THOMSON STUDIO CAMERA LDK 20(S), Техническое руководство

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Adjustments Technical Manual LDK 20(S) - Studio Camera 4-21
Video Miscellaneous Board
White pulse amplitude
17. Connect camera to a base station and switch to Triax mode.
18. Adjust the white pulse in line 10 (PAL), in line 13 (NTSC) for the R-Mux output.
Measure at: Adjust with: Required result: Correct:
X17A-27 ZR201 700mV
0%
10
90
100
19. Adjust the white pulse in line 10 (PAL), in line 13 (NTSC) for the G-Mux output.
Measure at: Adjust with: Required result: Correct:
X17A-19 ZR401 700mV
0%
10
90
100
20. Adjust the white pulse in line 11 (PAL), in line 14 (NTSC) for the B-Mux output.
Measure at: Adjust with: Required result: Correct:
X17A-23 ZR601 700mV
0%
10
90
100
21. Set up camera in the stand-alone mode again.
Monitoring camera output
22. Use the controls at the rear panel of the camera to select the Y signal for the monitoring output by navigating
through the menu system.
23. Connect oscilloscope terminated with 75 Ohm to the VF output of the camera.
24. Adjust the amplitude of the VF output signal.
Measure at: Adjust with: Required result: Correct:
VF output ZR111 PAL 700mV
0%
10
90
100
0.2V 10µS
VB+700mV
NTSC 714mV
(100IRE)