> ## Knowledge Base Index > Fetch the complete knowledge base index at: https://support.eatos.com/sitemap.xml > Use this file to discover available pages before exploring further. > Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash). # Star Micronics MC-Print3 ### Introduction The **Star Micronics MC-Print3** epitomizes excellence in POS printing, combining unmatched speed and efficiency. Its compact design seamlessly integrates into diverse business environments, while its versatile connectivity options ensure compatibility with various systems. Renowned for exceptional print quality and unwavering reliability, the MC-Print3 is the epitome of a sophisticated thermal printing solution, delivering a polished and professional experience for businesses at the forefront of innovation. ### Models: * **MC-Print 3 USB / LAN** * **MC-Print 2** Manufacturer: **Star Micronics** The following article will show you how to connect, set up, and power on your printer. To do so, follow the simple steps below. The article will also cover the steps to connect via USB or LAN. ### Table of Contents * [How to Power On](#3-how-to-power-on) * [Connecting via USB](#3-connecting-via-usb) * [Connecting via LAN](#3-connecting-via-lan) * [How to print IP Address](#3-how-to-print-ip-address) * [How to Properly Insert Paper Roll](#3-how-to-properly-insert-paper-roll) * [Category Routing Level](#3-category-routing-level) * [Product Level Routing](#3-product-level-routing) * [Troubleshooting](#3-troubleshooting) * [LED Display](#3-led-display) * [Cutter Error Display](#3-cutter-errror-display) * [Bluetooth Connection Display](#3-bluetooth-connection-display) * [Network Link Display](#3-network-link-display) --- ### How to Power On **Instructions** **Step 1:** Remove the rear cover **Step 2:** Connect the **AC Adapter** * Securely plug the power cord fully into the adapter inlet. (1) * Plug the **AC adapter** in the correct vertical orientation into the **power connector** of your printer. (2) ![](https://storage.crisp.chat/users/helpdesk/website/74260be74e639800/06728f64-b6e2-481d-846c-ab32eb_j4oyk8.png) **Step 3:** Securely fix the power cable to avoid any interference when replacing the rear cover. ![](https://storage.crisp.chat/users/helpdesk/website/74260be74e639800/057ac0f8-7ac9-4447-80c3-94e022_vxoa58.png) **Step 4:** Insert the power cable plug into an electrical outlet. **Step 5:** Lastly press the **power button** to turn **On** the printer. --- ### Connecting via USB **Step 1:** Flip the printer and remove the back cover **Step 2:** Plug the included **USB** cable into the **USB port**. ![](https://storage.crisp.chat/users/helpdesk/website/74260be74e639800/9747f6e4-0c56-4f9b-8f76-3ce2c2_1szb3he.png) **Step 3:** Plug the other end of the **USB** cable into any available **USB port** on the **Sunmi**. ![](https://storage.crisp.chat/users/helpdesk/website/74260be74e639800/350f1502-9512-4b01-b847-387457_7vqvs2.png) **Step 4:** Lastly, close the printer and the Sunmi port cover. --- ### Connecting via LAN **Step 1:** Connect one side of the **LAN** cable to the **hub/router** ![](https://storage.crisp.chat/users/helpdesk/website/74260be74e639800/e4f4b6c7-8a03-4c54-a963-746522_c4uglt.png) **Step 2:** Connect the other side of the **LAN** cable to the **LAN connector** of the printer. ![](https://storage.crisp.chat/users/helpdesk/website/74260be74e639800/c27acde1-34d9-4ac2-aafb-82b5c7_l8ix0f.png) Now that you have connected your printer via **USB** or **LAN**, learn how to detect and set up the Point of Sale by clicking on the [link](https://support.eatos.com/en-us/article/point-of-sale-v410-advanced-paired-printer-1mbkfzb/) --- ### How to Print IP Address The following article will show you how to identify your **IP Address** in just a few simple steps. This article is based on all the compatible MC printers. Steps: **Step 1:** Turn the printer **Off** ![](https://storage.crisp.chat/users/helpdesk/website/74260be74e639800/2de2f32a-4cb7-4f16-ac5d-314012_tfpxto.png) **Step 2:** Press and hold