IBM 8478 Hardware Maintenance Manual - Page 84
Mouse, Keyboard
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v MIDI v One video port v One Ultra 3/160 SCSI port (some models) Mouse port The system board has one mouse port that supports a mouse or other pointing device. The mouse connector is located on the rear of your server, see "I/O connector locations" on page 72 for its location. 6 4 2 5 3 1 Table 7. Mouse connector pin-number assignments Pin Signal 1 Data 2 Not connected 3 Ground 4 +5 V dc 5 Clock 6 Not connected Keyboard port There is one keyboard port on the rear of your server, see "I/O connector locations" on page 72 for its location. Note: If you attach a standard (non-USB) keyboard to the keyboard connector, the USB ports and devices will be disabled during the power-on self-test. 6 4 2 5 3 1 Table 8. 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 74 Hardware Maintenance Manual: xSeries 200
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