U3050BH11
Troubleshooting
Front Panel LED is not Illuminated
If the U3050BH11 power supplies are operating the following procedures can be used to verify
the failure. Front Panel LED Assembly (U3050-6000
5
).
1.
If the LED is Off, verify the voltages (+
9
Volt) on the Power Supply. If the voltages are correct,
verify that the cables are connected correctly on both
the amplifier
and the LED assembly.
2.
Verify the amplifier switches are in the ON position and that the status light is
illuminated
.
Troubleshooting Diagrams and Tables
Table
9
Power Supply Connections
Power Supply
Terminals
Wire Color
−
9
V
Black
+12 V
White
−
5
V
Black
(
thin
)
+
5
V
Red (thin)
Keysight U3050BH11 User's and Service Guide
35
Summary of Contents for U3050BH11
Page 4: ...Contents 2...
Page 5: ...U3050BH11 Keysight U3050BH11 User s and Service Guide 1...
Page 21: ...U3050BH11 Operational Check Figure 13 Keysight U3050BH11 User s and Service Guide 17...
Page 23: ...U3050BH11 Operational Check Figure 15 Keysight U3050BH11 User s and Service Guide 19...
Page 25: ...U3050BH11 Operational Check Figure 17 Keysight U3050BH11 User s and Service Guide 21...
Page 27: ...U3050BH11 Operational Check Figure 19 Keysight U3050BH11 User s and Service Guide 23...
Page 29: ...U3050BH11 Operational Check Figure 21 Keysight U3050BH11 User s and Service Guide 25...
Page 31: ...U3050BH11 Operational Check Figure 23 Keysight U3050BH11 User s and Service Guide 27...
Page 33: ...U3050BH11 Operational Check Figure 25 Keysight U3050BH11 User s and Service Guide 29...
