Arcam HDA PA720 Service Manual
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Arcam HDA PA720 Service Manual

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SERVICE MANUAL
POWER AMPLIFIER
ISSUE A
PA720

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Summary of Contents for Arcam HDA PA720

  • Page 1 SERVICE MANUAL POWER AMPLIFIER ISSUE A PA720...
  • Page 2 Revision History Issue A - Initial release EN-2...

  • Page 3: Table Of Contents

    Contents Safety Summary EN-4 L281 Power Amplifier PCB Issue 3 EN-14 Safety Guidelines EN-5 L282 Pre-amp PCB Issue 2 EN-36 Electrostatic Discharge (ESD) Precautions EN-7 L283 PSU PCB Issue 1 EN-50 General Information EN-8 L284 Lifter PCB Issue 1 EN-54 PA720 Specifications EN-9 L285 Front Panel PCB Issue 1...

  • Page 4: Safety Summary

    Safety Summary The following general safety precautions must be observed during all phases of operation, service, and repair of this unit. Failure to comply with these precautions or with specific warnings elsewhere in these instructions violates manufacturer safety standards and intended use of this unit. Harman Luxury Audio Group assumes no liability for failure to comply with these requirements. DO NOT OPERATE IN AN EXPLOSIVE ATMOSPHERE Do not operate the unit in the presence of flammable gasses or fumes.

  • Page 5: Safety Guidelines

    Safety Guidelines Read these instructions. Refer all servicing to qualified service personnel. Objects have fallen, or liquid has spilled into the Warning equipment, or Keep these instructions. Servicing is required when the apparatus has been Mains plug/appliance coupler is used to disconnect damaged in any way, such as power-supply cord or The equipment has been exposed to rain, or device and it shall remain readily operable.
  • Page 6 WEEE directive requirements. Modification not expressly approved by contact with the unit. ARCAM may void your authority, granted by the FCC, to Correct disposal of this product Never disassemble or modify the unit in any way. use the product.

  • Page 7: Electrostatic Discharge (Esd) Precautions

    Electrostatic Discharge (ESD) Precautions Keep circuit boards in their original packing until ready for use. Avoid having plastic, vinyl or styrofoam in the working area. Wear an anti-static wrist strap. Discharge personal static before handling circuit boards. Remove and insert circuit boards with care When removing circuit boards, handle only by non-conductive surfaces.

  • Page 8: General Information

    General Information The PA720 is a high-performance power amplifier that delivers 7 channels of efficient Class G amplification. With an impressive 140W per channel, the PA720 is designed to offer the greatest flexibility and power without compromising on control. Featuring the best-in-class components including a toroidal based power supply, acoustically damped chassis, paralleled transistor output stages and exceptionally low levels of distortion, the PA720 masters the reproduction of music with all its originality and detail for an unmatched level of sound quality and clarity.

  • Page 9: Pa720 Specifications

    Weight (net) 18kg Weight (gross) 19.7kg All specification values are typical unless otherwise stated. Arcam has a policy of continuous improvement for its products. This means that designs and specifications are subject to change without notice. E&OE. EN-9...

  • Page 10: Functional Verification And Test Procedure

    Functional Verification and Test Procedure Check mains power consumption at idle (no inputs or loads connected). Expect to see 60 – 70W @ 230V. Check maximum output level into 4R 4R load – balanced feed to analyser input. Set bias to 20mV +/-1mV when hot. Generator output level to get approx.
  • Page 11 Check trigger output drops to 0V. Turn unit back on. Check USB 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) Restore defaults In RS232 command tab select factory reset and send command.

  • Page 12: Troubleshooting

    Troubleshooting Problem Check the following No sound The PA720 / PA240 / PA410 power amplifier is correctly plugged in and switched on. Your audio/video source (e.g. pre amplifier) is correctly connected. The PA720 / PA240 / PA410 is not in protection mode, as described in the next section.

