Task 2: Main electronics box (MEB)
Preparation
Assembly time
60 minutes
Tools needed
- cross-head screwdriver
- T5x40 torx screwdriver
- 3mm hex-head key
- vaseline
- 8mm flat hex-head wrench
![](/img/robots/leo/manuals/meb/meb-assembly-1.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-2.webp)
- Leo Rover v1.8
- Leo Rover < v1.8
![](/img/robots/leo/manuals/meb/meb-assembly-3.webp)
![](/img/robots/leo/manuals/meb/1.7/meb-assembly-3.webp)
Step 1: Camera shield
Prepare:
- 1x main electronics box (3D-printed)
- 1x camera shield
- 1x camera shield gasket
- 4x self-tapping torx screw (smallest in the kit)
- T5x40 torx screwdriver
![](/img/robots/leo/manuals/meb/meb-assembly-4.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-5.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-6.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-7.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-8.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-9.webp)
Step 2: miniUSB and power cable
Prepare:
- step 2 assembly
- 1x power cable (3pin socket with barrel plug and green cable soldered)
- 1x miniUSB socket with USB-A connector
- 1x (optional) miniUSB socket cap (blue)
![](/img/robots/leo/manuals/meb/meb-assembly-10.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-11.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-12.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-13.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-14.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-15.webp)
Step 3: Antenna cable
Prepare:
- step 2 assembly
- 1x antenna cable, a nut and toothed washer
- 1x small o-ring
- vaseline (optional)
- 8mm flat wrench
warning
Don't use the spring washer that may be provided with the antenna cable. Use only the toothed washer.
![](/img/robots/leo/manuals/meb/meb-assembly-16.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-17.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-18.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-19.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-20.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-21.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-22.webp)
Step 4: Camera
Prepare:
- step 3 assembly
- 1x fisheye camera (white box)
- 1x plastic camera mount (3D-printed)
- 4x 2.2x6.5 self-tapping screws (cross-headed)
- cross-head screwdriver
![](/img/robots/leo/manuals/meb/meb-assembly-23.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-24.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-25.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-26.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-27.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-28.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-29.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-30.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-31.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-32.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-33.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-34.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-35.webp)
Step 5: RaspberryPi and WiFi modem assembly
Prepare:
- step 4 assembly
- 1x RaspberryPi board
- 4x m2.5x18 plastic distances
- 4x m4x6 metal distances
- 1x ALFA USB WiFi modem
- 1x 90deg antenna adapter (from previous steps)
- Leo Rover v1.8
- Leo Rover < v1.8
![](/img/robots/leo/manuals/meb/meb-assembly-36.webp)
![](/img/robots/leo/manuals/meb/1.7/meb-assembly-36.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-37.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-38.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-39.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-40.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-41.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-42.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-43.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-44.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-45.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-46.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-47.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-48.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-49.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-50.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-51.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-52.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-53.webp)
Step 6: Controller assembly and cabling
Prepare:
- step 5 assembly
- 1x controller electronics board (LeoCore/Husarion Core2-ROS)
- 4x m2.5x18 plastic distance
- Leo Rover v1.8 - LeoCore
- Leo Rover < v1.8 - Husarion Core2-ROS
![](/img/robots/leo/manuals/meb/meb-assembly-54.webp)
![](/img/robots/leo/manuals/meb/1.7/meb-assembly-54.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-55.webp)
- Leo Rover v1.8 - LeoCore
- Leo Rover < v1.8 - Husarion Core2-ROS
![](/img/robots/leo/manuals/meb/meb-assembly-56.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-57.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-58.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-59.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-60.webp)
![](/img/robots/leo/manuals/meb/1.7/meb-assembly-56.webp)
![](/img/robots/leo/manuals/meb/1.7/meb-assembly-57.webp)
![](/img/robots/leo/manuals/meb/1.7/meb-assembly-58.webp)
![](/img/robots/leo/manuals/meb/1.7/meb-assembly-59.webp)
![](/img/robots/leo/manuals/meb/1.7/meb-assembly-60.webp)
Step 7: Electronics cover
Prepare:
- step 6 assembly
- 1x electronics cover (3D-printed)
- 2x small zip-ties
- 4x m2.5 plastic screws
- cross-head Philips screwdriver
- Leo Rover v1.8
- Leo Rover < v1.8
![](/img/robots/leo/manuals/meb/meb-assembly-61.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-62.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-63.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-64.webp)
![](/img/robots/leo/manuals/meb/1.7/meb-assembly-61.webp)
![](/img/robots/leo/manuals/meb/1.7/meb-assembly-62.webp)
![](/img/robots/leo/manuals/meb/1.7/meb-assembly-63.webp)
![](/img/robots/leo/manuals/meb/1.7/meb-assembly-64.webp)
Step 8: MEB distances
Prepare:
- step 7 assembly
- 4x m4x6 metal distances
- Loctite glue
- 7mm hex wrench
![](/img/robots/leo/manuals/meb/meb-assembly-65.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-66.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-67.webp)
Step 9: Seal and MEB cover
Prepare:
- step 8 assembly
- 1x rubber foam sealing cord
- 4x m4x10 screws
- 1x MEB cover (3D-printed)
- Leo Rover v1.8
- Leo Rover < v1.8
![](/img/robots/leo/manuals/meb/meb-assembly-68.webp)
![](/img/robots/leo/manuals/meb/1.7/meb-assembly-68.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-69.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-70.webp)
- Leo Rover v1.8
- Leo Rover < v1.8
![](/img/robots/leo/manuals/meb/meb-assembly-71.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-72.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-73.webp)
![](/img/robots/leo/manuals/meb/1.7/meb-assembly-71.webp)
![](/img/robots/leo/manuals/meb/1.7/meb-assembly-72.webp)
![](/img/robots/leo/manuals/meb/1.7/meb-assembly-73.webp)
![](/img/robots/leo/manuals/meb/meb-assembly-74.webp)
Done!
- Leo Rover v1.8
- Leo Rover < v1.8
![](/img/robots/leo/manuals/meb/meb-assembly-75.webp)
![](/img/robots/leo/manuals/meb/1.7/meb-assembly-75.webp)