© Ernst Nagel GmbH 2S Trimmer Service Manual en.doc Rev.1.0. 20.07.2011
42
Contents
5. Troubleshooting
(continued)
5.1 Service program mode
(continued)
5.1.5 Sensors and Switches
To check if the Sensors and Switches are functioning correctly.
Fig.
5.18
Fig.
5.19
Fig. 5.20
All sensors and switches can individually be checked by blocking/unblocking sensors.
While blocking/unblocking, view the display for response. Displayed is the state by :0 / ’Low’ (unblocked / not
activated) :1 / ’High’ (= blocked / activated).
Which state corresponding to blocked/unblocked is depending on whether the sensor or switch has inverted
function or not. For status definition, see Service Program Mode Tables 5.1.2.
No. Action
1
Enter the Service Program mode [see Chapter
5.1
]
2
Use the ‘
▲
/
▼
’ buttons to select ‘Sensors’ and press the ‘Enter’ button.
3
Use the ‘
▲
/
▼
’ buttons to select the Sensor or Switch that need to be checked and press the ‘Enter’
button.
Pay attention! In the Sensors menu there are more pages available.
Use the ‘Next’ button to view the other pages.
4
Check the Value : When :0/‘Low’ the sensor is not activated, when :1/‘High’ the sensor is activated.
5
Press the ‘
’ button to exit the Service Program mode and enter the Operator mode.
