Arcam HDA PA720 Service Manual Download

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SERVICE MANUAL

POWER AMPLIFIER

PA720

ISSUE A

Summary of Contents for HDA PA720

Page 1: ...SERVICE MANUAL POWER AMPLIFIER PA720 ISSUE A ...

Page 2: ...EN 2 Revision History Issue A Initial release ...

Page 3: ...N 13 Mains Input PCB L283 EN 13 Lifter PCB L284 EN 13 These service instructions are only intended for use by qualified personnel Do not perform any servicing other than that contained in these instructions unless qualified to do so Refer to the Safety Guidelines prior to performing any service L281 Power Amplifier PCB Issue 3 EN 14 L282 Pre amp PCB Issue 2 EN 36 L283 PSU PCB Issue 1 EN 50 L284 Li...

Page 4: ...not remove unit covers Qualified maintenance personnel must make component replacements and internal adjustments To avoid personal injuries always disconnect power and discharge circuits before touching them DO NOT SERVICE OR ADJUST ALONE Do not attempt internal service or adjustment unless another person capable of rendering first aid resuscitation is present DO NOT SUBSTITUTE PARTS OR MODIFY INS...

Page 5: ...e mains supply is to remove the mains plug The equipment must be installed in a manner that makes disconnection possible Abnormal smell If an abnormal smell or smoke is detected from the equipment turn the power off immediately and unplug the equipment from the wall outlet Contact your dealer and do not reconnect the equipment Damage requiring service The equipment should be serviced by qualified ...

Page 6: ...rack Handle the power cord carefully Hold the plug when unplugging the cord Keep the unit free from moisture water and dust Unplug the power cord when not using the unit for long periods of time Do not obstruct the ventilation holes Do not let foreign objects into the unit Do not let insecticides benzene and thinner come in contact with the unit Never disassemble or modify the unit in any way Vent...

Page 7: ...ircuit boards with care When removing circuit boards handle only by non conductive surfaces Never touch open edge connectors except at a static free work station Minimize handling of circuit boards Handle each circuit board by its edges Do not slide circuit boards over any surface Insert circuit boards with the proper orientation Use static shielded containers for storing and trasporting circuit b...

Page 8: ...nd clarity HIGHLIGHTS Balanced XLR and Single ended RCA analogue inputs RS232 and IP control 140WPC class G amplification Total harmonic distortion noise 0 002 ROUTINE MAINTENANCE There is routine maintenance that should performed on a periodic basis to prevent the unit from degrading in performance and cosmetic condition Clean the exterior with a soft lint free cloth Do not use alcohol benzene ac...

Page 9: ...0W 8Ω 112dB Input impedance 10kΩ Frequency response 20 20kHz 0 05dB General Mains voltage 110 120V or 220 240V 50 60Hz Maximum power consumption 1 5kW Low power standby consumption 0 5W Network standby consumption 2W Dimensions W x H x D including feet control knob and speaker terminals 433 x 425 x 177mm Weight net 18kg Weight gross 19 7kg All specification values are typical unless otherwise stat...

Page 10: ...V into one channel 10 22kHz input filter THD should be 0 0012 typically 0 0009 8 Check maximum output level into 8R 8R load balanced feed to analyser input Generator output level to get approx 30V output level this is with all channels driven THD should be 0 01 typically 0 002 9 Check maximum output level into 4R 4R load balanced feed to analyser input Generator output level to get approx 30V outp...

Page 11: ... update Load the image hex file into the root of a USB stick Turn the unit off hard power not standby Insert USB stick Turn the unit on The unit should update look for the standby LED flashing 16 Restore defaults In RS232 command tab select factory reset and send command ...

Page 12: ...e the fault type according to the list below FLASHING WHITE The internal temperature of the unit reached an unsafe level Allow the PA720 PA240 PA410 to cool off FLASHING RED The PA720 PA240 PA410 amplifier detected a speaker short circuit Should this happen please inspect all the speaker cables to make sure none of them are shorted together This fault is very common when bare wires are being used ...

Page 13: ...CU The host MCU IC400 controls all the functions of the PA720 such as input type selection muting controling the power supply RS232 communications interfacing to the network module and monitoriong the amplifier status The MCU is powered by 3 3V generated locally from the 5V rail by REG500 Network Interface The network interface consists of an ethernet phy IC300 which is the interface to to the out...

Page 14: ...EN 14 EN 14 L281 Power Amplifier PCB Issue 3 ...

Page 15: ...4090 R5034 R5036 R5088 R5090 R6034 R6036 R6088 R6090 R7034 R7036 R7088 R7090 1A312 28 1 R SM1210 1 1R0 0 5W R1035 R1086 R2035 R2086 R3035 R3086 R4035 R4086 R5035 R5086 R6035 R6086 R7035 R7086 1AA810 14 A Resistor 2512 Surface Mount 1W 1 47R R1006 R1102 R2006 R2102 R3006 R3102 R4006 R4102 R5006 R5102 R6006 R6102 R7006 R7102 1AB047 14 1 Resistor 2512 Surface Mount 1W 1 1K5 R1037 R1091 R2037 R2091 R3...

