89 North LDI-6 Operating Manual page 23

Figure 17. System Info & Settings can be accessed by pressing the gear icon. Also note that the ring indicator is now
green, indicating that the LDI is no longer in Warm-up mode.
The 'Control Mode' tab lists options for the control modes of laser intensity and shutter control (Figure
18). Intensity control mode options are 'Host USB' or 'External Analog'; shutter control mode options are
'Host USB' or 'External Digital'.
If 'External Digital' shutter control mode is selected, configure the TTL shutter positions in the 'TTL
Configuration' tab of the 'System Info & Settings' window (Figure 19). Options are active (shutter open)
high or active (shutter open) low.
When control modes have been set, select OK to close the 'System Info & Settings' window. Control mode
settings will be retained between LDI power cycles.
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