SBE HighWire HW400c/2 - Manual (Page 22)

HighWire HW400c/2 User Reference Guide Rev 1.0
2.10.2 Part number and serial number
oards are marked with the manufacturing part number and assembly revision.
This is marked on a label and affixed to the top of the board.
d to
e secondary side of the board.
.10.3 Bus Keying
TMC.
I
2.10.3.2 PTMC Site
f key posts installed on
e HW400c/2. The key posts are located at each PTMC site, with the location
efined in IEEE 1386.
installation of an
incompatible PMC or PTMC card with 5v only IO signals.
The host PCI bus (CompactPCI) and local PCI bus (PTMC Sites) are independent of one another, and
may operate at different speeds and bus widths (see Sections 3.2.3 and 3.2.4).
All b
All boards are serialized physically with a bar code serial number label and affixe
th
2
Keying on the HW400c/2 is used to prevent damage to the card and/or the backplane.
There are two keying systems used on the HW400c/2, CompactPCI and P
2.10.3.1 Compact PC
As defined in PICMG 2.10, the HW400c/2 has a Strawberry Red key, RAL # 3018,
installed in J4 signifying the existence of the H.110 Computer Telephony bus on J4.
There is no key installed in J1, signifying universal PCI signaling levels.
The PTMC Sites are capable of 3.3v signaling only. Therefore cards with 5v only IO
signals will be prevented from installation by the presence o
th
d
The key posts must not be removed, or damage could result from
!
October 10, 2006 Copyright 2006, SBE, Inc. Page 10