Installation guide

Installing the Magazine Tape Subsystem in an SF200 Storage Array 6–37
6.2.2.2 Cabling Position 6
WARNING
Before performing the following steps, refer to the system
documentation for the correct steps to perform an orderly
shutdown of the system that the SF200 storage array is connected
to.
1. If an SF72 storage enclosure is installed in position 2, take the disk
ISEs in position 2 off-line before you proceed. To do so first take each
ISE off-line, then press all the drive dc power switches to the out
position and then turn off the ac power at the rear of the storage
enclosure.
CAUTION
Use care not to disturb or damage power cords and DSSI
cables that are already connected to the DSSI I/O panel.
2. Disconnect the 70-inch DSSI cable (part number BC21Q–3F)
connected to the rightmost DSSI connector at the rear of the SF72
enclosure in position 2.
3. Pull the inner assembly of the magazine tape subsystem out to the
head-cleaning position (first mechanical stop).
4. Connect this 70-inch DSSI cable to the the top DSSI connector on the
rear of the magazine tape subsystem.
5. Route this DSSI cable under the cable retainers on the left side of the
cabinet.
6. Connect a 42-inch DSSI cable (part number BC21Q–3F) to the
rightmost DSSI connector at the rear of the SF72 in position 2 to the
bottom DSSI connector at the rear of the magazine tape subsystem in
position 6.
7. Route this DSSI cable under the cable retainers on the left side of the
cabinet.