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Service 

Procedures 

Ensure the problem is not related to operator error, or system devices that are external to this unit. Information provided in 

the troubleshooting portion of this manual may help with this process. Once it is certain that the problem is related to the product contact 

your warranty provider as described in the warranty section of this manual. 

Variations and Options 

Variations 

Products supplied through legitimate sources are compatible with local AC power requirements. 

Options 

No optional items are available for this product. 

Warranty 

Warranty terms of global three years. While the term and warranty may vary by country and may not be the same for all products. Terms 

and  conditions  of  warranty  for  a  given  product  may  be  determined  first  by  locating  the  appropriate  country  which  the  product  was 

purchased in, then by locating the product type. 

Specifications may change without notice. 

Service & Warranty 

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Summary of Contents for C4 Series

Page 1: ...INSTALLATION AND OPERATION MANUAL C4 Series Commercial Class D Four Channel Amplifier 1 11 ...

Page 2: ...pecified by the manufacturer or sold with the apparatus When a cart is used use caution when moving the cart apparatus combination to avoid injury 13 Unplug this apparatus during lightning storms or when unused for long periods of time 14 Refer all servicing to qualified service personnel Servicing is required when the apparatus has been damaged in any way such as power supply cord or plug is dama...

Page 3: ... RECEPTACLE OR OTHER OUTLET UNLESS THE BLADES CAN BE FULLY INSERTED TO PREVENT BLADE EXPOSURE TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE TO PREVENT ELECTRICAL SHOC K MATCH WIDE BLADE PLUG TO WIDE SLOT FULLY INSERT Safety Warning 3 11 ...

Page 4: ...ont Page 1 Important Safety Information 2 Safety Warning 3 Contents 4 Introduction 5 Front Panel 6 Rear Panel 7 Speaker Connection 8 Block Diagram 9 Specification 10 Service and Warranty 11 Contents 4 11 ...

Page 5: ...elps to save installation rack space generate less heat so as to extend its performance life span as a result The digital class D amplifiers are of rated power output at 120W to 500W by four channels so it could be used as four zone multiple sources public address system at minimum cost The versatile loudspeaker outputs of both high impedance 100V low impedance 8ohms gives flexibility for installa...

Page 6: ...P Clip indicator will light red once the input or output is too high There are four separate CLIP indicators one for each channel 3 INPUT Input indicator will light green once there is any input signal detected There are four separate input indicators one for each channel 4 OUPUT Output indicator will light green once there is output signal detected There are four separate output indicators one fo...

Page 7: ...utputs shall be connected to low impedance 8Ω loudspeakers the negative end to the speaker negative and the positive end to the speaker positive These speaker output are supplied using phoenix connectors Never mixed the negative end and the positive which will cause the short circuit protection Never connect the 100V line loudspeaker to the 8Ω output this will burn the speaker or have heavy distor...

Page 8: ...than the rated impedance indicated Connecting 4 16Ω Speaker Systems When connecting conventional 4 16Ω speaker systems connect the speaker s positive side to the terminal labeled 4 16Ω Connect the speaker s negative side to the terminal labeled COM Connecting High Voltage Distributed Speaker Systems When connecting a low impedance 100V speaker system in parallel connect the speaker s positive side...

Page 9: ...Block Diagram 9 11 ...

Page 10: ... L H Cut ON 70Hz 10KHz 1 3dB Input 0 775V 0dBu balanced phoenix connector by four channels Input Impedance 10KΩ THD 0 1 1KHz 3dBv 100W S N Ratio 80dB Crosstalk 60dB 1KHz Max output Power Consumption 300W 600W 1200W 1750W 2250W Power Supply Wide AC input from 110V 230V 50 60Hz Dimension 482 W x420 D x44 H mm Weight 8 0kg 8 5kg 9kg 9 5kg 10kg Warranty 3 years warranty and free spare parts Specificat...

Page 11: ... and Options Variations Products supplied through legitimate sources are compatible with local AC power requirements Options No optional items are available for this product Warranty Warranty terms of global three years While the term and warranty may vary by country and may not be the same for all products Terms and conditions of warranty for a given product may be determined first by locating th...

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