Page 16: ...R3043 R3073 R4043 R4073 R5043 R5073 R6043 R6073 R7043 R7073 1M156 14 1 Resistor 0805 Surface Mount 0 125W 1 2K2 R14 R19 R27 R3 R8 1M222 5 1 Resistor 0805 Surface Mount 0 125W 1 3K9 R8011 1M239 1 1 Resistor 0805 Surface Mount 0 125W 1 6K8 R1060 R1094 R2060 R2094 R3060 R3094 R4060 R4094 R5060 R5094 R6060 R6094 R7060 R7094 1M268 14 1 Resistor 0805 Surface Mount 0 125W 1 10K R1040 R1097 R2040 R2097 R3...

Page 17: ...1 20R R1095 R2095 R3095 R4095 R5095 R6095 R7095 1N020 7 0 Resistor 0603 Surface Mount 0 063W 1 47R R1020 R1027 R1104 R1116 R2020 R2027 R2104 R2116 R3020 R3027 R3104 R3116 R4020 R4027 R4104 R4116 R5020 R5027 R5104 R5116 R6020 R6027 R6104 R6116 R7020 R7027 R7104 R7116 1N047 28 1 Resistor 0603 Surface Mount 0 063W 1 68R R1032 R1071 R1072 R1083 R1084 R1107 R2032 R2071 R2072 R2083 R2084 R2107 R3032 R30...

Page 18: ...02 R4007 R4026 R4033 R4085 R4112 R5002 R5007 R5026 R5033 R5085 R5112 R6002 R6007 R6026 R6033 R6085 R6112 R7002 R7007 R7026 R7033 R7085 R7112 1N210 42 1 Resistor 0603 Surface Mount 0 063W 1 1K5 R1017 R1025 R1074 R1098 R1109 R1114 R2017 R2025 R2074 R2098 R2109 R2114 R3017 R3025 R3074 R3098 R3109 R3114 R4017 R4025 R4074 R4098 R4109 R4114 R5017 R5025 R5074 R5098 R5109 R5114 R6017 R6025 R6074 R6098 R61...

Page 19: ...09 R9015 R9017 R9018 R9019 R9025 R9027 R9028 R9029 R9033 R9034 1N610 14 1 Resistor 0603 Surface Mount 0 063W 1 4R7 R1051 R1061 R2051 R2061 R3051 R3061 R4051 R4061 R5051 R5061 R6051 R6061 R7051 R7061 1N847 14 1 Thermistor NTC 100R 0603 Package TH1001 TH2001 TH3001 TH4001 TH5001 TH6001 TH7001 1T013 7 A Thermistor NTC 47K 0603 Package TH1000 TH1002 TH2000 TH2002 TH3000 TH3002 TH4000 TH4002 TH5000 TH5...

Page 20: ...6040 C7040 2JC210 7 1 Capacitor SM 0603 X7R Ceramic 10 50V 100N C1007 C1012 C1015 C1031 C1037 C1038 C1043 C1044 C1046 C1047 C2007 C2012 C2015 C2031 C2037 C2038 C2043 C2044 C2046 C2047 C3007 C3012 C3015 C3031 C3037 C3038 C3043 C3046 C4007 C4012 C4015 C4031 C4037 C4038 C4044 C4047 C5007 C5012 C5015 C5031 C5037 C5038 C5043 C5044 C5046 C5047 C6007 C6012 C6015 C6031 C6037 C6038 C6043 C6044 C6046 C6047 ...

Page 21: ...C7039 2N722C 14 A Capacitor Low Impedance Radial Electrolytic 5mm Dia 5mm Pitch 10UF 50V RoHS OK C1018 C1021 C1042 C1045 C2 C2018 C2021 C2042 C2045 C3018 C3021 C4 C4018 C4021 C5018 C5021 C5042 C5045 C6018 C6021 C6042 C6045 C7018 C7021 2RX610 24 1 Capacitor Low Impedance Radial Electrolytic 5mm Dia 5mm Pitch 10UF 63V RoHS OK C8004 2RX610B 1 1 Capacitor Low Impedance Radial Electrolytic 6 3mm Dia 5m...

Page 22: ... Diode 0 5W GLZ27D MELF Package DZ1001 DZ1002 DZ2001 DZ2002 DZ3001 DZ3002 DZ4001 DZ4002 DZ5001 DZ5002 DZ6001 DZ6002 DZ7001 DZ7002 3CGLZ27 14 1 Zener Diode 0 25W Surface Mount BZX84C15V SOT 23 Package DZ1 DZ2 3CW315V 2 1 Zener Diode 0 25W Surface Mount BZX84C5V6 SOT 23 Package DZ1000 DZ1003 DZ2000 DZ2003 DZ3000 DZ3003 DZ4000 DZ4003 DZ5000 DZ5003 DZ6000 DZ6003 DZ7000 DZ7003 3CW35V6 14 1 BZX384B3V3 S...

