Keysight E5063A - Page 19

Keysight E5063A Network Analyzer 19
Troubleshooting
No Display Troubleshooting
Step 1. Check fan operation and DC monitor LED.
If the rear panel fan (blower) doesn’t run, a failure in power supply is
assumed. Remove the E5063A outer cover and check if the following LEDs
light:
• +3.3 V and +5 V DC monitor LEDs on A60 CPU module as shown in Figure
1-4.
• LEDs on A51 DSP module as shown in Figure 1-5.
Figure 1-4 LEDs on CPU module
Figure 1-5 LEDs on DSP module