Sennheiser EVOLUTION WIRELESS G2 100 Service Manual Download Page 11 | Manualshive

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SK 100 G2, SK 300 G2, SK 500 G2
02/2005

4.3

Special service tools

Service set for service software ew G2 (Part-No. 094739)

Verwendung im Kapitel:

“Reading out / Changing of device data via infrared adaptor” on
page 15

Infrared adaptor

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Summary of Contents for EVOLUTION WIRELESS G2 100

Page 1: ...0 preset channels presets and one freely adjustable frequency bank With a switching bandwidth of 36MHz 1440 frequencies can be selected in the UHF band Features Pilot tone squelch for interference free operation Mute function HDX compander system Charging contacts integrated in transmitter does not apply to SK 100 G2 Backlighting of display with one keystroke Battery status display Robust metal ho...

Page 2: ...s according to the current spare parts list are allowed For safety and certification reasons it is forbidden to alter the product without authorisation Otherwise the person who has altered the product is liable for any consequential damage repairs exchanges The following instructions for overhaul and testing must be followed In case of unusual problems please contact your Sennheiser distributor Fo...

Page 3: ...nfrared adaptor 15 5 Circuit diagrams 17 Block diagram 17 Mainboard circuit diagram part 1 3 18 Mainboard circuit diagram part 2 3 19 Mainboard circuit diagram part 3 3 20 RF board circuit diagram part 1 2 21 RF board circuit diagram part 2 2 22 Mainboard interconnector assignment part 1 2 23 Mainboard interconnector assignment part 2 2 24 RF board interconnector assignment 25 Mainboard printed ci...

Page 4: ... G2 쐂 SET button also save function 쐆 rocker button UP DOWN 쐊 Battery compartment 쐎 Battery compartment cover 쐅 Unlocking button 쐈 ON OFF button 쐉 LC display 씈 MUTE switch Display elements 쐃 Alphanumeric display of the transmit frequency 쐇 Symbol for channel bank and channel number 쐋 Frequency unit 쐏 7 step level display for audio signal AF 쐄 MUTE display audio input is muted 쐂 PILOT display pilot...

Page 5: ..._______________ 170mA with transmitter switched off _______ 250µA Operating time when powered by batteries or accupack _____________________ 8 hours Battery status indication________________ 100 70 30 low battery Programming interface _________________ integrated infrared interface Temperature range ____________________ 10 C to 55 C Dimensions in mm_____________________ 82 x 63 x 23 Weight incl ba...

Page 6: ...o 30dB also refer to input level on page 11 Compander system ___________________ Sennheiser HDX Preemphasis ________________________ HDX dependent Input impedance Microphone_____________________ 10kW Line __________________________ 1MW parallel 470pF guitar optimised Total harmonic distortion at nominal deviation 1kHz ____________ 0 9 Signal to noise ratio referring to peak deviation ____________ ...

Page 7: ...____________________ 1 bank 20 tunable channels Switching bandwidth __________________ 36MHz Harmonic emissions ___________________ 1µW Spurious wave emissions in the range from 47MHz to 862MHz__ 4nW all other frequencies 1GHz ________ 250nW Channel grid _________________________ n x 25kHz Frequency stability within temperature range 10kHz Intermodulation distance 400 kHz at antenna distance 10cm ...

Page 8: ...2 SK 500 G2 8 27 02 2005 3 Exploded view 022 004 005 009 013 012 006 011 023 014 008 SK 500 G2 SK 300 G2 SK 100 G2 SK 100 G2 016 010 007 007 015 017 008 022 002 002 002 002 003 002 001 018 020 019 019 SK 500 G2 SK 300 G2 ...

Page 9: ...2 plug right SK 300 G2 SK 500 G2 double charging contact 008 SK 100 G2 plug left SK 300 G2 SK 500 G2 single charging contact 009 Battery cover 010 Axle 011 Antenna 012 PCB RF 013 Battery case 014 PCB mainboard 015 LC display complet 016 Flat cable 20 pin 017 Slide button black 018 Rocker switch black 019 Knob 020 Shielding cup 021 Label 022 Lens screw 023 Slottet nut ...

