PC Server User's Handbook

Changing Jumper and Switch Settings
The following illustration shows a SCSI drive backplane.
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The connectors on the backplane are:
.1/ J4 SCSI ID jumper block
.2/ J3 SCSI ID jumper block
.3/ J8 Fast SCSI ID connector
.4/ J10 Power and ground from power distribution board
.5/ J15 Fast/Wide SCSI connector
.6/ J2 LED connector for drives 0, 1, and 2
.7/ J9 LED connector for drives 3, 4, and 5
.8/ J11 Multiprocessing-bus connector
Appendix A. Server Records 291