Testing The Iris And Zoom Functions - Sony Digital betacam DVW-707 Operation Manual

(2) Turn off the DISPLAY switch, and check that the audio level
indication in the viewfinder disappears.
9
Check that setting the ZEBRA switch to ON and OFF makes the
zebra pattern appear and disappear on the viewfinder screen.
Note
The current display status may inhibit one of the displays or operations
mentioned in steps 3 to 6. If this happens, switch the camcorder to
engineer mode, set the DISP MODE to 3 in the VF DISP page of the
setup menu, then set the desired items in the SHUTTER, '!' LED, and
MENU SELECT pages.

Testing the iris and zoom functions

1
Set the zoom to automatic zoom mode and check that the power
zoom operates correctly.
2
Set the zoom to manual zoom mode and check the zoom functions
manually.
3
Set the iris to automatic adjustment mode and point the camera at
objects of different brightness. Check that the automatic iris
adjustment operates correctly.
4
Set the iris to manual adjustment mode and check that turning the
iris ring adjusts the iris correctly.
5
Hold down the instant auto iris button on the lens and point the
camera at objects of different brightness. Check that the iris ring
turns as the automatic adjustment is made.
(Continued)
Chapter 6 Maintenance
6
6-5