Infinity HPS-250, Technical Manual

Page 1: ...HPS250 High Current Powered Subwoofer A Harman International Company Part No 1112 HPS250 1 99 Technical Manual Technical Manual INFINITY SYSTEMS INC 250 Crossways Park Drive Woodbury New York 11797 ...

Page 2: ... BOARD SCHEMATIC 1 of 3 17 pages 17 19 POWER SUPPLY SCHEMATIC 1 of 2 20 POWER SUPPLY SCHEMATIC 2 of 2 21 HIGH LEVEL INPUT SCHEMATIC 22 BEFORE THIS AMPLIFIER IS PLUGGED IN make sure its rated voltage corresponds to the voltage of the AC power source to be employed Failure to use the correct voltage could cause damage to the amplifier when the AC power cable is plugged in Do not exceed the rated vol...

Page 3: ... Main This button is the master power switch 6 Low Level Input These left and right Line Level Inputs are normally used when the receiver processor has line level pre amp out or subwoofer out jacks If a single cable mono or subwoofer source is connected to the HPS250 a Y cable must be connected to the subwoofer for full output 7 Fuse Use only same type of fuses Use a 2A 250v MDL Slo Blo fuse for t...

Page 4: ...3 Powered Subwoofer HPS 250 HPS 250 BLOCK DIAGRAM ...

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Page 6: ... 4 Connect power cord turn on power switch verify initial DC current is less than 1 5mA 5 Adjust R28 CW slowly until meter reads 5 mA 6 Now adjust R13 CW slowly until meter reads 10 mA 7 Turn power OFF disconnect Ammeter and re connect CD terminal Audio Test 1 Remove the woofer by following instructions above replace with a 20 ohm 100 watt resistive load 2 Connect a voltmeter Wavetek DM25XT or sim...

Page 7: ... be connected to an integrated amplifier fed by the signal generator 7 Turn on generator and adjust so that speaker level output is 2 0V 50 Hz 8 Turn GAIN control full clockwise immediate bass response should be heard and felt from the port tube opening Sweep Function 1 Follow steps 1 4 above using a sweep generator as a signal source 2 Sweep generator from 20Hz to 300Hz Listen to the cabinet and ...

Page 8: ... 100K 1 4W 1 6 11 28 70 R7 RM0120 RES MF 30 1K 1 4W 1 1 R8 RC0127 RES CF 30K 1 4W 5 1 Ref No Part No Description Qty R9 13 RM0079 RES MF 750Ω 1 4W 1 2 R12 RC0116 RES CF 330K 1 4W 5 1 R14 15 35 RM0114 RES MF 20 0K 1 4W 1 5 46 88 R16 RM0034 RES MF 4 32K 1 4W 1 1 R17 RC0006 RES CF 10K 1 4W 5 1 R18 RM0022 RES MF 47 0Ω 1 4W 2 1 R19 RX0019 RES MO 100Ω 2W 5 1 R21 RM0336 RES MF 47Ω 1 4W 1 1 FLAME PROOF R2...

Page 9: ...0113 RES MF 20 0K 1 4W 1 2 Ref No Part No Description Qty R37 RM0304 RES MF 7 87K 1 4W 1 1 R38 RM0197 RES CF 3 6K 1 2W 5 1 R39 60 RC0006 RES CF 10K 1 4W 5 2 R58 61 62 RM0093 RES MF 4 53K 1 4W 1 4 63 R100 RM0085 RES MF 2K 1 4W 1 1 R101 RM0255 RES MF 7 15K 1 4W 1 1 R102 RM0072 RES MF 365Ω 1 4W 1 1 R105 RM0105 RES MF 12 1K 1 4W 1 1 R106 RM0306 RES MF 14 7K 1 4W 1 1 R107 RM0121 RES MF 31 6K 1 4W 1 1 R...

Page 10: ...4 PAN PHIL BLK 1 SHIELD 2 HS0074 SCREW 4 40X3 4 PHIL HEAD ZNP 1 SHIELD 3 HN0001 NUT KEP 3 16AF 4 40 ZNP 1 STNOF 1 MZ0028 STANDOFF AL ID 151 409 1 STNOF 2 MZ0023 STANDOFF 5 LOCKING 1 WIRE 2 WI0032 WIRE POWER CORD SPT2 IEC 8FT 1 Ref No Part No Description Qty AC JC0114A CNCTR 3PIN FEM 2XFEM FASTON 1 INPUT JC0117A CNCTR 3PIN FEM 3PIN MALE 11 1 OUTCUP 930035 CUP OUTER PLASTIC HPS250 1 INCUP 930036 CUP...

Page 11: ...78 BUTTON KNOB MAIN POWER 1 LED DL0023 LED REFLECTOR 1 SCREWS HS0072 SCREW 4 HI LOW PAN PHIL ZNP 2 SCREWS HS0073 SCREW 6 HI LOW PAN PHIL ZNP 8 FET 1 810064 MET HTSNK 98X6 8 HPS250 FEA 2 FET 2 810066 MET CLIP HPS SERIES 4 MM25 HS0004 SCREW 6 32X1 4 PAN PHIL 4 POWER SUPPLY PARTS FOUND ONLY ON THE 230V MODEL Ref No Part No Description Qty Capacitors C79 CE0098 22uf 50V 1 C6 CC0038 4700pf 1 C7 CE0129 ...

Page 12: ...1 1 Powered Subwoofer HPS 250 HPS 250 PACKAGING EXPLODED VIEW ...

Page 13: ...1 2 Powered Subwoofer HPS 250 INTEGRATED CIRCUIT DIAGRAMS ...

Page 14: ...1 3 Powered Subwoofer HPS 250 PRINTED CIRCUIT BOARD POWER SUPPLY ...

Page 15: ...1 4 Powered Subwoofer HPS 250 PRINTED CIRCUIT BOARD MAIN BOARD ...

Page 16: ...1 5 Powered Subwoofer HPS 250 PCBs AC POWER SHIELD LED H I SHIELD ...

Page 17: ...1 6 Powered Subwoofer HPS 250 LINE FILTER LOW LEVEL INPUT SHIELD LED BOARD SCHEMATICS ...

Page 18: ...1 7 Powered Subwoofer HPS 250 MAIN BOARD SCHEMATIC 1 of 3 ...

Page 19: ...1 8 Powered Subwoofer HPS 250 MAIN BOARD SCHEMATIC 2 of 3 ...

Page 20: ...1 9 Powered Subwoofer HPS 250 MAIN BOARD SCHEMATIC 3 of 3 ...

Page 21: ...2 0 Powered Subwoofer HPS 250 POWER SUPPLY SCHEMATIC 1 of 2 ...

Page 22: ...2 1 Powered Subwoofer HPS 250 POWER SUPPLY SCHEMATIC 2 of 2 ...

Page 23: ...2 2 Powered Subwoofer HPS 250 HIGH LEVEL INPUT SCHEMATIC ...