- Pharos Traveler GPS Model 535 Hardware Manual
38 
Using energy-saving functions 
You can save energy in several ways to optimally utilize the battery operating time: 
●  Switch the Pharos Traveler GPS 535 into the Suspend mode when you are not using it. 
●  Reduce the processor speed. 
●  Switch the display lighting off or reduce the brightness. 
●  Switch off the sound, reduce the volume or only allow acoustic signals for certain applications. 
Switching the Pharos Traveler GPS 535 into Suspend mode 
►  Select the number of minutes after which the Pharos Traveler GPS 535 is to switch into the 
Suspend mode when it is not used under Start - Settings - System - Power. 
i
Press the Suspend/Resume button to deactivate the Suspend mode. 
The Pharos Traveler GPS 535 returns to the point at which you interrupted your work. 
Switching off display lighting 
►  Select the number of minutes after which the display lighting is to be switched off in the battery 
mode when the Pharos Traveler GPS 535 is not used under Start - Settings - System - Backlight. 
Reducing brightness 
►  Reduce the display brightness under Start - Settings - System - Backlight. 
Switching on the sound and setting the volume 
►  Touch the loudspeaker symbol in the navigation bar. 
A popup window for the loudspeaker settings appears. 
►  Set the desired volume on the slide control with the stylus. 
►  To switch off the sound, activate the selection field for Off with the stylus. 
►  Touch the display anywhere outside the popup window. 










