Fluke 190-104 - Video Test Using SC600 Scope Calibration Option

Fluke 190-104/190-204
Service Information
4-30
ADC
B
PM5418
PM9075
4119-75
75 OHM
USE 75 OHM TERMINATION
USE 75 OHM COAX CABLE
PM9082
PM9081
Figure 4-16. Test Tool Input A to TV Signal Generator Inverted
8. Select the following Test Tool setup:
• Press
F4
to open the Trigger Options menu.
• Choose
VIDEO on A... , then from the shown opened menu choose
Polarity: NEGATIVE | PAL ( or NTSC or PALplus or SECAM )
9. Using
select line number 310 (PAL or SECAM) or 262 (NTSC)
10. Observe the trace, and check to see if the Test Tool triggers on line number 310 (PAL
or SECAM, see Figure 4-17), or line number 262 (NTSC, see Figure 4-18).
Figure 4-17. Trace for PAL/SECAM line 310
Negative Video
Figure 4-18. Trace for NTSC line 262 Negative
Video
4.6.18 Video test using SC600 Scope Calibration Option
You can skip this test if you did test 4.6.17 Video test using the Video Pattern
Generator.
Only one of the systems NTSC, PAL, PALplus, or SECAM has to be verified.
Proceed as follows: