IBM 8479 User Reference - Page 67

Keyboard connector, parallel connector

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locations" on page 51 for its location. The following table shows the pin-number assignments for the mouse connector. 6 4 2 5 3 1 Table 2. Mouse connector pin-number assignments . Pin 1 2 3 4 5 6 Data Not connected Ground +5 V dc Clock Not connected Signal Keyboard connector There is one keyboard connector on the rear of your server. See "I/O connector locations" on page 51 for its location. Note: If you attach a standard (non-USB) keyboard to the keyboard connector, the USB connectors and devices will be disabled during the power-on self-test. The following table shows the pin-number assignments for the keyboard connector. 6 4 2 5 3 1 Pin 1 2 3 4 5 6 I/O I/O N/A N/A N/A I/O N/A Table 3. Keyboard connector pin-number assignments . Data Reserved Ground +5 V dc Keyboard clock Reserved Signal Parallel connector Your server has one parallel connector. This connector supports three standard Institute of Electrical and Electronics Engineers (IEEE) 1284 modes of operation: standard parallel port (SPP), enhanced parallel port (EPP), and extended capability port (ECP). Chapter 5. Installing options 53

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Chapter 5.
Installing options
53
locations” on page 51 for its location. The following table shows the pin-number
assignments for the mouse connector.
Keyboard connector
There is one keyboard connector on the rear of your server. See “I/O connector
locations” on page 51 for its location.
Note:
If you attach a standard (non-USB) keyboard to the keyboard connector, the
USB connectors and devices will be disabled during the power-on self-test.
The following table shows the pin-number assignments for the keyboard connector.
Parallel connector
Your server has one parallel connector. This connector supports three standard
Institute of Electrical and Electronics Engineers (IEEE) 1284 modes of operation:
standard parallel port (SPP), enhanced parallel port (EPP), and extended capability
port (ECP).
6
4
2
1
3
5
Table 2. Mouse connector pin-number assignments .
Pin
Signal
1
Data
2
Not connected
3
Ground
4
+5 V dc
5
Clock
6
Not connected
Table 3. Keyboard connector pin-number assignments .
Pin
I/O
Signal
1
I/O
Data
2
N/A
Reserved
3
N/A
Ground
4
N/A
+5 V dc
5
I/O
Keyboard clock
6
N/A
Reserved
6
4
2
1
3
5