Page 23: ... 1 Transistor Dual PNP BC856BD SOT 363 Package RoHS TR1004 TR1007 TR1016 TR1019 TR2004 TR2007 TR2016 TR2019 TR3004 TR3007 TR3016 TR3019 TR4004 TR4007 TR4016 TR4019 TR5004 TR5007 TR5016 TR5019 TR6004 TR6007 TR6016 TR6019 TR7004 TR7007 TR7016 TR7019 4A856BD 28 1 Transistor BC857B SOT23 Package TR8004 4A857B 1 1 Transistor MMBTA42L SOT23 Package TR1 TR1000 TR1001 TR1025 TR2 TR2000 TR2001 TR2025 TR3 T...

Page 24: ...23 Package TR8000 4D10KP 1 1 Opamp OPA1652AID SOIC 8 Package IC1000 IC2000 IC5000 IC6000 5B1652 4 A Opamp LM4562 SOIC 8 Package IC1001 IC2001 IC3001 IC4001 IC5001 IC6001 IC7001 5B4562 7 1 Opamp TLV8542 SO 8 package IC9000 IC9001 IC9002 IC9003 5B8542TI 4 1 Preset H Mount 1K Lin CT6 ROHS RV1000 RV2000 RV3000 RV4000 RV5000 RV6000 RV7000 6F210B 7 1 Inductor AC 0 5uH non varnished L1 L2 L3 L4 L5 L6 L7 ...

Page 25: ... 5 1 7 0A Bussman 3216 Fast 1206 RoHS FS1000 FS1001 FS2000 FS2001 FS3000 FS3001 FS4000 FS4001 FS5000 FS5001 FS6000 FS6001 FS7000 FS7001 C32270 14 1 HS GPE TO 220 GP 5400 9130 0 20 DegC W RoHS HS1 HS1000 HS1001 HS2 HS2000 HS2001 HS3000 HS3001 HS4000 HS4001 HS5000 HS5001 HS6000 HS6001 HS7000 HS7001 F017 16 1 F344 M3 R A BRACKET FIX1004 FIX1008 F344 2 1 Blank PCB L281PB AMP019 AMP PCB PCB1 L281PB 1 3...

Page 26: ...itry SchDoc PA SHORT DC OFFSET 14V AGND 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 52806 CON1 MOLEX 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 52806 CON2 MOLEX LIFT TEMP T2 LIFT TEMP T1 AC FAIL 14V BIAS L BIAS L BIAS R BIAS R BIAS L BIAS R BIAS BR BIAS SL BIAS SL BIAS BL BIAS SR BIAS SR BIAS BL BIAS BR BIAS C BIAS BL BIAS BR BIAS C BIAS C BIAS SL BIAS SR Bias Circuit L281 CT10 Bias...

Page 27: ...1117 68R TR1009 BC846B TR1008 BC856B TR1015 BC846B TR1013 BC856B 50V C1021 10UF 50V C1018 10UF 0W25 R1036 12K 0W25 R1088 12K 0W25 R1034 12K 0W25 R1090 12K D1005 BAS21LT1 D1009 BAS21LT1 P1082 P1081 P1087 P1033 P1034 P1051 P1069 P1045 P1075 P1070 P1053 P1052 P1071 P1038 P1084 27V DZ1001 GLZ 27V DZ1002 GLZ D1007 BAV199 D1008 BAV199 100V C1002 220UF 100V C1039 220UF 0W1 0 10 R1059 1K0 0W1 0 10 R1089 1...

Page 28: ...25 R2036 12K 0W25 R2088 12K 0W25 R2034 12K 0W25 R2090 12K D2005 BAS21LT1 D2009 BAS21LT1 P2082 P2087 P2033 P2034 P2051 P2069 P2045 P2075 P2070 P2053 P2052 P2071 P2038 P2084 27V DZ2001 GLZ 27V DZ2002 GLZ D2007 BAV199 D2008 BAV199 100V C2002 220UF 100V C2039 220UF 0W1 0 10 R2059 1K0 0W1 0 10 R2089 1K0 50V C2016 470P 50V C2026 470P D2001 NSR1020 D2014 NSR1020 0W25 R2046 68R 0W25 R2069 68R NF NF NF 50V...

Page 29: ...56B 50V C3021 10UF 50V C3018 10UF 0W25 R3036 12K 0W25 R3088 12K 0W25 R3034 12K 0W25 R3090 12K D3005 BAS21LT1 D3009 BAS21LT1 P3082 P3081 P3087 P3033 P3034 P3051 P3069 P3045 P3075 P3070 P3053 P3052 P3071 P3038 P3084 27V DZ3001 GLZ 27V DZ3002 GLZ D3007 BAV199 D3008 BAV199 100V C3002 220UF 100V C3039 220UF 0W1 0 10 R3059 1K0 0W1 0 10 R3089 1K0 50V C3016 470P 50V C3026 470P D3001 NSR1020 D3014 NSR1020 ...

