Siemens PC 870 manual Operating units with key-based front panels, Status indications

Page 18

Description of Device

2.1Operating units with key-based front panels

The number of keys, their labeling and their functionality are identical on all operating units featuring key-based front panels. The various ty- pes of front panel differ only in the arrangement the keys and the size and type of display. Figure 2-1 shows the front view of the 12º version as an example to illustrate the status indicators, the different keypads, the USB interface, display and mouse.

Status indicators

Function keys/soft keys

Alpha, numeric, cursor and control keys

Display

USB interface

Integrated mouse

Fig. 2-1 Example: 12º version of the operating unit with key-based front panel

2.1.1Status indications

Information about the operation status is supplied by the two LEDs at the upper left side of the keyboard:

The left LED (ºPOWERº) lights when the power supply works

The right LED (ºTEMPº) lights when a temperature threshold is ex- ceeded (see ªSOM±programº in chapter 7 of the ªComputing Unitº Manual).

2-2	SIMATIC Panel PC 670 / 870 Operating Unit, Equipment Manual
	Edition 07/01

Image 18

Contents Panel PC 670 / 870 Operating Unit Equipment ManualAppendices Safety information Qualified personnel Correct usage Trademarks ImpressumPage Preface Purpose of the manualTarget group Documentation Edition CommentsCustomer Support, Technical Support Nuremberg Johnson City Singapore Simatic HotlineTechnical Support Simatic Customer Support Online ServicesAuthorization Technical Support Europe / Africa NurembergTable of Contents Index-1 Appendix B ESD Guidelines IndexProduct Overview UsagePanel PC 670 Computing and operating units Keyboard versionsTouchscreen versions Panel PC 870 Computing and operating units Shows an example of the complete deviceTouchscreen version Page Description of Device Available in combination with 10º 12º 15º TouchOperating units with key-based front panels Status indicationsSoft keys KeyboardFunction keys Control keysAlpha keys Connecting Integrated mouseExternal keyboards Status indicators Operating units with touchscreen front panelsOperation Interfaces Front-side USB interfaceRear-side interfaces Signal type Interface assignmentFront-side USB interface T2 ± Device dimensionsDimensions of Panel PC ± 2 ÜComputing unit Swung away by Mounting Mounting cut-outPanel PC Mounting Installation Installation with Clamp fixingScrew fixing L2 +1 L5 ±A1 ±1 L3 ± L1 +1 A2 ±1Operating unit Computing unit Accessories MaintenanceSpare parts and accessories Spare partsDetaching the operating unit from the computing unit Removing the computing unit completely Rear side of operating panel with positions of interfacesRemoving Proceed as follows Computing unit Cable K1 Slits for mounting rails Slits for vertical soft key labeling strips Appendix a Technical Data Technical data of operating unitAppendix a Technical Data Keyboard table operating units with key-based front panels Key number Code Key label/nameAppendix a Technical Data Blank Explanation of values in the table Appendix B ESD Guidelines What does ESD mean?Handling ESD assemblies Index Index