Troubleshooting
Troubleshooting Assembly Level Problems
1-31
Self-Tests 7xx: A6 Frac-N Self-Test Errors
Figure 1-6
Before proceeding to the reported self-test error code, check the voltages in Table1-22. If any
voltages are out of specification troubleshoot the supply problem first.
700 Ref Voltage
1. Replace the A6 Frac-N.
Table 1-22
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