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Parallel connector
There is a 25-pin, female D-shell parallel connector on the rear of the computer.
See "Input/output connector locations" on page 66 for the location of this connector.
Serial connectors
The computer has two standard serial connectors: serial connector A and serial
connector B.
Some application programs require specific connectors, and some modems function
properly only at certain communication connector addresses. You might need to use
the Configuration/Setup Utility program to change communication connector
address assignments to prevent or resolve address conflicts.
Viewing or changing the serial-connector assignments
Complete the following steps to view or change the serial-connector assignments.
1. Restart the computer and watch the monitor screen.
2. When the message Press F1 for Configuration/Setup appears, press F1.
3. When the Configuration/Setup Utility menu appears, select Devices & I/O
4. Select the serial connector; then, use the arrow keys to advance through the
5. Press Esc twice to return to the Configuration/Setup Utility main menu; then,
Serial connectors
There are two 9-pin, male D-shell serial connectors located on the rear of the
computer. See "Input/output connector locations" on page 66 for their locations.
Ethernet connector
The computer comes with an integrated Ethernet controller. This controller provides
an interface for connecting to 10-MBps or 100-MBps networks and provides
full-duplex capability, which enables simultaneous transmission and reception of
data on the Ethernet LAN.
To access the Ethernet connector, attach a Category 3, 4, or 5 unshielded
twisted-pair (UTP) cable to the RJ-45 connector on the rear of the computer. See
"Input/output connector locations" on page 66 for its location.
Note: The 100BASE-TX Fast Ethernet standard requires that the cabling in the
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Hardware Maintenance Manual: IBM IntelliStation M Pro Type 6233 and 6850
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Ports; then, press Enter.
available settings.
select Save & Exit Setup to exit from the Configuration/Setup Utility program.
network be Category 5.
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1
5
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9
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