Operating instructions

Personnel:

Operating personnel
1. Change to the main menu.
2.
Select the menu item Setup  Basic setup  Sounds.
3. Select one of the options depending on which sound you
want to adjust.
4. Select a volume level.
5. Confirm with the OK button.
6.11.3 Setting display brightness
The devices have a sensor which automatically adjusts the display
brightness according to the ambient light level.
Adjustments to this setting are usually not necessary.
Personnel:

Operating personnel
1. Change to the main menu.
2.
Select the menu item Setup  Basic setup  Display
 Brightness.
3. The following options are available in the input window:
 The brightness is adjusted automatically with the
automatic default setting.
 The brightness can be set manually using the Stage
entries.
The brightness is increased from Stage 1 . The corre-
sponding brightness becomes visible on the display.
 The backlighting for the display can be completely
switched off using off .
4. Confirm with the OK button.
6.11.4 Specifying starting mode (Autostart)
It is generally required that the device starts operating again after a
mains power failure. A manual activation step can be inserted, e.g.
for safety reasons.
Fig. 41: Setting volume
Fig. 42: Setting brightness
Operation
Variocool 55