--- title: "Build Guide: Whiteboard Marker Holder" date: "2022-07-29" categories: ["Build Guides"] tags: ["Build Guide", "3D Printing"] excerpt: "What You’ll Need: Click on a button below to collect the print files! Printables Thingiverse Makerworld #b" featuredImage: "/images/resources/build-guide-whiteboard-marker-holder.jpg" --- ![](/images/content/0827d5-img_0469.jpg) ## What You’ll Need: ![](/images/content/237e30-parts.png) Click on a button below to collect the print files! [Printables](https://www.printables.com/model/252743-micromelon-pen-attachment) [Thingiverse](https://www.thingiverse.com/thing:5368110) [Makerworld](https://makerworld.com/en/models/147862#profileId-641400) ## Step 1: ![](/images/content/5d4455-step-1.png) ## Step 2 ![](/images/content/b58ef1-step-2.png) ## Complete ![](/images/content/dadb0a-final.jpg) ## Servo Calibration: Before attaching a servo horn to a servo, we need to make sure that the servo moves in the correct range. This guide will help you calibrate your servos correctly. --- #### Step 1: Once step 1 is completed, plug the servo into the right port and run the following code: ![](/images/content/84663a-screenshot-2024-09-18-124443.jpg) Upload the code and attach the servo horn to the servo so it’s in this position when the servo is at 0. ## What’s Next? With your fully built Micromelon Pen attachment, head on over to our rover Van Gogh activity to start drawing![Activity: Rover Van Gogh](https://micromelon.com.au/resources/rover-van-gogh?rq=attachments)