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2.08 – Serial Port Internal Header (J23)
2.09 – PCI-X channel B (PCI-X 1 and PCI-X 2) frequency configure (J24,J39)
Signal
Description
DCD2_L_SER
(Data Carrier
Detect)
RXD2_SER(Re
ceive-Data)
TXD2_SER(Tra
nsfer-Data)
DTR2_L_SER(
Data-Terminal-
Ready)
GND (Ground)
These two jumpers(J24&J39) are used
to adjust PCI-X Bridge B PCI frequency.
Note: If 2 PCI-X cards are mounted,
we advise to choose configuration to
100MHz, and if PCI cards are
mounted, we advise to choose
configuration to PCI Mode.
133MHz
(default)
100MHz
PCI Mode
＊denotes open or closed
15
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Pin
Pin
Signal
#
#
Description
DSR2_L_S
1
2
ER (Data-
Set-Ready)
RTS2_L_S
3
4
ER(Reques
t-to-Send)
CTS2_L_S
ER(Clear-
5
6
to-Send)
RI2_L_SE
R(Ring-
7
8
Indicator)
9
10
NC
Open
Closed
J39
J24
Open
Open
Open
Closed
Closed
＊
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