the **Feed** button. **Step 3:** While holding down the **Feed** button (1), Turn the printer **On** (2) ![](https://storage.crisp.chat/users/helpdesk/website/74260be74e639800/9d08c369-00bf-4621-889c-b54dc9_4xzwms.png) **Step 4:** Two receipts will print; the second receipt will include the **IP Address** at the bottom. --- ### How to Insert a Paper Roll Properly The following article will show you how to properly set up your paper roll in just a few simple steps. The following printer only takes thermal receipt paper. ### Instructions: **Step 1:** Have your printer **On** * Doing so will automatically feed and cue the paper **Step 2:** Open the printer cover * Pull the lever to open the printer cover ![](https://storage.crisp.chat/users/helpdesk/website/74260be74e639800/de02911e-1b4b-4de8-a328-94930b_h4w3un.png) || Note: When replacing the paper roll, make sure to remove the paper core remaining in the paper roll holder. **Step 3:** Set the paper * Place the paper as shown below: ![](https://storage.crisp.chat/users/helpdesk/website/74260be74e639800/6282afbc-885b-4238-a8b3-bdf6fa_jkmome.png) Note: To prevent a paper jam, carefully wind the paper tightly from the paper roll before setting it in the printer. **Step 4:** Finally, close the printer cover * Pull the end of the paper roll straight out. * Press down on both sides of the printer cover to close it. Once the paper is cut automatically, you have completed the steps for replacing the paper roll. ![](https://storage.crisp.chat/users/helpdesk/website/74260be74e639800/1d60ff88-b238-44b2-a3cb-e49a2c_1e2j7pl.png) --- ### Category Routing Level The following guide will show you how to route categories once you have named your printers on the Point of Sale. You can route categories directly from the POS or the dashboard. **Step 1:** From the Point of Sale (POS) settings navigate to **Menu**. ![](https://storage.crisp.chat/users/helpdesk/website/-/7/4/2/6/74260be74e639800/screenshot-2026-01-18-at-30552_1awxw38.png) **Step 2:** Select **Categories** ![](https://storage.crisp.chat/users/helpdesk/website/-/7/4/2/6/74260be74e639800/screenshot-2026-01-18-at-30608_w85b6s.png) **Step 3:** Select a category name, then assign the printer. The products within the category will be routed to the assigned printer. ![](https://storage.crisp.chat/users/helpdesk/website/-/7/4/2/6/74260be74e639800/screenshot-2026-01-18-at-31019_2rce1o.png) --- ### Product Level Routing Learn how to route your products at the product level by following the steps below. **Step 1:** Tap ( **a**) or slide the dropdown arrow down ( **b**) to open settings page. ![](https://storage.crisp.chat/users/helpdesk/website/74260be74e639800/563e8626-84c5-4065-a2ac-42ec67_q4nk47.png) **Step 2:** Tap on **Menu** ![](https://storage.crisp.chat/users/helpdesk/website/-/7/4/2/6/74260be74e639800/screenshot-2026-01-18-at-30552_dqi9yt.png) **Step 3:** Tap on **Products** ![](https://storage.crisp.chat/users/helpdesk/website/-/7/4/2/6/74260be74e639800/screenshot-2026-01-18-at-30608_1k4mrmo.png) **Step 4:** Select a product and assign a printer. The printer you assign to your product will eventually be routed to the assigned printer. ![](https://storage.crisp.chat/users/helpdesk/website/-/7/4/2/6/74260be74e639800/screenshot-2026-01-18-at-31330_1kcmxt6.png) --- ### Troubleshooting **How to reset IP Address to DHCP** The following content will give you a brief step in resetting your printer to the default settings. To do so, follow the next 3 simple steps below. Steps: **Step 1:** Turn the printer **Off** **Step 2:** Remove the rear cover **Step 3:** With a small object or pen, press and hold the **Reset** hole located behind the printer (1), then turn the printer **On** (2). Look at the front of the printer; the LAN symbol will flash green and continue to hold for 10 seconds (3). ![](https://storage.crisp.chat/users/helpdesk/website/74260be74e639800/94eab030-8432-4afb-820e-4b792b_a432g7.png) **Step 4:** Release the pen, press and hold the **Feed** button located in front of the