Fisher & Paykel MR700, MR720, MR730, MR480 DSP1, DSP2, DSP3, LED1, LED3, LED2,LED4, LED5,LED11

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8.9ELECTRICAL PARTS LIST

The electrical components listed below are referenced in accordance with the component layout and the circuit diagrams (see § 8.2 to 8.8).

Note: The Control and Power PCB Assemblies listed below are replacement parts for Revision F & later PCBs. For replacement of Revision D PCBs refer to § 7.3 for details of upgrade kits.

8.9.1CONTROL BOARD COMPONENTS: (REVISION H AND LATER PCBS)

Ref

Description

Part No.

 

Control PCB Assembly MR480 (No Eprom)

043040679

 

Control PCB Assembly MR700 (No Eprom)

043040633

 

Control PCB Assembly MR720 (No Eprom)

043040677

 

Control PCB Assembly MR730 (No Eprom)

043040675

 

Eprom Programmed MR480 Ver 3.0

362040076

 

Eprom Programmed MR700 Ver 3.0

362040077

 

Eprom Programmed MR720 Ver 3.0

362040078

 

Eprom Programmed MR730 Ver 3.0

362040079

C1, C3,

 

 

C4, C5, C9, C10, C11

Cap. Ceramic 100 nF 50 V

312040153

C2

Cap. Mylar 100 nF 50 V

316040085

C12, C13

Cap. Ceramic 22 pF 50 V

312040130

C14, C15, C16

Cap. Elec. 10 µF 25 V

311040663

C17

Cap. Ceramic 1 nF 50 V

312040107

C18, C19, C20

Cap. Ceramic 22 nF 50 V

312040116

C22, C23

Cap. Mylar 10 nF 50 V

316040084

C21, C24

Cap. Ceramic 470 pF 50 V

312040118

D1, D2, D3,

 

 

D4, D5, D6, D7, D8,

 

 

D9, D10, D11, D12

Diode 1N4148

361040155

DSP1, DSP2, DSP3

Display LED (HDSP5301 or LA6760)

999860001

J1A, J2A

14 pin ribbon connector socket

341040357

LED1, LED3

LED green

361040329

LED2,LED4, LED5,LED11

LED amber/yellow

361040328

LED6,LED7,

 

 

LED8,LED9,LED10

LED red

361040327

Q1, Q2, Q3, Q4, Q13

Transistor BC547B

361040159

R1, R2, R3, R5, R6,

 

 

R14, R26, R28, R31,

 

 

R36, R39, R41, R43

Resistor 10k 0.25 W 5%

325040284

R4

Resistor DIL Resistor pack 7/27k 5%

325046010

R7, R13

Resistor 4k7 0.25 W 5%

325040287

R8

Resistor 27k 0.25 W 5%

325040319

R10, R33, R65, R70

Resistor 22k 0.25 W 5%

325040318

R11

Resistor 180E 0.25 W 5%

325040309

R12

Resistor 6k8 0.25 W 5%

325040335

R15

Resistor 9k09 0.25 W 1% Metal Film

325040145

R16

Resistor 560E 0.25 W 0.5% Metal Film

325040135

R17

Resistor 1k5 0.25 W 0.5% Metal Film

325040137

R18

Resistor 4k7 0.25 W 0.5% Metal Film

325040138

R19, R24, R69

Resistor 2k2 0.25 W 5%

325040282

Ref. 185040646 MR730/720/700/480 Technical Manual ¯ Revision F ¯ Issued March 2001

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Contents Auckland, New Zealand D E L S MR730 MR720 MR700 MR480National Office Revision F changes Section Description of ChangeContents Performance Check MR480 Dual Probe Temperature Test10.1 Power PCB Harness Connection DiagramMaintenance Schedule B1.1 Maintenance Schedule ChecklistAppendix D Models MR730/720/700 MR700 Series General SpecificationsRSD EOHSET TOPMR700 Series Humidifiers with Version 1.0 Software Operating Controls and ModesStandby Button MR700/720/730 only 1 MR700/MR730 ALL Software VERSIONS, MR720 Version 1.0 only 2 MR720 Version 2.0, 3.0 SoftwareAlarms and Indicators Version 3.0 Software Version 1.0 and Version 2.0 SoftwareAudio Alarm Circuit Operation Power Line Interrupt Revisions D/F Pcbs Revision H and J Pcbs For models with Revision D PCB and earlier CalibrationPage Performance Check Alarms Check MR700/720/730 Dual Probe Temperature Test Servicing Information Replacing revision F or earlier power PCB MR700/720/730Replacing revision F or earlier power PCB MR480 Fault Location SCHEMATICS, Part Lists and Mechanical Drawings Power Board Control Board Component Layout Revision F PCB Page This page Left Blank Circuit Diagrams Revision H and J PCB Control PCB Circuit Diagrams Revision H and J PCB Power PCB Circuit Diagrams Revision F PCB Control PCB Circuit Diagrams Revision F PCB Power PCB LED6,LED7 LED8,LED9,LED10 DSP1, DSP2, DSP3LED1, LED3 LED2,LED4, LED5,LED11VR4 SW5SPK1 VR1Fuse fast acting 2 a 20 × 5 mm for 230 999830009 MR480AGM Exploded Diagrams MR480 10.3 MR730/720/700 Mechanical Parts MR720ASU Exploded Diagrams MR730/720/700 Heaterplate Assembly Parts MR730/720/700/480 Page PCB Identification Diagram Power PCB Harness Connection Diagram Date Change First Serial Number Comments Affected Product Change HistoryYear Model Code Serial Number AAA XxxxxOFF Appendix aA2.3 Integral Display Error MessagesEP4 EP1EP2 EP3Third Byte First ByteSecond Byte A5.4 Serial Data Interface Connector Appendix B B1 Maintenance ScheduleElectrical Safety Checks as required Photocopy and File in Maintenance RecordsPossible cause Action to take Appendix CHigh Temperature C1.6 C1.5LED on Check Voltage Rating Of Unit Appendix D Cleaning instructionsAppendix E Setup NotesDynamic Test Sequence MR730/720/700 Dynamic Test Procedure MR480