Specifications

1-41
Troubleshooting
Troubleshooting Assembly–Level Problems
Self–Tests 7xx: A6 Frac–N Self–Test Errors
Before proceeding to the reported self–test error code, check the following voltages. If
any voltages are out of specification troubleshoot the supply problem first.
700 Ref Voltage
• Replace the A6 Frac–N.
701 Loop Gain
• Replace the A6 Frac–N.
Supply Voltage
(Vdc)
Connector Pins Minimum Value
(Vdc)
Maximum Value
(Vdc)
Origin
+32 P32-7 +31.04 +32.96 Main Supply
+15 P32-6, 21 +14.55 +15.45 Main Supply
–15
P32-2, 17
–14.55 –15.45
Main Supply
+5.2 P32-14, 29 +5.04 +5.37 Main Supply
+9 P32-5, 20 +8.82 +9.18 YIG Driver
–5.2
P32-4,19
–5.1 –5.3
YIG Driver
–6
P32-3, 18
–5.88 –6.12
YIG Driver