Fluke 2680A Service Manual page 10

268XA
Service Manual
5
6
Trigger Input Tests........................................................................................ 4-7
RS-232 Trigger Input Test ........................................................................ 4-7
Fluke DAQ Trigger Input Test ................................................................. 4-8
Trigger Output Tests ..................................................................................... 4-8
RS-232 Trigger Output Test ..................................................................... 4-8
Fluke DAQ Trigger Output Test............................................................... 4-8
Volts DC Accuracy Test (PAI Module)........................................................ 4-9
Volts DC Accuracy Test (FAI Module)........................................................ 4-10
Volts AC Accuracy Test ............................................................................... 4-11
Frequency Accuracy Test.............................................................................. 4-11
Analog Channel Integrity Test ...................................................................... 4-12
Open Thermocouple Response Test.............................................................. 4-12
2-Wire Resistance Accuracy Test (PAI) - Optional...................................... 4-13
2-Wire Resistance Accuracy Test (FAI Module) - Optional ........................ 4-14
4-Wire Resistance Accuracy Test (PAI Module).......................................... 4-16
4-Wire Resistance Accuracy Test (FAI Module).......................................... 4-19
Digital Input/Output Tests............................................................................. 4-20
RS-232 Digital Input/Output Test............................................................. 4-20
Fluke DAQ Digital Input/Output Test ...................................................... 4-21
DIO Relay/Fuse Tests ................................................................................... 4-21
RS-232 DIO Relay Fuse Test ................................................................... 4-21
Fluke DAQ DIO Relay Fuse Test............................................................. 4-21
Totalizer Tests............................................................................................... 4-22
RS-232 Totalizer Count Test .................................................................... 4-22
RS-232 Totalizer Count and Enable Test ................................................. 4-22
RS-232 Totalizer Count and Direction Test ............................................. 4-22
RS-232 Totalizer Count and Debounce Test ............................................ 4-23
Fluke DAQ Totalizer Count Test.............................................................. 4-23
Fluke DAQ Totalizer Count and Enable Test........................................... 4-23
Fluke DAQ Totalizer Count and Direction Test....................................... 4-24
Fluke DAQ Totalizer Count and Debounce Test...................................... 4-24
Calibration .......................................................................................... 5-1
Introduction ....................................................................................................... 5-3
Calibration ......................................................................................................... 5-3
Methods of Calibration...................................................................................... 5-3
Preparing for Calibration................................................................................... 5-3
Ending Calibration............................................................................................. 5-6
RS-232 Device Configuration Parameters ........................................................ 5-6
Manual Calibration Procedure........................................................................... 5-7
Manual Calibration Commands......................................................................... 5-9
V DC Calibration Procedure ......................................................................... 5-10
V AC Calibration Procedure ......................................................................... 5-12
Resistance Calibration Procedure.................................................................. 5-13
Frequency Calibration Procedure.................................................................. 5-15
Diagnostic Testing and Troubleshooting ......................................... 6-1
Introduction ....................................................................................................... 6-3
Servicing Surface-Mount Assemblies ............................................................... 6-3
Error Detection .................................................................................................. 6-4
FLASH ROM Parameter Defaults ................................................................ 6-7
Background Testing ...................................................................................... 6-7
Retrieving Error Codes using RS-232........................................................... 6-8
Selecting the Diagnostic Tools .......................................................................... 6-8
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