User's Manual

DLT4000 SCSI Interface

DLT4000/DLT4500/DLT4700 Cartridge Tape Subsystem 8-97

8.4.15 READ POSITION (34h)

Bit

7 6 5 4 3 2 1 0

Operation Code (34h)

1 Reserved BT

Reserved

Byte Reserved

5 Reserved

Reserved

8 Reserved

Unused Reserved Link

Figure -64 READ POSITION CDB

Block Address. The LOCATE command uses this identifier to position back to this

same logical position, in a high performance fashion.

The Block Type bit indicates how the position is interpreted. Since this device uses the

same logical block address whether this bit is set or not, the setting of BT is ignored.

_________________________ NOTE

The drive returns CHECK CONDITION with the Unit Not Ready Sense

Key with the Read Position command if the media is not ready to be

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