Nu Technology cPCI-6760DK/P5 User Manual

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36 
 Getting Started 
3.6 
Notice for Rear I/O Connection 
The cPCI-6760DK/P5 features fully integrated functionalities with AGP-VGA 
display, Ethernet ports, 2S1P, USB, UDMA-33 IDE and Ultra-160 SCSI.  
Some of these are implemented for rear I/O only, while some are 
implemented to support both front and rear I/O.  This section describes the 
important notes about using the rear I/O connection.   
3.6.1  The I/O implementation is only supported by rear I/O board 
Several I/Os are only supported by the rear I/O including COM2, USB2, 
LAN3, LAN4 and SCSI.  User could apply the cPCI-R6760S rear I/O board to 
obtain all the rear I/O mentioned above.  If the cPCI-R6760D rear I/O board is 
applied then there is no LAN3, LAN4 or SCSI available.  However, using the 
cPCI-R6760S will occupy 3 pairs of PCI bus mastering circuitry on the upper 
cPCI bus (the secondary cPCI bus). 
M  Please use the proper rear I/O transition module to enable the 
functions (I/O interfaces) on rear side.   The board or system maybe 
damaged if the incorrect rear I/O transition module is used. 
3.6.2  The I/O implementation is supported by both rear I/O and 
front I/O 
Several I/Os were originally designed to support rear and front I/O’s including 
keyboard, mouse, VGA display and Ethernet connections, but now since the 
cPCI-6760DK/P5 also uses the DB-6760J3, it re-directs some of the rear I/O 
signal to front board, therefore, there is no signal output available on the rear 
I/O for keyboard, mouse and Ethernet.  Users may apply the cPCI-R6760D 
or cPCI-R6760S on the system, but only the VGA display is available on rear 
panel. 
M  Please use the proper rear I/O transition module to enable the 
functions (I/O interfaces) on rear side.  The board or system maybe 
damaged, if the improper rear I/O transition module is used. 
M  Please connect device either on the front or rear I/O for one I/O 
function only.  DO NOT connect devices of the I/O function front and 
rear panel at the same time.  It may cause damages to the I/O ports or 
the system module and the warranty will be void.