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Check machine parameter MP7500

Access Setup > Machine Parameters > Axes and verify MP7500.x (axis assignment) shows proper rotary axis configuration for your machine's actual hardware.

Compare the parameter settings with your machine's actual rotary axis hardware - mismatched configurations are common after control upgrades.

Verify kinematic model

Check MP7502 (kinematic model) and ensure it matches your machine's actual rotary axis arrangement (head/head, table/table, or head/table).

Incorrect kinematic models can cause collision during retraction movements.

Review cycle parameter Q204

In your drilling/milling cycle, change Q204 (2nd set-up clearance) retraction mode from 1 (tilted system) to 0 (tool axis direction).

Use Q204=0 for 3-axis machines or when rotary axes are not properly configured.

Check active PLANE function

Press PLANE key and verify the current working plane definition. Look for PLANE SPATIAL or PLANE VECTOR commands that may exceed machine capabilities.

Use PLANE RESET before attempting cycles if you're unsure of the current plane definition.

Verify M128/M129 status

Check if M128 (tilted working plane ON) is active when your machine doesn't support full 5-axis interpolation for the programmed geometry.

Never use M128 on machines without proper rotary axis configuration.

Modify retraction strategy

In cycle parameters, set retraction to tool axis direction instead of tilted system mode, or use PLANE RESET to return to standard XYZ orientation.

For complex parts, consider using multiple setups with PLANE RESET between operations rather than forcing tilted retractions.

Check software options

Navigate to Setup > General > Software Options and verify that option 8 (5-axis machining) or option 9 (advanced working plane) is enabled.

Software options are tied to the control's serial number - contact your dealer if required options are missing.

Review MOD function availability

Test if MOD functions for coordinate system manipulation are available - missing options will limit plane transformation capabilities.

Do not attempt to bypass software limitations through parameter manipulation.

Use alternative programming

Program using standard 3-axis cycles with Q204=0 retraction mode until proper software options are obtained.

Document the required software options for future reference when planning machine upgrades.

Review all Q parameters

Check cycle parameters Q204, Q206, and Q208 for conflicting retraction and positioning modes that don't match your machine configuration.

Create a standard parameter template for your machine configuration to avoid repeated conflicts.

Verify tool axis definition

Ensure the tool axis vector is properly defined and compatible with the requested retraction mode in your current working plane.

Undefined or conflicting tool axis vectors can cause unpredictable retraction behavior.

Reset to default parameters

Use known-good cycle parameters appropriate for your machine configuration, typically Q204=0 for standard 3-axis retraction.

Keep a reference sheet of validated cycle parameters for your specific machine configuration.