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Task 2: Main electronics box (MEB)

Assembly time ≈ 60 minutes

Needed tools
Needed tools
vaseline
vaseline
loctite
loctite
loctite
loctite
Layer 3
Layer 3

Step 0

Burn LeoOs image to the microSD card using this tutorial:

📄Software update
Detailed guide on updating the software of Leo Rover, covering steps to access the microSD card, download and flash the latest LeoOS image.

Step 1

RPi
RPi
WiFi dongle
WiFi adapter
WiFi dongle
WiFi adapter
90 deg antenna adapter
90 deg antenna adapter
SD Card
SD card with burnt LeoOS image
SD Card
SD card with burnt LeoOS image
Step 1 - 1
Step 1 - 1
Step 1 - 2
Step 1 - 2

Step 2

MEB box
MEB box
4x pan head B2.2x6.5 screw
4x pan head B2.2x6.5 screw
4x pan head B2.2x6.5 screw
4x pan head B2.2x6.5 screw
Camera cover
Camera cover
Step 2 - 1
Step 2 - 1
note

Do not overtighten the screw.

Step 2 - 2
Step 2 - 2

Step 3

Step 2 assembly
Step 2 assembly
Cable with barrel jack
Cable with barrel jack
Step 3 - 1
Step 3 - 1
Step 3 - 2
Step 3 - 2

Step 4

Step 3 assembly
Step 3 assembly
USB cable
USB cable
Step 4 - 1
Step 4 - 1
Step 4 - 2
Step 4 - 2

Step 5

Step 4 assembly
Step 4 assembly
Antenna cable
Antenna cable
Vaseline
Vaseline
Step 5 - 1
Step 5 - 1
note

Cover the seal with vaseline before assembly.

Step 5 - 2
Step 5 - 2

Step 6

Step 5 assembly
Step 5 assembly
Step 1 assembly
Step 1 assembly
4x M2.5x40 distance
4x M2.5x40 distance
4x M2.5x40 distance
4x M2.5x40 distance
Step 6 - 1
Step 6 - 1
Step 6 - 2
Step 6 - 2
note

Connect antenna and USB cable .


Step 7

Step 6 assembly
Step 6 assembly
Camera and camera ribbon
Camera and camera ribbon
Camera holder
Camera holder
4x pan head B2.2x6.5 screw
4x pan head B2.2x6.5 screw
4x pan head B2.2x6.5 screw
4x pan head B2.2x6.5 screw
Step 7 - 1
Step 7 - 1
note

Do not overtighten the screw.
Make sure the ribbon is pushed all the way into the connector.

Step 7 - 2
Step 7 - 2
Step 7 - 3
Step 7 - 3
warning

Connect the other end of the ribbon to the CAMERA port of Raspberry Pi.


Step 8

Step 7 assembly
Step 7 assembly
LeoCore
LeoCore
4x M2.5x40 distance
4x M2.5x40 distance
4x M2.5x40 distance
4x M2.5x40 distance
Step 8 - 1
Step 8 - 1
Step 8 - 2
Step 8 - 2
note

Connect power and LED cables.


Step 9

Step 8 assembly
Step 8 assembly
4x pan head M2.5x8 plastic screw
4x pan head M2.5x8 plastic screw
4x pan head M2.5x8 plastic screw
4x pan head M2.5x8 plastic screw
Plastic electronics stack cover
Plastic electronics stack cover
Step 9 - 1
Step 9 - 1
Step 9 - 2
Step 9 - 2

Step 10

Step 9 assembly
Step 9 assembly
Seal string
Seal string
Seal string
Seal string
Step 10 - 1
Step 10 - 1
Step 10 - 2
Step 10 - 2
note

Make sure that the full length of the seal sits in the groove.
Cut excess material, leave ≈1cm of overlap


Step 11

Step 10 assembly
Step 10 assembly
4x M4x6 distance
4x M4x6 distance
4x M4x6 distance
4x M4x6 distance
loctite
loctite
Step 11 - 1
Step 11 - 1
note

Put a drop of loctite onto the threads of the distances before tightening.

Step 11 - 2
Step 11 - 2