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Harman JBL SUB 550P, Service Manual, Page: 28 / 43

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Harman JBL SUB 550P Service Manual Download Page 28

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Summary of Contents for JBL SUB 550P

Page 1: ...SUB 550P 230 Amplifier Subwoofer SERVICE MANUAL JBL Consumer Products 8500 Balboa Blvd Northridge CA 91329 Released 2012 Rev0 01 2012 Discontinued XXXX...

Page 2: ...type Sealed forward firing Amplifier power 300 watts RMS 500 watts peak Frequency response 27Hz 150Hz Audio controls Volume level crossover frequency phase Connections RCA line level and LFE inputs Po...

Page 3: ...nics BW 20 KHz Line level inputs must be terminated using 1KOHM Input Impedance Line Input L R LFE 5 5K ohms n a Nominal Filters LP filter Variable 50 150 Hz 10 4th Order variable Refer to AP curves S...

Page 4: ...ency Protections Short Circuit Protection YES functional Direct short at output Amplifier should resume operation after short circuit condition removal Thermal Protection YES functional 1 8 max unclip...

Page 5: ...1 3 Not for Sale Serial number label 1 4 Not for Sale Date Label 1 5 430 002 05495 E EPE bag 1 6 431 000 07533 E Top EPE 1 7 431 000 07534 E Bottom EPE 1 8 152 V60201A01 E Power cord 230V 1 9 165 045...

Page 6: ...r control are bypassed On Standby indicator This LED indicates whether the subwoofer is in the On or Standby state When the LED glows green the subwoofer is turned on When the LED glows red the subwoo...

Page 7: ...cies In many rooms placing the subwoofer along the same plane as the left and right speakers 2 can produce the best integration between the sound of the subwoofer and that of the left and right speake...

Page 8: ...have balanced the subwoofer s volume with that of the other speakers in your system you shouldn t have to change the Level control setting Notes on Setting Subwoofer Volume s 3OMETIMES THE IDEAL SUBW...

Page 9: ...VEL control clockwise until vigorous bass response is heard and felt from port tube opening on the bottom 9 Turn off generator turn LEVEL control full counterclockwise MIN and disconnect RCA cable Swe...

Page 10: ...00 05478 0BAE Grille 1 2 350 HM04020D149 E Screw 8 3 5110G Woofer 1 4 373 000 05145 E Feet 4 5 241 100 05598 0RAE Cabinet CH 1 241 100 05598 0BAE Cabinet BK 6 350 AM04020D079 E Screw 18 7 010 7625 053...

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Page 13: ...e 15V ect Check THD output power noise OK Check pre board power board Vcc 15V ect Test frequency Response OK Check U102 R124 C104 R125 C117 ect Test input sensitivity OK Check U101 R117 R112 R114 ect...

Page 14: ...r 1 00 1 4W 5 MO 26mm TAP 2 R255 R256 116 142003F26 E Resistor 200K 1 4W 1 MF26mm TAP RoHS 1 R209 116 161002F26 E Resistor 10K 1 6W 1 MF 26mmTAP RoHS 2 R234 R235 116 161301F26 E Resistor 1 30K 1 6W MF...

Page 15: ...05 1 10W 100K 5 LF 1 R16 118 08051104J E SMD Resistor 1 1Mohm 5 0805 RoHS 2 R03 R04 118 08052001J E SMD Resistor 0805 1 10W 2K 5 LF 2 R06 R17 118 08052202J E SMD Resistor 0805 1 10W 22K 5 LF 1 R15 118...

Page 16: ...S D 300W OFSUB550P RoHS 1 112 10180J00 E Resistor FMF 1W 18 5 RoHS 1 118 12061001F E SMD Resistor 1K 1206 1 RoHS 2 R2 R11 118 12061002F E SMD Resistor 10K 1206 1 RoHS 1 R25 118 12061002J E SMD Resisto...

Page 17: ...7 Q9 192 09215146RS E SMD Transistor 2SA1514K T146R ROHM RoHS 1 Q3 192 1582N5401 E Transistor FSC 2N5401 AI PNP 350V500mA TO 92 R HS 1 Q6B 192 232IRF9640 E FET IRF9640 IR P CH TO220 RoHS 2 Q10 Q10B 19...

Page 18: ...K 1 6W 1 MF 26mmTAP RoHS 1 R265 116 164121F26 E Resistor 4 12K 1 6W 1 MF26mm TAP RoHS 2 R205 R207 116 164122F26 E Resistor 41 2k 1 6W 1 MFRoHS 1 R135 116 164751F26 E Resistor 4 75K 1 6W MF 26mm TAP Ro...

Page 19: ...Transistor 2SC1815GR TOSHIBA RoHS 2 Q101 Q102 192 153J111 E FET J111 FAIRCHILD RoHS 1 Q107 195 10107EGW E Diode 5 HL 50107EGW RoHS 1 D201 197 631N4148 E Diode 500mW 75V 1N4148 PanjitTAP RoHS 7 D105 D...

Page 20: ...4K 4 NO BB RoHS 1 336 RUB 05103 0BAE RUB Gasket 97 16 3 0T RoHS 2 350 EM04012D024 E 4 12 Screw BLK RoHS 4 351 AM03006A069 E M3 6 Screw BLK RoHS 3 351 AM03006B1324 E M3 6 Screw with nickel RoHS 6 351 A...

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Page 43: ...k R08 10k R14 2K R06 0 1u C21 10k R10 10K R05 2 1 3 U1 ST TL431 330u 10V C09 330u 10V C10 152PF C03 300K R02 1 1meg R03 1 1meg R04 2R R12 0 1u 25V C16 D02 UF302 D6 UF1010 22n C22 100K R07 HI VOL ICSP...

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