Sennheiser Digital 9000, Instruction Manual

Page: 78 / 130

Using the EM 9046
76 | Digital 9000
To synchronize the settings with your transmitters via infra-red:
왘
Select one of the channels 1–8.
왘
Switch on the transmitter to which you want to assign this channel.
왘
Press the button
J
on the EM 9046.
The receiver switches to synchronization mode and the LED
B
flashes.
왘
Place the transmitter’s infra-red interface in front of the infra-red
interface
D
of the receiver. Maintain a distance of approx. 10–20 cm
between the infra-red interfaces.
The transmitter and receiver are synchronized:
– After pressing the button
J
, the receiver’s infra-red interface
searches for a suitable transmitter infra-red signal for 12 seconds.
– You can interrupt the synchronization at any time by pressing the
button
J
again.
– If a problem occurs during the synchronization process, read the
chapter “If a problem occurs ...” on page 110.
왘
Repeat the above steps for the remaining transmitters.
Main menu “ Channel setup ”
To get into the main menu:
왘
Select the “ ch ” operating mode.
왘
Select one or several channels (see page 52).
왘
Call up the menu items described in the following and adjust your set-
tings.
왘
Press the button to store your settings.
왘
Synchronize your settings via infra-red (see page 76).
“Frequency” – Selecting a frequency preset or setting a frequency
manually
Via the “ Frequency ” menu item, you can select a frequency preset for the
active booster frequency range or set the frequency manually. In the
above diagram, range “
A1 ” is active. The frequency range is from “ 470-
494 MHz ”. For information on how to activate a booster frequency range,
refer to page 59.
왘
Either select a frequency preset (“ A1.1 ” ... “ A1.40 ” in the above dia-
gram) or set the frequency manually (“ U ”). If you set the frequency
manually, make sure to set a frequency within the current 24 MHz
booster frequency range and maintain a frequency spacing of 600 kHz
to avoid intermodulation interference.
If no channel is selected, “ Please select Channel ” is displayed in the
menu selection.
Preset A1.1 Freq 470 . 200 MHz
Range: 470 - 494 MHz
frequency