Page 30: ...V C4021 10UF 50V C4018 10UF 0W25 R4036 12K 0W25 R4088 12K 0W25 R4034 12K 0W25 R4090 12K D4005 BAS21LT1 D4009 BAS21LT1 P4082 P4081 P4087 P4033 P4034 P4051 P4069 P4045 P4075 P4070 P4053 P4052 P4071 P4038 P4084 27V DZ4001 GLZ 27V DZ4002 GLZ D4007 BAV199 D4008 BAV199 100V C4002 220UF 100V C4039 220UF 0W1 0 10 R4059 1K0 0W1 0 10 R4089 1K0 50V C4016 470P 50V C4026 470P D4001 NSR1020 D4014 NSR1020 0W25 R...

Page 31: ...PLD PLD P5021 GND_C P5119 P5120 P5117 0W25 R5117 68R P5106 TR5009 BC846B TR5008 BC856B TR5015 BC846B TR5013 BC856B 50V C5021 10UF 50V C5018 10UF 0W25 R5036 12K 0W25 R5088 12K 0W25 R5034 12K 0W25 R5090 12K D5005 BAS21LT1 D5009 BAS21LT1 P5082 P5081 P5087 P5033 P5034 P5051 P5069 P5045 P5075 P5070 P5053 P5052 P5071 P5038 P5084 27V DZ5001 GLZ 27V DZ5002 GLZ D5007 BAV199 D5008 BAV199 100V C5002 220UF 10...

Page 32: ...K 0W25 R6090 12K D6005 BAS21LT1 D6009 BAS21LT1 P6082 P6081 P6087 P6033 P6069 P6045 P6075 P6070 P6053 P6052 P6071 P6038 P6084 27V DZ6001 GLZ 27V DZ6002 GLZ D6007 BAV199 D6008 BAV199 100V C6002 220UF 100V C6039 220UF 0W1 0 10 R6059 1K0 0W1 0 10 R6089 1K0 50V C6016 470P 50V C6026 470P D6001 NSR1020 D6014 NSR1020 0W25 R6046 68R 0W25 R6069 68R NF NF NF 50V C6010 22N 50V C6029 22N 100V C6019 150P 100V C...

Page 33: ...117 0W25 R7117 68R TR7009 BC846B TR7008 BC856B TR7015 BC846B TR7013 BC856B 50V C7021 10UF 50V C7018 10UF 0W25 R7036 12K 0W25 R7088 12K 0W25 R7034 12K 0W25 R7090 12K D7005 BAS21LT1 D7009 BAS21LT1 P7082 P7081 P7087 P7034 P7051 P7069 P7045 P7075 P7070 P7053 P7052 P7071 P7038 P7084 27V DZ7001 GLZ 27V DZ7002 GLZ D7007 BAV199 D7008 BAV199 100V C7002 220UF 100V C7039 220UF 0W1 0 10 R7059 1K0 0W1 0 10 R70...

Page 34: ...25 R8001 100K 0W125 R8009 100K 55V SHORT L SHORT SR 0W125 R8007 120K TR8003 MMUN2211LT1 DGND OVER CURRENT DETECTION 0W063 R8005 4K7 PA SHORT 3V3 SHORT R SHORT SL SHORT BL SHORT BR 100V C8001 100N TR8002 MMBTA92L DGND P8009 P8012 P8007 P8005 P8011 0W125 R8002 10K 0W125 R8004 100K 0W125 R8006 100K 0W125 R8008 100K 0W125 R8010 100K 0W125 R8012 100K 0W125 R8013 100K P8006 P8010 P8013 P8016 P8018 P8019...

Page 35: ...P9004 P9011 P9018 P9026 P9022 P9027 P9016 P9017 P9024 P9025 BIAS L BIAS L BIAS BL BIAS BL BIAS BL BIAS BL BIAS BL BIAS BL BIAS BR BIAS BR BIAS BR BIAS BR BIAS BR BIAS C BIAS C BIAS C BIAS C BIAS C BIAS BR BIAS C NF NF NF NF NF NF 0W063 R9001 200K 0W063 R9005 200K 0W063 R9013 200K 0W063 R9016 200K 0W063 R9023 200K 0W063 R9026 200K 0W063 R9003 10K 0W063 R9014 10K 0W063 R9024 10K 50V C9001 100N 50V C...

Page 36: ...EN 36 EN 36 L282 Pre amp PCB Issue 2 ...

Page 37: ...17 R231 R236 R252 R253 R265 R304 R306 R5 1M000 24 1 Resistor 0805 Surface Mount 0 125W 1 10R R411 1M010 1 1 Resistor 0805 Surface Mount Thin Film 0 125W 1 47R R100 R105 R106 R113 R128 R133 R135 R141 R156 R160 R165 R168 R184 R190 R203 R207 R221 R228 R239 R243 R257 R600 R633 1MA047 23 1 Resistor 0805 Surface Mount Thin Film 0 125W 1 100R R422 1MA110 1 1 Resistor 0805 Surface Mount Thin Film 0 125W 1...

