Front View With Opened Front Door - Siemens SIMATIC Rack PC 840 Manual

Welcome to the SIMATIC Rack PC 840
2.2

Front View with Opened Front Door

Figure 2-2 Front View with Opened Front Door
1 USB
Universal Serial Bus connector. You can use the USB port to connect external
devices, for example, CD drives, printers, modems as well as mouse and
keyboard. Older operating systems do not support this port. This connection is
provided for maintenance purposes.
2 Reset Button
The reset button can be actuated with a thin pen (e.g. an opened up paper clip). If
you actuate, the button, a hardware reset is triggered. The PC restarts. Data loss
is possible with a hardware reset.
3 On/Off Button
Use the On/Off pushbutton to power up the Rack PC. Please do not start your
Rack PC until you have followed all of the instructions for commissioning.
4 Floppy Disk Drive (optional)
You can store programs and data on diskettes with the disk drive and load them
from diskettes into the Rack PC.
5 CD ROM Drive (optional)
You can read data from CD ROM, CD RW and Audio/Video in the CD ROM drive.
5 CD RW Drive (optional, not represented)
In this drive you can use rewriteable CDs.
6 Dummy Panels (optional)
Depending on the device configuration, the components labelled 'optional' are
either built in or the openings are closed with dummy panels.
6 Removeable Rack (optional, not represented)
There is a removable rack for the EIDE interface.
7 3.5" Dummy Panel
2-4
8 7
1 2
3 4
SIMATIC Rack PC 840 Manual
6
5
A5E00104826-03