evertz 4025 Instruction Manual page 51

Film footage encoder
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INSTALLATION
summary of the Head offsets is available using the KK HEAD OFFSET
item in the CONFIG drop down menu of the Format menu.
The following calibration procedure MUST be performed before the 4025 will
use the KeyKode information it receives. The head offset for each film type
and transfer speed MUST be initialized for each combination used.
The automatic alignment procedure in the 4025 calculates the exact offset
between the head and the gate, and is normally required only during
installation. Following this procedure should provide a quick, and error free
method of calibrating the 4025.
The Format menu is used to perform manual adjustments or to invoke the
head offset learning procedure. Press the FORMAT key to access the
Format menu. Using the
the
&
keys to highlight the KK HEAD OFFSET menu item and press
the SELECT key to show the HEAD OFFSET SUMMARY. The current
head offset numbers and the approximate number of film frames from the
head to the gate are shown for each film type and transfer rate.
The head offset learning is protected from normal user access by the
Engineering Mode DIP switch. With Engineering mode Off, you may look at
the head offset summary page, but cannot proceed to any of the calibration
steps described below. To enable Engineering mode, turn DIP switch #8 on
the 631 module (right hand card inside the 4025) to the Closed (On) position.
Press the
&
to calibrate. The programmed offset for that film type and transfer rate will
be highlighted. Press the SHIFT + SELECT keys to calibrate the selected
head offset, or press the SELECT key to return to the FILM drop down
menu.
Model 4025 Film Footage Encoder Manual
&
keys drop down the CONFIG menu. Use
TIMECODE
FILM
NTSC HEAD OFFSET SUMMARY
35 MM 24 FPS
0820
35 MM 30 FPS
0840
16 MM 24 FPS
NONE
16 MM 30 FPS
NONE
PICK,SHIFT+SELECT TO CALIBRATE
keys one or more times to select the head offset you wish
CONFIG
( 41 FRM)
( 42 FRM)
Page 2-27

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