Infinity 5760a Service Manual Download

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Reference Series

5760a

5761a

6 CHANNEL POWER AMPLIFIER

SERVICE MANUAL

Infinity Systems, Inc.

250 Crossways Park Dr.

Woodbury, New York 11797 Rev

/2005

Summary of Contents for 5760a

Page 1: ...Reference Series 5760a 5761a 6 CHANNEL POWER AMPLIFIER SERVICE MANUAL Infinity Systems Inc 250 Crossways Park Dr Woodbury New York 11797 Rev2aa10 2005...

Page 2: ...THD N Signal to noise ratio 82dBA reference 1W into 4 ohms Dynamic power 117W channels 1 2 3 4 163W channels 5 6 2 ohms Effective damping factor 6 373 4 ohms Frequency response 10Hz 57kHz channels 1...

Page 3: ...t for all measurements unless otherwise specified The voltage applied to the unit shall be measured at the power connection on the Amplifier Signal Source Unless otherwise specified all tests shall be...

Page 4: ...value should be selected based on total amplifier current draw see chart at right REMOTE CONNECTION Connect the amplifier s Remote REMOTE terminal to the source unit s RemoteTurn On lead using a mini...

Page 5: ...TE Minimum speaker impedance for stereo operation is 2 ohms Minimum speaker impedance for bridged operation is 4 ohms APPLICATIONS 5760a 5761a Figure 10 6 Channel operation 5760a 5761a amplifier drivi...

Page 6: ...y and does not have a crossover mode switch SETTING THE CROSSOVER S Determine your system plans and set the crossover mode switch accordingly If your system design does not include a subwoofer set the...

Page 7: ...vel to be adjusted from the listening position Connect the optional remote level control using the RJ 11 jack on the side of the amplifier Install the control module in the front of the vehicle within...

Page 8: ...Ds flash CAUSE and SOLUTION Voltage less than 9V on BATT connection Check vehicle charging system PROBLEM No audio PROTECT LED is on CAUSE and SOLUTION Voltage greater than 16V or less than 8 5V on BA...

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Page 11: ...Power Amplifier Reference 5760a 5761a Mechanical Parts List 10...

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Page 17: ...Electrical Parts List Reference 5760a 5761a 16...

Page 18: ...Electrical Parts List cont d Reference 5760a 5761a 17...

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Page 20: ...Electrical Parts List cont d Reference 5760a 5761a 19...

Page 21: ...43K OHM R571 671 REF 5760a RESISTOR RES 08 00225 SMD 0805 1 10WJ 820 OHM R108 208 308 408 508 608 3 REF 5761a RESISTOR RES 08 00242 SMD 0805 1 10WF 240 OHM R108 208 308 408 508 608 REF 5760a RESISTOR...

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