Page 38: ...08 R313 R315 R316 R320 R321 R417 R418 R618 1N222 11 1 Resistor 0603 Surface Mount 0 063W 1 4K3 R323 1N243 1 0 Resistor 0603 Surface Mount 0 063W 1 4K7 R424 1N247 1 1 Resistor 0603 Surface Mount 0 063W 1 6K8 R613 R614 R615 R616 R630 R631 R632 1N268 7 1 Resistor 0603 Surface Mount 0 063W 1 10K R324 R400 R402 R403 R421 R428 R430 R431 R432 R500 1N310 10 1 Resistor 0603 Surface Mount 0 063W 1 22K R634 ...

Page 39: ...itor SM 0603 X7R Ceramic 10 16V 100N This part is RoHS compliant C300 C301 2JD410 2 2 Capacitor SM 0603 X5R Ceramic 10 6 3V 10uF C327 2JG610 1 1 Capacitor SM 0805 X5R Ceramic 10 6 3V 10uF C311 C330 C410 C419 2JH610 4 1 Capacitor SM 0603 NPO Ceramic 5 50V 22P C102 C103 C104 C105 C110 C111 C112 C113 C118 C119 C120 C121 C126 C127 C201 C203 C205 C207 C209 C211 C213 C306 C321 C322 C407 C417 2LA022 26 1...

Page 40: ...is part is RoSH compliant LED300 LED301 LED302 3D018 3 1 Diode Schottky BAT54S SOT 23 Package D100 D101 D102 D103 D104 D105 D106 D107 D108 D109 D110 D111 D112 D113 D200 D201 D202 D203 D204 D205 D206 3F54S 21 A Transistor MMBTA06L SOT23 Package TR100 TR200 4A06L 2 1 Transistor BC846B SOT23 Package TR600 4A846B 1 1 Transistor MMBTA06W SOT323 Package This part is RoHS compliant TR402 TR403 4AA06W 2 1...

Page 41: ...mpliant IC500 IC501 5S412DY 2 1 Common Mode Choke 2200R 100MHz L302 L304 7E112 2 1 Ferrite Bead SM0603 330R 100MHz 2A L306 7F062 1 1 Ferrite Bead SM0603 220R 100MHz 1 4A L300 L301 L303 L305 7F220 4 1 Crystal Oscillator 50MHz 3 3V GXO 5331 X300 7X090 1 1 Crystal 8MHz SM X400 7X091 1 1 USB Type A receptacle Upright Neltron 5075AUR 04 WH CON301 8B0019 1 1 RJ45 8WAY Connector with magnetics Tian Mu El...

Page 42: ...ertical 2WAY CON108 CON200 8K6201 2 1 Con Single ROW Hdr 0 1IN Vertical 6WAY ROHS CON401 8K6206 1 A Con 1 00MM Vertical SM FFC 8WAY CON400 8K8308 1 1 Con 1 00MM Vertical SM FFC 30WAY CON2 8K8330 1 1 Con 1 00MM Vertical FFC 20WAY 52806 Series CON1 CON5 8K8520 2 1 Switch Slide SPDT OS102011MA1QN1 SW400 A1414 1 1 Relay 2P2T G6K 12V SM RLY100 RLY101 RLY102 RLY103 RLY104 RLY105 RLY106 A237 7 1 HS GPE T...

Page 43: ... CH SEL BIAS C BIAS L BIAS R BIAS SL BIAS SR BIAS BL BIAS BR Bias Monitor L282 CT6 Bias Monitor SPK MUTE XLR RCA Relay XLR RCA Relay SS BYP SS EN SS BYP 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 52806 CON1 MOLEX 1 FIX1 Dia 3 2mm 1 FIX3 Dia 3 2mm 1 FIX5 Dia 3 2mm Blank PCB L282PB AMP019 PREAMP PCB L282PB PCB1 1 1 FIX6 Dia 3 2mm 0W125 R1 0R0 0W125 R2 0R0 AGND DGND NF NF IP DET INPUT CH1 INP...

Page 44: ...118 P116 P129 P133 P131 P136 P143 P137 P146 P134 P154 P148 P138 P158 P156 P135 P147 P155 P162 P139 P157 P144 P150 P140 P151 P141 P159 P153 P145 P142 P152 P149 P164 P161 P160 P165 P163 P166 P177 P167 P178 P168 P186 P181 P193 P170 P188 P169 P180 P174 P171 P182 P172 P184 P173 P189 P185 P196 P176 P192 P175 P183 P179 P191 P197 P195 P198 P205 P199 P206 P200 P210 P208 P202 P212 P214 P201 P207 P203 P211 P...

Page 45: ...32 P229 P245 P243 P248 P249 P247 P246 P263 P265 P266 P264 P269 P271 P268 P267 P256 P253 P252 P261 P262 P260 P257 P274 P276 P270 P251 P250 P258 P259 P255 P254 G6K 2F TR DC12 RLY200A OMRON 0W063 R202 0R0 G6K 2F TR DC12 RLY200B OMRON 0W063 R205 0R0 DANTE 2 DANTE 2 DANTE 2 DANTE 2 G6K 2F TR DC12 RLY202A OMRON 0W063 R220 0R0 G6K 2F TR DC12 RLY202B OMRON 0W063 R223 0R0 DANTE 1 DANTE 1 DANTE 1 DANTE 1 G6...