  • Page 13: Theory Of Operation

    Theory of Operation The PA720 contains five PCBs, the power amplifier PCB, Host MCU pre-amplifier PCB, lifter PCB, mains input PCB and front The host MCU IC400 controls all the functions of the panel PCB. What follows is an overview of each PCB as PA720 such as input type selection, muting, controling well as any signals that go between the PCBs.

  • Page 14: L281 Power Amplifier Pcb Issue 3

    L281 Power Amplifier PCB Issue 3 EN-14 EN-14...
  • Page 15 Part Number L281AY 23425 Part Description Issue AMP019 Amplifier PCB Assembly 3.0.0 Bill of Materials Report Type Fitted Parts Only AMP019 Amplifier PCB Assembly Part Number Quantity Description Issue Designators 1A068 Resistor 1206 Surface Mount 0.25W 1% 68R R1005 R1046 R1069 R1117 R2005 R2046 R2069 R2117 R3005 R3046 R3069 R3117 R4005 R4046 R4069 R4117 R5005 R5046 R5069 R5117 R6005 R6046 R6069 R6117 R7005 R7046 R7069 R7117...
  • Page 16 Part Number L281AY 23425 Part Description Issue AMP019 Amplifier PCB Assembly 3.0.0 Bill of Materials Report Type Fitted Parts Only AMP019 Amplifier PCB Assembly Part Number Quantity Description Issue Designators 1L230 Resistor 0805 Surface Mount 0.1W 0.1% 3K0 R1056 R1087 R2056 R2087 R3056 R3087 R4056 R4087 R5056 R5087 R6056 R6087 R7056 R7087 1L330 Resistor 0805 Surface Mount 0.1W 0.1% 30K...
  • Page 17 Part Number L281AY 23425 Part Description AMP019 Amplifier PCB Assembly Issue 3.0.0 Bill of Materials Report Type Fitted Parts Only AMP019 Amplifier PCB Assembly Part Number Quantity Description Issue Designators 1MA315 Resistor 0805 Surface Mount Thin Film 0.125W 1% 15K R1013 R1014 R2013 R2014 R3013 R3014 R4013 R4014 R5013 R5014 R6013 R6014 R7013 R7014 1MA410...
  • Page 18 Part Number L281AY 23425 Part Description Issue AMP019 Amplifier PCB Assembly 3.0.0 Bill of Materials Report Type Fitted Parts Only AMP019 Amplifier PCB Assembly Part Number Quantity Description Issue Designators 1N133 Resistor 0603 Surface Mount 0.063W 1% 330R - This R1038 R1052 R1062 R1079 R2038 R2052 R2062 R2079 part is RoSH compliant.
  • Page 19 Part Number L281AY 23425 Part Description Issue AMP019 Amplifier PCB Assembly 3.0.0 Bill of Materials Report Type Fitted Parts Only AMP019 Amplifier PCB Assembly Part Number Quantity Description Issue Designators 1N256 Resistor 0603 Surface Mount 0.063W 1% 5K6 - This R6018 R6115 part is RoSH compliant.
