Update – AXING SZU 21-00 User Manual
Page 9

Operation Instructions SZU 21-00
Chapter 4: Update
29.08.14
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In the main menu, use button to select the menu item DiSEqC 1.0 and press OK to confirm.
…
In the DiSEqC 1.0 menu, activate the desired LNB (LNB A to LNB D) by pressing buttons and .
Return to the main menu by pressing the OK button.
Then select a satellite and start search via the SAT-Navi menu.
After switching off the SZU 21-00, the DiSEqC control is deactivated again.
3.4
Light menu
In the Light Menu, you can switch the background light of the LCD on or off.
4
Update
For always being up to date, a software update of the SAT-Navi can be carried out via the serial RS-232
interface. Since most modern PCs don’t have an RS-232 port any more, a USB adapter has to be used. It
is included in the programming set SZU 22-00 (the programming set must be ordered separately).
4.1
Connecting the SAT-Navi to the PC
To update the software, the following steps are required:
4. Connect the adapter to the update port of the SAT-Navi located in the battery compartment.
5. Connect the update adapter to the USB adapter via a null modem cable.
Fig. 13: Selecting an LNB
Note
Fig. 14: RS-232 adapter
RS-232
adapter