Advantech AWS-8248 user manual Touchscreen sensor -T models

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3.8 Touchscreen sensor (-T models)

The touchscreen sensor may eventually wear out after exhaustive and prolonged use. Before you replace it, you must slide out the work drawer.

1.Switch off the power, and detach the main power cord.

2.Detach the work drawer and cover from the AWS-8248 unit. (See Fig. 2-1.)

3.Slide the work drawer out as far as it will go.

4.Remove the operating membrane keypad connector protective bracket, and carefully pull off the two operating membrane keypad cables.

5.Detach the external keyboard cable from the keyboard translator.

6.Detach the four waterproof sponges.

7.Unscrew the 12 screws around the perimeter of the front panel which hold the panel to the main chassis.

8.Separate the front panel from the chassis, the touchscreen cable from the touchscreen sensor, and the function keypad cable from the function keypad. (See Fig. 3-11.)

9.Detach the four shock-absorbing sponges, and detach the touch- screen sensor. Remove any residual adhesive from the aluminium panel.

10.Apply new adhesive, and attach the touchscreen sensor to the alu- minium panel. Make sure that the sensor is oriented correctly.

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Chapter 3 Maintenance

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Contents AWS-8248 Copyright Acknowledgements FCC Class a Additional Information and Assistance Packing ListSafety Instructions Wichtige Sicherheishinweise Contents Chapter Macro Key Programming Introduction Key sealed-membrane operating keypad Front-accessible control panelIntroduction Color LCDConvenient work drawer Passive backplanesSpecifications Input voltage Power supplyPassive backplane AWS-8248T & AWS-8248T-T AWS-8248TP & AWS-8248TP-TRelative humidity 5 ~ 85% @ 40 C, non-condensing Front panel layout Front and rear panel layoutAWS-8248 dimensions DimensionsSystem Setup Detaching the work drawer GeneralDetaching the work drawer Adding cards Installing add-on cardsInstalling optional drives HDD installation Attaching cables Connect the display powerRack mounting the AWS-8248 Rack mountingPanel mounting the AWS-8248 Panel mountingAWS-8248 User’s Manual Maintenance Removing the passive backplane Passive backplaneRemoving the power supply Power supplyRemoving LCD display module first steps LCD display moduleRemoving LCD display module final steps Keyboard translator input/output actual Keyboard translatorKeyboard translator input/output schematic Removing the keyboard translator To service the keyboard translatorRemoving the LED board LED boardRemoving the FDD Floppy disc drive FDDTo replace the function membrane keypad Membrane keypad10 Replacing the membrane keypad Touchscreen sensor -T models 11 Replacing the touchscreen sensor Macro Key Program- ming Macro programming utility Macro Key ReviewMacro keys SF1 , SF2, ... SF10 Macro EepromRelease SyntaxAWS-8248 User’s Manual Macro Editor screen How to use SFED8248.COMExample Key delay ModeSF2 = Copy C\CONFIG.EMM C\CONFlG.SYS 33 Y 33 85 SF4 = C\WP51\WP3386274D90REPORT.WP533SF10 = AWS-8248 User’s Manual OSD Vertical Frequencies Supported Input Timing ModesSel OSD Operation KeypadOSD function and operation Auto-adjustment process or to adjust manuallyPower Supply Specifi- cation Input frequency47 ~ 63 Hz Appendix B Power Supply SpecificationsInrush current 48 V DC power supplySpecifications Input voltage Input currentOvershoot resistive load Output characteristicsOver-voltage protection Power good and power fail signals optionalShort circuit protection Over-current protectionInternational Standards Compliance Safety UL Reset timeOperating temperature Storage temperatureAll DC output cables use UL 1007 type wires DC Output wire list24 VDC power supply Output powerRipple and noise Load regulation Power good signalPower fail signal Line regulationGeneral features Efficiency Input protectionOutput protection Touchscreen optional Mechanical ElectricalOptical EnvironmentalDurability Installation of Touchscreen DriverAWS-8248 User’s Manual

AWS-8248 specifications

The Advantech AWS-8248 is a highly versatile and robust solution tailored for industrial applications, particularly in edge computing, IoT, and automation. This embedded system server is designed to enhance the efficiency of industrial operation by providing high processing power and a multitude of connectivity options.

At the heart of the AWS-8248 lies its Intel Core processor, which delivers substantial computing power, enabling the processing of complex tasks directly at the edge of the network. With a compact design, it fits seamlessly into various industrial environments, optimizing space without compromising on performance. The system supports a wide range of operating systems, including Windows and Linux, ensuring flexibility for developers looking to deploy custom applications.

One of the standout features of the AWS-8248 is its extensive I/O capabilities. It is equipped with multiple USB, COM, and Ethernet ports that facilitate communication with various devices and systems. This connectivity is essential for applications that require real-time data collection and processing. Furthermore, Advantech’s industrial design includes enhanced thermal management, making the AWS-8248 operational in a range of temperatures and suitable for challenging environments.

Built-in support for advanced technologies such as AI and machine learning allows the AWS-8248 to not only perform data collection but also to analyze and derive insights from that data. This capability is particularly valuable in predictive maintenance scenarios, where anticipating equipment failures can save significant costs.

The device’s rugged construction is another significant characteristic. Designed to withstand vibrations, shocks, and dust, the AWS-8248 is ideally suited for deployment in manufacturing, transportation, and other industrial sectors. Compliance with multiple industrial standards ensures reliability and longevity, giving peace of mind to its users.

Moreover, the AWS-8248 is equipped with expansion slots that allow users to customize the device according to their needs. This adaptability ensures that the server can evolve alongside technological advancements and changing industry requirements.

In summary, the Advantech AWS-8248 is a powerful and flexible embedded system that caters to the demanding needs of industrial sectors. With its high-performance processors, extensive connectivity options, rugged design, and support for cutting-edge technologies, it stands out as a premier solution for edge computing and IoT applications. The AWS-8248 promises not just to meet the current demands but also to adapt and grow with future advancements in technology.
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