Sony BVP-900 Series Product Information Manual page 109

Iris/master black control block (RCP-720)
5 CLOSE button
6 AUTO button
1) MASTER BLACK display
Displays the current master black setting in the range from -99 to
+99.
2) MASTER BLACK RELATIVE button
When the IRIS/MB ACTIVE button is illuminated, the master black
adjustment mode can be selected with this button. Press and
illuminate the button for Relative mode, or press and turn the
illumination off for Absolute mode. When the IRIS/MB ACTIVE
button is not illuminated, Relative mode is automatically selected and
this button is not operative.
3) IRIS RELATIVE button
When the IRIS/MB ACTIVE button is illuminated, the iris
adjustment mode can be selected with this button. Press and
illuminate the button for Relative mode or press so that it is not
illuminated for Absolute mode. When the IRIS/MB ACTIVE button
is not illuminated, Relative mode is automatically selected and this
button is not operative.
4) IRIS display
Displays the f number of the current iris setting. When the iris is
closed, 'CL' is displayed.
5) CLOSE (iris close) button
Press and illuminate the button to close the iris.
6) AUTO button
Press and illuminate the button and the iris automatically adjusts to
the amount of input light. If you press the button when it is
illuminated, the illumination is turned off and manual iris adjustment
is enabled.
7) EXT (lens extender) indicator
Illuminated when the lens extender is in use.
8) IRIS/MB ACTIVE (iris/master black active) button
Press and illuminate this button to enable the iris/master black
control block of the panel. When the PANEL ACTIVE button is
pressed, this button is also illuminated.
9) SENS (sensitivity) control knob
Used for manual iris adjustment in Absolute mode. This control is
not operative when Relative mode is selected. See the table 'Iris
1 MASTER BLACK display
2 MASTER BLACK RELATIVE button
3 IRIS RELATIVE button
4 IRIS display
RELATIVE RELATIVE
MASTER BLACK IRIS
CLOSE AUTO
IRIS
Location and Function of Parts and Controls
7 EXT indicator
8 IRIS/MB ACTIVE button
EXT
IRIS/MB
ACTIVE
9 SENS control knob
SENS
10 COARSE control knob
CLOSE OPEN
COARSE
11 Master black control ring
12 IRIS control lever/preview switch
adjustment functions.
10) COARSE control knob
Used for manual iris adjustment. See the table 'Iris adjustment
functions'.
11) Master black control ring
Turn to manually adjust the master black level. The setting is
displayed in the MASTER BLACK display.
12) IRIS control lever/preview switch
When the AUTO button is not illuminated, you can adjust the iris
manually by moving the lever. When the AUTO button is illuminated,
the reference value for automatic iris adjustment can be set in a
range or +/-1f stop with this lever. Push it axially to connect the key
signal for preview at the PREVIEW connector. See the table 'Iris
adjustment functions'.
Iris adjustment functions
Relative mode
(IRIS RELATIVE button lit)
Adjusts the iris with relative
IRIS lever (RCP-720)
values within 1/4 of the total
IRIS control (RCP-721)
range from OPEN to CLOSED.
Adjust the total from the OPEN
COARSE control
to CLOSED in relative values.
Does not function.
SENS control
10
Absolute mode
(IRIS RELATIVE button not lit)
Adjust the iris within the
variable range set by the
SENS and COARSE controls.
Sets the lower limit for
CLOSED.
Sets the upper limit for OPEN
according to the CLOSED value
set by the COARSE control.
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