# Configuring your Printronix Printer after a reset

<p class="callout warning">**When you update the firmware on your Printronix printer, or if you have to reset its settings during troubleshooting, you'll need to configure a few settings for the printer to work with Simple RFID.**</p>

1. First, **navigate** to the Home screen of the printer by pressing the Pause button. You should see this screen:  
      
    ![](https://s3.amazonaws.com/cdn.freshdesk.com/data/helpdesk/attachments/production/157004088100/original/vafe5G8GV2ZkQt4qXRWIcOq9WG7gi0kPtQ.png?1742595806)
2. **Click** the *Settings* button
3. Within the *Settings* menu, **set** the following values: <p class="callout info">If you see an **ENTER SWITCH LOCKED** error, press the Up and Down keys at the same time, once. You should then see **ENTER SWITCH UNLOCKED,** and then you can perform the calibration.</p>

- **Media &gt; Image**
    - Print Intensity: **15**

[![image.png](https://kb.simplerfid.com/uploads/images/gallery/2026-06/scaled-1680-/7Jgimage.png)](https://kb.simplerfid.com/uploads/images/gallery/2026-06/7Jgimage.png)

- **Sensors &gt; Control  
    
    - Gap/Mark Sensor: **Gap**

[![image.png](https://kb.simplerfid.com/uploads/images/gallery/2026-06/scaled-1680-/FhMimage.png)](https://kb.simplerfid.com/uploads/images/gallery/2026-06/FhMimage.png)

- **Sensors &gt; Calibrate  
    
    - Power-Up Action: **Disable**
    - Head Close Action: **Seek TOF**
    - Threshold Range: **50%**
    - Label Window: **Enable**

[![image.png](https://kb.simplerfid.com/uploads/images/gallery/2026-06/scaled-1680-/nI3image.png)](https://kb.simplerfid.com/uploads/images/gallery/2026-06/nI3image.png)

- **Host I/O &gt; Control**
    - Interface: **USB** or **Ethernet** depending on how the printer is connected

[![image.png](https://kb.simplerfid.com/uploads/images/gallery/2026-06/scaled-1680-/Kltimage.png)](https://kb.simplerfid.com/uploads/images/gallery/2026-06/Kltimage.png)

- **Application**
    - **Control**
        - Active IGP Emul: **ZGL**

[![image.png](https://kb.simplerfid.com/uploads/images/gallery/2026-06/scaled-1680-/P6timage.png)](https://kb.simplerfid.com/uploads/images/gallery/2026-06/P6timage.png)

- - **ZGL Setup**
        - Preparser: **Enable**

[![image.png](https://kb.simplerfid.com/uploads/images/gallery/2026-06/scaled-1680-/zqfimage.png)](https://kb.simplerfid.com/uploads/images/gallery/2026-06/zqfimage.png)

After changing these settings, press the green **Pause** button to unpause the printer, then select **"Save permanently in Active Config"**.

[![image.png](https://kb.simplerfid.com/uploads/images/gallery/2026-06/scaled-1680-/YjRimage.png)](https://kb.simplerfid.com/uploads/images/gallery/2026-06/YjRimage.png)

  
When all the steps have been completed, the printer should show "**ONLINE**" in the top-right corner of the screen:

![](https://s3.amazonaws.com/cdn.freshdesk.com/data/helpdesk/attachments/production/157004088162/original/VQkdtApc7iv0-qO9H5QchlAoG-kalBa-9g.png?1742596015)

<p class="callout success">You should now be ready to calibrate the printer with either [**Auto**](https://kb.simplerfid.com/books/software-web-portal/page/calibrate-from-the-web-portal) or [**Manual**](https://kb.simplerfid.com/books/hardware-readers-printers/page/printronix-calibration) calibration.</p>