HP 16600A Series User Manual page 259

Chapter 12: Troubleshooting the Analysis Probe
Analysis Probe Messages
"Measurement Initialization Error"
This error occurs when you have installed the cables incorrectly for
one or two HP 16550A logic analysis cards. The following diagrams
show the correct cable connections for one-card and two-card
installations. Ensure that your cable connections match the silk
screening on the card, and that they are fully seated in the connectors.
Then, repeat the measurement.
Cable Connections for One-Card HP 16550A Installations
258 Solutions for CPU32