Page 46: ...OUT 14 GND 15 VCC 16 STATIC PROTECTED SO16 WIDE IC301 MAX3232ECWE 50V C316 100N 50V C318 100N 50V C317 100N 50V C319 100N DGND DGND 50V C312 100N DGND L305 220R 100MHz TX 232 RX 232 RS232 RX RS232 TX RS232 TX RS232 RX 3V3 MCU 3V3 MCU 50V NPO C321 22P 50V NPO C322 22P DGND RS232 ETHERNET USB 0W063 R309 560R 0W063 R314 560R 0W063 R318 560R DGND D300 PESD5V0U1BB D301 PESD5V0U1BB D302 PESD5V0U1BB D303...

Page 47: ...K0 TR403 MMBTA06W TR402 MMBTA06W DEBUG CLK DEBUG DATA 3V3 MCU DGND 3V3 MCU MCLR BLUE ICD pin 6 YLW ICD pin 5 GRN ICD pin 4 RED ICD pin 3 BLACK ICD pin 2 MCLR VDD VSS PGC PGD 0W063 R428 10K 3V3 MCU LIFT TEMP T2 LIFT TEMP T2 RS232 RX RS232 TX RS232 TX RS232 RX INPUT_SEL 0W063 R403 10K 0W063 R402 10K 3V3 MCU INPUT SELECT DEBUG SETTINGS E2 TRIGGER OUTPUT 50V NPO C417 22P DGND 50V NPO C407 22P IP DET I...

Page 48: ...01B DG412DY T1 E3 10 11 9 IC501C DG412DY T1 E3 14 15 16 IC501D DG412DY T1 E3 V 4 GND 5 V 13 VL 12 IC500E DG412DY T1 E3 V 4 GND 5 V 13 VL 12 IC501E DG412DY T1 E3 14V 3V3 STBY 14V AGND 14V 3V3 STBY 14V AGND BIAS L BIAS R BIAS SL BIAS SR BIAS BL BIAS BR BIAS C BIAS CH SEL DGND MCU BIAS1 MCU BIAS2 MCU BIAS3 MCU BIAS4 MCU BIAS1 MCU BIAS2 MCU BIAS3 MCU BIAS4 BIAS CH SEL BIAS L BIAS R BIAS SL BIAS SR BIA...

Page 49: ...0W063 R625 1M0 2 3 1 8 4 IC601A TL072CD 6 5 7 IC601B TL072CD 14V 50V C615 100P 0W063 R627 100K 50V C605 100P 0W063 R610 100K 50V C601 100N 50V C610 220P 50V C618 220P AGND AGND NF NF AGND AGND 0W063 R601 1M0 0W063 R621 1M0 0W063 R605 1M0 0W063 R624 1M0 2 3 1 8 4 IC600A TL072CD 6 5 7 IC600B TL072CD INPUT CH7 INPUT CH7 50V C622 100N 14V 50V C623 100N 50V C624 100N 50V C625 100N 6 5 7 IC603B TL072CD ...

Page 50: ...EN 50 EN 50 L283 PSU PCB Issue 1 ...

Page 51: ...C7 2K233X 2 A Capacitor X2 PP 275V 220NF Low Profile C5 C6 2K422B 2 1 Capacitor SM 0603 NPO Ceramic 5 50V 10N C12 C14 C16 C20 C24 C3 2LA310 6 1 Capacitor Low Impedance Radial Electrolytic 10mm Dia 5mm Pitch 470UF 16V RoHS OK C1 C18 C21 C22 2RX747B 4 1 Diode SM Small Signal BAS21 SOT 23 RoHS D1 D2 3AS21 2 1 Transistor NSS20101 SOT23 Package TR1 TR2 4A20101 2 1 IC Voltage Regulator 3 3V LM1117MPX 3 ...

Page 52: ...N7 8K3802 1 A CON JST VH Series Vertical 2Way 3 way header middle pin not fitted CON2 8K3816 1 1 Con Single ROW Hdr 0 1IN Vertical 2WAY CON4 CON6 8K6201 2 1 Fuseholder 20MM PCB This part is now rated to 6 3A FHLDR1 FHLDR2 FHLDR3 8S004 3 1 Switch Slide Volt Sel Chily SW1 A1408 1 1 Relay 2P2T 5V RLY1 RLY2 A219 2 3 Fuse Littelfuse T500mA 20MM FS1 C21105T 1 A Fuse Littelfuse T6 3A 20MM FS2 FS3 C21263T...

