Sony DNW-A75 BETACAM SX Operation Manual page 25

4 OUT REF (reference) switch
This switch selects the reference signal for this unit
depending on the combination of the setting of
extended menu item 309 and the operating state of the
unit.
REF: Use the signal input to the REF. VIDEO
INPUT connector as the reference signal. During
recording input digital audio and video signals
must be synchronized with this signal.
INPUT VIDEO: Use the input video signal selected
by the VIDEO INPUT SELECT switch as the
reference signal.
Note
Operating this switch during playback may cause a
momentary interruption of the playback sound.
5 PROCESS CONTROL switch
This selects the method of control of the internal
digital video processor.
REMOTE: Select this position to use an optional
BVR-50/50P Remote Control Unit for remote
control of the internal digital video processor.
MENU: Select this position to use setup menus to
change the settings for the internal digital video
processor.
LOCAL: Select this position to use the subsidiary
control panel to change the settings for the internal
digital video processor.
6 VIDEO knob and PRESET/MANUAL switch
The switch makes the selection described immediately
below. When it is set to MANUAL, you can use the
knob to adjust the video signal output level.
PRESET: Regardless of the position of the knob, the
video signal output level is set to the reference
value.
MANUAL: You can adjust the video signal output
level in the range ±3 dB.
You can change the adjustment range using
extended menu item 714.
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1) IRE: A unit for representing a video level laid down by
the IRE (Institute of Radio Engineers). The IRE is now
the IEEE (Institute of Electrical and Electronic
Engineers).
7 CHROMA (chrominance) knob and PRESET/
MANUAL switch
The switch makes the selection described immediately
below. When it is set to MANUAL, you can use the
knob to adjust the chrominance signal output level.
PRESET: Regardless of the position of the knob, the
chrominance signal output level is set to the
reference value.
MANUAL: You can adjust the chrominance signal
output level in the range ±3 dB.
You can change the adjustment range using
extended menu item 714.
8 SET UP (DNW-A75)/BLACK LEVEL (DNW-
A75P) knob and PRESET/MANUAL switch
The switch makes the selection described immediately
below. When it is set to MANUAL, you can use the
knob to adjust the (black) setup level (525/60 system)
or black level (625/50 system).
PRESET: Regardless of the position of the knob, the
setup level (525/60 system) or black level (625/50
system) is set to the reference value.
MANUAL: You can adjust the setup level (525/60
system) in the range ±30 IRE
(625/50 system) in the range ±210 mV.
9 Y/C DELAY knob and PRESET/MANUAL
switch
The switch is effective only for playback of video
recorded in Betacam or Betacam SP format. It makes
the selection described immediately below. When it is
set to MANUAL, you can use the knob to adjust the
Y/C delay.
PRESET: Regardless of the position of the knob, the
Y/C delay is set to the reference value.
MANUAL: You can adjust the Y/C delay in the
range ±100 ns.
Chapter 2 Location and Function of Parts
1)
, or the black level
2-17