If you absolutely must use Windows XP with the Siemens PC Adapter USB A2:
For new projects or safety-critical systems, upgrade to Windows 10/11 and use the same adapter with modern Siemens software (TIA Portal V17+) – the driver is included and fully supported.
Siemens PC Adapter USB A2 (article number 6GK1571-0BA00-0AA0 fully compatible with Windows XP SP2 and higher
. The driver is typically included with major Siemens software installations, such as TIA Portal , but can also be installed as a standalone component. Siemens SiePortal Verified Installation Steps for Windows XP If you are installing the driver from the PC Adapter USB A2 Driverdisk V1.0 , follow these steps to ensure a successful connection: Close Programs
: Shut down all active software before starting the installation. Run as Administrator : Right-click and select
to use the Administrator account; otherwise, the installation of mandatory components like the Microsoft Visual C++ 2005 Redistributable may fail.
: Allow the system to reboot after the "Simatic Device Drivers" are installed. Hardware Wizard : Plug in the USB adapter only
the restart. When the "Found New Hardware Wizard" appears, choose "Yes, this time only" "Install the software automatically" Verify in Device Manager : Open the Device Manager and look under SIMATIC NET for the entry SIMATIC PC Adapter USB A2 Siemens SiePortal Troubleshooting & Configuration Virtual Machine (VM) Use : If using Windows XP in a virtual environment like or VirtualBox, ensure the USB 2.0 controller
is enabled in the VM settings to avoid "internal error" messages. Manual Driver Path
: If the driver is not found automatically, you can manually point the hardware wizard to
C:\Program files\Common files\Siemens\Automation\Simatic OAM\Drivers PG/PC Interface : In the "Set PG/PC Interface" tool, explicitly select PC Adapter USB A2 (MPI) (PROFIBUS)
rather than using "Auto" settings, which are often unreliable on older systems. Siemens SiePortal Key Specifications : Supports MPI and PROFIBUS (9.6 kbit/s up to 12 Mbit/s).
: Supplied entirely via the USB cable; no external power supply is needed. Backwards Compatibility
The thrill of the hunt for the perfect driver! It was a dark and stormy night, and John was on a mission to find the elusive Siemens PC Adapter USB A2 driver for his trusty Windows XP machine.
As he sat in front of his computer, he scoured the internet for what felt like hours, clicking on link after link, only to be met with dead ends and broken mirrors. His eyes were glazing over, and his frustration was growing by the minute.
Just when he was about to give up, he stumbled upon a small, obscure forum hidden deep in the depths of the world wide web. The thread was titled "Siemens PC Adapter USB A2 driver for Windows XP - A Holy Grail?" and it was started by a fellow tech enthusiast who claimed to have found the solution.
John's heart skipped a beat as he read through the conversation. The user, known only by their handle "Siemens_Savior," claimed to have downloaded the driver from a reliable source and had verified its authenticity. The post was dated months ago, but John was willing to try anything.
With trembling hands, John clicked on the link provided by Siemens_Savior and downloaded the driver. He extracted the files and began the installation process, holding his breath as the wizard guided him through the setup.
As the installation completed, John felt a surge of excitement. He plugged in his Siemens PC Adapter USB A2, and to his delight, Windows XP recognized it immediately. The device manager showed a green checkmark, and the adapter was ready to use.
John couldn't believe his luck. He sent a heartfelt thank-you message to Siemens_Savior, and the two began to chat about their shared struggles with legacy hardware. John learned that Siemens_Savior was a retired engineer who had worked on the original Siemens PC Adapter USB A2 team and had been keeping an eye on the community, helping those in need.
With his adapter up and running, John was able to breathe new life into his old projects. He spent the rest of the evening tinkering with his setup, feeling grateful for the kindness of strangers on the internet.
From that day on, John made sure to spread the word about the magic of the Siemens PC Adapter USB A2 driver for Windows XP, and the legend of Siemens_Savior lived on as a hero to those who still used this vintage hardware.
The driver, once a mere myth, had become a treasured artifact, cherished by those who had experienced the thrill of the hunt and the satisfaction of a problem solved. And John, well, he made sure to keep his Windows XP machine running smoothly, with the Siemens PC Adapter USB A2 driver firmly in place, a reminder of the power of community and determination.
The Siemens PC Adapter USB A2 (Article Number: 6GK1571-0BA00-0AA0) is the industry-standard interface for connecting a PC or laptop to SIMATIC S7 systems via PROFIBUS or MPI. While modern, it remains fully compatible with Windows XP (Service Pack 2 and higher), providing a reliable link for legacy industrial automation setups. Essential Driver Information
The driver is required to establish communication between the USB hardware and Siemens software like STEP 7 or TIA Portal.
