Keithley 2520, Service Manual, Page: 12 / 137

List of Tables
1 Performance Verification
Table 1-1 Recommended verification equipment ............................................................... 1-5
Table 1-2 Voltage measurement accuracy limits ................................................................ 1-8
Table 1-3 Current source verification limits ..................................................................... 1-12
Table 1-4 Current measurement verification limits .......................................................... 1-14
2 Calibration
Table 2-1 Recommended calibration equipment ................................................................ 2-5
Table 2-2 Calibration menu ................................................................................................ 2-6
Table 2-3 Calibration execution menu ................................................................................ 2-6
Table 2-4 Voltage measurement calibration values .......................................................... 2-11
Table 2-5 Current source calibration values ..................................................................... 2-13
Table 2-6 Pulse low calibration values ............................................................................. 2-14
Table 2-7 Current measurement calibration values .......................................................... 2-18
Table 2-8 Remote calibration command summary ........................................................... 2-22
Table 2-9 Voltage measurement calibration voltages and commands .............................. 2-25
Table 2-10 Remote current source calibration summary .................................................... 2-27
Table 2-11 Remote pulse low calibration summary ........................................................... 2-29
Table 2-12 Remote voltage bias source calibration summary ............................................ 2-31
Table 2-13 Remote current measurement calibration currents and commands .................. 2-33
Table 2-14 Remote compliance calibration summary ........................................................ 2-36
3 Routine Maintenance
Table 3-1 Power line fuse ................................................................................................... 3-3
4 Troubleshooting
Table 4-1 Display board checks ........................................................................................ 4-13
Table 4-2 Power supply checks ......................................................................................... 4-14
Table 4-3 Digital circuitry checks ..................................................................................... 4-15
Table 4-4 Analog circuitry checks .................................................................................... 4-16
6 Replaceable Parts
Table 6-1 Mainframe digital board parts list ....................................................................... 6-3
Table 6-2 Mainframe display board parts list ..................................................................... 6-9
Table 6-3 Test head board parts list .................................................................................. 6-10
Table 6-4 Pulse board parts list ......................................................................................... 6-13
Table 6-5 Miscellaneous parts list ..................................................................................... 6-16
B Calibration Reference
Table B-1 Calibration commands ....................................................................................... B-2
Table B-2 Calibration errors ............................................................................................... B-9