Troubleshooting
TDS 684A, TDS 744A, & TDS 784A Service Manual
6–65
J18 pin 1 (Horizontal Sync)
J18 pin 2 (Vertical Sync)
Figure 6–31: Horizontal and Vertical Sync Signals – Color Display
J62 pin 1 (Video)
White Level
Black Levels
Blanking Levels
Figure 6–32: A Video Signal with White, Black, and Blanking Levels – Color Display