Fluke 2680A User Manual page 163

Self-Test Code
21 Module 2 reference balance measurements unreasonable
22 Module 2 overload detection failed
23 Module 2 open thermocouple detection failed
24 No module self-test errors
25 Module 3 calibration constants corrupt
26 Module 3 calibration procedures incomplete
27 Module 3 A/D failure
28 Module 3 zero offset measurement unreasonable
29 Module 3 reference balance measurements unreasonable
30 Module 3 overload detection failed
31 Module 3 open thermocouple detection failed
32 Module 4 calibration constants corrupt
33 Module 4 calibration procedures incomplete
34 Module 4 A/D failure
35 Module 4 zero offset measurement unreasonable
36 Module 4 reference balance measurements unreasonable
37 Module 4 overload detection failed
38 Module 4 open thermocouple detection failed
39 Module 5 calibration constants corrupt
40 Module 5 calibration procedures incomplete
41 Module 5 A/D failure
42 Module 5 zero offset measurement unreasonable
43 Module 5 reference balance measurements unreasonable
44 Module 5 overload detection failed
45 Module 5 open thermocouple detection failed
46 Module 6 calibration constants corrupt
47 Module 6 calibration procedures incomplete
Table 4-1 Self-Test Codes (continued)
Self-Test Diagnostics and Error Codes
Description
Maintenance
4
4-5