Series E4360 Service Guide 49
5
Troubleshooting
Preliminary Checkout ................................................................. 50
Overall Troubleshooting ............................................................. 51
Front Panel Troubleshooting ...................................................... 54
Bias Board Troubleshooting ....................................................... 54
Backplane Board Troubleshooting ............................................. 55
Power Module Troubleshooting ................................................. 56
Calibration and Passwords ......................................................... 58
Initialization ................................................................................ 58
Before performing the Overall Troubleshooting procedures, perform the
Preliminary Checkout procedure in the beginning of this chapter.
If the solar array simulator passes selftest and there are no obvious
faults, perform the verification procedures in chapter 2 to determine if
any output modules are not calibrated, or are not operating properly.
This will help isolate a problem to a specific output module.
The following table documents the test equipment required for
troubleshooting Keysight E4360 SAS mainframes.
Model
Description
Keysight
34401A or
equivalent
Digital multimeter (for measuring voltage and resistance)
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