
Contents
(continued)
iii
4-54.
High Voltage Sense Assembly (A6) ................................................ 4-30
4-55.
Sense Amplifier Section .............................................................. 4-32
4-56.
Analog Monitor Section .............................................................. 4-34
4-57.
Serial Interface/Guard Crossing Section ..................................... 4-35
4-58.
Analog Input Switching Section .................................................. 4-35
4-59.
Control Section ............................................................................ 4-36
4-60.
AC Line Voltage Selection Section............................................. 4-37
5
Calibration and Verification .............................................................. 5-1
5-1.
Introduction .......................................................................................... 5-3
5-2.
Where to Find Further Information ...................................................... 5-3
6
Maintenance ....................................................................................... 6-1
6-1.
Introduction .......................................................................................... 6-3
6-2.
Replacing the Fuse ............................................................................... 6-3
6-3.
Cleaning the Air Filter.......................................................................... 6-4
6-4.
General Cleaning.................................................................................. 6-5
6-5.
Cleaning PCA’s..................................................................................... 6-5
6-6.
Access Procedures................................................................................ 6-6
6-7.
Initial Access Procedure .................................................................. 6-7
6-8.
Accessing the Power Supply Assembly (A4) .................................. 6-9
6-9.
Accessing the Digital Assembly (A5).............................................. 6-9
6-10.
Accessing the Current Amplifier Assembly (A2)............................ 6-11
6-11.
Accessing the High Voltage Amplifier (A3) ................................... 6-12
6-12.
Accessing the High Voltage Sense Assembly (A6)......................... 6-13
6-13.
Accessing the High Voltage Output Transistors.............................. 6-14
6-14.
Accessing the Interconnect Assembly (A1)..................................... 6-14
6-15.
Enabling Front or Rear Binding Posts.................................................. 6-15
7
Troubleshooting................................................................................. 7-1
7-1.
Introduction .......................................................................................... 7-3
7-2.
5725A Fault Codes............................................................................... 7-3
7-3.
Self Diagnostics.................................................................................... 7-3
7-4.
Manual Tests for Fault Isolation .......................................................... 7-6
7-5.
Problems 1 or 2: Fault at Power-Up or When Entering
Voltage Standby............................................................................... 7-7
7-6.
Problem 3: Fault When Entering Voltage Operate .......................... 7-8
7-7.
Problem 4: Fault When Entering Current Standby .......................... 7-8
7-8.
Problem 5: Fault When Entering Current Operate .......................... 7-8
7-9.
Reduced-Voltage Troubleshooting Mode ............................................ 7-8
7-10.
Testing the Power Supply By Itself...................................................... 7-9
8
List of Replaceable Parts .................................................................. 8-1
8-1.
Introduction .......................................................................................... 8-3
8-2.
How to Obtain Parts ............................................................................. 8-3
8-3
Manual Status Information................................................................... 8-3
8-4.
Newer Instruments................................................................................ 8-3
8-5.
Service Centers..................................................................................... 8-4
9
Schematic Diagrams.......................................................................... 9-1
Index
Содержание 5725A
Страница 2: ......
Страница 6: ...5725A Instruction Manual iv...
Страница 8: ...5725A Instruction Manual vi...
Страница 10: ...5725A Instruction Manual viii...
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Страница 18: ...5725A Instruction Manual 1 2...
Страница 34: ...5725A Instruction Manual 1 18...
Страница 36: ...5725A Instruction Manual 2 2...
Страница 44: ...5725A Instruction Manual 2 10...
Страница 46: ...5725A Instruction Manual 3 2...
Страница 62: ...5725A Instruction Manual 4 4 Figure 4 1 5725A Overall Block Diagram...
Страница 75: ...Theory of Operation Detailed Circuit Description 4 4 17 aq19f eps Figure 4 2 Digital Assembly Block Diagram...
Страница 78: ...5725A Instruction Manual 4 20 aq20f eps Figure 4 3 Current Amplifier Assembly Block Diagram...
Страница 96: ...5725A Instruction Manual 4 38...
Страница 98: ...5725A Instruction Manual 5 2...
Страница 100: ...5725A Instruction Manual 5 4...
Страница 102: ...5725A Instruction Manual 6 2...
Страница 118: ...5725A Instruction Manual 7 2...
Страница 126: ...5725A Instruction Manual 7 10...
Страница 128: ...5725A Instruction Manual 8 2...
Страница 132: ...5725A Instruction Manual 8 6 aq24f tif Figure 8 1 Final Assembly...
Страница 133: ...List of Replaceable Parts 8 8 7 aq25f tif Figure 8 1 Final Assembly cont...
Страница 134: ...5725A Instruction Manual 8 8 aq26f tif Figure 8 1 Final Assembly cont...