Official Product Page: Siemens Industry Online Support - PC Adapter USB A2 Driver Version: PC Adapter USB A2 Driverdisk V1.0
Compatibility: Windows XP SP2/SP3 (32-bit and 64-bit), Vista, and Windows 7/8/10 siemens pc adapter usb a2 driver windows xp verified
Hardware Replaced: This adapter replaces the older 6ES7972-0CB20-0XA0 model. How to Install the Driver on Windows XP
For a verified installation on Windows XP, follow these specific steps to avoid common "Found New Hardware" errors:
Preparation: Close all active programs. Do not plug in the USB adapter yet.
Run Setup as Administrator: Locate the Setup.exe on your driver disk or downloaded folder. Right-click and select "Run as...", then choose the Administrator account.
Install Components: The installer will typically install necessary dependencies, such as the Microsoft Visual C++ 2005 Redistributable and Simatic Device Drivers.
Restart: You must restart Windows XP after the software installation finishes.
Connect Hardware: Plug the PC Adapter USB A2 into a USB 2.0 or 3.0 port.
Hardware Wizard: When the "Found New Hardware Wizard" appears: Select "No, not this time" for Windows Update. Select "Install the software automatically".
Verification: Open Device Manager. Under "Simatic Net," you should see "Simatic PC Adapter USB A2" listed without errors. Technical Specifications Interface USB V2.0 (Compatible with V1.1 and V3.0) Protocols MPI, PROFIBUS, PPI (for S7-200/300/400) Max Speed Up to 12 Mbps on PROFIBUS Power Supplied via USB interface; no external power needed Isolation Electrical isolation between MPI/DP and USB interfaces Troubleshooting Tips
PC Adapter USB A2 6GK 1571-0BA00-0AA0 Drivers problem - XP SP3
The driver is useless without correct PG/PC Interface settings.
This verified process eliminates the common “Code 10” or “Code 28” errors.
The Siemens PC Adapter USB A2 driver for Windows XP is a verified, stable solution when sourced correctly from Siemens’ official support site and installed using the manual “Have Disk” method. While Microsoft and Siemens have moved on to Windows 10/11 and TIA Portal, the reality of industrial maintenance means that XP will remain in service for years.
By following this guide—pre-installation checks, using driver version 1.6.0.0, correctly configuring COM ports in Set PG/PC Interface, and troubleshooting power issues—you can establish a reliable programming connection to S7-300/400 PLCs without the headache of random disconnections or error 10 failures.
Final Pro Tip: Once you have the working driver, immediately back it up. Copy the C:\Siemens_Drivers\USB_A2 folder to a dedicated USB flash drive labeled “XP Verified Drivers” and store it with your programming cable. You will thank yourself when you need to rebuild a machine in three years.
Disclaimer: Always ensure you have proper authorization to connect to operational PLCs. Windows XP should be isolated from the public internet due to security vulnerabilities. This guide is for maintenance on isolated industrial networks only.
Siemens PC Adapter USB A2 (article number 6GK 1571-0BA00-0AA0 ) is verified to work with Windows XP SP2 and higher www.industry-mobile-support.siemens-info.com Verified Driver Versions
Drivers are typically bundled with Siemens engineering software like TIA Portal , but standalone driver disks are also available: Driver Disk V1.0
: Specifically cited as a common installation source for Windows XP systems. : Often the version found in older Siemens Support downloads for both drivers and firmware.
: A later version also compatible with legacy Windows environments. Siemens SiePortal Verified Installation Guide for Windows XP Siemens SiePortal forums
recommend the following verified steps for a clean installation on XP: Preparation : Close all background programs and ensure you have Administrator rights
from the driver disk. The installer will first check for/install Microsoft Visual C++ 2005 Redistributable
; if you are not an administrator, the process may hang here. Core Installation
: The "Simatic Device Drivers" window will appear. Follow the prompts to complete the software side. Hardware Connection Windows XP first, then plug the USB A2 adapter into a port. Hardware Wizard : When the "Found New Hardware Wizard" appears:
Select "Yes, this time only" for connecting to Windows Update. Choose "Install the software automatically". Verification Device Manager : Check under Simatic Net Simatic PC Adapter USB A2 Set PG/PC Interface
: Open this utility in Windows Control Panel; the USB A2 adapter should now be an available option. Siemens SiePortal Troubleshooting Tips Virtual Machines : If using VirtualBox on XP, ensure the driver is on a virtual disk rather than a shared folder. Manual Selection If you absolutely must use Windows XP with
: Do not use "Auto" mode in the PG/PC interface. Manually select as the connection type to avoid communication errors. Missing Drivers : If drivers are missing, re-installing STEP 7 V5.x often fixes registry and path issues. Siemens SiePortal for the driver disk or instructions for firmware updates PC Adapter USB A2 6GK 1571-0BA00-0AA0 Drivers problem
The Siemens PC Adapter USB A2 (part number 6GK1571-0BA00-0AA0) is a critical interface tool for connecting PG/PC or notebooks to SIMATIC S7 systems via PROFIBUS or MPI. While modern systems use newer drivers, maintaining legacy industrial environments requires a verified installation of the USB A2 driver on Windows XP. Technical Specifications Order Number: 6GK1571-0BA00-0AA0. Protocols Supported: PROFIBUS (up to 12 Mbps) and MPI.
