Keithley 6517 Manuals

Manuals and User Guides for Keithley 6517. We have 1 Keithley 6517 manual available for free PDF download: Service Manual

Keithley 6517 Service Manual

Keithley 6517 Service Manual (119 pages)

Electrometer

Brand: Keithley | Category: Measuring Instruments | Size: 2.85 MB

Table of Contents

Table of Contents
7
1 Performance Verification

14
- Introduction
  14
- Environmental Conditions
  14
- Warm-Up Period
  15
- Line Power
  15
- Recommended Test Equipment
  15
- Meter Performance Verification Equipment
  15
  - Performance Verification
    15
- Voltage Source Verification Equipment
  16
- Temperature Verification Equipment
  16
- Humidity Verification Equipment
  17
- Verification Limits
  17
- Restoring Default Conditions
  17
  - Table
    17
- Offset Voltage and Bias Current Calibration
  18
- Front Panel Offset Calibration
  18
- IEEE-488 Bus Offset Calibration
  18
- Meter Verification Procedures
  18
- DC Volts Verification
  19
- DC Amps Verification
  19
  - Table
    19
  - Limits for DC Volts Verification
    19
  - Table
    21
  - Reading Limits for Verification of 20Pa-2Μa Ranges
    21
- Coulombs Verification
  22
  - Table
    22
  - Limits for 20Μa-20Ma Range Verification
    22
  - Table
    23
  - Limits for Coulombs Verification
    23
- Ohms Verification
  24
  - Table
    25
  - Limits for Ohms Verification
    25
- Voltage Source Verification
  27
- Temperature Verification
  28
- Humidity Verification
  29
  - Table
    29
  - Limits for Humidity Verification
    29
2 Calibration

31
3 Calibration Command Reference

54
4 Routine Maintenance

72
- Introduction
  72
- Line Voltage Selection
  72
- Line Fuse Replacement
  72
- INPUT Connector Cleaning
  73
- Firmware Updates
  73
- Table 4-1 Power Line Fuse
  73
5 Troubleshooting

74
- Introduction
  74
- Repair Considerations
  74
- Power-On Test
  75
- Front Panel Tests
  75
- KEYS Test
  75
- DISPLAY PATTERNS Test
  75
- Character Set Test
  75
- Principles of Operation
  75
- Figure 5-1 Model 6517A Overall Block Diagram
  76
- Display Board
  77
- Power Supply
  77
- Figure 5-3 Power Supply Block Diagram
  78
- Digital Board
  79
- Analog Board
  80
  - Power Supply Circuits
    80
- Figure 5-5 Analog Board Block Diagram
  81
- Circuit Board Checks
  83
- Display Board Checks
  83
  - Table
    83
- Power Supply Checks
  84
  - Table
    84
  - Table 5-3 Power Supply Checks
    84
- Digital Board Checks
  85
- Analog Board Checks
  86
- Table 5-5 Analog Board Checks
  86
6 Disassembly

88
- Introduction
  88
- Handling and Cleaning Precautions
  88
- PC Board Handling
  88
- Solder Repairs
  89
- Special Handling of Static-Sensitive Devices
  89
- Case Cover Removal
  89
- PC Board Removal
  89
- Digital Board Removal
  90
- A/D Converter Board Removal
  90
- Analog Board Removal
  90
- Front Panel Disassembly
  91
- Main CPU Firmware Replacement
  91
- Instrument Re-Assembly
  92
- Assembly Drawings
  92
7 Replaceable Parts

93
- Introduction
  93
- Parts Lists
  93
- Ordering Information
  93
- Factory Service
  93
- Component Layouts
  93
  - Model 6517A ADC Board, Parts List
    95
  - Table
    95
  - Table 7-1 Model 6517A ADC Board, Parts List
    95
  - Table
    96
  - Model 6517A Display Board, Parts List
    97
  - Table
    97
  - Model 6517A Analog Board, Parts List
    98
  - Table
    99
  - Model 6517A Digital Board, Parts List
    102
  - Table
    102
  - Model 6517A Mechanical Board, Parts List
    104
  - Table
    104
  - Model 6517A Miscellaneous Parts List
    105
Calibration Messages

106
- Table
  107
- Calibration Error Responses
  107
100 C Calibration Command Summary

113
Calibration Command Summary

113
- Table
  113
  - Table C-1 Calibration Commands
    113
  - Calibration Commands
    114

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