Figure 6. Two Scsi Termination Examples For Internal Viper Drive - Seagate STU62001LW Viper Product Manual

20
Connecting a serial interface cable (for tape libraries)
Connecting a power cable
SCSI Terminator
Tape drive
(no
termination )
SCSI device
( termination
disabled )
SCSI Controller
(termination enabled)

Figure 6. Two SCSI termination examples for internal Viper drive.

The drive includes an RS-422 serial interface for tape libraries. The RS-422 serial
interface connector is on the lower left side of the back of the drive, as shown in
Figure 5 on the previous page.
The pin descriptions for the Serial Interface connector are shown in the table below.
The pins on this connector are set on 2-mm centers.
Pin numbers Description
1 through 8 Reserved (do not use)
9 Lib RXD-P input to drive
10 GND
11 Lib RXD-N input to drive
12 GND
13 Lib TXD-P output from drive
14 GND
15 Lib TXD-N output from drive
16 GND
Attach a four-pin power cable to the power connector on the back of the drive. Figure
5 on the previous page shows the location of the power connector.
The recommended 4-pin power connector for the internal Viper 200 is an AMP 1-
48024-0 housing with AMP 60617-1 pins or equivalent.
Viper 200 LTO Product Manual
SCSI device
( termination
enabled )
Tape drive
(no
termination )
SCSI Controller
(termination enabled)