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Instruction manual
Starting up and operating devices of the Evolution Wireless Digital series.
EW-DX EM 4 Dante rack receiver
System menu item
System -> TX Update menu item
This menu item lets you perform a firmware update for the transmitters. This update is recommended after you perform a firmware update for the receiver (see ew-d/ew-dx-em4dante-updating-receiver.html).

Instruction manual
Starting up and operating devices of the Evolution Wireless Digital series.
- EW-D EM rack receiver
- EW-D SKM-S handheld transmitter
- EW-D SK bodypack transmitter
- EW-DX EM 2 rack receiver
- EW-DX EM 2 Dante rack receiver
- EW-DX EM 4 Dante rack receiver
  - Product overview
  - Connecting/disconnecting the receiver to/from the power supply system
  - Connecting receivers in a network
  - Connecting receivers in a Dante® network
  - Connecting antennas
  - Outputting audio signals
  - Installing receivers in a rack
    You can install the receiver in any conventional 19" rack. The rack mounting angles are already attached to the device.
  - Switching the receiver on and off
  - Lock-off function
  - Using the headphone output
    You can use the headphone output on the front of the receiver (6.3 mm jack) to listen to the audio signals of the four channels.
  - Meaning of the LEDs
  - Displays on the receiver’s display panel
    Status information such as frequency, reception quality, battery status and audio level is shown on the display.
  - Buttons for navigating the menu
  - Opening the menu and navigating the menu items
  - Menu structure
    The figure shows the complete menu structure in an overview.
  - Setting options in the menu
    In the receiver menu, you can configure the following settings.
  - System menu item
    - System -> Link Encryption menu item
      You can secure the radio link between the transmitter and receiver using AES 256 encryption.
    - System -> Link Density menu item
    - System -> Network menu item
      In this menu item, you can configure the settings for the network connection.
    - System -> TX Update menu item
      This menu item lets you perform a firmware update for the transmitters. This update is recommended after you perform a firmware update for the receiver (see ew-d/ew-dx-em4dante-updating-receiver.html).
    - System -> Auto Setup menu item
      In this menu item, you can activate the Auto Setup function for the receiver.
    - System -> This Device menu item
      This menu item allows you to change the device name, view software and hardware information, or reset the device to factory settings.
  - Updating the firmware of the receiver
    You can update the receiver firmware using the Sennheiser Control Cockpit software, the Wireless Systems Manager software or the Smart Assist app.
- EW-DX SKM | EW-DX SKM-S handheld transmitter
- EW-DX SK | EW-DX SK 3-PIN bodypack transmitter
- Table stand EW-DX TS 3-pin | EW-DX TS 5-pin
- EW-DP EK portable receiver
- EW-DP SKP plug-on transmitter
- Establishing a radio link | Synchronizing the receiver and transmitter
- L 70 USB charger
- CHG 70N-C charger
  The CHG 70N-C is a network enabled charger featuring two individual charging bays.
- EW-D ASA antenna splitter
- AWM active directional antenna
- Cleaning and maintenance
  Note the following information when cleaning and maintaining products of the Evolution Wireless Digital series.

System -> TX Update menu item

This menu item lets you perform a firmware update for the transmitters. This update is recommended after you perform a firmware update for the receiver (see Updating the firmware of the receiver).

The firmware versions currently installed on the connected transmitter can be viewed under the TX Software menu item for the respective channel (see Ch 1 - Ch 4 -> TX Software menu item).

To open the TX Update menu item:

In the System menu, navigate to the TX Update menu item.
Press the jog dial to open the menu.
The available sender firmware is displayed:
Press the jog dial to start the firmware update.
Press the SYNC button on the connected transmitter for 3 seconds.
You have about 20 seconds to do this. The progress bar shows the remaining time.
The system carries out the firmware update for the transmitter.

The progress of the update is shown on the receiver’s display.

The transmitter’s display shows that the firmware update is in progress.

NOTICE

Canceling the update can impair the function of the transmitter

If the transmitter is turned off during the firmware update, the update may fail and the transmitter may cease to function correctly.

Do not turn off the transmitter during the update.

Do not remove the batteries or rechargeable battery pack during the update.

Make sure that the transmitter’s (rechargeable) batteries are sufficiently charged before updating.