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quickstart guide 

PROAMP(I)-7X250

www.crestron.com

888.273.7876

201.767.3400

©2010 Specifications subject to 

change without notice.

QUICKSTART DOC. 6975A (2027301, Sheet 1 of 2)    0

7

.10

PROCISE

 High-Definition Professional Surround Sound Amplifier 

All brand names, product names, and trademarks 

are the property of their respective owners.

PROAMP(I)-7X250

For details, refer to the latest version of the 

PROAMP(I)-7X250

 

Operations Guide, Doc. 6974.

Introduction

As shown in the diagram below, rack ears and carrying handles (on front and 

rear of the amplifier) are preinstalled.

(Optional) Rack Installation 

Using a #1 or #2 Phillips screwdriver, install the PROAMP-7X250 into a rack 

as follows:

1.  Remove the feet on the bottom of the amplifier.
2.  Position the amplifier into the rack and secure the device to the rack by 

screwing four rack screws (not included) into the top and bottom mounting 

holes of the rack ears.

3.  Remove the front handles.
4.  Install four more screws (not included) into the middle mounting holes of the 

rack ears.

5.  (Optional) Remove the rear handles.

Hardware Hookup

Installation

2

1

The PROAMP-7X250 PROCISE™ High-Definition Professional Surround 

Sound Amplifier is a high-powered seven-channel amplifier designed for use 

with the PSPHD PROCISE High-Definition Surround Sound Processor. 

The PROAMP-7X250 is equipped with seven balanced XLR input connectors, 

seven speaker output terminal block connectors, Ethernet, and Cresnet

®

.

Contents

The PROAMP-7X250 package contains the following:

●  (1) PROAMP-7X250 PROCISE High-Definition Professional Surround 

Sound Amplifier

●  (1) AC power cord
●  (1) CAT5e Ethernet patch cord
●  Terminal block connectors for the 

OUTPUT

 and 

NET

 ports

●  (1) Operations Guide
●  This Quickstart Guide

Recommended Accessories

For optimum performance, Crestron

®

 recommends the optional 

CBL-PRO-XLR-2 (two-foot cable length) or CBL-PRO-XLR-6 (six-foot cable 

length) cable kit for the PROAMP-7X250.

Observe the following guidelines when installing the PROAMP-7X250:

●  The PROAMP-7X250 is very heavy; therefore, two people should lift and 

install the device.

●  The installation location must be able to support the weight of the 

PROAMP-7X250. The weight is 105.0 lbs (48.0 kg).

●  When installing the PROAMP-7X250 into a rack:
 

–  Load the rack from the bottom to the top with the heaviest components 

at the bottom of the rack.

 

–  If the rack is provided with stabilizing devices, install the stabilizers 

before mounting or servicing the unit in the rack.

●  When wiring the amplifier, ensure that the amplifier’s power switch is off.

WARNING:

  Failure to observe the following installation guidelines may 

result in personal injury or damage to the equipment.

!!

Connect the PROAMP-7X250 as shown in the diagram below. Connect the 

power cord last.

To connect the PROAMP-7X250 to a PSPHD, refer to the diagram below for 

additional connection information.

NOTE:  

The PROAMP-7X250 and the PROAMPI-7X250 are functionally 

identical. For simplicity, the name “PROAMP-7X250” is used throughout 

this guide.

NOTE:  

If you are pairing the PROAMP-7X250 with the PSPHD using a 

direct connection, connect the included CAT5e cable from the 

LAN

 port on 

the amplifier to the 

LAN

 port on the PSPHD. When using a network 

connection to the PSPHD, connect the CAT5e cable from the 

LAN

 port on 

the amplifier to the local area network. When using a network connection, 

the PSPHD and the amplifier must be on the same subnet. For additional 

information about pairing, refer to section     .

Front

 Handles

Rear

 Handles

 (2) Rack Ears

CAUTION:  

Keep the amplifier unplugged until all input, network, and speaker 

wiring is complete.

!

CAUTION:  

Do not bridge speaker outputs.

!

CAUTION:  

Check the speaker wires for shorts and frayed wiring around 

the connectors.

!

4

1

WARNING:  

This amplifier is capable of delivering immense amounts of 

undistorted power to your loudspeakers. Please use caution and adequate ear 

protection if listening to content at high volume levels. Continued exposure to 

high sound pressure levels can cause permanent hearing impairment or loss.

!!

OUTPUT:

To Speakers

POWER:

From Line Voltage

GROUND:

Tie To Preamplifier 

Ground

LAN:

10/100 Base-T Ethernet 

to LAN Or PSPHD

NET:

To Cresnet Devices

INPUT:

From PSPHD Or Other 

Preamplifier

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