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Troubleshooting/FAQs
13.2 Problems when Using Modules of Third-party Manufacturers
Problem
Possible causes
Although the BIOS
The backup battery is
setting is OK, the time
dead.
and data are still
wrong.
USB device not
The USB ports are
responding.
disabled in your BIOS.
USB 2.0 device
connected but USB 2.0 is
disabled.
Operating system does
not support the USB port.
DVD: The front loader
The device is switched off
does not open.
or the open/close button
is disabled by a software
application.
13.2
Problems when Using Modules of Third-party Manufacturers
Problem
Possible cause
Double allocation of I/O
The PC crashes
•
addresses
during startup
Double allocation of hardware
•
interrupts and/or DMA channels
Signal frequencies or signal
•
levels are incorrect.
Connector assignments deviate.
•
No "Reset Configuration" in
•
BIOS Setup
If the performance of the
•
external 24 V power supply is
insufficient
128
Remedy
Replace the backup battery.
Use a different USB port or enable the port.
Enable USB 2.0.
Enable USB Legacy Support for the mouse and keyboard.
For other devices you need the USB drivers for the respective
operating system.
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.
Remedy
Check your computer configuration:
If the computer configuration corresponds with factory state,
•
please contact your technical support team.
•
If the computer configuration has changed, restore the
original factory settings. Remove all third-party modules,
then restart the PC. If the error no longer occurs, the third-
party module was the cause of the fault. Replace this
module with a Siemens module or contact the module
supplier.
Force a "Reset Configuration" using the BIOS Setup.
•
If the PC still crashes, contact your technical support team.
use a larger power supply.
•
Operating Instructions, 06/2008, A5E00927393-02
SIMATIC Box PC 627B
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