Operating Systems: Officially supports Windows XP SP2/SP3, Vista, and Windows 7 (32/64-bit).
Power Supply: Draws 5V DC directly from the USB interface (no external power needed). Verified Installation Steps for Windows XP
To ensure a successful installation on a legacy Windows XP machine, follow these verified steps from the Siemens SiePortal community:
Administrative Rights: Ensure you are logged into an account with Administrator privileges; otherwise, the Microsoft Visual C++ 2005 Redistributable installation will fail.
Initial Setup: Close all startup programs. Insert the "PC Adapter USB A2 - Driver Disk" CD.
Run Installer: Right-click Setup.exe and select "Run as..." to use the Administrator account. Follow the wizard prompts to install the "Simatic Device Drivers".
Restart: Reboot the computer to finalize driver registration.
Hardware Connection: Plug the USB A2 adapter into the PC. The "Found New Hardware Wizard" should appear. Select "Yes, this time only" and then "Install the software automatically".
Verification: Open the Device Manager. Under Simatic Net, you should see "Simatic PC Adapter USB A2" listed. Common Troubleshooting PC Adapter USB A2 6GK 1571-0BA00-0AA0 Drivers problem
The Siemens PC Adapter USB A2 (Order No. 6GK1571-0BA00-0AA0) is an essential tool for connecting PCs to SIMATIC S7 controllers via MPI or PROFIBUS. While modern, it remains compatible with Windows XP (Service Pack 2 or higher), provided the correct drivers are applied. Key Driver Information
For most users, the necessary drivers are automatically installed as part of major Siemens software packages such as: STEP 7 (Classic or TIA Portal) SIMATIC NET PC Software STEP 7 Micro/WIN (for PPI networks)
If you do not have these software suites installed, or if the adapter is not recognized, you must use the standalone PC Adapter USB A2 Driver Disk. Installation Guide for Windows XP
Following these specific steps is critical to avoid "Unknown Device" errors in the Device Manager.
Preparation: Close all running programs. Do not plug in the USB adapter yet.
Run Setup: Locate the setup.exe from your driver source or CD. Right-click and select "Run as..." and use the Administrator account to ensure all components, like the Microsoft Visual C++ 2005 Redistributable, install correctly.
Software Installation: Follow the "Simatic Device Drivers" installation wizard until finished.
Restart: You must restart Windows XP for the system to register the new drivers.
Hardware Connection: After restarting, plug the USB A2 adapter into a USB port. The "Found New Hardware Wizard" should appear.
Wizard Completion: Select "Yes, this time only" for Windows Update, then "Install the software automatically". Verification & Troubleshooting Need drivers of PC ADAPTER USB A2 for windows XP
Guide: Installing Verified Siemens PC Adapter USB A2 Drivers on Windows XP
Getting legacy industrial hardware to talk to older operating systems can be a headache. If you're looking for the Siemens PC Adapter USB A2 driver for Windows XP, you need a verified path to ensure stable communication with your SIMATIC S7 controllers. The SIMATIC PC Adapter USB A2 (6GK1571-0BA00-0AA0) Go to product viewer dialog for this item.
is a high-performance USB-to-PROFIBUS/MPI adapter that remains a staple for engineering and diagnostics. While modern systems use the TIA Portal to handle drivers automatically, Windows XP users often need a manual touch. Where to Download Verified Drivers
For a "verified" installation, avoid third-party driver hubs and stick to official Siemens resources:
DriverDisk V1.0: This is the core driver package specifically for Windows XP/Vista. Siemens SiePortal : You can find official download links for the PC Adapter USB A2 Driverdisk V1.0 on the Siemens Industry Online Support portal. For new projects or safety-critical systems, upgrade to
SIMATIC Software Bundles: Drivers are often included when you install STEP 7 V5.5 or higher. Step-by-Step Installation for Windows XP
Following this exact sequence is critical to avoid the common "New Hardware Found" loop:
Preparation: Close all running programs. Ensure you have Administrator rights on the XP machine.
