RAM Trucks 1500 Service Manual Download

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SERVICE MANUAL

P-5343-006

QXPSDoc

1/07

http://www.ramaudio.com

e-mail: [email protected]

Professional Power Amplifiers

Series

1500-2000-3000-4000-6000

3004-4004-4044-6004-6044

Summary of Contents for Trucks 1500

Page 1: ...E MANUAL P 5343 006 QXPSDoc 1 07 2007 by C E Studio 2 s l Spain EEC http www ramaudio com e mail support ramaudio com Professional Power Amplifiers S Series 1500 2000 3000 4000 6000 3004 4004 4044 600...

Page 2: ...ctric shock do not open the unit No user serviciable parts inside In the case of disfunction have the unit checked by qualified agents SAFETY PRECAUTIONS CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN 201...

Page 3: ...d compensates the thermal derating of silicon PN junctions avoiding the thermal runaway problem Inside the power stage is implemented a current limiting circuit that avoid to excessive power transisto...

Page 4: ...pon ding rectifiers inductances and capacitors too feed the audio power section The control of the entire power supply is done from a separate board with contains all the necessary circuitry This circ...

Page 5: ...ncy Response Power Bandwidth 0 25dB 20Hz 20kHz Phase Response 1 watt 20Hz 20kHz 15 deg Total Harmonic Distortion 20Hz 20kHz 0 05 Intermodulation Distortion SMPTE 0 05 Damping Factor 20 500Hz 8 500 Cro...

Page 6: ...at this heatsink is located parallel to the other one Change the control PCB and do a visual test of the rest of the components Test too the integrity of secondary rectifiers using a multimeter in dio...

Page 7: ...reach it Now remove his screw and place the new one with thermal silicone Clean the surface if needed Tight the screew using a screewdriver with a torque arroud 1 3N m Its is possible you have to cha...

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Page 9: ...TEMP_C VOUT_D SIGNAL_D TEMP_D INA INA INB INB INC INC IND IND VRAIL_A Comun Comun Sch FBKA OUTA M M RMSLIM NTC Sense BRIDGEA VOUT_A IOUT_A TEMPA_A CLIP_A TEMP_A SIGNAL_A INA INA VRAIL_A Channel A Cha...

Page 10: ...GA R102 10k D9 1N4148 C30 100n 100V GA 5 6 7 U6B LM393 R61 2k R70 4k7 R128 47k R127 15k Gadap ERRORA R57 300k OUTA TEMP_INA R116 3k3 C55 10u 16V R55 470k R108 75k GA 15 Q63 5401 R72 1k5 C42 10u 16V G...

Page 11: ...R179 10k Q77 5551 15 R163 10k 15 SIGNAL_INB Q86 5551 R186 47k 15 15 R144 2k7 GB R161 82k5 5 12 S6E SWAB 4 13 S6D SWAB GsB R225 1k5 BRIDGEA VOUT_B IOUT_B TEMPA_B CLIP_B SIGNAL_B TEMP_B INB INB Gadap CL...

Page 12: ...GC 15U6 15U6 C133 10u 35V C120 10u 35V GC GC 15 15 R180 10k Q78 5551 15 R164 10k 15 SIGNAL_INC Q102 5551 R258 47k 15 15 R237 3k3 GC R245 82k5 15 BRIDGEC CLIP_INC VOUT_C IOUT_C TEMPA_C CLIP_C SIGNAL_C...

Page 13: ...5V GD GD 15 R260 10k Q97 5551 15 R254 10k SIGNAL_IND Q116 5551 R330 47k 15 R306 2k7 GD R316 82k5 5 12 S7E SWCD 4 13 S7D SWCD GsD R366 1k5 BRIDGEC VOUT_D IOUT_D TEMPA_D CLIP_D SIGNAL_D TEMP_D IND IND 1...

Page 14: ...1 2 J6 FASTON 15 C301 100u 10V R694 100k D176 1N4148 D282 1N4148 G5 5 15AC 15AC D275 1N4148 G D172 1N4148 G C4 10u 100V V2AC V1AC V2AC V1AC R715 1k C311 470n 50V 15 VRAIL_A 1 2 J25 FASTON G G1A G1B G1...

Page 15: ...00V Gp C73C 100n 100V COM SD 3 2 1 8 4 U2CA LM393 5 6 7 U2CB LM393 R76C 100k R77C 10k R32C 10k R34C 100k C32C 10u 16V C7C 10u 16V R33C 820R R68C 220k 15c 15c Vm Vc 15c C4C 470n 50V C8C 470n 50V C17C 1...

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Page 18: ...EMPA_A CLIP_A VINSW_A VOUT_B IOUT_B TEMPA_B CLIP_B IOUT_A TEMP_B VOUT_A VINSW_B TEMP_A INA INA INB INB VRAIL_A VINPOS_B VINPOS_A Comun Comun Sch FBKA OUTA M M RMSLIM NTC Sense BRIDGEA VOUT_A IOUT_A TE...

Page 19: ...1 GB R104 47k R136 10k Q65 5401 R123 100k 15 R150 3k92 15 R163 39k R128 1M 15 D23 1N4148 Q67 MPSA13 15 D28 1N4148 R151 100k 15 D25 1N4148 Q61 MPSA13 15 R149 2k7 D24 1N4148 MSB MB GsB MSB 15 LIMB CLIP_...

Page 20: ...dap 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 J10 EtheRAM IN GsA GsB G15 15 15 INA INA INB INB G5 5 GsB GsA D136 1N4148 RAM Audio S Series S1500 S2000 S3000 S4000 Inputs protections fans Shee...

