Connection and Calibration

Lexicon

TAPE

OUT

I INPUTS II

INTEGRATED AMP, PREAMP or RECEIVER

CP-1

TAPE

IN

 

 

 

CENTER

MAIN

AMP

 

 

 

 

 

CENTER

REAR REAR AMPS

VCR, TV, VIDEO CONTROL CENTER

AUDIO

OUT

TAPE

OUT/IN

VCR

SIDE

SUB

WOOFER

SIDE AMPS

Connecting the CP-1 in a Tape Monitor Loop

or

CASSETTE DECK

SUBWOOFER AMP

Note

Audio Inputs

Note

If you have a receiver with no external access to the preamplifier outputs (or you wish to use the tape monitor loop on your preamp), you can use a tape output or external processor loop to the CP-1. However, any change in the receiver’s volume control after the system is adjusted will upset the balance between the main and auxiliary speakers. If you are using this configura- tion, you should now turn the receiver’s volume control all the way down. If there was a tape deck previously connected to your receiver's monitor loop, connect it to the CP-1's tape outputs and inputs.

Turn off ALL audio and video components, including individual power amplifiers. (Unplug any preamps and power amps that don’t have switches.) Locate the gain trim potentiometers on the CP-1 rear panel; these are knobs at the top of the panel, marked REAR, SIDE, MAIN, CENTER and SUB. Turn each one all the way down (counterclockwise as viewed from the back).

Connect the main outputs of your audio preamplifier or the preamplifier output of your receiver to Input I on the CP-1.

Inputs I and II are electrically identical and can be used interchangeably. The CP-1 will also act as a line-level preamp with three inputs (including the built-in tape monitor loop) if you wish to connect, for example, the audio outputs from a TV receiver/monitor, a CD player and a VCR directly to it.

Audio Outputs Connect the CP-1’s MAIN outputs to your main stereo channels. Connect any additional amplifier/speaker combinations to the remaining outputs on the CP-1: SIDE to the side amplifiers, REAR to the rears, CENTER to the center- channel amplifier and SUB WOOFER to the subwoofer amp.

Locate the button below the SUB potentiometer marked CENTER/OUT, PHANTOM/IN. If you have no center front speaker, push it in; if you have a center channel, make sure this button is in the out position.

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3Com owner manual Connection and Calibration, Audio Inputs, Connecting the CP-1 in a Tape Monitor Loop