Service Guide E8364-90026 4-17
PNA Series Microwave Network Analyzers Troubleshooting
E8362B, E8363B, E8364B Front Panel Troubleshooting
Front Panel Troubleshooting
The front panel assembly consists of the A1 keypad, A2 display, and the A3 front panel
interface. The following tests verify the operation of the front panel assembly when the
analyzer is in the measurement mode. If the instrument fails to power up correctly, or it is
difficult to verify due to a faulty display, refer to “Power Up Troubleshooting” on page 4-6.
Refer to the following sections to verify the operation of the noted assemblies.
• “A1 Front Panel Keypad and RPG Test” below
• “A2 Display Test” on page 4-19
• “A3 Front Panel Interface Board” on page 4-20
—USB
—Speaker
—Probe Power
If all assemblies are working correctly, continue troubleshooting with “Rear Panel
Troubleshooting” on page 4-22.
A1 Front Panel Keypad and RPG Test
Test the front panel keypad by running the front panel test. To run the front panel test,
perform the following:
On the
System menu, point to Service and click Front Panel Test.
A
Front Panel Service Test dialog box will be displayed, as shown in Figure 4-7.
Figure 4-7 Front Panel Service Test Dialog Box
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