Manx SA7x Guía de instalación descargar pdf (Pagina 170)

6.2 Cabling the Subsystem in Sx300 Storage Array Position

14. Install a DSSI terminator in the bottom DSSI connector at the rear of the

subsystem.

6.2.1.3 Cabling TF3

WARNING

Before performing the following steps, refer to the system documenta-

tion for the correct steps to perform an orderly shutdown of the system

that the Sx300 storage array is connected to.

1. Take the drives SF4 (if present) off-line before you proceed. To do so, ﬁrst

take each ISE off-line by pressing the Ready buttons. Then press all the

drive dc power switches to the out position. Last, 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 BC21R–5L) connected to

the rightmost DSSI connector at the rear of the SF4.

3. Install this 70-inch DSSI cable to the top DSSI connector on the rear of the

magazine tape subsystem.

4. Route this DSSI cable on the right side of the cabinet.

5. At this time, connect a 42-inch DSSI cable (part number BC21Q–3F) to the

rightmost DSSI connector at the rear of the SF4 and to the bottom DSSI

connector at the rear of the magazine tape subsystem in TF3.

6. Route this DSSI cable on the appropriate side of the cabinet.

7. If no SF72 storage enclosure is installed (SF4), then at the rear of the

Sx300 storage array, locate the DSSI I/O panel at the bottom.

8. Swing open the panel from the cabinet frame.

9. Install a 70-inch DSSI cable (part number BC21R–5L).

10. Connect the other end of this cable into the top DSSI connector at the rear

of the magazine tape subsystem. Refer to Figure 6–8.

11. Route this DSSI cable on the left side of the cabinet.

6–18 Installing the Magazine Tape Subsystem in an Sx300 Storage Array

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Manx SA7x Guía de instalación Pagina 170