1. Create a playable Slammer tank on one of Altis salt lakes, player as commander
2. Place a T-100 Varsuk 1500 meters away
3. Start the preview
4. Switch position to gunner
5. Lock the target (RMB or Tab)
6. Shoot
7. Unlock the target
8. Manually set range based on rangefinder readout
9. Fire again
Observe how the round misses the target when using "AUTO" ranging. Manually setting the range to 1500 allows to hit the target with no problem.