Page 21: ...100k 15 R82 3k92 15 R94 39k R59 1M 15 D14 1N4148 Q53 MPSA13 15 D19 1N4148 R83 100k 15 D16 1N4148 Q49 MPSA13 15 R89 2k7 D15 1N4148 LIMA MSA MA GsA MSA 15 LIMA CLIP_INA R81 100R R58 475R R80 47k Q52 54...

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Page 24: ...100n 100V Gp 5p 15p SD C82C 220n 50V D44C MURS160T3 15p VS Gp R197C 10R D45C 1N4148 R205C 10R D46C 1N4148 LO HI COM 15p C78C 100n 100V Gp C73C 100n 100V COM SD 3 2 1 8 4 U2CA LM393 5 6 7 U2CB LM393 R7...

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Page 27: ...T_D TEMP_C VOUT_D SIGNAL_D TEMP_D INA INA INB INB INC INC IND IND VRAIL_A Comun Comun Sch FBKA OUTA M M RMSLIM NTC Sense BRIDGEA VOUT_A IOUT_A TEMPA_A CLIP_A TEMP_A SIGNAL_A INA INA VRAIL_A Channel A...

Page 28: ...k 15 R66 15k C36 10p 100V 5 6 7 U5B 5532 R48 15k GsA C52 22p 50V R126 3k3 15 Q64 5551 Q60 5401 R67 7k5 R59 1k GA C54 470p 50V Q58 5551 Q57 5551 R49 1k5 R58 1k5 15 Q65 5401 D1D LEDA R117 20k R98 390k C...

Page 29: ...TC 10k G1B R175 1M MB RMSLim LIMB D2C LEDC M D26 1N4148 R145 20k GB Q79 5551 GB R151 47k R195 10k Q88 5401 R177 100k 15 R212 3k92 15 R229 39k D46 1N4148 R194 1M 15 D37 1N4148 Q89 MPSA13 15 D45 1N4148...

Page 30: ...3 J17 Adapt In 1 1 2 3 J9 Adapt In 3 1 2 J12 Adapt In 2 SIGNAL_INC Gadap Gadap Gadap t RT2 NTC 10k G1C M D47 1N4148 R238 20k GC Q96 5551 GC R239 47k R266 10k Q103 5401 R259 100k 15 R293 3k92 15 R302...

Page 31: ...IP_IND TEMP_IND TEMP_AIND IOUT D OUTD 1 2 3 J26 Adapt In 4 1 2 3 J27 Adapt In 1 1 2 3 J33 Adapt In 3 1 2 J31 Adapt In 2 SIGNAL_IND Gadap Gadap Gadap t RT4 NTC 10k G1D R324 1M MD RMSLim LIMD D4C LEDC M...

Page 32: ...T_C TEMPA_C VOUT_D IOUT_D TEMPA_D CLIP_B SIGNAL_B TEMP_B CLIP_C SIGNAL_C TEMP_C CLIP_D SIGNAL_D TEMP_D R701 330R G R700 3k92 D5D STBY ON G INA INA INB INB INC IND INC IND 1 2 J6 FASTON 15 C301 100u 10...

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Page 35: ...C Sense TEMPA_A CLIP_A VINSW_A VOUT_B IOUT_B TEMPA_B CLIP_B IOUT_A TEMP_B VOUT_A VINSW_B TEMP_A INA INA INB INB VRAIL_A VINPOS_B VINPOS_A Comun Comun Sch FBKA OUTA M M RMSLIM NTC Sense BRIDGEA VOUT_A...

Page 36: ...6V 15 R88 100R C48 47u 16V GB 15OTA1 15OTA1 T1A T2A T3A T4A T5A T6A T7A T8A T9A T10A T11A T12A T14A T15 T16A T18A T24A T27A T28A R29 4k7 GA Q43 SST111 15 R76 3k3 C15 NC C19 NC C40 NC R77 47k LIMA2 LIM...

Page 37: ...T2B T3B T4B T5B T6B T7B T8B T9B T10B T11B T12B T14B T16B T18B T27B T28B T29 R95 4k7 GB Q64 SST111 R102 20k R147 3k3 15 C46 NC C50 NC C74 NC R142 47k LIMB2 LIMB2 15 15 Gadap VinswB VinposB VINSW_B VIN...

Page 38: ...5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 J10 EtheRAM IN GsA GsB G15 15 15 INA INA INB INB G5 5 GsB GsA D136 1N4148 RAM Audio S Series S6000 Inputs protections fans Sheet 4 of 5 DWG No Comun Sch DRAW...

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Page 41: ...R62 100k C37 10u 16V C18 10u 16V R29 NC R34 12k Gp 15p Vm Vc 15p C33 10u 16V 15p Vm Gp R37 33k R52 220k R38 NC R92 1k5 Q62 5401 C22 47u 16V Vc Vm LIMIT TR S 2 D 5 M 1 NC 6 C 4 S 3 S 7 S 8 U4 TOP242G...

Page 42: ...REPL BY REPLACE DESIGN DRAWN Sheet 6 of 6 Power Supply Control Schematic S6000 S6004 S6044 RAM Audio S Series DWG No Supply_S6k Sch...

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Page 44: ...U5D MC33079 C25 10u R85 47R5 GsB R72 100K 3 2 1 4 11 U5A MC33079 D9 1N4148 D12 1N4148 R73 100K R74 100K R71 200K 5 6 7 U5B MC33079 G15 R70 A R106 B G15 15 3B 15 3B R115 10K R86 10K 15 15 R124 100R R1...

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Page 46: ...factured in the EEC by C E Studio 2 s l Pol Ind La Figuera C Rosa de Luxemburgo n 34 46960 Aldaya Valencia SPAIN Phone 34 96 127 30 54 Fax 34 96 127 30 56 http www ramaudio com e mail support ramaudio...

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