GN ReSound as Metrix MX70-D, Technical Manual

Page 1: ...GN ReSound as Global Technical Operations gto gnresound com Lautrupbjerg 9 DK 2750 Ballerup Denmark E mail Service gnresound dk Technical Manual ReSound Metrix MX70 D DI DV DVI MX80 DVI BTE ...

Page 2: ...18 Doc no 0072930 rev F Part lists 3 10 Electronic module assembly 11 12 On off mechanism 13 Final assembly 14 15 Replacement of microphones 16 Test 17 18 Amplifier assembly 22 23 Subject Page Table of contents ...

Page 3: ...the model shown is MX70 DVI Batt door complete PCB Front mic Back mic Suspensions Pins Listening coil VC Rubber pads Batt springs Socket Push button Socket holder complete Socket holder ID part Rec Module Electronic housing PB cover On off spring Child lock ...

Page 4: ... Pin 0 6 x 7 70 for batt 15167700 Pin 0 6 x 5 20 front 15167900 Pin 0 6 x 8 50 rear 15168000 Push button cover Part No Platinum 15155900 Light blonde 15155901 Medium blonde 15155902 Dark blonde 15155903 Dark brown 15155904 Beige 15155905 Anthracite 15155906 Marble grey 15155907 Black 15155908 Red 15155911 Blue 15155912 Green 15155913 Light grey 15155914 Grey2 15155915 Orange 15155917 Red 15155918 ...

Page 5: ... 1A L 15476300 Blister Pack 1B L 15476400 Blister Pack 2A L 15476500 Blister Pack 2B L 15476600 Blister Pack 3A L 15476700 Blister Pack 3B L 15476800 Blister Pack 0A R 15476900 Blister Pack 0B R 15477000 Blister Pack 1A R 15477100 Blister Pack 1B R 15477200 Blister Pack 2A R 15477300 Blister Pack 2B R 15477400 Blister Pack 3A R 15477500 Blister Pack 3B R 15477600 Thin Tubes Part No Kit flex vent s...

Page 6: ...5429804 15754904 Beige 15428605 15429605 15429705 15429805 15754905 Anthracite 15428606 15429606 15429706 15429806 15754906 Marble grey 15428607 15429607 15429707 15429807 15754907 Black 15428608 15429608 15429708 15429808 15754908 Light grey 15428614 15429614 15429714 15754914 Grey2 15428615 15429615 15429715 15754915 Metal 15428616 15429616 15754916 Orange 15428617 15754917 Red 15428618 15754918...

Page 7: ...9904 Beige 15428805 15428905 15429005 15429905 Anthracite 15428806 15428906 15429006 15429906 Marble grey 15428807 15428907 15429007 15429907 Black 15428808 15428908 15429008 15429908 Metal 15428816 15428916 15429016 15429916 Orange 15428817 Red 15428818 Green 15428819 Blue 15428820 Purple 15428821 Electronic housing hinge pin push button cover Housing in metallic comes w o push button cover The P...

Page 8: ...arble grey 15194807 Black 15194808 Light grey 15194814 Grey 15194815 Metal 15194816 Orange 15194817 Red2 15194818 Grey2 15194819 Blue2 15194820 Purple 15194821 Front Mic sus pension Part No Platinum 15155100 Light blonde 15155101 Medium blonde 15155102 Dark blonde 15155103 Dark brown 15155104 Front beige 15155105 Anthracite 15155106 Black 15155108 Marble grey 15155109 Red 15155111 Blue 15155112 Gr...

Page 9: ...te 15289906 Marble Grey 15289907 Black 15289908 Two tone devices The electronic housing is Metal Front and back mic suspension is grey2 MX70 D Part No Platinum 15290000 Light blonde 15290001 Medium Blonde 15290002 Dark blonde 15290003 Dark brown 15290004 Beige 15290005 Anthracite 15290006 Marble Grey 15290007 Black 15290008 Metal Light grey 15290014 Metal Grey2 15290015 Metal Anthracite 15290016 M...

Page 10: ...um Blonde 15280502 Dark blonde 15280503 Dark brown 15280504 Beige 15280505 Anthracite 15280506 Marble Grey 15280507 Black 15280508 Metal Red 15280511 Metal Blue 15280512 Metal Green 15280513 Metal Light Grey 15280514 Metal Grey 15280515 Metal Antracite 15280516 Orange Grey2 15280517 Red2 Grey2 15280518 Green2 Grey2 15280519 Blue2 Grey2 15280520 Purple2 Grey2 15280521 ...

Page 11: ...ay before mounting it into the suspension Fit the suspension to the back microphone Ensure that the mic is turned the correct way before mounting it into the suspension Wrong Fold the back microphone around the PCB Ensure no damage to PCB during the folding process Put on the self adhesive rubber pads on each side of the back microphone as shown PICTURE ...

Page 12: ...rooves in the housing Press the amplifier gently into the Electronic module housing Adjust the mic suspensions to ensure They are correctly seated in the elec tronic housing Place the PB cover hinge 0 5x4 40 on the housing Ensure no damage to the cover dur ing the insertion process Electrinic module complete ...

Page 13: ...o 0072930 rev F On off mechanism Connect the electronic housing to the receiver module and fix them with the pins except the rear pin Mount the on off spring into the receiver module and fix it with the rear pin Rear pin ...

Page 14: ... the electronic module Do not strain the Wires While routing the rec wires fit the electronic module to the receiver Module Ensure the wires are not trapped between the two modules Fit the battery door to the receiver module and fix it with the pin Insert the on off mechanism into the device Ensure it is seated correctly in the housing Insert the ID part printed w Serial no into socket holder and ...

Page 15: ...the device hook Make sure there is no gap between Hook and filter Rear pin 0 6x8 50 Fit the 3 pin Front Rear and battery hinge Front pin 0 6x5 20 Batt hinge 0 6x7 70 To remove the pins place the instru ment in the service tool Use the pin remover tool to push the pins out ...

Page 16: ...Page 16 of 18 Doc no 0072930 rev F Replacement of microphones Remove soldermaterial from micro phone pads Place the new mic s and resolder as shown ...

Page 17: ... parts a test frame and an instrument holder Each part has its own part number and they are available from GN Otometrics in Taastrup Test tubing is normal 20 mm effective lenght as for all AUDIOmaster BTE testing Instrument fixture p n 1 21 69200 Test frame p n 1 21 65900 ...

Page 18: ...ording to picture Connect the programming cable and select MX 70 test program in AUDIOmaster During the test program execution the IAD calibration will be performed at the appropriate time Another bennefit from the fixture is that the instrument is in a well defined position so the telecoil test can be performed without any interaction from the operator 20 mm Instrument fixture p n 1 21 69200 ...