IBM eServer 200 xSeries, Руководство пользователя, Страница: 67 / 128

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