Videotek VTM-2000 Specifications download pdf (Page 37)

Operation

VTM-200 Installation and Operation Handbook 3-21

Table 3-6. Status Indicators

Indicator Background color

ON AIR clear

–

off the ai

red

–

on the ai

SOURCE ID 2 lines of text, 6 characters per line, entered from the keyboard at the user's option

Table 3-7. Error Indicators (only visible for serial digital inputs)

Indicator Background color

GAMUT clear – no errors yellow – error(s)

EDH clear – EDH not present green – EDH present,

no errors

red – EDH present,

error(s)

DATA clear – no errors red – error(s)

The error indicators show an error for one second after the error condition ends. In

addition to the above information, for NTSC or PAL inputs only, SC/H phase

information is displayed. SC/H phase is defined as the phase of the color burst

subcarrier relative to the leading edge of the horizontal sync pulse. The measurement

is displayed as text, is in degrees, and is accurate to within ± 5°.

User-Interface Controls

Front Panel Buttons / GPI/TALLY Connector / Keyboard

The VTM-200 can be operated in three ways: by using the front panel push buttons

directly; by contact closures applied to the back panel GPI/TALLY connector; or by a

computer keyboard connected to the back panel KEYBOARD connector. Regardless

of the source of control, the front panel indicators will accurately indicate the LAST

SELECTION that was made.

Using the front panel:

1. Press the DISPLAY button to cycle through the four-quadrant display, and the full

screen displays of the picture, waveform, vector, and audio levels.

2. Select the reference to be used by pressing the REF button.

3. Select one of the four input signals to be displayed by pressing the INPUT button.

4. Press FILTER to cycle through the available filters to be applied to the waveform

display.

5. Press SWEEP to cycle through the time base options for the waveform display.

6. Horizontal and vertical magnifications are controlled via the H. MAG and V.

GAIN buttons.

7. The waveform display formats are selected using the FORMAT button.

8. To zoom the audio display, press AUDIO.

9. To cycle the vector display through its six possible views, press VECTOR.

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Videotek VTM-2000 Specifications Page 37

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