Symptoms

Placements Offset in the Same Direction

1. Crashed Toolhead
2. Incorrect Toolhead Offset
3. Bad Fiducial Scan
4. Check Board Location

Parts Not Picking

1. Incorrect Feeder Z Position
2. Incorrect Toolhead Offset
3. Paste In Nozzle Tip
4. Pick Dwell Time Too Short
5. Loose Pulley
6. Belt Tension
7. Check Vacuum Pump

Parts Not Placing

1. Board Z Height Incorrect
2. Place Dwell Time Too Short
3. Replace your double-sided tape or try fresh solder paste

Parts Rotated Incorrectly

1. Bottom Vision Error
2. Brass Nozzle Holder Loose

Some placements are consistently better than others

1. Check Board Rotation

Inconsistent Positioning

1. Loose Pulley
2. Belt Tension
3. Check Endstops
4. Check Staging Plate

Top Camera not positioning over homing fiducial

1. Loose Pulley
2. Belt Tension
3. Check Endstops
4. Check Staging Plate

Cameras Don't Connect

1. USB Hub Overload

Z Axis Won't Jog

1. Camera Drop-Down Selected

Components not rotated correctly on the board

1. Check your vision pipeline
2. Check that your nozzle holder is on tight
3. Check that your nozzle is fully seated and lubricated

Tool head doesn't move correctly when jogging from the camera feed

1. Loose Pulley
2. Belt Tension
3. Check Endstops
4. Check Fisheye Calibration

Components not recognized by bottom camera

1. Bottom Vision Error