  • Page 20 Part Number L281AY 23425 Part Description Issue AMP019 Amplifier PCB Assembly 3.0.0 Bill of Materials Report Type Fitted Parts Only AMP019 Amplifier PCB Assembly Part Number Quantity Description Issue Designators 2J322 Capacitor SM 0805 X7R Ceramic 10% 50V 22N C1010 C1029 C2010 C2029 C3010 C3029 C4010 C4029 C5010 C5029 C6010 C6029 C7010 C7029 2JA422 Capacitor SM 0805 X7R Ceramic 10% 100V 220N...
  • Page 21 Part Number L281AY 23425 Part Description AMP019 Amplifier PCB Assembly Issue 3.0.0 Bill of Materials Report Type Fitted Parts Only AMP019 Amplifier PCB Assembly Part Number Quantity Description Issue Designators 2L082 Capacitor SM 0805 NPO Ceramic 5% 100V 82P C1014 C1030 C2014 C2030 C3014 C3030 C4014 C4030 C5014 C5030 C6014 C6030 C7014 C7030 2L115 Capacitor SM 0805 NPO Ceramic 5% 100V 150P - This...
  • Page 22 Part Number L281AY 23425 Part Description Issue AMP019 Amplifier PCB Assembly 3.0.0 Bill of Materials Report Type Fitted Parts Only AMP019 Amplifier PCB Assembly Part Number Quantity Description Issue Designators 3AS21 Diode SM Small Signal BAS21 SOT-23 - RoHS D1 D1005 D1009 D2 D2005 D2009 D3 D3005 D3009 D4 D4005 D4009 D5 D5005 D5009 D6005 D6009 D7005 D7009 3AS21H...
  • Page 23 Part Number L281AY 23425 Part Description Issue AMP019 Amplifier PCB Assembly 3.0.0 Bill of Materials Report Type Fitted Parts Only AMP019 Amplifier PCB Assembly Part Number Quantity Description Issue Designators 4A846B Transistor BC846B SOT23 Package TR1009 TR1015 TR1023 TR2009 TR2015 TR2023 TR3009 TR3015 TR3023 TR4009 TR4015 TR4023 TR5009 TR5015 TR5023 TR6009 TR6015 TR6023 TR7009 TR7015 TR7023 4A846BD...
  • Page 24 Part Number L281AY 23425 Part Description AMP019 Amplifier PCB Assembly Issue 3.0.0 Bill of Materials Report Type Fitted Parts Only AMP019 Amplifier PCB Assembly Part Number Quantity Description Issue Designators 4B3503 Transistor KSC3503ESTU TO126 Package TR1017 TR2017 TR3017 TR4017 TR5017 TR6017 TR7017 4BTIP31C Transistor TIP31C TO220 Package 4BTIP32C...
  • Page 25 Part Number L281AY 23425 Part Description AMP019 Amplifier PCB Assembly Issue 3.0.0 Bill of Materials Report Type Fitted Parts Only AMP019 Amplifier PCB Assembly Part Number Quantity Description Issue Designators A236 Relay G2R-2A 2P1T 24V RLY1 RLY2 RLY3 RLY4 RLY5 C32270 7.0A Bussman 3216 Fast 1206 RoHS FS1000 FS1001 FS2000 FS2001 FS3000 FS3001 FS4000...
  • Page 26 BIAS SR 100UF BIAS SR BIAS BL 20_E002 06/01/20 PCB change only BIAS BL BIAS BR BIAS BR BIAS C ARCAM Filename: L281 CT1 Top Level.SchDoc 19_E027 20/05/19 No changes to this sheet BIAS C -30V -14V 100R 100R Notes:...
