1. Sennheiser Ew 100 G2 Headset

Short Description

INSTRUCTION MANUAL evolution wireless Series. With the evolution wireless series ew 100, Sennheiser offers. Ew 100 transmitters and receivers are 4-channel. Instruction manual. Intended use. Intended use of the ew 100 G3 series products includes. Described in this instruction manual, or under operating. View online User manual manual for Sennheiser EW 100 G2 Other or simply click Download button to examine the Sennheiser EW 100 G2 guidelines offline on your desktop or laptop computer.

Service manual

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Summary of Contents for Sennheiser EM 100 G2

Sennheiser Ew 100 G2 Headset

• Page 1: Service Manual

  EM 100 G2 EM 300 G2 EM 500 G2 Short Description The three stationary receivers EM 100 G2, EM 300 G2 and EM 500 G2 ’ True Diversity receivers and are equipped with the HDX noise reduction system. Each receiver has a switching bandwidth of 36MHz in the UHF band.
• Page 2 If not observed the adaptor is legally liable for possible results of damage. repairs/exchanges The following instructions for overhaul and testing must be followed. In case of unusual problems please contact your Sennheiser distributor. EM 500 G2, EM 300 G2, EM 100 G2 2/32 08/2004...

• Page 3: Table Of Contents

  Interconnector assignmet ....................27 Mainboard, component side ..................28 Mainboard, solder side....................29 RF board, component side....................30 RF board, solder side .......................31 Monitoring module: MOD.A020, component side .............32 Monitoring module: MOD.A020, solder side ...............32 EM 500 G2, EM 300 G2, EM 100 G2 3/32 08/2004...

• Page 4: Controls And Indicators

  Audio output jack socket (AF OUT UNBAL) ¸ RJ45 socket as service interface (DATA) ¹ BNC socket as antenna input 2 (ANT II) Type plate BNC socket, antenna input 1 (ANT I) EM 100 G2, EM 300 G2, EM 500 G2 08/2004 4/32...

• Page 5: Technical Data

  EM 300 G2 68dB __________________________ ≥ EM 500 G2 70dB Intermodulation attenuation ≥ EM 100 G2 _____________________ 65dB __________________________ ≥ EM 300 G2 68dB __________________________ ≥ EM 500 G2 70dB EM 100 G2, EM 300 G2, EM 500 G2 08/2004...

• Page 6: Af Part

  Monitor output level/load _______________> 100mW/32 (only EM 500 G2 ' ______________________¼ AF outputs (6.3mm) jack socket Unbalanced XLR-3M, balanced Pilot tone Pilot tone frequency ______________32.768kHz ≥ Pilot tone deviation _______________ 1.5kHz EM 100 G2, EM 300 G2, EM 500 G2 08/2004 6/32...

• Page 7: Description

  AF signal is weakened by approx. 40dB. From the two outputs, the AF signal then reaches across various components to protect from ESD parasitic signals and phantom voltage at AF sockets P175 and J175. EM 100 G2, EM 300 G2, EM 500 G2 08/2004...

• Page 8: Rf Module

  2 x outgoing AF voltage to mainboard • 2 x RSSI voltage to mainboard. • Communication between the mainboard microprocessor and the EEPROM or the PLL for the RF module. EM 100 G2, EM 300 G2, EM 500 G2 08/2004 8/32...

• Page 9: Display Module

  R1), you must close the M1 solder bridge. You must not close the M1 solder bridge if you are using the monitor module in stereo mode. EM 100 G2, EM 300 G2, EM 500 G2 08/2004...

• Page 10: Exploded View

  Exploded view Exploded view: EM 100 G2 EM 100 G2, EM 300 G2, EM 500 G2 08/2004 10/32...

• Page 11: Exploded View: Em 300 G2, Em 500 G2

  Exploded view: EM 300 G2, EM 500 G2 EM 100 G2, EM 300 G2, EM 500 G2 11/32 08/2004...
• Page 12 PCB RF module Lens screw Flat cable, 15-pin Flat cable, 30-pin Knob (EM 500 G2 only) Socket BNC 50R Key cap ON/POWER Key cap UP/DOWN/SET Built-in plug XLR3M Lens screw EM 100 G2, EM 300 G2, EM 500 G2 08/2004 12/32...

