Tektronix CTS 850, User Manual

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Functional Overview
CTS850 SDH/PDH Test Set User Manual
2–25
Working with the Disk Drive
Use the disk drive in the CTS850 to save instrument setups, pass/fail
tests, measurement results and measurement histories. The CTS850
reads disks formatted in MS-DOS format. It reads only 1.44 MB
disks. The CTS850 does not format disks. Files written to disk
consist of four types, as shown in Table 2–2.
Table 2–2: CTS850 Disk File Types
File Type Description
File
Extension
Instrument Setups Complete instrument settings .SET
Pass/Fail Tests Complete instrument settings, opera-
tor prompts, and Fail If conditions .TST
Measurement Results
1
ASCII file listing the results of a test .RES
Measurement History
1
Binary file containing history of test
results .HIS
Jitter Tolerance
Conformance Tests ASCII file listing results of a confor-
mance test .JTL
Microsoft Excel-compatible file
containing test and mask data .XTL
Jitter Transfer
Conformance Tests ASCII file listing results of a confor-
mance test .JTR
Microsoft Excel-compatible file
containing test and mask data .XTR
Pointer Jitter
Conformance Tests ASCII file listing results of a confor-
mance test .PTR
Output Jitter
Conformance Tests ASCII file listing results of a confor-
mance test .OUT
1
The CTS850 creates two files (with extensions .RES and .HIS)
when you save measurement test results.
The CTS850 displays only file names with the extensions shown in
Table 2–2. Disk files with any other extensions do not appear in file
name displays.