THORLABS LEDD3 Series, Руководство по эксплуатации

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18 LEDD3 - FLIM LED Driver User Manual
© 2009 Thorlabs
the 'Internal Modulation Mode' are two separate parameters and will be handled
individually.
3.1.3
Settings and Configuration
There are settings and system configurations, which can be accessed via the main
menu. To enter the main menu from one of the operation modes press the 'ESC'
button.
Figure 13 Main Menu
Select an item with the multi-control knob and press the 'Ok' button to access the
desired setting or configuration panel.
User Limit
The current limit can be changed by selecting 'User Limit'. The following screen
appears and the LED current limit can be set using the multi-control knob. The new
value has to be confirmed with the 'Ok' button or canceled with the 'ESC' button. The
LED current limit can be set up to the maximum LED current limit (LED Imax), which
is defined in the EEPROM of the LED head. See next section for more information.
Figure 14 LED Current Limit Setting
LED Configuration
In case a new LED was installed the LEDs maximum current and frequency need to
be configured. These values are saved in the EEPROM of the LED head and can be
changed in the 'LED Configuration' menu.
This menu entry is hidden in normal operation mode. Go to the 'User Limit' screen
described above and hold the "LED" button for about three seconds.
A sub menu appears and the LEDs maximum current (LED Imax) and frequency
(LED fmax) can be set. Press the 'Ok' button to select one of these limits. The multi-
control knob is used to change the value and has to be confirmed with the 'Ok' button
or canceled with the 'ESC' button.