• Page 13: Test And Alignment Instructions

  EM x00 G2 DC IN DATA Laboratory power supply unit AF OUT RF IN 230.00 MHz AF level measuring device RF signal generator Oscilloscope Other measuring equipment Spectrum analyzer Multimeter EM 100 G2, EM 300 G2, EM 500 G2 13/32 08/2004...

• Page 14: Test Table

  TP231/ GND +4.8V to (+5V +5.2V – Operating voltage See 1.9 See 2.4 TP233/ GND +4.8V to (+5V +5.2V – Operating voltage See 1.9 See 2.4 TP229/ GND +5.8V to (+6V +6.2V EM 100 G2, EM 300 G2, EM 500 G2 08/2004 14/32...
• Page 15 1 deviation: 48kHz +555mV R360 3.11 AF output See 3.1 Mod: on, with AF meter TP 8 +540mV Alignment via voltage, tuner 2 deviation: 48kHz +555mV R460 EM 100 G2, EM 300 G2, EM 500 G2 15/32 08/2004...
• Page 16 Display module - The EM 100 G2 exhibits a change in the form of individual segments. - The EM 300 G2 and EM 500 G2 exhibit consistent changes in color display. – RF display...

• Page 17: Reading Out/changing Unit Data Via The 'data' Service Interface

  • Changing/resetting the receiver factory settings. 5.4.2 Required hardware You need the Sennheiser service set for unit data read-in and read-out. The service set contains for portable ew G2 units • an infrared adapter for reading out/in data from portable units (e. g. SK 100), for rack-mount ew G2 units •...
• Page 18 You have successfully written the new data to the unit. These new data now correspond to the new factory settings for your unit. Your can find these data in “D:Sennheiserew G2 service package“ in the files “Defaults.dat“ and “FreqTable.dat“ or alternatively “FreqTableIEM.dat“.

• Page 19: Circuit Diagrams

  Circuit diagrams EM 100 G2, EM 300 G2, EM 500 G2 19/32 08/2004...

• Page 20: Mainboard, Circuit Diagram, Part 1/3

  EM 100 G2, EM 300 G2, EM 500 G2 08/2004 20/32...

• Page 21: Mainboard, Circuit Diagram, Part 2/3

  EM 100 G2, EM 300 G2, EM 500 G2 21/32 08/2004...

• Page 22: Mainboard, Circuit Diagram, Part 3/3

  EM 100 G2, EM 300 G2, EM 500 G2 08/2004 22/32...

• Page 23: Rf Board, Circuit Diagram, Part 1/3

  EM 100 G2, EM 300 G2, EM 500 G2 23/32 08/2004...

• Page 24: Rf Board, Circuit Diagram, Part 2/3

  EM 100 G2, EM 300 G2, EM 500 G2 08/2004 24/32...

• Page 25: Rf Board, Circuit Diagram, Part 3/3

  EM 100 G2, EM 300 G2, EM 500 G2 25/32 08/2004...

• Page 26: Monitoring Module Mod.a020, Circuit Diagram

  EM 100 G2, EM 300 G2, EM 500 G2 08/2004 26/32...

• Page 27: Interconnector Assignmet

  EM 100 G2, EM 300 G2, EM 500 G2 27/32 08/2004...

• Page 28: Mainboard, Component Side

  EM 100 G2, EM 300 G2, EM 500 G2 08/2004 28/32...

• Page 29: Mainboard, Solder Side

  TP650 TP266 TP33 TP231 TP280 TP184 TP20 TP233 TP11 TP601 TP229 TP277 TP177 TP605 TP234 TP179 TP606 TP212 TP226 TP225 TP631 TP210 TP227 TP208 TP240 TP242 TP209 TP244 TP241 EM 100 G2, EM 300 G2, EM 500 G2 29/32 08/2004...

• Page 30: Rf Board, Component Side

  EM 100 G2, EM 300 G2, EM 500 G2 08/2004 30/32...

• Page 31: Rf Board, Solder Side

  TP101 TP602 TP300 TP301 TP800 TP604 TP17 TP600 TP802 TP303 TP21 TP25 TP20 TP24 TP19 TP23 TP22 TP402 TP201 TP200 TP15 TP202 TP16 TP14 TP12 TP11 TP18 TP10 TP13 EM 100 G2, EM 300 G2, EM 500 G2 31/32 08/2004...

• Page 32: Monitoring Module: Mod.a020, Component Side

  77653L EM 100 G2, EM 300 G2, EM 500 G2 08/2004 32/32...