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Appendix A. Connector pin assignments
SCSI high frequency LED connectors
CD audio connector
USB port connectors
4
3
2
1
Mouse and keyboard port connectors
6
4
2
1
3
5
Figure 28. SCSI high frequency LED connector pin assignments
Pin Description
1 Not connected
2 to LED
3 to LED
4 Not connected
Figure 29. CD audio connector pin assignments
Pin Description
1 CD in left
2 CD in Ground
3 CD in Ground
4 CD in Right
Figure 30. USB port connector pin assignments
Pin Signal
1 VCC
2 -Data
3 +Data
4 Ground
Figure 31 (Page 1 of 2). Mouse port connector pin assignments
Pin Signal I/O Pin Signal I/O
1 Data I/O 2 Reserved I/O
3 Ground NA 4 +5 V dc NA
Appendix A. Connector pin assignments 33