OpenScan Mini Manual

OpenScan Mini
Build Instructions

Frontplate + Pi-Shield
Frontplate
Mount the Pi Shield to the front plate using four M3x8mm screws
1x Frontplate
1x Pi Shield
4x M3x8

Base + Ring
Base Ring
Make sure that the ring can slide relatively freely before continuing with the next steps.

Mounting the Turntable Motor
Make sure to mount the small stepper motor (Turntable) first. The motor connector should face to
the left.
1x Base+Ring
1x Nema17 small
4x M3x8

Mounting the rotor motor
Press the small gear onto the motor shaft of the larger
stepper motor.
Mount the stepper motor with four M3x8 screws like
shown below. Move the large ring a couple of times to
make sure, that the gears fit. (If not, you can use a
different size of the small gear).
Again, the motor connector should face to the left.
1x small gear
1x Nema17 large
4x M3x8

Mounting the Raspberry Pi
Make sure to not overtighten the screws as this might bend and damage the board.
1x Raspberry Pi
4x M3x8

Preparing the Ringlight Module
(1)Insert the M2x6 screw (2x)
(2)Add two nuts (2x)
(3)Add the Camera Module
(4)Tighten the camera module
using two M2 nuts.
1x Ringlight
1x Pi Camera v2.1
2x M2x6
6x M2 nut

Preparing the camera cable
Insert the camera ribbon cable through the two slots (red arrows). Make sure that the metal plating
of the cable is facing the stepper motor (yellow circle).
Take your time with that step, the cable should not bend sharply.
1x camera ribbon cable (50cm)

Close-up
Continue through the next slot (again the metal plating should be facing away from you)

Insert the camera ribbon cable into the socket. The metal plating should be facing away from the
USB/Ethernet ports (yellow circle).