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Reference Series 

610a 

611a 

 

1 CHANNEL POWER AMPLIFIER 

 

SERVICE MANUAL

 

 
 

 

 

 

Infinity Systems, Inc. 

250 Crossways Park Dr. 

Woodbury, New York   11797   Rev

2

aa

10

/2005 

Summary of Contents for 610a

Page 1: ...Reference Series 610a 611a 1 CHANNEL POWER AMPLIFIER SERVICE MANUAL Infinity Systems Inc 250 Crossways Park Dr Woodbury New York 11797 Rev2aa10 2005...

Page 2: ...ls 4 ohms 1 THD N Signal to noise ratio 70dBA reference 1W into 4 ohms Dynamic power 761W 2 ohms Effective damping factor 6 336 4 ohms Frequency response 17Hz 302Hz 3dB Maximum input signal 6 0V Maxim...

Page 3: ...Power Amplifier Reference 610a 611a 2...

Page 4: ...ure to adequately protect the positive wire from potential damage may result in a vehicle fire When you are done routing and connecting this wire to the battery and to the amplifier you may install th...

Page 5: ...rams to help plan your subwoofer system installation Figures 3 and 4 show how to configure the Reference subwoofer amplifiers NOTE For simplicity Figures 3 and 4 do not show power remote and input con...

Page 6: ...roubleshooting on the page 7 INSTALLATION AND SETUP REMOTE LEVEL CONTROL OPTIONAL All three Reference subwoofer amplifiers and the 5760a amplifier have inputs for an optional remote level control 100r...

Page 7: ...tween 35Hz and 45Hz adjust the BOOST control according to your preference For tighter sounding bass adjust the HP FREQ between 45Hz and 55Hz adjust the BOOST control according to your preference For v...

Page 8: ...EDs 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 B...

Page 9: ...Power Amplifier Reference 610a 611a 8...

Page 10: ...Reference 610a 611a 9 EXPLODED VIEW...

Page 11: ...Mechanical Parts List Power Amplifier Reference 610a 611a 10...

Page 12: ...REF 610a 611a BLOCK DIAGRAM Power Amplifier Reference 610a 611a 11...

Page 13: ...Power Amplifier Reference 610a 611a 12...

Page 14: ...Power Amplifier Reference 610a 611a 13...

Page 15: ...Power Amplifier Reference 610a 611a 14...

Page 16: ...Power Amplifier Reference 610a 611a 15...

Page 17: ...R CARBON FILM 1 5WJ 10 OHM R508 1 RES 00 00660 RESISTOR CARBON FILM 1 5WJ 22 OHM R528 1 RES 00 00716 RESISTOR CARBON FILM 1 5WJ 47 OHM R51 52 53 61 62 63 6 RES 00 00606 RESISTOR CARBON FILM 1 5WJ 100...

Page 18: ...99 CAPACITOR ELECTROLYTIC SMS 100uF 16V C75 85 404 3 ELC 00 00214 CAPACITOR ELECTROLYTIC SMS 100uF 35V C72 82 2 ELC 00 00200 CAPACITOR ELECTROLYTIC SMS 220uF 16V C270 1 MYC 00 00020 CAPACITOR MYLAR 5...

Page 19: ...09 CORE 44 PHI MAG T1 44PHI 4T 0 7X18 10T 0 7X4 4T 0 7X1 1 POWER 3P TERMINAL DST0010 00 TER1 1 SPEAKER 4P TERMINAL TM0009 01 TER2 1 HOD 00 00006 FUSE HOLDER PCB TYPE JSF08031P FUSE1 2 2 FUS AT 00006 A...

Page 20: ...5 104P C18 19 20 22 4 TRS 00 00087 TRANSISTOR SMALL SIGNAL PNP KTA1023Y Q1 1 TRS 00 00090 TRANSISTOR SMALL SIGNAL PNP KTA1266GR Q7 8 2 RES 00 00038 RESISTOR METAL FILM 1 2WJ 220 OHM R36 37 2 ELC 00 00...

Page 21: ...6 1 REF 611a RESISTOR RES 00 00474 1 5WF 240 OHM R116 REF 610a RESISTOR RES 00 00482 1 5WF 2K OHM R117 2 REF 611a RESISTOR RES 00 00554 1 5WF 560 OHM R117 REF 610a POWER TERMINAL TER 00 00163 3P DST00...

Page 22: ...Power Amplifier Reference 610a 611a 21...

Page 23: ...Power Amplifier Reference 610a 611a 22...

Page 24: ...Power Amplifier Reference 610a 611a 23...

Page 25: ...Power Amplifier Reference 610a 611a 24...

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Page 27: ...Power Amplifier Reference 610a 611a 26...

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Page 31: ...30 Power Amplifier Reference 611a REF 611a SCHEMATIC PAGE 1...

Page 32: ...31 Power Amplifier Reference 611a REF 611a SCHEMATIC PAGE 2...

Page 33: ...32 Power Amplifier Reference 611a REF 611a SCHEMATIC PAGE 3...

Page 34: ...PACKING EXPLODED VIEW Reference 610a 611a 33...

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