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Chapter 2 - Camera
Description
5 - Left-hand operating controls
1 - "F+" "F-": 3-position automatic return to centre switch.
The purpose of this switch is described in the CAMERA OPERATION part.
2 - "PICT": 3-position automatic return to centre switch used to select the camera
output video:
• when pressed towards "PICT", selects picture of image video,
• initial operation in the opposite direction to "PICT" gives the bar pattern,
• second operation away from "PICT" gives the "SAW" (sawtooth) test signal.
This switch is inactive if the camera is being operated from a control panel.
3 - "WBL": 3-position stable switch used to select the white balance memory:
• if the switch is set to "A", the colour temperature correction values made to the videos
subsequent to starting of white balance shall be stored in memory A,
• if the switch is set to "B", the correction values made shall be stored in memory B.
To review the stored values, simply set the switch to "A" or "B",
• if the switch is in the "PRESET" position, the white balance makes no colour
temperature corrections on the videos.
NOTE: There are two "PRESET" references: 3100°K and 5600°K (refer to CAMERA
OPERATION part).
This switch is inactive if the camera is being operated from a control panel.
4 - "GAIN": 3-position automatic return to centre switch used to select camera master
gain (refer to CAMERA OPERATION part).
This switch is inactive if the camera is being operated from a control panel.
B1657D902D
October 2001
1
PICT
A
WBL
B
F-
PRST
+
GAIN
-
F+
ON
SAVE
2
3
4
5
THOMSON TTV 1657D
User manual
127
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