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User manual
Starting up and operating devices of the ew IEM G4 series.
SR IEM G4 stereo transmitter
Setting options in the menu
Auto Lock menu item
Switching the automatic lock-off function on and off

User manual
Starting up and operating devices of the ew IEM G4 series.
- EK IEM G4 diversity receiver
- SR IEM G4 stereo transmitter
  - Product overview
  - Connecting/disconnecting the SR IEM G4 with/from the power supply
  - Creating a data network
    You can monitor and control one or more SR IEM G4s via a network connection using Sennheiser Wireless Systems Manager (WSM) software.
  - Connecting audio signals
    You can connect mono or stereo signals via the two input sockets BAL AF IN L(I) and BAL AF IN R(II).
  - Daisy chaining audio signals
  - Connecting antennas
  - Installing the SR IEM G4 in a rack
  - Switching the SR IEM G4 on and off
  - Using the headphone output
  - Configuring the audio channels (mono/stereo)
  - Deactivating the RF signal (RF mute)
  - Lock-off function
  - Displays on the SR IEM G4 display panel
    You can view the following information on the transmitter display.
  - Buttons for navigating the SR IEM G4 menu
  - Menu structure
  - Setting options in the menu
    - Sensitivity menu item
      Adjusting the input sensitivity – AF audio level
    - Mode menu item
      Configuring the audio transmission
    - Easy Setup menu item
      Activating Easy Setup Sync
    - Frequency Preset menu item
      Manually selecting a frequency bank and channel
    - Name menu item
      Entering names
    - Auto Lock menu item
      Switching the automatic lock-off function on and off
    - Advanced menu item
      In the Advanced submenu you can configure enhanced settings.
    - Advanced > Tune menu item
      Configuring transmission frequencies and frequency banks U1 to U6.
    - Advanced > Sync Settings menu item
      Configuring, activating or deactivating parameters for transmission to the receivers.
    - Advanced > RF Power menu item
      Configuring the transmission power.
    - Advanced > Fullscreen Warnings menu item.
      Activating/deactivating warnings
    - Advanced > Brightness menu item
      Adjusting the contrast of the display panel.
    - Advanced > Reset menu item
      Resetting the transmitter.
    - Advanced > IP Address menu item
      Adjusting the network configuration.
    - Advanced > Software Revision menu item
      Show software revision.
- AC 41 antenna combiner
- Establishing a radio link
- Synchronizing devices
  You can synchronize ew IEM G4 series transmitters and receivers via the transmitter’s and receiver’s infrared interfaces.
- Cleaning and maintenance
  Note the following information when cleaning and maintaining products.

Auto Lock menu item

Switching the automatic lock-off function on and off

This lock prevents the transmitter from being unintentionally switched off and also prevents any unintentional changes to the transmitter’s configuration. In the standard display, the lock icon shows whether the lock-off function is currently switched on.

You can find information about using the lock-off function under Lock-off function.