# Hardware

- [MR-B3RB Mechanical Assembly Guide](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide.md): Instructions for the NXP MR-B3RB.
- [Step 0: Pre-checks for the lower chassis](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/step-0-pre-checks-for-the-lower-chassis.md)
- [Step 1: Preparing lower chassis](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/step-1-preparing-lower-chassis.md): The MR-B3RB should look like this unit after opening the box.
- [Step 2: Mounting the MPU/MCU boards to the top plate](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/step-2-mounting-the-mpu-mcu-boards-to-the-top-plate.md)
- [Step 2a: Mounting NavQPlus](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/step-2-mounting-the-mpu-mcu-boards-to-the-top-plate/step-2a-mounting-navqplus.md)
- [Step 2b: Mounting MR-CANHUBK344](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/step-2-mounting-the-mpu-mcu-boards-to-the-top-plate/step-2b-mounting-mr-canhubk344.md)
- [Step 2c: Mounting LIDAR and Standoff for LIDAR arch stability](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/step-2-mounting-the-mpu-mcu-boards-to-the-top-plate/step-2c-mounting-lidar-and-standoff-for-lidar-arch-stability.md)
- [Step 2d: Mounting M10 GPS Module and metal frame](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/step-2-mounting-the-mpu-mcu-boards-to-the-top-plate/step-2d-mounting-m10-gps-module-and-metal-frame.md)
- [Step 3: Attach front and rear plastic to top plate](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/step-3-attach-front-and-rear-plastic-to-top-plate.md)
- [Step 4: Wiring modules to each other](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/step-4-wiring-modules-to-each-other.md)
- [PDB Wiring of RGB LED](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/step-4-wiring-modules-to-each-other/pdb-wiring-of-rgb-led.md)
- [Wiring QDEC cable](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/step-4-wiring-modules-to-each-other/wiring-qdec-cable.md)
- [Wiring T1 Ethernet cable](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/step-4-wiring-modules-to-each-other/wiring-t1-ethernet-cable.md)
- [Wiring PWM / XDHP cable](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/step-4-wiring-modules-to-each-other/wiring-pwm-xdhp-cable.md)
- [Steering Servo connection](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/step-4-wiring-modules-to-each-other/wiring-pwm-xdhp-cable/steering-servo-connection.md)
- [Wiring Power cables](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/step-4-wiring-modules-to-each-other/wiring-power-cables.md)
- [Wiring Power to MR-CANHUBK344](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/step-4-wiring-modules-to-each-other/wiring-power-cables/wiring-power-to-mr-canhubk344.md)
- [Wiring Power to NavQPlus](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/step-4-wiring-modules-to-each-other/wiring-power-cables/wiring-power-to-navqplus.md)
- [Wiring M10 GPS module](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/step-4-wiring-modules-to-each-other/wiring-m10-gps-module.md)
- [Additional information about the boards and wiring](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/step-4-wiring-modules-to-each-other/additional-information-about-the-boards-and-wiring.md)
- [Step 5: Attach upper chassis](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/step-5-attach-upper-chassis.md)
- [Step 6: Attach LIDAR Arch](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/step-6-attach-lidar-arch.md)
- [Step 7: Review all connections](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/step-7-review-all-connections.md): This will be a checklist review of all the connections for the base B3RB
- [Step 8: B3RB battery](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/step-8-b3rb-battery.md)
- [Step 8a: B3RB battery specification](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/step-8-b3rb-battery/step-8a-b3rb-battery-specification.md)
- [Step 8b: B3RB battery charger](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/step-8-b3rb-battery/step-8b-b3rb-battery-charger.md)
- [Step 8c: Battery Monitor and Alarm](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/step-8-b3rb-battery/step-8c-battery-monitor-and-alarm.md)
- [Top cover as a stand](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/top-cover-as-a-stand.md)
- [Appendix](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/appendix.md)
- [MR-B3RB History](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/appendix/mr-b3rb-history.md): MR-B3RB is a kit of kits
- [Block Diagram](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/appendix/block-diagram.md)
- [X-MR-B3RB-PDB Schematics](/mr-b3rb/hardware/mr-b3rb-mechanical-assembly-guide/appendix/x-mr-b3rb-pdb-schematics.md)