Agilent Technologies 6012B Service Manual page 6

DC Power Conversion Subsystem ...................................................................................................................................... 54
Output Subsystem............................................................................................................................................................... 54
The Front Panel Board........................................................................................................................................................ 54
Replaceable Parts.................................................................................................................................................................. 57
Introduction......................................................................................................................................................................... 57
Ordering Information.......................................................................................................................................................... 58
Component Location and Circuit Diagrams ...................................................................................................................... 79
System Option 002 (6010A, 6011A, 6012B) ........................................................................................................................ 91
General Information............................................................................................................................................................ 91
Specifications.................................................................................................................................................................. 91
Option 002 Hardware...................................................................................................................................................... 91
Installation .......................................................................................................................................................................... 95
Connector Assembly Procedure...................................................................................................................................... 95
Operation ............................................................................................................................................................................ 96
Local/Remote Programming........................................................................................................................................... 97
Remote Resistance Programming ................................................................................................................................... 99
Remote Monitoring....................................................................................................................................................... 101
Status Indicators............................................................................................................................................................ 102
Remote Control............................................................................................................................................................. 102
Power-On Preset ............................................................................................................................................................... 104
AC Dropout Buffer Circuit ........................................................................................................................................... 105
Multiple Supply System Shutdown .............................................................................................................................. 105
Bias Supplies ................................................................................................................................................................ 106
Maintenance...................................................................................................................................................................... 106
Troubleshooting............................................................................................................................................................ 107
Troubleshooting Resistance and Voltage Programming............................................................................................... 107
Troubleshooting Current Programming ........................................................................................................................ 107
Backdating........................................................................................................................................................................... 119
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