Serial Connectors; Assignments - IBM x Series 200 Hardware Maintenance Manual

Table 9. Parallel connector pin-number assignments.

Serial connectors

Your server 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.
2.
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Hardware Maintenance Manual: xSeries 200
Pin I/O
1 O
2 I/O
3 I/O
4 I/O
5 I/O
6 I/O
7 I/O
8 I/O
9 I/O
10 I
11 I
12 I
13 I
14 O
15 I
16 O
17 O
18 -
19 -
20 -
21 -
22 -
23 -
24 -
25 -
Restart the server and watch the monitor screen.
When the message Press F1 for Configuration/Setup appears, press F1.
SPP/ECP Signal
-STROBE
Data 0
Data 1
Data 2
Data 3
Data 4
Data 5
Data 6
Data 7
-ACK
BUSY
PE (paper end)
SLCT (select)
-AUTO FD (feed)
-ERROR
-INIT
-SLCT IN
Ground
Ground
Ground
Ground
Ground
Ground
Ground
Ground
EPP Signal
-WRITE
Data 0
Data 1
Data 2
Data 3
Data 4
Data 5
Data 6
Data 7
-ACK
-WAIT
PE (paper end)
SLCT (select)
-AUTO FD
-ERROR
-INIT
-SLCT IN
Ground
Ground
Ground
Ground
Ground
Ground
Ground
Ground