Front Panel Troubleshooting; A1 Front Panel Keypad And Rpg Test - Agilent Technologies PNA Series Service Manual

PNA Series Microwave Network Analyzers
E8361A

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
Refer to the following sections to verify the operation of the noted assemblies.
•

"A1 Front Panel Keypad and RPG Test"

• "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
Troubleshooting" on page
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 menu, point to
System
A
Front Panel Service Test
Figure 4-7 Front Panel Service Test Dialog Box
Service Guide E8361-90001
below
4-21.
and click
Service
dialog box will be displayed, as shown in
"Power Up Troubleshooting" on page
Front Panel Test.
Figure
Troubleshooting
Front Panel Troubleshooting
4-6.
"Rear Panel
4-7.
4- 17