Siemens 6AV6146-6QQ40-1LY4 SIMATIC IPC677E

Name: Siemens 6AV6146-6QQ40-1LY4 SIMATIC IPC677E
Brand: Siemens
SKU: 6AV6146-6QQ40-1LY4
Price: 2995.00 EUR
Availability: InStock

€ 2.995,00

Condition

Clear

SKU: 6AV6146-6QQ40-1LY4 Category: HMI & Display Brand: Siemens

Description
Additional information

The Siemens 6AV6146-6QQ40-1LY4 is a high-performance industrial panel PC belonging to the SIMATIC IPC677E series, manufactured by Siemens. It is designed for demanding human-machine interface (HMI) and visualization tasks in industrial environments, combining a powerful computing platform with a robust, panel-mount enclosure. This unit integrates both the display and computing hardware into a single compact assembly suitable for direct machine or cabinet integration.

The SIMATIC IPC677E features a widescreen multi-touch display with projected capacitive (PCAP) touch technology, supporting multi-finger gesture operation for intuitive operator interaction. It is built around an Intel Core processor platform and supports Windows-based operating systems, enabling compatibility with standard SCADA, HMI, and visualization software including Siemens WinCC. The unit provides multiple communication interfaces including Ethernet (RJ45), USB ports, and optional PROFIBUS or PROFINET connectivity, and is designed to meet industrial EMC and safety standards including CE and UL certifications. The fanless or actively cooled design options and wide operating temperature range ensure reliable operation in harsh industrial conditions.

The SIMATIC IPC677E is widely deployed in process industries such as chemical, pharmaceutical, and food and beverage manufacturing, as well as in machine building and factory automation applications. Its large display size and multi-touch capability make it suitable for complex visualization tasks, operator control panels, and supervisory control stations. The panel PC format allows direct integration into control cabinets or machine panels, reducing installation complexity and footprint compared to separate PC and display assemblies.

Technical Specifications

Series	SIMATIC IPC677E
Display Size	19 inch
Touch Technology	Projected Capacitive (PCAP) Multi-Touch
Display Colors	16.7 million colors
Processor	Intel Core i5 / i7 (6th generation, Skylake)
Operating System	Windows 10 IoT Enterprise (64-bit)
Input Voltage	24 V DC
Communication Interfaces	2x Gigabit Ethernet (RJ45), 4x USB 3.0, 1x DisplayPort
IP Protection Rating (Front)	IP65
IP Protection Rating (Rear)	IP20
Operating Temperature	0 °C to +50 °C
Storage Temperature	-20 °C to +60 °C
Relative Humidity	5% to 90% (non-condensing)
Mounting	Panel mounting
Certifications	CE, UL, cULus

Common Error Codes & System Events

Event ID: 41: System has rebooted without cleanly shutting down first, indicating an unexpected power loss or system crash.
Check power supply stability and UPS configuration. Review Windows Event Viewer for kernel-power errors and inspect hardware for overheating or memory faults.
Event ID: 1001: Windows Error Reporting event indicating an application or system crash has occurred.
Review the crash dump files in Windows Event Viewer. Update or reinstall the affected application. Check for driver conflicts or corrupted system files using sfc /scannow.
BIOS POST Error: Hardware fault detected during Power-On Self-Test, preventing normal boot.
Reseat RAM modules and any expansion cards. Clear CMOS by removing the CMOS battery briefly. If the error persists, replace the defective hardware component identified in the POST message.
WinCC Runtime Error: WinCC visualization software fails to start or crashes during runtime operation.
Check WinCC license validity and ensure the correct license dongle is connected. Reinstall WinCC runtime if files are corrupted. Verify that the operating system and WinCC version are compatible.
Network Connection Lost: Ethernet communication to PLC or SCADA server is interrupted.
Check physical Ethernet cable connections and switch/router status. Verify IP address configuration and subnet settings. Test connectivity using ping command and replace cable or network adapter if faulty.
Touchscreen Not Responding: The PCAP touch interface does not register operator inputs.
Clean the touch surface and ensure no conductive objects are resting on it. Restart the HMI Touch Input service in Windows. If the issue persists, update or reinstall the touch controller driver or replace the touch panel assembly.
Storage Drive Failure Warning: S.M.A.R.T. diagnostic data indicates the internal SSD or HDD is approaching failure.
Immediately back up all project data and operating system image. Replace the internal storage drive with a compatible unit and restore from backup. Use Siemens-approved storage media for replacement.

Frequently Asked Questions

What operating system does the SIMATIC IPC677E (6AV6146-6QQ40-1LY4) run?

The IPC677E is typically supplied with Windows 10 IoT Enterprise (64-bit), which is optimized for long-term availability and industrial use. The specific OS version is confirmed at the time of order.

What is the supply voltage for this panel PC?

The 6AV6146-6QQ40-1LY4 operates on a 24 V DC supply voltage, which is standard for Siemens SIMATIC industrial panel PCs and compatible with typical industrial control cabinet power supplies.

Is the SIMATIC IPC677E compatible with Siemens WinCC?

Yes, the IPC677E is fully compatible with Siemens WinCC (including WinCC Advanced and WinCC Professional), as well as other SCADA and HMI software packages that support Windows-based platforms.

What is the front panel protection rating of this unit?

The front panel of the SIMATIC IPC677E carries an IP65 protection rating, making it resistant to dust ingress and low-pressure water jets, suitable for installation in industrial environments.

Can this panel PC be expanded with additional interfaces?

Yes, the IPC677E supports expansion via internal PCIe slots depending on the configuration, allowing addition of PROFIBUS, PROFINET, or other communication cards to meet specific application requirements.

Troubleshooting

Display remains blank after power is applied

Check that the 24 V DC supply voltage is present and within tolerance at the power input connector. Verify that the power LED indicator status and listen for fan or HDD activity to determine if the PC is booting without display output.

Confirm the display brightness is not set to minimum in the BIOS or OS settings. Reseat the internal display cable connection. If the backlight has failed, replace the display assembly. If no boot activity is detected, inspect the internal power supply board and fuses.

Touch input is inaccurate or unresponsive

Inspect the touch surface for contamination, scratches, or moisture. Check Device Manager in Windows for touch controller driver errors or conflicts.

Clean the display surface with a dry, lint-free cloth. Recalibrate the touch screen through the Windows control panel. Update or reinstall the PCAP touch controller driver. If hardware damage is present, replace the touch panel overlay.

System frequently reboots or freezes during operation

Monitor CPU and system temperatures using hardware monitoring software. Check Windows Event Viewer for critical errors, kernel-power events, or application crashes occurring before the reboot.

Ensure adequate ventilation around the panel PC and clean any air vents or filters. Reseat RAM modules and check for memory errors using Windows Memory Diagnostic. Update BIOS firmware and device drivers to the latest Siemens-approved versions.

Cannot establish Ethernet communication with PLC

Verify the physical Ethernet link LED is active on the panel PC and the connected switch. Check the IP address, subnet mask, and gateway configuration in Windows Network Settings.

Replace the Ethernet cable and test with a known-good cable. Ensure the PLC and IPC are on the same subnet or that routing is correctly configured. Disable Windows Firewall temporarily to rule out software blocking. Update the network adapter driver if necessary.

WinCC project fails to load or displays license error

Check that the Siemens software license (SIMATIC License) is correctly installed and that the license dongle (if used) is connected and recognized by the system.

Open the Siemens Automation License Manager and verify the license status. Transfer or repair the license if it shows as invalid. If using a USB dongle, try a different USB port. Reinstall WinCC runtime if project files are corrupted.

Condition	Repair, Used, Refurbished, New in box (sealed)