Power Up Troubleshooting - Keysight N9912A Service Manual

Troubleshooting

Power Up Troubleshooting

Power Up Troubleshooting
If the display is operational but the unit does not boot up successfully into CAT mode:
• Make sure there is sufficient power for the unit to operate.
• Try re-installing firmware using the firmware upgrade process described in
• Assume corrupted firmware on the A6 SOM board, follow the
end of Chapter 7.
If the display is dark but the unit may have booted successfully:
• Wait for two minutes to make sure the boot process has completed, then press any front panel key.
If the boot process has completed successfully, the keypad will flash when the key is pressed.
4-6
Chapter 8.
"Install Firmware from SD Card"
Service Guide N9912-90003
RF Analyzer
N9912A
near the