1.if you do not have a preinstalled scsi adapter, complete steps 1 through 10 of "installing an adapter" on page 35.continue with step 2 of this procedure.
2.connect the scsi signal cable to the adapter and one or more of the signal cable connectors to the rear of the scsi devices.
3.connect the scsi activity indicator cable to the adapter and to the scsi led connector (ja91) on the system board, see "system board" on page 28 for the iocation of the scsi led connector.
4.if you have other adapters or options to install or remove, do so now.
5.rotate the front adapter support bracket to the closed (locked) position.
6.reinstall the rear adapter support bracket; then rotate it to the closed (locked) position.
7.replace the support bracket.
8.replace the cover, see "replacing the cover" on page 44 for details.
9.reconnect the external cables and power cords; then turn on the attached devices and then computer.