![background image](http://html1.mh-extra.com/html/sennheiser/sr-2020-d/sr-2020-d_instruction-manual_1242982019.webp)
18 | SR 2020-D
Operating the SR 2020-D
Activating/deactivating the lock mode (“Lock”)
The lock mode prevents that the transmitter is accidentally programmed or switched off
during operation.
To
activate
the lock mode:
Select the „
Lock
“ menu.
Select the setting „
Lock On
“.
Press the
SET
button
5
.
The lock mode is activated and the lock mode icon appears on the standard display.
To
deactivate
the lock mode:
Press the
SET
button
5
.
„
Lock On
“ appears on the display.
Select the setting „
Lock Off
“.
Press the
SET
button
5
to deactivate the lock mode.
The lock mode icon disappears from the standard display.
Loading the factory-preset default settings (“Reset”)
Select the „
Reset
“ menu.
„
Reset No
“ appears on the display.
Press the
▲
/
▼
rocker button
4
until „
Reset Yes
“ appears on the display.
Press the
SET
button
5
to reset the device to the factory-preset default settings.
„
DONE
“ appears on the display. The transmitter is reset to the following factory-preset
default settings:
• Channel mode: Tourguide
• Input signal: Line input
• Channel: 1
• Input sensitivities:
• Line input: 0 dB
• Microphone input: 0 dB
• Lock mode: deactivated
Displaying the version number of the software (“Version”)
Note:
This function is for servicing purposes only.
To display the version number:
Select the “
Version
” menu.
The version number appears on the display.