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Location and Function of Parts
54
Press the switch axially to output preview key signals from
the EXT I/O connector.
See the table “Iris adjustment functions” (page 54).
Iris adjustment functions
Iris/master black control block (RCP-921)
Press
OPEN
CLOSE
Relative mode
(IRIS RELATIVE button lit)
Absolute mode
(IRIS RELATIVE button out)
IRIS lever (RCP-920)
IRIS control knob
(RCP-921)
Adjusts the iris with relative values within 1/4 of
the total range from OPEN to CLOSED.
Adjusts the iris within the variable range set by
the SENS and COARSE controls.
COARSE control knob Adjusts the total range from OPEN to CLOSED
in relative values.
Sets the lower limit for CLOSED.
SENS control knob Does not function. Sets the upper limit for OPEN, referenced to the
CLOSED value set by the COARSE control.
a EXT indicator
d IRIS/MB ACTIVE button
c AUTO button
f IRIS display
e IRIS RELATIVE button
h MASTER BLACK display
j COARSE control knob
k IRIS control knob
l Iris gauge
i SENS control knob
m MASTER BLACK control knob
b Spare button