Run Setup: Locate Setup.exe from your driver disk or download. Right-click and select "Run as..." to ensure it executes with full administrative privileges.
Dependency Check: The wizard may install the Microsoft Visual C++ 2005 Redistributable first—don't cancel this, as the driver won't function without it.
Device Driver Installation: The "Simatic Device Drivers" window will appear. Follow the prompts until you reach the Finish button, then restart your computer.
Connect the Hardware: After the reboot, plug the USB A2 adapter into a USB 2.0 port.
Hardware Wizard: When the "Found New Hardware" wizard pops up, select "Yes, this time only" and then "Install the software automatically". Verification & Troubleshooting
Device Manager Check: Look under Simatic Net. You should see " Simatic PC Adapter USB A2 Go to product viewer dialog for this item. " without any yellow exclamation marks.
Set PG/PC Interface: In your Siemens software, go to the PG/PC Interface settings. The PC Adapter USB A2 should now be an available option for MPI or PROFIBUS.
Virtual Machines: If running XP in a VM (VirtualBox/VMware), ensure your USB Controller is set to USB 2.0 compatibility; users have reported that "USB 1.1" or "USB 3.0" modes can cause the driver to fail on startup. Product Details
If you need to replace your hardware or confirm specs, here are the official details for the Siemens PC Adapter USB A2 available at Kempston Controls US and eibabo.us: Part Number: 6GK1571-0BA00-0AA0 Interface: USB 2.0 to 9-pin Sub-D (MPI/PROFIBUS) Max Transfer Rate: 12 Mbit/s OS Support: Windows XP SP2+, Vista, Windows 7 (32/64-bit) PC Adapter USB A2 6GK 1571-0BA00-0AA0 Drivers problem
The Siemens SIMATIC PC Adapter USB A2 (article number 6GK1571-0BA00-0AA0 ) is officially compatible with Windows XP (32/64-bit). Verified installation typically requires the PC Adapter USB A2 Driverdisk V1.0 Siemens SiePortal Verified Driver & Software Requirements Driver Version: The primary driver package for Windows XP is the PC Adapter USB A2 Driverdisk V1.0 Essential Dependency: The installation requires the Microsoft Visual C++ 2005 Redistributable
, which is often bundled on the driver CD but must be installed with Administrator rights to avoid failure. Integrated Software:
Drivers are often pre-installed or included with Siemens automation software like STEP 7 V5.6 or TIA Portal. Siemens SiePortal Verified Installation Procedure
To ensure a verified connection on Windows XP, follow these specific steps provided by Siemens SiePortal experts Preparation: Close all active programs. Do plug in the adapter yet. Administrative Setup: Right-click on the driver disk and select "Run as..." to execute as the Administrator Dependency Check: Allow the wizard to install the Visual C++ 2005 Redistributable
. If this step is skipped or lacks admin rights, the driver stack will not complete. Hardware Recognition:
Restart Windows. Only after the restart should you insert the USB adapter. Wizard Completion:
When the "Found New Hardware Wizard" appears, choose "Yes, this time only" and "Install the software automatically". Siemens SiePortal Verification and Troubleshooting Download Driver for PC Adaptor USB A2 . - Siemens SiePortal
Title: Successfully Installing the Siemens PC Adapter USB A2 Driver on Windows XP (Verified Method)
For automation engineers maintaining legacy systems, connecting a modern programming cable to an older operating system can be a challenge. If you are trying to establish a connection between a Siemens PC Adapter USB A2 and a machine running Windows XP, finding the correct driver is often difficult due to Siemens updating their support pages.
This guide provides a verified method for getting the PC Adapter USB A2 driver working on Windows XP.
The Challenge: The Siemens PC Adapter USB A2 (often used for S7-300/400 PLCs) requires a specific USB driver to be recognized by the SIMATIC software. On Windows XP, the "Plug and Play" functionality does not always automatically locate the correct files, and newer drivers provided by Siemens are often incompatible with the XP architecture.
The Verified Solution: To ensure a successful installation, you typically need the driver package associated with SIMATIC STEP 7 V5.5 or the standalone driver package specifically archived for XP compatibility.
Conclusion: While Windows XP is an older operating system, the Siemens PC Adapter USB A2 can function correctly if the legacy drivers are installed manually via the Device Manager. This method has been verified on Service Pack 3 (SP3) installations.
The Siemens PC Adapter USB A2 (Order No.: 6GK1571-0BA00-2AA0) is a popular USB-to-MPI/PPI/Profibus adapter used to connect programming devices to Siemens SIMATIC S7 controllers. If you are maintaining legacy equipment running Windows XP, finding a verified, working driver is critical for stability and safety.