Page 10: ...ging of device data via infrared adaptor on page 15 4 2 Measuring set up Laboratory DC IN AF IN 230 00 MHz AF generator RF OUT Spectrum analyzer AF level meter 230 00 MHz IR MIC LINE GND PC with service software ew G2 1 Frequency counter Multimeter RF power meter SK x00 G2 NTC pin Pins of the battery case See Mainboard printed circuit board component side page 26 Measuring demodulator power supply...

Page 11: ...00 G2 SK 500 G2 02 2005 11 27 4 3 Special service tools Service set for service software ew G2 Part No 094739 Verwendung im Kapitel Reading out Changing of device data via infrared adaptor on page 15 Infrared adaptor ...

Page 12: ...ge the buttons 2 1 Current consumption when transmitter is switched off POWER OFF Connected in series to BK battery contact See page 26 220µA typ 180µA Current limita tion of labora tory power supply unit ION 300mA 2 2 Current consumption when in operation Supply 2 4VDC via battery contacts POWER ON press button for approx 3 seconds See 2 1 170mA LC display is switched off Test points see page 26 ...

Page 13: ...on frequency TP3 0 9VDC to 2 3VDC Balancing via C114 3 3 3 Uppermost range limit See 3 1 Use TUNE to set the uppermost transmission frequency TP3 2 9VDC to 4 2VDC Balancing via C114 3 4 Measuring balancing the RF output power How to avoid measuring errors 1 Desolder the antenna before starting the measurement 2 Measure against a direct ground point on TP8 3 Only use shielded measuring lines with a...

Page 14: ...rd may be damaged if you press them using sharp edged or pointed objects e g the tip of a ballpoint pen Only use objects with end rounded tips that will not damage the buttons 5 1 Visual inspection of all display elements Supply 2 4VDC via battery contacts POWER ON press button for approx 3 seconds 5 2 Checking of automatic display deactivation See 5 1 See 5 1 Backlighting switches off after appro...

Page 15: ...ading out in data e g SK 100 transmitter For stationary devices RS232 RS485 converter with mains adaptor RS232 cable for connection of PC and converter RS485 cable for connection of receiver and converter You may order the service package directly from Sennheiser Service package for ew G2 software ID no 094739 price group 161 4 5 3 Required software You may download the service software free of ch...

Page 16: ... All device data are read out If all the data have been read out successfully the message Success is displayed Note If you perform individual actions in the Info or Service registers you have to return the device into the operational status afterwards For this reason finally click the Close Device button 7 Go to the Service register 8 Click the EXECUTE ALL button Result The new device data are wri...

Page 17: ... 2 MAIN BOARD LCD BOARD RF BOARD SET UP DOWN U102 U100 GAIN AUDIO MUTE Q100 Q102 Q104 U32 Temp Stab Q206 3 30 U200 D202 ON LoBatt S202 S204 S206 S208 D204 D212 Y203 REF f 32 768 kHz 4 MHz PEAK PILOT Q200 Q202 Q208 030903Prl1015 DC DC U204 Q214 5 5V 10 5V Y202 Q220 U400 INFRARED TRANSCEIVER 4 2 ANTENNA Battery MIC LINEGUIT Block diagram ...

Page 18: ... C140 4 7u10V C120 4 7u10V C126 1 0uM10V C152 1 0uM10V C124 2 2nK C134 1 0nK C116 100nJ C108 100nJ C110 470pK C100 1 0uJ C142 1 0nK C130 1 0nK C118 10pJ C138 220pK C154 100p J C162 1 0nF C160 1 0nF C156 220nK C158 100pJ C106 100nK C112 0 22uM20V C102 1 0uM10V C150 1 0uM10V C148 1 0uM10V C122 0 47uM16V C128 0 47uM16V C164 1 0uM10V C146 1 0uM10V C136 22nJ C132 100nJ C104 47pJ C166 BC847S 2 Q122 BC84...

Page 19: ... 2uZ C401 2 2uZ C402 2 2uZ C403 10nK C300 10nK C301 10nK C302 1 0nK C303 1SS355 D200 CL190SR D202 33u6V3 C218 BAV99W D210 GND OUT IN ON OFF NC NJU7241 U206 2 1 5 4 3 BC847S Q204 BC847S Q204 BC847PN Q208 BC847S Q217 BC847S Q217 BC847S Q218 BC847S Q218 BC817W Q219 BC847PN Q216 150u6V3 C266 BC847PN Q208 22u L206 MBR0520 D208 1 2 BAT60A D213 1 2 SI2301DS Q214 BAT_TEL BB439 D206 CL190TLY D212 CHIPLED G...

