Crown CE Series User Manual

Operation Manual
CE Series Power Amplifiers
page 4
Important Safety Instructions .......................................................2
Declaration of Conformity ...........................................................3
1 Welcome .................................................... 5
1.1 Features ......................................................................... 5
1.2 How to Use This Manual ................................................5
2 Setup ......................................................... 6
2.1 Unpack Your Amplifier ....................................................6
2.2 Install Your Amplifier ......................................................6
2.3 Ensure Proper Cooling ....................................................6
2.4 Choose Input Wire and Connectors .................................7
2.5 Choose Output Wire and Connectors ..............................8
2.6 Wire Your System ...........................................................9
2.6.1 Stereo Mode ...........................................................9
2.6.2 How to Parallel the Inputs ....................................... 9
2.6.3 Bridge-Mono Mode ................................................10
2.7 Input Sensitivity Switch ...................................................11
2.8 Connect to AC Mains ......................................................11
2.9 Startup Procedure ...........................................................11
3 Operation .................................................... 12
3.1 Precautions ..................................................................... 12
3.2 Controls, Indicators and Connectors ...............................13
3.3 Front Panel Controls and Indicators ................................14
3.4 Back Panel Controls ........................................................14
4 Advanced Features and Options ......................... 15
4.1 Protection Systems .........................................................15
4.1.1 Bias Servo ..............................................................15
4.1.2 Fault .......................................................................15
4.1.3 Ultrasonic and Radio Frequency Protection ............15
4.1.4 Drive Protection.......................................................15
4.1.5 Compression ..........................................................15
4.1.6 Power Circuit Breaker .............................................15
4.1.7 Proportional-speed Fan ..........................................15
4.2 Advanced Features ..........................................................15
4.2.1 Crown SST Modules ..............................................15
4.2.2 Fault Monitoring .....................................................17
4.3 Options ............................................................................18
4.3.1 Accessories ............................................................18
4.3.2 Alternate Output Connectors ...................................18
4.3.3 Tamper-Resistant Hole Plugs .................................18
4.3.4 Optional 0.775 V Input Sensitivity Setting ..............18
5 Principles of Operation ................................... 19
6 Troubleshooting ............................................ 21
7 Specifications .............................................. 22
8 Service ....................................................... 23
8.1 Worldwide Service ...........................................................23
8.2 US and Canada Service ...................................................23
8.2.1 Service at a US or Canada Service Center ...............23
8.2.2 Factory Service .......................................................23
8.2.3 Factory Service Shipping Instructions ....................23
9 Warranty ..................................................... 24
Crown Factory Service Information Form ....................................27
Table of Contents

Crown CE Series Specifications

General

Frequency Response	20 Hz - 20 kHz ±0.5 dB
Signal to Noise Ratio	>100 dB (A-weighted)
Channels	2
Input Impedance	20 kOhms balanced, 10 kOhms unbalanced
Protection	Short circuit, thermal, and DC fault protection