Crown Audio I-Tech HD Series User Manual

Page 6

I-Tech HD Series

Power Amplifiers

I-Tech HD Series

Power Amplifiers

page 10

page 11

Operation Manual

Bridge-Mono Mode

Overview: Turn on the amp, enable Bridge-Mono mode using the LCD Control Screen, turn off the amp, wire it,

and turn it back on.

Be sure that no cables are connected to the amplifier. Turn on the front-panel power switch. The LCD

Control Screen will light up.

Under the LCD Control Screen, press the Menu/Exit button. Press the Next button until you see OUTPUT

MODE on the screen. If N/A is displayed, OUTPUT MODE is locked via software. If LOCKOUT is displayed,

all the LCD screens are locked via software.

Press an Encoder knob to select BRIDGE MONO. Press the knob again to confirm your choice. Press

Menu/Exit. Turn down both level controls (Encoders) until you reach maximum attenuation.

3. IMPORTANT: Turn off the amplifier and unplug its power cord.

INPUTS: There are three ways to connect an input signal to the amplifier:

•

Connect an analog signal source to the Channel-1 amplifier input.

•

Connect an AES/EBU digital signal source to the Digital Input IN connector.

NOTE: Crown provides a reference of wiring pin assignments for commonly used connector types in the Crown

Amplifier Application Guide available at

www.crownaudio.com.
OUTPUTS: Use Class 2 output wiring. There are two ways to wire the amplifier output connectors for Bridge-

Mono mode:

NOTE: In Bridge-Mono mode, the

Channel 1 Level control sets the

level; the Channel-2 Level control is

defeated. All Channel-2 objects and

controls are hidden and disabled.

Menu/Exit

Wire the speaker across the red binding post of each channel. Do not use the black binding posts when

operating in Bridge-Mono mode.

Wire the speaker only to the top Speakon

connector as shown in the table below.

SPKR

–

Top Speakon

Wiring for Bridge-Mono