Tektronix Webcam 070-8030-01 User Manual
Operating Information
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1780R-Series Service Manual
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Figure 2–18: Front panel of the 1780R-Series Video Measurement Set
Front-panel Controls
With the exception of the POWER switch, all of the switches and controls on the
1780R-Series front panel fall into the general groupings of Special Purpose,
Precision Measurement, Display, or Functional Measurement. Numerals by each
control name are supplied to assist in locating the control in the two associated
figures.
1780R-Series front panel fall into the general groupings of Special Purpose,
Precision Measurement, Display, or Functional Measurement. Numerals by each
control name are supplied to assist in locating the control in the two associated
figures.
1.
POWER. Self indicating positive push and release switch that changes the
1780R-Series from standby to operate. When power cord is connected to the
instrument, it is automatically in standby state.
1780R-Series from standby to operate. When power cord is connected to the
instrument, it is automatically in standby state.
2.
Left (button). Illuminated switch that assigns the common FOCUS, SCALE,
INTENSITY, and POSITION controls to operate with the left-hand CRT.
Previous setting of these controls is stored and returned when the button is
first pushed. (In the factory-shipped configuration this button causes only a
temporary shift in control, timing out and returning control to the right CRT
after selection.)
INTENSITY, and POSITION controls to operate with the left-hand CRT.
Previous setting of these controls is stored and returned when the button is
first pushed. (In the factory-shipped configuration this button causes only a
temporary shift in control, timing out and returning control to the right CRT
after selection.)
3.
Right (button). Illuminated switch that assigns the common FOCUS,
SCALE, INTENSITY, and POSITION controls to operate with the right-
hand CRT. Previous setting of these controls is stored and returned when the
button is first pushed. (As factory-shipped, control reverts to this button after
a timeout for the left CRT display.)
SCALE, INTENSITY, and POSITION controls to operate with the right-
hand CRT. Previous setting of these controls is stored and returned when the
button is first pushed. (As factory-shipped, control reverts to this button after
a timeout for the left CRT display.)
4.
FOCUS. Adjusts beam for the selected CRT to provide optimum definition.
5.
SCALE. Controls the level of graticule illumination for the selected CRT.
6.
INTENSITY. Controls display brightness for the selected CRT.
Display Controls