  • Page 27 C1046 C1047 10UF 100N 100N FIX1000 FIX1001 FIX1002 FIX1003 FIX1004 FIX1005 FIX1006 FIX1007 ARCAM Filename: L281 CT2 L Channel.SchDoc 19_E027 20/05/19 Value changes protection and compensation Notes: 19_E007 11/02/2019 Rx113 changed to 360R -14V A & R Cambridge Ltd. 18_E048...
  • Page 28 No change to this sheet AMP019 Amp R C2045 C2046 C2047 10UF 20_E002 06/01/20 PCB change only 100N 100N ARCAM Filename: L281 CT3 R Channel.SchDoc 19_E027 20/05/19 Value changes protection and compensation Notes: 19_E007 11/02/2019 Rx113 changed to 360R, Schottky error actually fixed -14V A &...
  • Page 29 100N DRAWING TITLE 21_E001 12/01/21 No change to this sheet AMP019 Amp SL 20_E002 06/01/20 PCB change only -14V ARCAM Filename: L281 CT4 SL Channel.SchDoc 19_E027 20/05/19 Value changes protection and compensation Notes: 19_E007 11/02/2019 Rx113 changed to 360R A & R Cambridge Ltd.
  • Page 30 100N DRAWING TITLE 21_E001 12/01/21 No change to this sheet AMP019 Amp SR 20_E002 06/01/20 PCB change only -14V ARCAM Filename: L281 CT5 SR Channel.SchDoc 19_E027 20/05/19 Value changes protection and compensation Notes: 19_E007 11/02/2019 Rx113 changed to 360R A & R Cambridge Ltd.
  • Page 31 C5044 10UF DRAWING TITLE 21_E001 12/01/21 No change to this sheet 100N 100N AMP019 Amp BL 20_E002 06/01/20 PCB change only ARCAM Filename: L281 CT6 BL Channel.SchDoc 19_E027 20/05/19 Value changes protection and compensation C5045 C5046 C5047 AGND 10UF 100N...
  • Page 32 DRAWING TITLE 21_E001 12/01/21 No change to this sheet 100N 100N AMP019 Amp BR 20_E002 06/01/20 PCB change only ARCAM Filename: L281 CT7 BR Channel.SchDoc 19_E027 20/05/19 Value changes protection and compensation -14V Notes: 19_E007 11/02/2019 Rx113 changed to 360R A &...
  • Page 33 DRAWING TITLE 21_E001 12/01/21 No change to this sheet AMP019 Amp C AGND 20_E002 06/01/20 PCB change only C7046 100N ARCAM Filename: L281 CT8 C Channel.SchDoc 19_E027 20/05/19 Value changes protection and compensation Notes: 19_E007 11/02/2019 Rx113 changed to 360R -14V A &...
  • Page 34 100K 0W125 DRAWING TITLE 21_E001 12/01/21 No change to this sheet AMP019 Protection Circuitry 20_E002 06/01/20 PCB change only ARCAM Filename: L281 CT9 Protection Circuitry.SchDoc 19_E027 11/02/2019 No changes to this sheet Notes: 18_E048 28/11/18 No changes to this sheet A &...
  • Page 35 AGND 100N DRAWING TITLE 21_E001 12/01/21 No change to this sheet AMP019 Bias Circuit 20_E002 06/01/20 PCB change only ARCAM Filename: L281 CT10 Bias Circuit.SchDoc 19_E027 11/02/2019 No changes to this sheet Notes: 18_E048 28/11/18 No changes to this sheet A &...

