Instruction manual

12
General Description
3.3 Common Operating Procedures
The pushbuttons on the front allow access to the main functions.
ON Press briefl y to switch-on the WCU-3. To switch-off
the WCU-3 press and hold ON for more than 2 seconds.
RUN Starts/stops the connected camera (toggle function)
CAL CAL request on the display: Press CAL button
briefl y for lens motor calibration
Intentional Calibration: Press and hold CAL for more
than 2 seconds to run a calibration cycle
CLM-3 Lens Motor Operation:
Due to its very high torque, the CLM-3 motor needs
special attention in usage.
Careless calibration or mounting may ruin lens mechanics!
Careless calibration or mounting may ruin lens mechanics!
To minimize the risk of lens damages, any ARRI CLM-3
capable lens control system with a CLM-3 con nected,
sends a CAL request every time a CLM-3 drive unit has
been repowered. ONLY in case you are REALLY SURE
that the CLM-3 motor setup has not been changed, you
may override this CLM-3 dependent CAL request by
double-pressing the CAL button within 0.5 seconds .
KNB Turn the focus knob to the desired START focus value.
Press and hold the KNB button and turn the focus knob to
the chosen STOP focus value*. Release the KNB button.
LIM Turn the focus knob to the desired START focus value.
Press and hold the LIM button and turn the focus knob
to the chosen STOP focus value*. Release the LIM button.
LIM Shift the iris slider to the desired START iris value.
Press and hold the LIM button and shift the iris slider to
the chosen STOP iris value*. Release the LIM button.
* During change-over to the STOP position the appropriate
or symbol appears in the display, toggling in
size. After successfully setting the limits, the larger
symbol appears steadily in the display.
Reset from limitation by briefl y pressing the appropriate button.
Note: This description assumes that the iris is assigned to the slider and
the focus is assigned to the knob.
The jog wheel, located on the lower end of the push-
button line, allows access to the WCU-3‘s menu system.
Press the jog wheel button to enter the menu system from
the initial (status) screen or to select the highlighted menu
item.
Turn the jog wheel to make a - highlighted - choice from
the displayed menu items.
To exit from any menu, highlight the EXIT symbol in
the lower right screen corner and press the jogwheel button.