How to Access Engineering Mode in Star Trac 3050, 4000, 4010, 4020

1. Press and hold the 0–1–START keys together, then release the 1 key. The display will read Settings.

2. Using the ELEVATION UP key, scroll through the various parameters.

3. Using the SPEED +/- key increases/decreases said parameters. Press START key to save changes to parameters. Press 0–9 keys to enter new parameter values.