Crown Audio 2650 user manual N t e n t s, Typical applications

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	C o n t e n t s
Safety Information	3
1.0 Introduction & Unpacking	4
2.0 Mechanical Installation	5
3.0 AC Power Connection	6
4.0 Audio Connections	7
Inputs	7
Outputs	8
Stereo operation	8
Bridge mono operation	8
5.0 Control operation	9
a. Power Switch	9
b. Level controls 1 and 2	9
c. Bridge switch	9
6.0 Indicators	10
A. AC Present	10
B. Operate	10
C. Fault	10
D. Temp 1&2	10
E. Signal	10
F. Clip	11
G. Bridge	11
7.0 Typical applications	12
a. Two channel (stereo) operation	12
b. Two amplifiers used in bridge mode	12
c. Two amplifiers for stereo with a mono sub-bass	13
d. Calculating Impedance	13
8.0 Glossary	14
9.0 Specifications	17
10.0 Troubleshooting	18
Checklist	18
Status Indication	19
11.0 Service & Warranty	20

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Contents Professional Power Amplifier N t e n t s Typical applicationsImportant Safety Instructions F e t y I n f o r m a t i o nUnpacking T r o d u c t i o n & U n p a c k i n gIntroduction C h a n i c a l Installation P o w e r C o n n e c t i o n Live/HotInputs D i o C o n n e c t i o n sOutputs Stereo operationLevel controls 1 0C o n t r o l o p e r a t i o n Power SwitchBridge switch D i c a t o r s FaultSignal AC PresentD i c a t o r s Clip BridgeTwo channel stereo operation Two amplifiers used in bridge modeP i c a l a p p l i c a t i o n s Calculating Impedance O s s a r y Frequency DBu or dBvDistortion Frequency ResponseSpeakon Removable terminal blockTransient Ohms 800W rms 1300W rms Specification sOhms 400W rms 650W rms 850W rms Problem No output ChecklistTroubleshooting Problem Distorted soundFault and both Temp lights flashing Status IndicationCrown Audio Customer Service Worldwide ServiceService Shipping Instructions R v i c e & W a r r a n t yThree Year Full Warranty Division of Harman International Industries