Page 53: ...NS INPUT PCB L283PB PCB1 1 1 FIX1 Dia 3 2mm 1 FIX2 Dia 3 2mm 1 FIX3 Dia 3 2mm 1 FIX4 Dia 3 2mm 1 2 VH CON2 JST 1 FIX5 Dia 3 2mm 1 FIX6 Dia 3 2mm 1 2 3 4 5 6 PH CON3 JST PA TEMP T2 DGND T2 50V C8005 100N 50V C8007 100N 0W125 R8015 1K0 3V3 STBY T2 DGND T2 Vs 4 Vout 3 GND 2 GND 5 IC8000 LMT89DCKR 1 FIX8000 Dia 3 2mm 1 2 3 PH CON8000 JST PA TEMP T1 3V3 STBY T1 DGND T1 50V C8006 100N 50V C8008 100N 0W1...

Page 54: ...EN 54 L284 Lifter PCB Issue 1 ...

Page 55: ...Surface Mount 1W 1 3k3 R35 R36 R40 R42 1AB233 4 1 Resistor Carbon Film 2W 5 1K0 R17 1C210 1 1 Resistor Carbon Film 2W 5 1K5 R20 1C215 1 0 Resistor 0805 Surface Mount Thin Film 0 125W 1 10K R10 R11 R24 R6 R7 R8 R9 1MA310 7 1 Resistor 0603 Surface Mount 0 063W 1 22R R14 1N022 1 1 Resistor 0603 Surface Mount 0 063W 1 33R R23 1N033 1 1 Resistor 0603 Surface Mount 0 063W 1 330R This part is RoSH compli...

Page 56: ... 0603 NPO Ceramic 5 50V 470P C5 C6 2LA147 2 1 Capacitor Radial Electrolytic Dia 35mm PCB Mount 10 000UF 80V 85degC C11 C19 2N910SMH 2 A Capacitor Radial Electrolytic TSUP Dia 35mm PCB Mount 22 000UF 50V C12 C22 2N922 2 1 Diode Surface Mount Small Signal BAS16 SOT 23 Package D7 D8 3AS16 2 1 Diode SM Small Signal BAS21 SOT 23 RoHS D1 D3 D4 D6 3AS21 4 1 Diode Bridge Rectifier GSIB2520 Plastic Package...

Page 57: ...47P06B 6 1 Transistor MOSFET 80A 60V TO 220 M10 M11 M12 M7 M8 M9 4K80N06B 6 1 IC Analogue thermal sensor Natsemi LM19 TO 92 Package IC1 IC2 5MLM19 2 1 Ferrite Bead SM0603 120R 100MHz L1 L10 L11 L12 L2 L3 L4 L5 L6 L7 L8 L9 7F013 12 1 Con Minifit HCS 6WAY CON3 8K2306 1 1 Con Minifit HCS 8WAY CON1 8K2308 1 1 Con JST XH Series Socket 6WAY Vertical CON4 8K3706 1 1 Con JST XH Series Socket 8WAY Vertical...

Page 58: ...P26 P29 P28 P27 P32 P36 P17 P34 P33 P19 P8 P1 P44 P43 P53 P54 P56 P63 P64 P20 P24 P21 P25 P2 P3 P4 P5 P6 P7 P14 P13 P12 P11 P10 P9 P15 P35 P37 P38 P39 P40 P41 P42 P45 P46 P47 P51 P60 P55 P57 P48 P49 P50 P62 P65 P58 P59 P66 P61 P52 P68 P67 FD1 FD2 BEC1 BEC2 FD3 FD4 TOOL1 TOOL2 TOOL3 TOOL4 TOOL5 TOOL6 2W R32 0 18R 2W R46 0 18R 2W R52 0 18R 2W R2 0 18R 2W R43 0 18R 2W R49 0 18R 2W R33 0 18R 2W R47 0 ...

Page 59: ...EN 59 L285 Front Panel PCB Issue 1 ...

Page 60: ... SM RGB 1 6x1 6mm LED1 3D041 1 1 LED 0603 WHITE LNJ037X8ARA LED2 3D042 1 1 Digital Transistor MMUN2211LT1 SOT23 Package TR1 TR2 TR3 4D10KN 3 1 CON JST VH Series Horizontal 2Way 3 way header middle pin not fitted CON2 8K3813 1 1 Con 1 00MM Horiz SM FFC 8WAY CON1 8K8408 1 1 SW Push Mains Kings Tech 8A SPST PS4 A120 60 SW3 A1024 1 1 Switch Tact SM SW1 SW2 A1505 2 1 Blank PCB L285PB AMP019 Front Panel...

Page 61: ... 2mm 1 FIX2 Dia 3 2mm 1 FIX3 Dia 3 2mm DGND FP 0W063 R9 1K0 NF DGND FP 0W063 R6 1K0 NF DGND FP 0W063 R7 1K0 NF DGND FP 0W063 R8 1K0 NF 1 2 3 4 5 6 7 8 52793 CON1 MOLEX BROWN LIVE 1 SW P45 P44 1 2 VH CON2 JST BROWN TH FUSE SW Mains Switch Blank PCB L285PB AMP019 Front Panel PCB L285PB PCB1 1 S1 NO1 SW3 PS4 A120 60 P11 P12 P13 P7 P8 P9 P2 P3 P4 P5 P6 P10 P1 18_E023 PK 01 08 18 D 0 BoM release for qu...

