Self-Tests 13Xx: A11 Analog/Pulse Modulation Generator Self-Test Errors - Agilent Technologies E8267C Service Manual

Troubleshooting
Troubleshooting Assembly–Level Problems
Self Tests 13xx: A11 Analog/Pulse Modulation Generator Self
–
Before proceeding to the reported self–test error code, check the following voltages. If
any of these voltages are out of specification troubleshoot the supply problem first.
Supply Voltage Connector Pins
(Vdc)
+15 P132-28
–
P132-3
15
+5.2 P132-2, 27
– P132-1, 26
5.2
+5.2 Digital high P131-64, 65, 129, 130
+3.4 Digital Low P131-60, 61, 62, 63,
125, 126, 127, 128
1300 Power Supply
• Replace the A7 Reference.
1-56
Minimum Maximum
Value
(Vdc)
+14.55 +15.45
– –
14.55 15.45
+5.04 +5.37
– –
5.1 5.3
+5.04 +5.36
+3.29 +3.5
Test Errors
–
Origin
Value
(Vdc)
Main Supply
Main Supply
Main Supply
YIG Driver
Main Supply
Main Supply