  • Page 36: L282 Pre-Amp Pcb Issue 2

    L282 Pre-amp PCB Issue 2 EN-36 EN-36...
  • Page 37 Part Number L282AY 23425 Part Description Issue AMP019 Pre Amp PCB Assembly 2.2.0 Bill of Materials Report Type Fitted Parts Only AMP019 Pre Amp PCB Assembly Part Number Quantity Description Issue Designators 1A027 Resistor 1206 Surface Mount 0.25W 1% 27R R189 1A210 Resistor 1206 Surface Mount 0.25W 1% 1K0...
  • Page 38 Part Number L282AY 23425 Part Description Issue AMP019 Pre Amp PCB Assembly 2.2.0 Bill of Materials Report Type Fitted Parts Only AMP019 Pre Amp PCB Assembly Part Number Quantity Description Issue Designators 1N000 Resistor 0603 Surface Mount 0.063W 0R0 R201 R202 R205 R206 R209 R220 R223 R227 R230 R238 R241 R242 R245 R256 R259 R326 R426 R434 1N010 Resistor 0603 Surface Mount 0.063W 1% 10R...
  • Page 39 Part Number L282AY 23425 Part Description Issue AMP019 Pre Amp PCB Assembly 2.2.0 Bill of Materials Report Type Fitted Parts Only AMP019 Pre Amp PCB Assembly Part Number Quantity Description Issue Designators 2JB610B Capacitor SM 1206 X5R Ceramic 10% 25V 10uF C125 C129 C130 C131 C132 C133 C134 C135 C143 C144 C145 C146 C147 C148 C149 C214 C215 C216 C217 C218 C219 C220 C228 C229 C230 C231 C232...
  • Page 40 Part Number L282AY 23425 Part Description Issue AMP019 Pre Amp PCB Assembly 2.2.0 Bill of Materials Report Type Fitted Parts Only AMP019 Pre Amp PCB Assembly Part Number Quantity Description Issue Designators 2RX647 Capacitor Low Impedance Radial Electrolytic 6.3mm Dia C157 C158 C600 C621 5mm Pitch 47UF 35V - RoHS OK 2RX747B...
  • Page 41 Part Number L282AY 23425 Part Description Issue AMP019 Pre Amp PCB Assembly 2.2.0 Bill of Materials Report Type Fitted Parts Only AMP019 Pre Amp PCB Assembly Part Number Quantity Description Issue Designators 5HMX795F512L IC Microprocessor PIC32MX795F512L TQFP 100 IC400 package 5N2001 IC ESD Protection TPD2E001DZDR SOP-4 Package IC302...
  • Page 42 Part Number L282AY 23425 Part Description Issue AMP019 Pre Amp PCB Assembly 2.2.0 Bill of Materials Report Type Fitted Parts Only AMP019 Pre Amp PCB Assembly Part Number Quantity Description Issue Designators 8K3403 Con JST PH Series Vertical 3WAY CON4 CON6 8K3406 Con JST PH Series Vertical 6WAY CON3...
  • Page 43 BIAS R BIAS R 20_E009 25/02/20 Net labels updated to match silkscreen BIAS SL BIAS SL MOLEX BIAS SR DGND ARCAM BIAS SR 52806 Filename: L282 CT1 Top Level.SchDoc 19_E040 02/12/19 PCB change only BIAS BL BIAS BL BIAS BR...
  • Page 44 10uF 100N 10uF 100N 10uF 100N 10uF 100N 10uF 100N 10uF 100N ARCAM Filename: L282 CT2 Balanced Input.SchDoc 19_E040 02/12/19 PCB change only P221 Notes: 19_E027 20/05/19 47R changed to 120R to change gain. Input resistors changed to TF -14V A &...
  • Page 45 -14V DRAWING TITLE 20_E038 08/09/20 Change sockets to black AMP019 Unbalanced Input 20_E009 25/02/20 Net labels updated to match silkscreen ARCAM Filename: L282 CT3 Unbalanced Input.SchDoc 19_E040 02/12/19 PCB change only Notes: 19_E027 20/05/19 Input resistor value changes for gain matching A &...
  • Page 46 DRAWING TITLE 20_E038 08/09/20 None to this sheet AMP019 Net P352 L305 20_E009 25/02/20 None to this sheet 220R@100MHz ARCAM DGND Filename: L282 CT4 Net.SchDoc 19_E040 02/12/19 PCB change only DGND Notes: 19_E027 20/05/19 Add 120pF on XTAL output, connect power down pin CH GND A &...
  • Page 47 SKU: +3V3 STBY 0 - Arcam INPUT SELECT 1 - Lexicon +3V3 MCU DGND R400 P401 CON400 +3V3 MCU R401 +5V STBY R402 INPUT_SEL 0W063 RED LED P400 GREEN LED P402 OS102011MA1QN1 0W063 WHITE LED P403 SW400A STBY KEY* P404...
  • Page 48 DG412DY-T1-E3 -14V DRAWING TITLE 20_E038 08/09/20 None to this sheet AMP019 Bias Monitor 20_E009 25/02/20 None to this sheet ARCAM Filename: L282 CT6 Bias Monitor.SchDoc 19_E040 02/12/19 PCB change only Notes: 19_E027 20/05/19 No changes to this sheet A & R Cambridge Ltd.
  • Page 49 08/09/20 None to this sheet AMP019 Balanced Input AGND 20_E009 25/02/20 Net labels updated to match silkscreen C621 C622 C623 C624 C625 ARCAM 47UF Filename: L282 CT7 Input Detect.SchDoc 19_E040 02/12/19 PCB change only 100N 100N 100N 100N R633 Notes:...