printer until the printer has printed a self-test out chit. Take a look at the IP address at the bottom line. You will see (DHCP), meaning the printer has been reset successfully. --- The power status or communication status and the error information, such as paper out, are indicated by the power LED, Bluetooth LED, and Network LED. Every LED light has a different indication status or error information. **→ Power LED** ( **a** ) The power LED lights up blue or blinks blue, red, or magenta according to the power status, warning, or error information of the printer. **→ Bluetooth LED** ( **b** ) The Bluetooth LED lights up blue based on the Bluetooth connection status. **→ Network LED** ( **c** ) The network LED lights up and also blinks green according to the network connection. ![](https://storage.crisp.chat/users/helpdesk/website/74260be74e639800/071f25bd-e33f-4741-b8f9-98d60a_19tg5wq.jpeg) * Normal use * The power **LED** light will not turn blue when printer is **Off**. ![](https://storage.crisp.chat/users/helpdesk/website/74260be74e639800/886171c3-507e-4130-b208-6b7873_ur9dc5.gif) * Power status **On** ![](https://storage.crisp.chat/users/helpdesk/website/74260be74e639800/a7804f1b-49da-4c91-acd8-474b83_12y1ik0.gif) ### Warning Displays The following functions will display warnings. **→ Near End** This will indicate that the paper will be used up soon. ![](https://storage.crisp.chat/users/helpdesk/website/74260be74e639800/ac971052-0fe9-45b4-9144-5e03af_g2o287.gif) **→ USB hub connection** ![](https://storage.crisp.chat/users/helpdesk/website/74260be74e639800/e51665ac-5534-441a-b6cc-59e278_1x6fk9m.gif) A USB hub has been connected to the USB port. The **LED** light will blink for about 5 seconds after the USB hub has been connected successfully, and it will return to the status display. * Error display - Recovery error **→ Cover Open error** ![](https://storage.crisp.chat/users/helpdesk/website/74260be74e639800/fb5b44b5-4831-48df-950f-1bc36c_12jqv28.gif) The printer cover is open. Set the paper correctly, close the printer cover, and it will move to the power-on status. **→ Out of paper error** ![](https://storage.crisp.chat/users/helpdesk/website/74260be74e639800/b8455e57-9867-42a3-b88d-0d3fcc_5k21li.gif) The print is out of paper. Replace the paper roll. Close the cover, and the LED light will move to power **On** ### Cutter error Display This will be indicated by the Power LED (a) --- **→ Cutter Error** ![](https://storage.crisp.chat/users/helpdesk/website/74260be74e639800/dd5a76ab-a64d-44ca-bd37-0ba097_10bdnto.gif) The cutter did not operate properly. To fix the issue, open the printer cover, remove any jammed paper, and proceed by closing the cover. If you are not able to open the cover, turn the power **Off** once and **On** again. The cutter error should be resolved. If the error light is still displayed after the action above was taken, please contact our support team. --- ### Bluetooth Connection Display **→ Bluetooth Connected** ![](https://storage.crisp.chat/users/helpdesk/website/74260be74e639800/44a1ac52-afb6-4407-8499-007955_nxs3rm.png) The printer is currently connected to the merchant device via Bluetooth. **→ Bluetooth Not Connected** ![](https://storage.crisp.chat/users/helpdesk/website/74260be74e639800/29d7234b-222e-4c9e-bbdd-cfa7a6_1ohmcca.png) The printer is not connected via Bluetooth. --- ### Network Link Display The Ethernet (LAN) connection status is indicated by the Network LED light (c) **→ Ethernet Connected** ![](https://storage.crisp.chat/users/helpdesk/website/74260be74e639800/77255cd5-b5fc-4270-9164-e59bbc_11lv594.png) A connection between the printer and a router or hub is established. **→ Ethernet Link-Off (Physically disconnected)** ![](https://storage.crisp.chat/users/helpdesk/website/74260be74e639800/eaba3e11-a1b4-4905-82f0-1ab4ad_qsax0e.png) The printer, along with a network device such as a router or hub, was disconnected. Make sure the **LAN** cable is properly connected and not lost or damaged. [Back to top](#3-introduction)