Fluke 105B User Manual page 95

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To use the 4-field sequence function, do the following:
1. From the TV trigger menu, press
SEQUENCE).
When you have set 'TV system: VIDEO Non-interlaced' in
the MORE TRIGGER menu, the 4-FIELD SEQUENCE
menu option is disabled (not visible on the display shown in
Figure 5-14).
2. To look at the other phase or amplitude, press
(NEXT FRAME). The 4-field sequencer then triggers on
the other frames and discards the previous frames.
The NEXT FRAME function is not available (not visible on
the display) when 4-FIELD SEQUENCE (F3) is off (not
highlighted on the display shown in Figure 5-14).
(4-FIELD
NOTE
NOTE
92B/96B/99B/105B
Figure 5-15. Measuring a color burst with 4-FIELD
SEQUENCE and NEXT FRAME functions
Users Manual
OFF
4-FIELD
SEQUENCE
ON
NEXT
FRAME