Page 20: ...11 LCD18 LCD29 LCD20 LCD17 LCD05 LCD06 LCD16 LCD21 LCD09 LCD26 LCD25 LCD24 LCD14 LCD22 LCD23 LCD10 LCD12 LCD15 LCD08 LCD30 LCD27 LCD28 LCD19 LCD07 LCD13 1 0uK C400 22pJ C500 3 3V 5 5V 5V 3 3V 47RJ R508 100KJ R510 100RJ R514 10KJ R516 22KJ R512 220KJ R518 1 0MJ R520 BC850BW Q220 TP406 TP400 TP408 TP 40 2 TP404 TP414 TP410 TP418 TP424 TP425 TP426 82 5KF R502 330KF R500 41 2KF R503 165KF R501 2 4 8 1...

Page 21: ... R210 470KJ R218 4 7KJ R808 41 2KF 22RJ R132 220RJ R134 6 8KJ R130 6 8KJ R128 12KJ R126 1 8KJ R116 2 2MJ R88 1 0KJ R80 180RJ R11 R200 15KJ R216 18RJ R30 0 0R R802 165KF R801 330KF R908 41 2KF R902 165KF R901 330KF 2 7KJ R4 100KJ R50 100KJ R52 47RJ R64 1 0MJ R2 68RJ R122 100KJ R102 47RJ R136 4 7RJ R140 22KJ R76 22KJ R82 22KJ R84 1 0KJ R202 1 0KJ R118 10KJ R78 0 0R R71 S1 SKQLLC S2 SSSS212 12 Batt B...

Page 22: ...X X X X L224 R324 X X X X X X X L206 18n R230 R227 J200 R327 J300 0R X 33R X 100R X C220 2p7 L22 10p 10p 20p 330R 330R 330R 330R 33n 18n 18n 18n 18n 33n 2p2 2p2 2p2 2p2 2p2 2p2 2p2 18n5 12n5 12n5 12n5 12n5 12n5 8n0 39n 33n 27n 22n 27n 18n 3p9 5p6 2p2 1p8 2p7 2p7 180p 180p 180p 180p 180p 180p 180p 22n 15n 12n 12n 8n2 8n2 3p3 3p3 3p3 2p2 2p2 2p7 270R 220R 220R 180R 180R 180R 180R 0R 0R 0R 0R 0R 0R 0...

Page 23: ...SK 100 G2 SK 300 G2 SK 500 G2 02 2005 23 27 Mainboard interconnector assignment part 1 2 ...

Page 24: ...SK 100 G2 SK 300 G2 SK 500 G2 24 27 02 2005 Mainboard interconnector assignment part 2 2 ...

Page 25: ...SK 100 G2 SK 300 G2 SK 500 G2 02 2005 25 27 RF board interconnector assignment ...

Page 26: ...R369 R376 R378 R392 R396 R500 R501 R502 R503 R559 R560 S200 U100 U102 U202 U206 U208 R406 P3 C226 C228 C232 C234 C240 C242 C248 C250 C252 C254 C256 C278 C401 C403 D208 D213 D215 L202 L204 L208 P5 R350 R370 R372 R374 R381 R382 R384 R386 R388 R390 R408 U204 BK C266 R182 R188 89623 L 4 1 C200 C204 C206 C208 C212 C214 C216 C244 C246 C260 C272 C274 C400 C500 D204 D206 J400 L200 Q208 Q216 Q217 Q218 Q220...

Page 27: ... R200 R202 R204 R206 R208 R210 R212 R213 R214 R215 R216 R218 R219 R22 R220 R224 R226 R227 R228 R229 R230 R246 R8 R801 R802 R804 R808 R901 R902 R904 R908 TP200 TP202 C100 C104 C114 D104 D106 D110 L104 R106 C4 L100 89613L C10 C12 C18 C238 C30 C32 C33 C34 C342 C346 C36 C38 C40 C42 C44 C46 C48 C50 C52 C5 6 C72 C75 C76 D70 J1 J300 L20 L21 L222 L30 M2 M3 Q30 Q70 R14 R16 R20 R21 R30 R32 R324 R326 R327 R3...

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