Operating And Parametrizing; Startup; Overview - Siemens SIMATIC Panel PC 677 Operating Instructions Manual

Operating and parametrizing

7.1

Startup

7.1
7.1.1

Overview

Checklist
Before starting up the device for the first time, go through the following checklist:
• Have you taken into account the proper ambient and environmental conditions for the
• Have you learned how to connect the equipotential bonding?
• Have you learned how to connect the power supply?
• Read over this information in the respective "Connecting" chapter of the operating
SIMATIC PC Panel PC 677/877, Control Unit
Operating Instructions, Edition 04/2005, A5E00407724-01
device and the connected I/O modules, as described in the technical information?
instructions. Please follow all guidelines.
Caution
Condensation
When transporting the device in low temperatures, ensure that no moisture gets on or in
the device. This also applies if the device is subjected to extreme changes in
temperature. Wait 12 hours before switching the device on.
Allow the device to slowly adjust to room temperature before commissioning the device.
Do not subject the device to direct heat radiation from devices such as heaters.
I/O modules
Connect the I/O modules using shielded cable and metal plugs. Otherwise, the specified
norms and specifications declared by Siemens AG are no longer valid. Secure the plugs
of the interface cables to the PC housing with screws. This improves the electrical
shielding.
Start up
Do not switch off the device during the start up. Otherwise parts of the software which are
necessary for trouble-free operation will be lost.
Use the standard settings in the BIOS as described in the "Detailed Descriptions" chapter
of the computer unit operating instructions under the section "BIOS Setup", "BIOS Setup
Default Settings." Otherwise the operating system will not be installed properly.
7
7-1