TYAN S4880, Руководство пользователя

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15
2.08 – Serial Port Internal Header (J23)
Signal
Description Pin
# Pin
# Signal
Description
DCD
(Data Carrier
Detect)
1 2
DSR (Data-
Set-Ready)
RX (Receive-
Data)
3 4
RTS
(Request-
to-Send)
TX (Transfer-
Data)
5 6
CTS
(Clear-to-
Send)
DTR (Data-
Terminal-
Ready)
7 8
RI (Ring-
Indicator)
GND (Ground) 9 10 NC
2.09 – PCI-X Bridge B (PCI-X 1 and PCI-X 2)PCI-X Speed Select Jumper (J24)
OPEN (Default)
Allows PCI-X Bridge B to operate at up
to 133MHz (For use with one PCI-X 133
device)
Tyan recommends using PCI-X Slot 1
for 133Mhz support
CLOSED
Forces PCI 1 and PCI 2 operate at
maximum PCI-X 100MHz