--- title: How to Engage Leica Semi-Automatic Machine Control (2D/3D) description: How to Engage semi-automatic machine control (2D/3D) --- [Skip to content](https://knowledgebase.globalsurvey.co.nz/how-to-engage-semi-automatic-machine-control-2d/3d#main-content) [![logo](https://knowledgebase.globalsurvey.co.nz/hs-fs/hubfs/logo.png?width=372&height=85&name=logo.png)](https://www.globalsurvey.co.nz) Open main navigation Close main navigation Welcome to the Knowledgebase - How can we help? - There are no suggestions because the search field is empty. 1. [Welcome to the Global Survey Knowledgebase](https://knowledgebase.globalsurvey.co.nz/?hsLang=en) 2. [Machine Control](https://knowledgebase.globalsurvey.co.nz/machine-control?hsLang=en) 3. [Leica iCON MC1 Machine Control for Excavator](https://knowledgebase.globalsurvey.co.nz/machine-control?hsLang=en#leica-icon-mc1-machine-control-for-excavator) # How to Engage Leica Semi-Automatic Machine Control (2D/3D) Step 1: Press the bucket icon. ![950050\_Leica, excavator, MC1,Step 1](https://knowledgebase.globalsurvey.co.nz/hs-fs/hubfs/950050_Leica%2c%20excavator%2c%20MC1%2cStep%201.jpg?width=459&name=950050_Leica%2c%20excavator%2c%20MC1%2cStep%201.jpg) Step 2: Press the boxes for the functions that should be controlled automatically. ![950050\_Leica, excavator, MC1, Step 2](https://knowledgebase.globalsurvey.co.nz/hs-fs/hubfs/950050_Leica%2c%20excavator%2c%20MC1%2c%20Step%202.jpg?width=456&name=950050_Leica%2c%20excavator%2c%20MC1%2c%20Step%202.jpg) Step 3: Adjust “Attack angle” (if desired) by using the +/- keys or pressing the value field. ![950050\_Leica, excavator, MC1,Step 3](https://knowledgebase.globalsurvey.co.nz/hs-fs/hubfs/950050_Leica%2c%20excavator%2c%20MC1%2cStep%203.jpg?width=456&name=950050_Leica%2c%20excavator%2c%20MC1%2cStep%203.jpg) Step 4: Press the bucket icon to close the menu. ![950050\_Leica, excavator, MC1, Step 4](https://knowledgebase.globalsurvey.co.nz/hs-fs/hubfs/950050_Leica%2c%20excavator%2c%20MC1%2c%20Step%204.jpg?width=456&name=950050_Leica%2c%20excavator%2c%20MC1%2c%20Step%204.jpg) Step 5: Press the “PREP” button to activate CoPilot prepared mode (can be configured to an external button). ![950050\_Leica, excavator, MC1, Step 5jpg](https://knowledgebase.globalsurvey.co.nz/hs-fs/hubfs/950050_Leica%2c%20excavator%2c%20MC1%2c%20Step%205jpg.jpg?width=455&name=950050_Leica%2c%20excavator%2c%20MC1%2c%20Step%205jpg.jpg) The "PREP" button changes to red “AUTO". ![950050\_Leica, excavator, MC1 Step 5.1](https://knowledgebase.globalsurvey.co.nz/hs-fs/hubfs/950050_Leica%2c%20excavator%2c%20MC1%20Step%205.1.jpg?width=455&name=950050_Leica%2c%20excavator%2c%20MC1%20Step%205.1.jpg) Step 6: Place bucket inside model boundaries, and within operational height window (which is 30cm.) ![950050\_Leica, excavator, MC1, Step 6](https://knowledgebase.globalsurvey.co.nz/hs-fs/hubfs/950050_Leica%2c%20excavator%2c%20MC1%2c%20Step%206.jpg?width=455&name=950050_Leica%2c%20excavator%2c%20MC1%2c%20Step%206.jpg) Step 7: If a tilt rotor interface is used, activate (and hold) the tilt rotor auto-button. ![950050\_Leica, excavator, MC1, Step 7](https://knowledgebase.globalsurvey.co.nz/hs-fs/hubfs/950050_Leica%2c%20excavator%2c%20MC1%2c%20Step%207.jpg?width=257&name=950050_Leica%2c%20excavator%2c%20MC1%2c%20Step%207.jpg) Step 8: Apply pressure to stick hydraulics. ![950050\_Leica, excavator, MC1, Step 8](https://knowledgebase.globalsurvey.co.nz/hs-fs/hubfs/950050_Leica%2c%20excavator%2c%20MC1%2c%20Step%208.jpg?width=183&name=950050_Leica%2c%20excavator%2c%20MC1%2c%20Step%208.jpg) Step 9: The "AUTO" button turns green, and the system activates selected functions to move cutting edge towards the model below. Apply moderate stick speed to let the system keep on target. ![950050\_Leica, excavator, MC1, Step 9](https://knowledgebase.globalsurvey.co.nz/hs-fs/hubfs/950050_Leica%2c%20excavator%2c%20MC1%2c%20Step%209.jpg?width=455&name=950050_Leica%2c%20excavator%2c%20MC1%2c%20Step%209.jpg) ![Notes](https://knowledgebase.globalsurvey.co.nz/hs-fs/hubfs/Notes.png?width=664&name=Notes.png)           - [Machine Control](https://knowledgebase.globalsurvey.co.nz/machine-control?hsLang=en#main-content) - [Leica iCON Site Excavator - User Manual](https://knowledgebase.globalsurvey.co.nz/machine-control?hsLang=en#leica-icon-site-excavator-user-manual) - [Leica iCON MC1 - User Manuals](https://knowledgebase.globalsurvey.co.nz/machine-control?hsLang=en#leica-icon-mc1-user-manuals) - [Leica iCON MC1 Machine Control - Quick Tips](https://knowledgebase.globalsurvey.co.nz/machine-control?hsLang=en#leica-icon-mc1-machine-control-quick-tips) - [Leica iCON MC1 Machine Control – How to Create Models](https://knowledgebase.globalsurvey.co.nz/machine-control?hsLang=en#leica-icon-mc1-machine-control-how-to-create-models) - 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