The Siemens PC Adapter USB A2 (6GK1571-0BA00-0AA0) is fully compatible with Windows XP SP2 and higher. To use it, you must install the PC Adapter USB A2 Driverdisk V1.0 or later. 📥 Driver Download and Installation
The drivers for the USB A2 adapter are typically bundled with Siemens engineering software like STEP 7 or TIA Portal. If you do not have these installed, you can download the standalone driver package from the Siemens Industry Online Support (SIOS). Installation Steps for Windows XP
Preparation: Close all running programs and ensure you are logged in as an Administrator.
Run Setup: Open the driver folder and right-click Setup.exe. Select Run as... and choose the Administrator account.
Dependencies: The installer will first set up the Microsoft Visual C++ 2005 Redistributable; do not cancel this step.
Restart: Follow the prompts to finish the installation and restart your computer.
Connect Hardware: After restarting, plug the USB A2 adapter into a USB port.
Hardware Wizard: Windows XP will display the "Found New Hardware Wizard". Select "Install the software automatically" to let Windows link the installed driver to the physical device. ⚙️ Configuration in PG/PC Interface
Once installed, you must configure the adapter to communicate with your PLC: siemens pc adapter usb a2 driver windows xp
Open the "Set PG/PC Interface" utility in the Control Panel.
Select PC Adapter USB A2 from the list of available interfaces.
Choose the correct bus profile (e.g., MPI or PROFIBUS) based on your PLC connection.
Pro Tip: Use the Diagnostics button to test the connection before attempting to go online with your project. 🛠️ Troubleshooting for Legacy Systems
USB 2.0 Requirements: If you are running Windows XP in a Virtual Machine (like VMware or VirtualBox), you must enable USB 2.0 controller support in the VM settings, or the driver may fail with an internal error. LED Indicators: Check the three LEDs on the adapter: USB: Solid green indicates a proper connection to the PC. MPI/DP: Indicates bus activity.
Power: Confirms the device is receiving 5V from the USB port.
Service Pack: Ensure you are on at least Service Pack 2 (SP2); older versions of XP are not supported for this specific A2 model. PC Adapter USB A2 Drivers - Siemens SiePortal
Connecting legacy industrial hardware like the Siemens SIMATIC PC Adapter USB A2 (part number 6GK1571-0BA00-0AA0) to a Windows XP system can be a bit of a puzzle. While the hardware is robust, getting the drivers just right for Windows XP is key to successful communication with your S7-300 or S7-400 PLCs. The Siemens PC Adapter USB A2 (6GK1571-0BA00-0AA0) is
This guide covers everything you need to know about finding and installing the correct driver for your PC Adapter USB A2 on Windows XP. The Basics: System Requirements
The PC Adapter USB A2 was designed as a modern replacement for the older PC Adapter USB (6ES7972-0CB20-0XA0). It supports both MPI and PROFIBUS communication at speeds up to 12 Mbps. To run it on Windows XP, you must meet these minimums:
Operating System: Windows XP Professional SP2 or SP3 (32-bit is standard). Hardware Interface: USB 1.1, 2.0, or 3.0.
Supporting Software: It typically requires an installation of SIMATIC STEP 7 , TIA Portal , or SIMATIC NET . Where to Find the Driver There are three main ways to get the driver for Windows XP:
Included Software: If you have installed SIMATIC Manager (STEP 7) V5.5 or later on your XP machine, the drivers are often pre-installed.
The Original CD: The adapter originally shipped with a "PC Adapter USB A2 - Driver Disk".
Official Download: You can find the PC Adapter USB A2 Driver Disk V1.0 on the Siemens Industry Online Support (SIOS) portal. Installation Guide for Windows XP
Follow these steps to ensure the driver registers correctly in your Device Manager. Step 1: Run the Setup Need drivers of PC ADAPTER USB A2 for windows XP Step 1: Do NOT connect the adapter yet
The Siemens PC Adapter USB A2 (6GK1571-0BA00-0AA0) provides essential MPI/PROFIBUS connectivity for legacy SIMATIC S7 systems on Windows XP SP2 or higher. Proper installation requires installing drivers before connecting the hardware and running setup as an administrator to avoid common "Device Not Found" errors. Download the driver package and view technical support at Siemens Support. PC Adapter USB A2 6GK 1571-0BA00-0AA0 Drivers problem
Many technicians make the mistake of plugging in the USB A2 before driver installation. On Windows XP, this will trigger the “Found New Hardware Wizard” pointing to an unknown device, often leading to incorrect driver assignments.
Error: "Windows has determined the driver software for your device is not installed."
Error: "This driver has not passed Windows Logo testing"
Error: Device listed as "Unknown" with VID/PID not matching known chipsets
Error: COM port conflict or "Access denied" when opening the port from software
Error: Adapter visible but no device communication
After driver installation completes, plug the USB A2 into a USB port. Windows XP should detect it and automatically load the driver. You might see a bubble notification: “New device installed – Siemens PC Adapter USB A2.”
Attempting to install the driver without preparation leads to the infamous "Code 10" or "Device cannot start" errors. Follow these prerequisites strictly: