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vii

List of Tables

Table Title Page

1-1. Accessories............................................................................................................. 1-4

2-1. Analog Measurement Processor Pin Name Description........................................ 2-9

2-2. Relay Operation ..................................................................................................... 2-11

2-3. Reference Resistance ............................................................................................. 2-13

2-4. AC Volts Input Signal Dividers............................................................................. 2-14

2-5. Front Panel Switch Scanning................................................................................. 2-21

2-6. Display Initialization Modes.................................................................................. 2-23

3-1. Fuses.......................................................................................................................3-6

4-1. Recommended Test Equipment ............................................................................. 4-3

4-2. Performance Tests for Volts, Diode Test, Ohms, and Frequency Functions......... 4-5

4-3. Performance Tests for mA Current Functions....................................................... 4-7

4-4. Performance Tests for Current Functions.............................................................. 4-7

4-5. Front Panel Calibration.......................................................................................... 4-10

4-6. Specifications Increase with Different Calibration Points..................................... 4-15

4-7. Calibration Using the Computer Interface............................................................. 4-17

4-8. Calibration Mode Computer Interface Commands................................................ 4-21

4-9. EEROM Calibration Constants.............................................................................. 4-22

5-1. Error Codes ............................................................................................................ 5-5

5-2. Power Supplies....................................................................................................... 5-11

5-3. DC Volts Troubleshooting..................................................................................... 5-14

5-4. AC Volts Troubleshooting..................................................................................... 5-15

5-5. Display Initialization.............................................................................................. 5-18

5-6. Calibration Steps and Related Components........................................................... 5-22

5-7. Components Unique to Calibration Steps.............................................................. 5-23

5-8. Calibration Hierarchy............................................................................................. 5-24

5-9. Calibration Constants............................................................................................. 5-24

6-1. Manual Status Information..................................................................................... 6-4

6-2. Final Assembly....................................................................................................... 6-5

6-3. A1 Main PCA......................................................................................................... 6-8

6-4. A1A1 True Rms PCA ............................................................................................ 6-12

6-5. A2 Display PCA..................................................................................................... 6-13

7-1. Option -01 Battery Pack Final Assembly............................................................... 7-15

7-2. A4 Battery Pack PCA............................................................................................. 7-16

8-1. IEEE-488 Transceiver Control............................................................................... 8-6

8-2. Option -05 IEEE - 488 Interface Final Assembly.................................................. 8-13

Fluke 45 Service Manual

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