User`s manual

Page 12 · 4200 Series LaserSource User’s Manual
Shrt A short circuit has been detected on the output.
OutT The unit is out-of-tolerance. See the Tol Time and Tol Io settings for
more information.
ILim The unit is in current limit.
MLim The unit is in photodiode current limit.
PLim The unit is in photodiode power limit.
Settings and Menus
All parameters of the LaserSource can be viewed and changed within the
menu. The menus are constructed with the most used parameters first. To
change any setting, press Menu to enter the menu then rotate the knob to select
the parameter to change. Press the knob to begin changing the value. As a
visual indication that you are in edit mode, you will see an asterisk appear next
to the value. Once you have made your change, press the knob or Menu button
to store the value. Pressing the Menu button will store and exit the menu, while
pressing the knob will store the value but leave you in the menu to make
additional changes.
Some settings are contained inside a sub menu, such as communications
settings. To access the sub menu, simply press the knob to enter the sub menu
when its name is displayed.
Below is a complete list of settings:
Menu Description Factory
Default
Root Menu Top Level Menu
Mode As described in the section above, Control
Modes, the unit offers five control modes: Io
(ACC), Io HiBW (ACC), Im (AMC), Po (APC),
and Vf (AVC). Change this setting to select a
new mode.
Io (ACC)
Io limit This setting controls the maximum amount of
forward current that can be delivered to the
laser diode. This limit is implemented in hard
for immediate response. For more
information about limits, see the section
entitled “Hardware and Software Limits”.
Maximum