Silvercrest SL 65 T Operating Manual page 51

Select the programming to be changed by using the "CH–" and
"CH+" keys.
Press the yellow functional key "F3" to modify the entries.
Select the desired input field with the keys "CH–", "CH+", "V–"
and "V+".
Modify the entries as required.
Example: Sleep timer – via the "0" key
Press the "0" key. The sleep timer is displayed.
You can select the remaining time with the "V-" and "V+" keys
until the receiver changes over to standby mode (disable = sleep
timer not activated, minute options: 10 mins, 20 mins, 30 mins, 40
mins, 50 mins, 60 mins, 70 mins, 80 mins, 90 mins, 100 mins,
110 mins or 120 mins = sleep timer activated).
Press the "OK" key to confirm.
Entering basic settings
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