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Sennheiser HMD 46-3, Руководство по обслуживанию

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HME 46-3, HMD 46-3

 

02/2008

25/25

7.9

Exploded view cable -PTT-x

7.10 Spare part list for cable -PTT-x

FIG. ITEM

PART NUMBER

NOMENCLATURE

UNITS PER ASSY

 10 515048

HOUSING

1

 20 514188

KNOB PTT

1

 30 600698

COVER 

1

 40 087996

LENS SCREW TORX -6IP-EJOT, 1.8X8

4

 50 039538

INSERT RD7.2X4

2

 60 515649

PCB ASSY

1

 -70 528106

LABEL

1

 90 515058

CABLE -PTT-6, 0.3 M

1

 90 600730

CABLE -PTT-6-1, 1.0 M

1

 90 515060

CABLE -PTT-L, 0.3 M

1

 90 600642

CABLE -PTT-LA, 1.75 M

1

 90 600667

CABLE -E/D-3PTT-M, 1.6 M

1

 100 515486

CABLE -PTT-6, 1.5 M

1

 100 515479

CABLE -PTT-6-1, 0.8 M

1

 100 515486

CABLE -PTT-L, 1.5 M

1

 100 515470

CABLE -PTT-LA, 0.5 M

1

 100 515479

CABLE -E/D-3PTT-M, 0.8 M

1

       - ITEM NOT ILLUSTRATED

30

60

40

40

40

40

PCB drawn as example

50

10

50

90

100

20

25

Содержание HMD 46-3

Страница 1: ...res ActiveGard not HME 46 31 and HMD 46 31 Flip away earcup Automatic two piece headband Flexible microphone boom can be worn on either left or right hand side Single sided cable Comfortable wearing e...

Страница 2: ...changes only approved components according to the current spare parts list are allowed For safety and certification reasons it is forbidden to alter the product without authorization Otherwise the per...

Страница 3: ...3 Testing of the dynamic microphone at the headset with cable HMD 46 3 x only 12 5 2 4 Operational testing of the headset cables 12 5 2 5 Audio testing of the headset without cable 12 5 2 6 Testing o...

Страница 4: ...mension 1 2 Cable type Complete cable length PTT 6 PTT 6 1 PTT L 1 85 m PTT LA 2 30 m E D 3PTT M 2 45 m 7 ATC L 2 00 m Cable type Length of Length of E D 3PTT M 0 80 m 1 60 m PTT LA 0 50 m 1 75 m PTT...

Страница 5: ...___________________________ 200 ohms 2 3 Microphone of HMD 46 3 5 Type _______________________________ MD 46 413_5 ohms Transducer principle _____________________ dynamic noise compensating Frequency...

Страница 6: ...nter 50 6 Remove the felt plate 40 7 Unsolder the leads of the cable TP1 to TP4 of the split headband 10 from the PCB see Printed circuit boards page 19 8 Unsolder the leads from the capsules TP8 TP9...

Страница 7: ...ophone side page 24 1 Rotate the microphone arm 100 or 105 to the side position if necessary see figure below 2 Screw the threaded pin 10 of the cap module completely into the microphone arm fixing 3...

Страница 8: ...ock diagram page 20 5 Install the felt plate 40 on the PCBs 20 of the system module 6 Turn the center 50 into the cap 20 or 25 7 Set the capsule with resonator 60 into the cap 20 or 25 8 Install the s...

Страница 9: ...ded view HME 46 3 HMD 46 3 page 21 1 At the inside of the microphone arm fixing is a latch Firstly set this latch at the right socket position of the cap 20 2 Hook the microphone arm 100 or 105 into t...

Страница 10: ...l testing of the pre polarized microphone at the headset with cable HME 46 3 x only A Audio testing see Cable connector s pin alignment page 14 and see Wiring diagrams page 15 et sqq 1 Connect the hea...

Страница 11: ...urement mode 2 Connect the multimeter at the relevant pins of the cable connector see Cable connector s pin alignment page 14 or see Wiring diagrams page 15 et sqq Result The multimeter displays 200 o...

Страница 12: ...s of the signal generator and the corresponding measurement results Figure 1 Operational test of the dynamic microphone Input signal of 1 kHz at TP3 and TP4 of the PCB Output level at TP8 and TP9 Audi...

Страница 13: ...3 bridge orange blue red brown green n c white screen Solder side Connector system cable Audio Hi right Audio Lo right not connected Screen Audio Hi left Audio Lo left Microphone Hi Microphone Lo Bri...

Страница 14: ...cted not connected screen E 3PTT M red or D 3PTT M orange blue white orange green screen blue red brown soldering side System cable white orange not connected brown green not connected yellow screen r...

Страница 15: ...red blue brown screen white blue red orange green bridge black yellow soldering side Audio Hi left Audio Lo left PTT PTT bridge to pin 10 Audio Lo right Audio Hi right Microphone Hi Microphone Lo Scre...

Страница 16: ...e white orange brown yellow green black screen red blue System cable white orange brown green yellow screen red blue white orange brown green yellow black screen red blue 515760 white orange brown gre...

Страница 17: ...te brown red blue soldering side System cable white orange brown green yellow screen red blue white orange brown green yellow screen not connected red blue 515760 1 2 3 4 5 6 7 8 9 10 Audio Hi right A...

Страница 18: ...ight Lo 300 mV 1 kHz 300 mV 1 kHz 510722 see rear side of the PCB PCB headphone solder side PCB no 510721 PCB headphone solder side PCB no 510722 The PCB layout is simular on both sides The PCB layout...

Страница 19: ...HME 46 3 HMD 46 3 20 25 02 2008 6 6 Block diagram...

Страница 20: ...ed views with spare part lists 7 1 Exploded view HME 46 3 HMD 46 3 120 100 10 threaded pin 20 90 Microphone side 80 70 40 110 50 PCB 60 cable with screws transducer Note The system module consists of...

Страница 21: ...5 MICROPHONE ARM MKE 46 STANDARD 1 105 528136 MICROPHONE ARM MKE 46_152MV PA 1 110 093675 CABLE HOLDER 1 120 528106 LABEL 1 ITEM NOT ILLUSTRATED FIG ITEM PART NUMBER NOMENCLATURE UNITS PER ASSY 10 515...

Страница 22: ...LY NOT MICROPHONE SIDE FOR HME D 46 3 1 20A 528155 PCB ASSEMBLY NOT MICROPHONE SIDE FOR HME D 46 31 WITHOUT ACTIVEGARD 1 30 515002 LEAD BROWN 1 40 515003 LEAD ORANGE 1 ITEM NOT ILLUSTRATED FIG ITEM PA...

Страница 23: ...8 7 7 Exploded view of the cap microphone side 7 8 Spare part list of the cap microphone side FIG ITEM PART NUMBER NOMENCLATURE UNITS PER ASSY 10 087509 THREADED PIN 1 ITEM NOT ILLUSTRATED 10 cap of m...

Страница 24: ...INSERT RD7 2X4 2 60 515649 PCB ASSY 1 70 528106 LABEL 1 90 515058 CABLE PTT 6 0 3 M 1 90 600730 CABLE PTT 6 1 1 0 M 1 90 515060 CABLE PTT L 0 3 M 1 90 600642 CABLE PTT LA 1 75 M 1 90 600667 CABLE E D...

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