  • Page 50: L283 Psu Pcb Issue 1

    L283 PSU PCB Issue 1 EN-50 EN-50...
  • Page 51 Part Number L283AY 23425 Part Description Issue AMP019 Mains Input PCB Assembly 1.0.0 Bill of Materials Report Type Fitted Parts Only AMP019 Mains Input PCB Assembly Part Number Quantity Description Issue Designators 1KA522 Resistor Metal Glazed 0.5W 5% 2M2 1M210 Resistor 0805 Surface Mount 0.125W 1% 1K0 R8015 R8016 1N222...
  • Page 52 Part Number L283AY 23425 Part Description Issue AMP019 Mains Input PCB Assembly 1.0.0 Bill of Materials Report Type Fitted Parts Only AMP019 Mains Input PCB Assembly Part Number Quantity Description Issue Designators 8K2308 Con Minifit HCS 8WAY CON5 8K3406 Con JST PH Series Vertical 6WAY CON3 8K3802 CON JST VH V 2W...
  • Page 53 Filename: C8005 R8015 PA TEMP T2 18_E007 04/01/2019 Mains selector switch changed to A1404 100N Filename: Vout C8007 ARCAM L283 AMP019 CT1 Mains Input.SchDoc 18_E048 28/11/18 No changes to this sheet 0W125 100N DGND T2 Notes: 18_E037 01/10/2018 Change PSU to encapsulated type A &...

  • Page 54: L284 Lifter Pcb Issue 1

    L284 Lifter PCB Issue 1 EN-54...
  • Page 55 Part Number L284AY 23425 Part Description Issue AMP019 Lifter PCB Assembly 1.1.0 Bill of Materials Report Type Fitted Parts Only AMP019 Lifter PCB Assembly Part Number Quantity Description Issue Designators 1A010 Resistor 1206 Surface Mount 0.25W 1% 10R R78 R79 1A033 Resistor 1206 Surface Mount 0.25W 1% 33R R76 R81...
  • Page 56 Part Number L284AY 23425 Part Description Issue AMP019 Lifter PCB Assembly 1.1.0 Bill of Materials Report Type Fitted Parts Only AMP019 Lifter PCB Assembly Part Number Quantity Description Issue Designators 2JB410A Capacitor SM 1206 X7R Ceramic 10% 200V 100N - This C13 C14 C15 C16 C17 C18 C20 C21 part is RoHS compliant.
  • Page 57 Part Number L284AY 23425 Part Description Issue AMP019 Lifter PCB Assembly 1.1.0 Bill of Materials Report Type Fitted Parts Only AMP019 Lifter PCB Assembly Part Number Quantity Description Issue Designators 4ABTA56 Transistor MMBTA56L SOT23 Package TR10 TR2 TR4 TR6 TR9 4K47P06B Transistor PMosfet 47A 60V TO-220 M1 M2 M3 M4 M5 M6...
  • Page 58 MMBTA56L AMP019 Lifter TOOL1 TOOL2 19_E027 12/07/19 C5 and C6 fitted, R5 changed to 330R 100K N LIFT OFF ARCAM Filename: L284 CT1 Lifter.SchDoc TOOL3 TOOL4 19_E007 03/01/2019 C11 and C19 parts changed, Net name changes, NF C5,C6 0W063 Notes:...

  • Page 59: L285 Front Panel Pcb Issue 1

    L285 Front Panel PCB Issue 1 EN-59...
  • Page 60 Part Number L285AY 23425 Part Description Issue AMP019 Front Panel PCB Assembly 1.0.0 Bill of Materials Report Type Fitted Parts Only AMP019 Front Panel PCB Assembly Part Number Quantity Description Issue Designators 1N210 Resistor 0603 Surface Mount 0.063W 1% 1K0 R1 R2 R4 3D041 LED SM RGB 1.6x1.6mm...
  • Page 61 19_E027 15/08/19 No changes to this sheet AMP019 Display Filename: 19_E007 20/03/19 No changes to this sheet Filename: ARCAM L285 CT1 Front Panel.SchDoc 18_E048 28/11/18 No changes to this sheet Notes: 18_E023 13/08/18 Fit white LED A & R Cambridge Ltd.

