# 1.Assembley Tutorial

## Raspberry Pi Car

**Step 1**

Prepare components

![Img](./media/img-20250228163435.png)

follow the silk print to assemble

![Img](./media/img-20250228163502.png)

Complete

![Img](./media/img-20250228163538.png)

**Step 2**


Prepare components

![Img](./media/img-20250228163607.png)

Assemble fixed parts

![Img](./media/img-20250228163658.png)

Complete

![Img](./media/img-20250228163708.png)

**Step 3**

Prepare components

![Img](./media/img-20250228163749.png)

Mount four motors（<span style="color: rgb(255, 76, 65);">Note the placement direction of motor，the wires on all four motors are facing inward</span>）

![Img](./media/img-20250228163832.png)

Complete

![Img](./media/img-20250228163852.png)

**Step 4**

Prepare components

![Img](./media/img-20250228163918.png)

Install wheels

![Img](./media/img-20250228163932.png)

Complete

![Img](./media/img-20250228163956.png)

**Step 5**

Prepare components

![Img](./media/img-20250228164029.png)

Assemble copper pillars

![Img](./media/img-20250228164043.png)

Complete

![Img](./media/img-20250228164055.png)

**Step 6**

Prepare components

![Img](./media/img-20250228164121.png)

Assemble the servo

![Img](./media/img-20250228164135.png)

Complete

![Img](./media/img-20250228164148.png)


**Step 7**

Prepare components

![Img](./media/img-20250228164214.png)

Assemble the ultrasonic sensor

![Img](./media/img-20250228164307.png)

Complete

![Img](./media/img-20250228164319.png)

**Step 8**

Prepare components

![Img](./media/img-20250228164355.png)

Mount the cross servo horn

![Img](./media/img-20250228164410.png)

Complete

![Img](./media/img-20250228164422.png)


**Step 9**

Prepare components

![Img](./media/img-20250228164452.png)

Assemble it on the board

![Img](./media/img-20250303080340.jpg)

（<span style="color: rgb(255, 76, 65);">**Note:** When installing, install the cross arm first on the steering gear and turn clockwise to the right, stop when it turns to a card position (pay attention to do not turn hard when it cannot move, which will cause damage to the steering gear), remove the cross arm, and then lock the screws of the steering gear after 90° to the right as shown in the figure.</span>）

Complete

![Img](./media/img-20250311092428.png)

**Step 10**

Prepare components

![Img](./media/img-20250228165424.png)

Fix the Raspberry Pi board（<span style="color: rgb(255, 76, 65);">Raspberry Pi board is not included</span>）

![Img](./media/img-20250228165457.png)

Complete

![Img](./media/img-20250228165511.png)

**Step 11**

Prepare components

![Img](./media/img-20250228165950.png)

Install

![Img](./media/img-20250228170008.png)

Complete

![Img](./media/img-20250228170015.png)

**Step 12**

Prepare components

![Img](./media/img-20250228170124.png)

Fix the battery holder as figures shown

![Img](./media/img-20250228170144.png)

Complete

![Img](./media/img-20250228170153.png)

**Step 13**

Prepare components

![Img](./media/img-20250228170215.png)

Install

![Img](./media/img-20250228170322.png)

Complete

![Img](./media/img-20250228170335.png)

**Step 14**

Prepare components

![Img](./media/img-20250228170409.png)

Wire up the 8*16 dot matrix

![Img](./media/img-20250228170506.png)

Hook up the line tracking sensor(<span style="color: rgb(255, 76, 65);">Note:the other end of the wire needs to go through the hole</span>)

![Img](./media/img-20250228170731.png)

Pull all wires through holes on the PCB(<span style="color: rgb(255, 76, 65);">Note:the wires of the 4 motors, the wires of the Servo, the wires of the tracking sensor and the wires of the 8*16 LED Panel all need to pass through the gap on the PCB board</span>.) 

![Img](./media/img-20250228170756.png)

Mounting screw

![Img](./media/img-20250228170843.png)

Complete

![Img](./media/img-20250228170925.png)

**Step 15**

Prepare components

![Img](./media/img-20250228170950.png)

Mounting screw

![Img](./media/img-20250228171026.png)

Complete

![Img](./media/img-20250228171052.png)


**Step 16**

Install components 

![Img](./media/img-20250228171127.png)

Don’t remove the connection wire of the camera

![Img](./media/img-20250228171141.png)

Complete

![Img](./media/img-20250228171202.png)

**Step 17**

Assemble components

![Img](./media/img-20250228171242.png)

Install

![Img](./media/img-20250228171249.png)

Complete

![Img](./media/img-20250228171306.png)

**Step 18**

Assemble components 

![Img](./media/img-20250228171332.png)

<span style="color: rgb(255, 76, 65);">Note that the logo side of the cooling fan faces downward</span>

![Img](./media/img-20250228171359.png)

Complete

![Img](./media/img-20250228171405.png)

**Step 19**

Mount components

![Img](./media/img-20250228171434.png)

Install

![Img](./media/img-20250228171445.png)

Complete

![Img](./media/img-20250228171509.png)

**Step 20**

Assemble components

![Img](./media/img-20250228171532.png)

<span style="color: rgb(255, 76, 65);">Wire up the connection wire of the camera</span>

![Img](./media/img-20250303090554.png)

![Img](./media/img-20250303092701.png)


![Img](./media/img-20250303092210.png)

<span style="color: rgb(255, 76, 65);">First, the wire of the camera is tightly inserted into the slot, and then the black plastic sheet is pressed down with your hand。</span>

![Img](./media/img-20250303091639.png)


![Img](./media/img-20250228171618.png)

Complete

![Img](./media/img-20250228171652.png)

**Step 21**


Prepare components

![Img](./media/img-20250228171720.png)

Fix the OLED display module

![Img](./media/img-20250228171728.png)

Complete

![Img](./media/img-20250228171806.png)

**Wiring up**

Cooling fan

![Img](./media/img-20250228172000.png)

![Img](./media/img-20250303093245.png)

![Img](./media/img-20250303093320.png)

Ultrasonic Module

![Img](./media/img-20250228172233.png)

![Img](./media/img-20250303093350.png)

Servo controlling the ultrasonic sensor

![Img](./media/img-20250228172316.png)

![Img](./media/img-20250303093423.png)

![Img](./media/img-20250303093443.png)

Servo on the base 

![Img](./media/img-20250228172437.png)

![Img](./media/img-20250303093553.png)

![Img](./media/img-20250303093615.png)

Servo controlling the camera

![Img](./media/img-20250228172546.png)

![Img](./media/img-20250303093643.png)

![Img](./media/img-20250303093703.png)

IR receiver module

![Img](./media/img-20250228172627.png)

![Img](./media/img-20250303094649.png)

![Img](./media/img-20250303094717.png)

8*16 dot matrix LED Panel

![Img](./media/img-20250228172708.png)

![Img](./media/img-20250303094741.png)

![Img](./media/img-20250303094803.png)

Line tracking sensor

![Img](./media/img-20250228172757.png)

![Img](./media/img-20250303094841.png)

![Img](./media/img-20250303094859.png)

M2 Motor

![Img](./media/img-20250303094929.png)

M1 Motor

![Img](./media/img-20250303094952.png)

M4 Motor

![Img](./media/img-20250303095020.png)

M3 Motor

![Img](./media/img-20250303095040.png)

Wire up the power

![Img](./media/img-20250303095104.png)