Tektronix WFM 601i, User Manual

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Functional Overview
2–14
WFM 601i Serial Component Monitor
The FORMAT screen presents the results of seven signal format checks. A given
check reports back either “OK” or “ERROR”. The checks are continuously made
and the results are not “sticky”: once an error condition clears, the indicator
returns to “OK”.
SIGNAL PRESENT
525 LINES
10 BITS
DISPLAY
STATUS
FORMAT
DATA RANGE OK
SAV PLACEMENT OK
LINE LENGTH OK
FIELD LENGTH OK
ANC PARITY OK
ANC CHECKSUM ERROR
ANC PLACEMENT
OK
RESET
Figure 2-8: Basic FORMAT Screen.
DATA RANGE
Indicates an error if the reserved values of 000h–003h or
3FCh–3FFh are used incorrectly.
SAV PLACEMENT
Indicates an error if SAV is improperly placed with respect to
the preceding EAV.
LINE LENGTH
Indicates an error if there are an incorrect number of samples from
one EAV to the next.
FIELD LENGTH Indicates an error if there are an incorrect number of lines in a
field.
ANC PARITY Indicates an error if a parity error has occurred in ancillary data.
ANC CHECKSUM Indicates an error if an ancillary data checksum error has
occurred
ANC PLACEMENT Indicates an error if ancillary data is improperly placed with
respect to active video.
FORMAT Screen