  • Page 62: Overall Dimensions

    Overall Dimensions EN-62...
  • Page 63 ECO NR. DATE CHG. ZONE DESCRIPTION OF CHANGE REL. CHK. 16.9in 430mm 17.0in .6in 15.4in .4in 14mm 391mm 433mm REAR VIEW 14.1in 1.7in 11.8in 358mm 44mm 300mm NOTE: ALLOW ADEQUATE CLEARANCE AROUND THE PRODUCT FOR VENTILATION & CONNECTION 23425 DRAWN BY: 9-10-2019 A &...

  • Page 64: Exploded Drawings

    Exploded Drawings EN-64...
  • Page 65 ECO NR. DATE CHG. ZONE DESCRIPTION OF CHANGE REL. CHK. 18_E026 9-10-2018 FIRST ISSUE 19_E005 19-3-2019 SHT 2 ADDED BADGE REMOVAL HOLE + CORRECT FP No. A.1 MCM 19_E008 4-4-2019 A.0.0 UPDATED PART NUMBERS TO MATCH DB 19_E018 16-7-2019 SHT 2 A.0.1 LIGHT PIPE UPDATED TO E847PM2 (was E847PM) SHT 1...
  • Page 66 ECO NR. DATE CHG. ZONE DESCRIPTION OF CHANGE REL. CHK. 18_E026 9-10-2018 FIRST ISSUE 19_E005 19-3-2019 SHT 2 A.1 MCM ADDED BADGE REMOVAL HOLE + CORRECT FP No. 19_E008 4-4-2019 A.0.0 UPDATED PART NUMBERS TO MATCH DB 19_E018 16-7-2019 SHT 2 A.0.1 LIGHT PIPE UPDATED TO E847PM2 (was E847PM) SHT 1...
  • Page 67 ECO NR. DATE CHG. ZONE DESCRIPTION OF CHANGE REL. CHK. 18_E026 9-10-2018 FIRST ISSUE 19_E005 19-3-2019 SHT 2 ADDED BADGE REMOVAL HOLE + CORRECT FP No. A.1 MCM 19_E008 4-4-2019 A.0.0 UPDATED PART NUMBERS TO MATCH DB 19_E018 16-7-2019 SHT 2 A.0.1 LIGHT PIPE UPDATED TO E847PM2 (was E847PM) SHT 1...
  • Page 68 ECO NR. DATE CHG. ZONE DESCRIPTION OF CHANGE REL. CHK. 18_E026 9-10-2018 FIRST ISSUE 19_E005 19-3-2019 SHT 2 ADDED BADGE REMOVAL HOLE + CORRECT FP No. A.1 MCM 19_E008 4-4-2019 A.0.0 UPDATED PART NUMBERS TO MATCH DB 19_E018 16-7-2019 SHT 2 A.0.1 LIGHT PIPE UPDATED TO E847PM2 (was E847PM) SHT 1...
  • Page 69 ECO NR. DATE CHG. ZONE DESCRIPTION OF CHANGE REL. CHK. 18_E026 9-10-2018 FIRST ISSUE 19_E005 19-3-2019 SHT 2 ADDED BADGE REMOVAL HOLE + CORRECT FP No. A.1 MCM 19_E008 4-4-2019 A.0.0 UPDATED PART NUMBERS TO MATCH DB 19_E018 16-7-2019 SHT 2 A.0.1 LIGHT PIPE UPDATED TO E847PM2 (was E847PM) SHT 1...
  • Page 70 WWW.ARCAM.CO.UK THE WEST WING, STIRLING HOUSE WATERBEACH, CAMBRIDGESHIRE, CB25 9PB +44 (0) 1223 203200...

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