How to Reset a PLC 600 to Factory Settings

This article describes how to restore a PLC 600 to its factory state.

Warning: All customer data, project files, and settings will be permanently deleted during the reset process. Make sure any important data has been backed up before proceeding.

Prerequisites

Before starting, make sure you have:

• A PLC 600
• The PLC 600 power supply connected

Reset Procedure

The entire process takes approximately 12 minutes.

1. Start the PLC 600

Boot the PLC 600 normally.

2. Connect the Power Supply

Attach the PLC 600 to the power supply before continuing.

3. Fully Shut Down Windows

Press and hold the power button until the device shuts down completely.

Important: Shutting down through the Windows Start Menu is not sufficient. Windows may remain in a sleep state, preventing access to the BIOS. A full shutdown is required.

4. Access the BIOS

Press and hold the A2 button.

While holding the A2 button, press the power button to start the PLC 600.

Continue holding the A2 button until the BIOS password screen appears.

5. Enter the BIOS Password

When prompted, enter the password:

Hilti

The password is case-sensitive. Use CAP to enter the capital letter.

Press Enter to continue.

6. Open the Recovery Partition

In the list of boot devices, select Recovery Partition and double-click it.

7. Start the Recovery Process

The PLC 600 will automatically begin the restoration process.

8. Restore Factory Settings

During the recovery:

• The Windows partition will be erased
• The operating system will be restored
• Factory default settings will be applied

9. Complete the Recovery

Once the process is finished, the factory settings have been restored successfully.

Shut down the PLC 600.

Result

The PLC 600 has now been reset to its factory state and is ready for setup and configuration. Any previously stored customer data has been removed.