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Setting Test Equipment - Hitachi VK-S454 Service Manual

Color video camera
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4) Use light box that does not flicker and whose color temperature is controlled, for adjustment. If an inappropriate light box is
used, precise adjustment will not be possible, and the adjustment program will not operate normally.
5) Take care with the following when pointing the video camera at a chart (light box):
Focus the chart correctly.
Set the chart (light box) 30-50 cm away from the lens surface, and avoid any effects from surrounding light (except for
a case where some designation is given).
Aim at the chart and let chart fill the screen (video period). (Except for a case where some designation is given.)

2.3 Setting test equipment

1) Set the switches, knobs and each mode of oscilloscope as follows for adjustment:
Probe:
TIME/DIV:
VOLTS/DIV:
Synchronization:
AC/DC/GND:
Note: The names of switches, knobs, modes, etc. of oscilloscope may vary slightly depending on the manufacturer or
model. Since some oscilloscopes may have switches, etc. other than the above that must be set, see the instruction
manual of the particular oscilloscope for details.
10:1
10 or 20 µs (except for a case where some designation is given)
Will vary depending on the measurement object (except for a case where some designation is
given)
Internal sync (except for a case where some designation is given)
AC (except for a case where some designation is given)
3 - 3

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Vk-s454e