Страница 135: ...List of Replaceable Parts 8 8 9 aq27f tif Figure 8 1 Final Assembly cont...
Страница 136: ...5725A Instruction Manual 8 10 aq28f tif Figure 8 1 Final Assembly cont...
Страница 137: ...List of Replaceable Parts 8 8 11 aq29f tif Figure 8 1 Final Assembly cont...
Страница 138: ...5725A Instruction Manual 8 12 aq30f tif Figure 8 1 Final Assembly cont...
Страница 139: ...List of Replaceable Parts 8 8 13 aq31f tif Figure 8 1 Final Assembly cont...
Страница 141: ...List of Replaceable Parts 8 8 15 5725A 1611 aq36f eps Figure 8 2 A1 Interconnect PCA...
Страница 145: ...List of Replaceable Parts 8 8 19 5725A 1650 aq37f eps Figure 8 3 A2 Current Amplifier PCA...
Страница 149: ...List of Replaceable Parts 8 8 23 5725A 1661 aq38f eps Figure 8 4 A3 High Voltage Amplifier PCA...
Страница 153: ...List of Replaceable Parts 8 8 27 5725A 1631 aq39f eps Figure 8 5 A4 Power Supply PCA...
Страница 155: ...List of Replaceable Parts 8 8 29 5725A 1650 aq40f eps Figure 8 6 A5 Digital PCA...
Страница 159: ...List of Replaceable Parts 8 8 33 5725A 1601 aq41f eps Figure 8 7 A6 High Voltage Sense PCA...
Страница 161: ...List of Replaceable Parts 8 8 35 aq32f tif Figure 8 8 A12 Transformer Enclosure Assembly...
Страница 162: ...5725A Instruction Manual 8 36 aq33f tif Figure 8 8 A12 Transformer Enclosure Assembly cont...
Страница 163: ...List of Replaceable Parts 8 8 37 aq34f tif Figure 8 8 A12 Transformer Enclosure Assembly cont...
Страница 164: ...5725A Instruction Manual 8 38 aq35f tif Figure 8 8 A12 Transformer Enclosure Assembly cont...
Страница 166: ...5725A Instruction Manual 8 40...
Страница 168: ...5725A Instruction Manual 9 2...
Страница 169: ...Schematic Diagrams 9 3 9 Figure 9 1 A1 Interconnect PCA 5725A 1611 aq48f eps...
Страница 170: ...5725A Instruction Manual 9 4 Figure 9 1 A1 Interconnect PCA cont...
Страница 171: ...Schematic Diagrams 9 5 9 Figure 9 1 A1 Interconnect PCA cont...
Страница 172: ...5725A Instruction Manual 9 6 Figure 9 2 A2 Current Amplifier PCA 5725A 1650 aq52f eps...
Страница 173: ...Schematic Diagrams 9 7 9 Figure 9 2 A2 Current Amplifier PCA cont...
Страница 174: ...5725A Instruction Manual 9 8 Figure 9 2 A2 Current Amplifier PCA cont...
Страница 175: ...Schematic Diagrams 9 9 9 Figure 9 2 A2 Current Amplifier PCA cont...
Страница 176: ...5725A Instruction Manual 9 10 Figure 9 3 A3 High Voltage Amplifier PCA 5725A 1661 aq56f eps...
Страница 177: ...Schematic Diagrams 9 11 9 Figure 9 3 A3 High Voltage Amplifier PCA cont...
Страница 178: ...5725A Instruction Manual 9 12 Figure 9 3 A3 High Voltage Amplifier PCA cont...
Страница 179: ...Schematic Diagrams 9 13 9 Figure 9 4 A4 Power Supply PCA 5725A 1631 aq59f eps...
Страница 180: ...5725A Instruction Manual 9 14 Figure 9 4 A4 Power Supply PCA cont...
Страница 181: ...Schematic Diagrams 9 15 9 Figure 9 4 A4 Power Supply PCA cont...
Страница 183: ...Schematic Diagrams 9 17 9 Figure 9 5 A5 Digital PCA cont...
Страница 185: ...Schematic Diagrams 9 19 9 Figure 9 6 A6 High Voltage Sense PCA cont...
Страница 186: ...5725A Instruction Manual 9 20 Figure 9 6 A6 High Voltage Sense PCA cont...
Страница 187: ...Schematic Diagrams 9 21 9 Figure 9 6 A6 High Voltage Sense PCA cont...
Страница 188: ...5725A Instruction Manual 9 22 Figure 9 6 A6 High Voltage Sense PCA cont...
Страница 189: ...Schematic Diagrams 9 9 23 aq45f eps Figure 9 7 A12 Transformer Enclosure Assembly...
Страница 190: ...5725A Instruction Manual 9 24...
Страница 194: ...5725A Instruction Manual 4...