Agilent Technologies PSG Series Service Manual page 52

5. If a supply voltage is not present on the connector, measure the appropriate point.
Table 1-27
Connector P112
Pin 1, 2, 26, 27
Pin 19, 44
Pin 17, 18, 42
6. If the voltage is present on P112 but not present on P223, replace the A31 Motherboard.
7. If the voltages are not present on P112, troubleshoot the A9 YIG Driver.
Supply Voltage Voltage Range
-5.2 Vdc -5.2 .1 Vdc
-6 Vdc -6 .1 Vdc
+9 Vdc +9 .1 Vdc
Troubleshooting Assembly Level Problems
Troubleshooting
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