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Video processor 1 board, Video output 18. adjust the video output amplitude – Technicolor - Thomson STUDIO CAMERA LDK 20(S) User Manual

Page 35

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Adjustments

Technical Manual LDK 20(S) - Studio Camera

4-9

Video Processor 1 Board

Test Sawtooth Nominal Settings
15. Sawtooth amplitude

Measure at:

Adjust with:

Required result:

Correct:

MP110

ZR111

-1000mV

0%

10

90

100

0.2V

10µS

VA+1.00V

16. Sawtooth slope

Set sawtooth amplitude to 100% on oscilloscope, measure between 10% and 90% and adjust slope test.

Measure at:

Adjust with:

Required result:

Correct:

MP110

R112

25 µS

0%

10

90

100

0.2V

5µS

25µS

t+25.0µS

90%

10%

17. Sawtooth horizontal shift

Set master black level to +10%.
Adjust start sawtooth for 4.5 µS after system blanking.

Measure at:

Adjust with:

Required result:

Correct:

CVBS out

R108

0%

10

90

100

0.2V

5µS

4.5µS

t+4.50µS

0.2V

CVBS

Video output
18. Adjust the video output amplitude

Measure at:

Adjust with:

Required result:

Correct:

X56-14 (R)

ZR206 (R)

450mV (R)

0%

10

90

100

0.1V

10µS

VA+450mV

X56-8 (G)

ZR406 (G)

450mV (G)

X56-20 (B)

ZR606 (B)

450mV (B)