Crown 1400 CSL User Manual

POWER
OFF
OFF
POWER
UNBALANCED
INPUT WIRING
BALANCED
INPUT WIRING
REG. U.S. PAT. OFF.
3,808,545
4,330,809
4,611,180
+
–
TIP
RING
SLEEVE
GND
+
TIP
SLEEVE
GND
CAUTION: TURN OFF AMPLIFIER
BEFORE CHANGING THIS SWITCH!
STEREO
BRIDGE
MONO
PARALLEL
MONO
BRIDGE-MONO WIRING
TURN AMPLIFIER OFF.
SET STEREO/MONO
SWITCH TO
BRIDGE-MONO.
OUTPUT ACROSS
RED TERMINALS
ONLY. (CH-1
IS POSITIVE.)
PARALLEL-MONO WIRING
TURN AMPLIFIER OFF.
SET STEREO/MONO SWITCH
TO PARALLEL-MONO.
ADD JUMPER (14
GAGE OR LARGER)
ACROSS RED TERMINALS.
OUTPUT ACROSS CH-1
TERMINALS ONLY.
1
2
3
4
1
2
3
CH-2 CH-1
+
–
–
+
CH-2
(MONO)
INPUT
GAIN
CH-1
INPUT
GAIN
CLASS 2
OUTPUT
WIRING
REQUIRED.
OUTPUTS
CAUTION: TO PREVENT ELECTRIC
SHOCK DO NOT REMOVE TOP OR BOTTOM
COVERS. NO USER SERVICEABLE PARTS
INSIDE. REFER SERVICING TO QUALIFIED
SERVICE PERSONNEL. DISCONNECT POWER
CORD BEFORE REMOVING REAR P.I.P.
MODULE TO ACCESS SENSITIVITY SWITCH.
ATTENTION: DÉBRANCHER AVANT
D'OUVRIR.
WARNING: TO
REDUCE THE RISK OF
FIRE OR ELECTRIC
SHOCK, DO NOT EXPOSE
THIS EQUIPMENT TO
RAIN OR MOISTURE.
MODEL 800–CSL
AC VOLTS 120
MAXIMUM OUTPUT: 230 WATTS
PER CHANNEL INTO 4 OHMS AT 1 KHz
WITH NO MORE THAN 0.1% THD
11.5 AMPS
60 Hz
®
INTERNATIONAL, INC.
ELECTRONIC EQUIPMENT
ELKHART, IN 46517
MADE IN U.S.A.
SERIAL NUMBER
0000
000000
CAUTION:
THIS COVER IS NECESSARY FOR
EFFICIENT COOLING OF THE AMPLIFIER.
REMOVE ONLY TO ACCESS GAIN SWITCH.
0
1
2
3
4
5
6
7
8
9
10
11
12
0
1
2
3
4
5
6
7
8
9
10
11
12
INPUT GROUND LIFT
(AFFECTS PHONE INPUTS ONLY.)
LIFT
Models: 460, 800, 1400 CSL
®
Some models may be exported under the name Amcron .
®
125168-1
8/97
© 1997 by Crown International, Inc., P.O. Box 1000, Elkhart, IN 46515-1000 U.S.A. Telephone: 219-294-
8000. Fax: 219-294-8329. CSL series amplifiers are produced by the Professional Audio Division of Crown
International, Inc. Trademark Notice: Amcron ,
®
Crown ,
®
CSL
®
, and ODEP
®
are registered trademarks of
Crown International, Inc. Other trademarks are the property of their respective owners.
®
120 VAC North
American
Units Only:
Commercial
Audio
E106377
Approved for
THX
®
Theatre
Systems
CSL SERIES

Crown 1400 CSL Specifications

General

Brand	Crown
Model	1400 CSL
Category	Amplifier
Language	English

Summary

Welcome

Unpacking

Details on how to unpack the amplifier and check for transit damage.

Features

Highlights the key features and benefits of the CSL series amplifiers.

Installation

Stereo

Instructions for connecting and setting up the amplifier in Stereo mode.

Mono

General information on mono operating modes and their power delivery.

Bridge-Mono Mode

Specific connection and setup steps for Bridge-Mono operation.

Parallel-Mono Mode

Specific connection and setup steps for Parallel-Mono operation.

Input Sensitivity Adjustment

Additional Load Protection

Operation

Precautions

Essential safety guidelines and precautions for operating the amplifier.

Indicators

Explanation of the front panel LED indicator and its meaning.

Protection Systems

Overview of the amplifier's built-in protection circuits.

ODEP

Output Device Emulation Protection prevents amplifier shutdown during demanding operation.

Ultrasonic and Radio Frequency (RF) Protection

Controlled slew rate limits frequencies to protect sensitive loads like tweeters.

Drive Protection

Temporarily removes output drive to protect the amplifier and its loads from dangerous signals.

Transformer Thermal Protection

Protects the transformer from overheating by removing power.

Controls

Filter Cleaning

Specifications

Controls

Enable

Front panel rocker switch for turning the amplifier on and off.

Level

Back panel rotary potentiometer to control output level for each channel.

Stereo/Mono

Back panel switch to select Stereo, Bridge-Mono, or Parallel-Mono mode.

Sensitivity

Internal switch to set input sensitivity for both channels.

Ground Lift

Back panel switch to isolate phone jack ground from chassis ground.

Reset (1400 CSL only)

Back panel button to reset the circuit breaker for power supplies.

Indicators

Input/Output

Input Connector

Description of the balanced 1/4 inch phone jack inputs.

Input Impedance

Nominal input impedance for balanced and unbalanced connections.

Output Connector

Description of the 5-way binding post output connectors.

Output Impedance

Electrical impedance of the amplifier's output stage.

DC Output Offset

Specifies the DC voltage offset at the amplifier output.

Output Signal

Stereo

Output signal configuration for Stereo mode.

Bridge-Mono

Output signal configuration for Bridge-Mono mode.

Parallel-Mono

Output signal configuration for Parallel-Mono mode.

Construction

Cooling

Details on the amplifier's internal heat sinks and forced air cooling system.

Dimensions

Physical dimensions of the amplifier, including rack mount size.

Approximate Weight

Net and shipping weights for different unit configurations.

Minimum Power Specifications

Maximum Power Specifications

Accessories

MT-XLR

Details on the MT-XLR accessory panel for XLR input connectors.

MT-BB

Details on the MT-BB accessory panel for barrier strip input connectors.

Service

Worldwide Service

Information on obtaining service through authorized service centers globally.

North American Service

Options for obtaining service within North America, either locally or at the factory.

Service at a North American Service Center

Steps to obtain warranty service at a local authorized service center.

Factory Service

Procedure for sending the unit to the Crown factory for service.