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14 troubleshooting/faqs, 1 general problems, Troubleshooting/faqs – Siemens SIMATIC PANEL PC 877 User Manual

Page 167: General problems

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SIMATIC Panel PC 877
Operating instructions, Release 07/2006, A5E00877780-01

14-1

Troubleshooting/FAQs

14

14.1

14.1

General problems

This chapter provides you with tips on how to localize and troubleshoot frequently occurring

problems.

Problem

Possible causes

To correct or avoid error

There is no power supply

to the device.

Check the power supply, the network cable and the power plug.

Check whether the On/Off switch is in the correct position.

The device is not

operational

Device is being operated

outside the specified

ambient. conditions

Check the ambient conditions.

After transport in cold weather, wait approximately 12 hours

before switching on the device.

The mouse driver is not

loaded.

1. Check whether the mouse driver is properly installed and present

when you start the application program.

The mouse pointer

does not appear on

the screen.

The mouse is not

connected.

1. Check whether the mouse lead is connected to the system unit. If

you are using an adapter or an extension for the mouse lead,

check this plug-in connection too.

After these checks and measures, if the mouse pointer still does

not appear on the screen, please contact Technical Customer

Support.

Wrong time and/or

date on the PC.

1. Press within the boot sequence to open the BIOS Setup.
2. Set the time and date in the setup menu.

Although the BIOS

setting is OK, the time

and data are still

wrong.

The backup battery is

dead.

In this case, please contact your technical support team.

The USB ports are

disabled in your BIOS.

Use a different USB port or switch the port on.

USB 2.0 device

connected but USB 2.0 is

disabled.

Enable USB 2.0.

USB device not

responding.

Operating system does

not support the USB port.

Enable USB Legacy Support for the mouse and keyboard.

For all other devices you need USB drivers for the specific operating

system.

DVD: The front loader

does not open.

The device is switched off

or the open/close button

is disabled by a software

application.

Emergency removal of the data medium:
1. Switching off the device
2. Insert a pointed object, a pin for example, or an opened paper clip

into the emergency extraction opening of the drive. Apply slight

pressure to the contact until the front loader opens.

3. Pull the loader further out.