE: You need a set of 12-foot RCA cables for dash to trunk
mounting.
Follow these steps to connect the stereo system's RCA jacks to the
amplifier's LOW INPUT terminals:
1. Plug the RCA cable into the car stereo system's left and right RCA
output jacks and connect the other end to the amplifier's left and
right LOW INPUT terminals.
2. Connect the left speaker's positive (+) wire to the amplifier's
positive (+) left terminal.
3. Connect the left speaker's negative (-) wire to the amplifier's
negative (-) left terminal.
4. Repeat Steps 3 and 4 to connect the right speaker to the amplifier's
right speaker terminal.
NOTE: We recommend 16 or 18 gauge speaker wire.

HIGH-LEVEL INPUT

If your car radio does not have RCA output jacks, connect the speaker
output from the stereo system to the amplifier following these steps:
1. Connect the stereo system's speaker wires to the amplifier's
(120-1971)
If your stereo system only has speaker
We recommend Radio Shack Cat. No. 43-2356.
Connecting
place the amplifier as
Faxback Doc. # 6715
If your