Enter serial num-
bers
Press the "Menu" button to select the con-
figuration mode. Open the configuration
menu by pressing the "Pause/Start" key.
Enter the code 7109.
The "Service" menu item then appears in
the submenu.
In the service menu, enter the serial num-
ber with the associated checksum (check-
sum and serial number can be seen on the
rating plate) and confirm with "Save".
ATTENTION! ?
If there is no "Checksum" on the rating
plate of the device, please contact
Technical Support.
If the serial number does not match the
checksum, an "X" is displayed next to
"Save" and it must be entered again.
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