THOMSON TTV 1707 User Manual page 182

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3. «AUDIO» potentiometer
Not used with the TTV1707 camera.
4. «LOW-TALLY OFF HIGH»
This three-position switch is used to select two light intensities and disable the external
«ON AIR1» light on the viewfinder front panel. This selector switch will have no effect on
the «ON AIR1» indication visible in the viewfinder.
5. «ZEBRA-MARK» selector switch
Three-position switch (automatic return to centre).
Only the «MARK» position is used with the TTV1707:
• On initial pressure towards «MARK», the 1 markers are displayed, and on the second,
the 2 markers, and on the 3rd pressure, the display is extinguished. The marker content
is programmable in the Cameraman's operating functions. Refer to chapter 3, 3.3.2 -
Cameraman operating functions paragraph).
6. «BRIGHT» potentiometer
Viewfinder LIGHT adjustment.
7. «CONT» potentiometer
Viewfinder CONTRAST adjustment.
8. «PEAK» potentiometer
Adjustment of image transition reinforcement on the viewfinder screen so as to facilitate
focusing.
9. Viewfinder safety attaching latch
To uncouple the viewfinder from the camera, pull this latch downwards.
10.Viewfinder attaching dovetail
11.Doublet locking ring
To extract the doublet, rotate the ring in the direction shown on the drawing and pull.
12.ON AIR 1 led
This indicator light comes on when the camera is on «ON AIR1».
THOMSON TTV1707 / CCU DT500
User manual
Chapter 5 - 4 cm/14 cm Viewfinders
4 cm Viewfinder
B1707M00LD
September 2000