2 monochrome, 3 zoom, 4 text – Grass Valley LDK 5307 User Manual
Page 24: 5 call, 6 ext1, 7 ext2, Monochrome, Zoom, Text, Call

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LDK 5307 7-inch LCD HD color viewfinder User’s Guide (v3.1)
Chapter 3 - Operation
The framing box can be set up in the viewfinder setup menu. Refer to
for more information.
3.2.2 Monochrome
Switches the viewfinder to monochrome mode. In the viewfinder setup menu the
source (Y, R, G, B or -G) can be selected. When the camera color bar is switched on,
the viewfinder returns to color mode. *)
3.2.3 Zoom
Zooms in to the center of the image. The zoom factor depends on the selected
camera video mode. *)
3.2.4 Text
Removes all text from the viewfinder image. This includes menu and message texts
and camera indicators. Markers and cadres are not removed from the image. Press
again to restore all text. *)
3.2.5 Call
Press the button to activate the system Call function. The green Call indicators on
the viewfinder light. *)
3.2.6 Ext1
Press the button to show the external (return) video channel 1.
3.2.7 Ext2
Press the button to show the external (return) video channel 2.
*) This is a camera system function.