---
title: Cartridge Not Registering
description: Cartridge Not Registering
---

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## Cartridge Not Registering

This is indicated when the Medipen:

1. Displays an orange Status LED
2. Displays a pulsing Cartridge symbol
3. Emits a double tone

This could be caused by the following reasons:

1. No cartridge is detected (inserted incorrectly)
2. Needle Cartridge Error due to invalid Cartridge

Possible solutions:

1. Remove and refit Needle Cartridge to ensure it is installed correctly.
2. Replace Needle Cartridge with a new one

![](https://support.dermapenworld.com/galleryDocuments/edbsn890c4c6123d937d7b69755f693dd3bd1e7bb12acb04514d3256ef47abc9ba4d3932a695a8aa1e043a754384022431f0a0e9386b9d2b81ee5a19dbd2166a83c2d?inline=true)

If none of these solutions work, please contact support by raising a ticket.

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