This manual contains notices you have to observe in order to ensure your personal safety, as well as to prevent
damage to property. The notices referring to your personal safety are highlighted in the manual by a safety alert
symbol, notices referring only to property damage have no safety alert symbol. These notices shown below are
graded according to the degree of danger.
Danger
indicates that death or severe personal injury will result if proper precautions are not taken.
Warning
indicates that death or severe personal injury may result if proper precautions are not taken.
Caution
with a safety alert symbol, indicates that minor personal injury can result if proper precautions are not taken.
Caution
without a safety alert symbol, indicates that property damage can result if proper precautions are not taken.
Notice
indicates that an unintended result or situation can occur if the corresponding information is not taken into
account.
If more than one degree of danger is present, the warning notice representing the highest degree of danger will
be used. A notice warning of injury to persons with a safety alert symbol may also include a warning relating to
property damage.
Qualified Personnel
The device/system may only be set up and used in conjunction with this documentation. Commissioning and
operation of a device/system may only be performed by qualified personnel. Within the context of the safety notes
in this documentation qualified persons are defined as persons who are authorized to commission, ground and
label devices, systems and circuits in accordance with established safety practices and standards.
Prescribed Usage
Note the following:
Warning
This device may only be used for the applications described in the catalog or the technical description and only in
connection with devices or components from other manufacturers which have been approved or recommended
by Siemens. Correct, reliable operation of the product requires proper transport, storage, positioning and
assembly as well as careful operation and maintenance.
Trademarks
All names identified by ® are registered trademarks of the Siemens AG. The remaining trademarks in this
publication may be trademarks whose use by third parties for their own purposes could violate the rights of the
owner.
Disclaimer of Liability
We have reviewed the contents of this publication to ensure consistency with the hardware and software
described. Since variance cannot be precluded entirely, we cannot guarantee full consistency. However, the
information in this publication is reviewed regularly and any necessary corrections are included in subsequent
editions.
Siemens AG
Automation and Drives
Postfach 48 48
90437 NÜRNBERG
GERMANY
8.1 Dimensional Drawing of the Device........................................................................................... 8-1
A Appendix.................................................................................................................................................A-1
A.1 Guidelines and Declarations ...................................................................................................... A-1
A.2 Certificates and Approvals.........................................................................................................A-2
A.3 Service and support ................................................................................................................... A-4
SIMATIC Box PC 840 V2
Getting Started, Edition 05/2006, A5E00244266-02
This compact documentation contains all the information you need for commissioning and
using the SIMATIC Box PC 840 V2.
Scope of validity of this document
This documentation is valid for all supplied variations of the SIMATIC Box PC 840 V2 and
describes the state of delivery as of May 2006.
Operating instructions SIMATIC Box PC 840 V2
The operating instructions are available on the supplied "Documentation and Drivers" CD. To
view and print the operating instructions, run Start and follow the instructions on the screen.
The operating instructions provide useful information on many topics such as the hardware
expansion options, modification of the system configuration and technical data.
Conventions
The abbreviation Box PC or device is also used within this documentation for the product
name SIMATIC Box PC 840 V2.
1
SIMATIC Box PC 840 V2
Getting Started, Edition 05/2006, A5E00244266-02
The On / Off switch does not disconnect the
device from mains. When the switch is in 0
position (Off), the device is still connected to the
auxiliary voltage.
Reset button
Warning
The On / Off switch does not disconnect the device from mains.
Reset button Description
The reset button can be actuated with a pin or an
opened up paper clip, for example. The button
signal triggers a hardware reset. The PC performs
a restart (cold start.)
Caution
Data may be lost when the PC performs a hardware reset!
SIMATIC Box PC 840 V2
Getting Started, Edition 05/2006, A5E00244266-02
2-3
Description
2.1 Design
2.1.3 Connection components
Ports
Arrangement of the ports on the front of the device
Pos Name Description
(1) COM 1 Serial port 1 (V.24), 25-pin D-sub socket
(2) PROFIBUS/MPI/DP MPI interface (RS485, electrically isolated), optional
9-pin D-sub socket
(3) ETHERNET RJ 45 Ethernet connection 10/100 Mbps
(4) USB 2.0 USB connector Right USB port 1, left USB port 2
(5) COM2 Serial port (V.24), 9-pin D-sub plug
(6) KEYBOARD Connection for a PS/2 keyboard
(7) Mouse Connection for a PS/2 mouse
(8) LPT1 Parallel interface, 25-pin
(9) DVI/VGA DVI/VGA connection for CRT or LCD monitor with
DVI interface, VGA via DVI/VGA adapter (included in