Page 62: ...EN 62 Overall Dimensions ...

Page 63: ...0 1 A 6 A 9 D 20 3 90 40 5 E C 4 7 8 C 4 60 70 D 7 100 2 F H B B 2 G 80 10 50 H F A1 DRAWN BY 23425 ALL DIMENSIONS IN MILLIMETERS UNLESS OTHERWISE STATED A R CAMBRIDGE LTD CHECKED BY ORIGINAL SCALE 1 2 5 FINISH DRAWING TITLE PART NUMBER AND DRAWING NUMBER DATE MATERIAL LINEAR TOLERANCE 0 2MM UNLESS OTHERWISE STATED ANGULAR TOLERANCE 1 UNLESS OTHERWISE STATED ECO NR DATE CHG ZONE DESCRIPTION OF CHA...

Page 64: ...EN 64 Exploded Drawings ...

Page 65: ...KED BY 4 MATERIAL B C DRAWING TITLE 10 A 30 ORIGINAL SCALE 1 4 FINISH 8 50 2 2 8 7 6 D SHT 1 OF 5 7 A R CAMBRIDGE LTD PART NUMBER AND DRAWING NUMBER D 23425 60 E 100 1 3 B C 40 MCM 9 10 2018 PA720 AMPLIFIER MAIN ASSEMBLY B 0 0 A 0 1 A 0 0 MCM MCM MCM A 1 MCM MCM A 0 NEW COVER No LIGHT PIPE UPDATED TO E847PM2 was E847PM UPDATED PART NUMBERS TO MATCH DB ADDED BADGE REMOVAL HOLE CORRECT FP No SHT 1 S...

Page 66: ...ES UNLESS 0 00 0 10 OTHERWISE STATED 0 0 0 20 ANGULAR TOL 1 DEGREE 0 70 90 ALL DIMENSIONS IN MILLIMETERS UNLESS OTHERWISE STATED 20 E F 6 DATE DRAWN BY 1 3 F A3 A 4 CHECKED BY 4 MATERIAL B C DRAWING TITLE 10 A 30 ORIGINAL SCALE 1 10 FINISH 8 50 2 2 8 7 6 D SHT 2 OF 5 7 A R CAMBRIDGE LTD PART NUMBER AND DRAWING NUMBER D 23425 60 E 100 1 3 B C 40 MCM 9 10 2018 PA720 AMPLIFIER FASCIA ASSEMBLY B 0 0 A...

Page 67: ...L 1 DEGREE 0 70 90 ALL DIMENSIONS IN MILLIMETERS UNLESS OTHERWISE STATED 20 E F 6 DATE DRAWN BY 1 3 F A3 A 4 CHECKED BY 4 MATERIAL B C DRAWING TITLE 10 A 30 ORIGINAL SCALE 1 4 FINISH 8 50 2 2 8 7 6 D SHT 3 OF 5 7 A R CAMBRIDGE LTD PART NUMBER AND DRAWING NUMBER D 23425 60 E 100 1 3 B C 40 MCM 9 10 2018 PA720 AMPLIFIER PSU INPUT PCB B 0 0 A 0 1 A 0 0 MCM MCM MCM A 1 MCM MCM A 0 NEW COVER No LIGHT P...

Page 68: ...HER PCB SNAP OFF 1 61 See MAIN PCB ASSY FFC GUIDE PCB 1 80 5 5 TOLERANCES UNLESS 0 00 0 10 OTHERWISE STATED 0 0 0 20 ANGULAR TOL 1 DEGREE 0 70 90 ALL DIMENSIONS IN MILLIMETERS UNLESS OTHERWISE STATED 20 E F 6 DATE DRAWN BY 1 3 F A3 A 4 CHECKED BY 4 MATERIAL B C DRAWING TITLE 10 A 30 ORIGINAL SCALE 1 3 FINISH 8 50 2 2 8 7 6 D SHT 4 OF 5 7 A R CAMBRIDGE LTD PART NUMBER AND DRAWING NUMBER D 23425 60 ...

Page 69: ...7 L186CA CABLE LIFTER to POWER AMP 2 1 58 L187CA CABLE LIFTER to POWER AMP POWER 1 59 L192CA CABLE TEMP SENSOR 1 1 60 L193CA CABLE TEMP SENSOR 2 1 80 5 5 TOLERANCES UNLESS 0 00 0 10 OTHERWISE STATED 0 0 0 20 ANGULAR TOL 1 DEGREE 0 70 90 ALL DIMENSIONS IN MILLIMETERS UNLESS OTHERWISE STATED 20 E F 6 DATE DRAWN BY 1 3 F A3 A 4 CHECKED BY 4 MATERIAL B C DRAWING TITLE 10 A 30 ORIGINAL SCALE 1 3 FINISH...

Page 70: ...WWW ARCAM CO UK THE WEST WING STIRLING HOUSE WATERBEACH CAMBRIDGESHIRE CB25 9PB 44 0 1223 203200 ...

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