Quantum Instruments DLT 7000 User Manual

Page 204

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SCSI Commands

5-100

Quantum DLT 7000 Tape System

MODE SELECT (6) / (10) Command (15h) / (55h) (continued)

5.9.10

Changeable Parameters within MODE SELECT

The table below lists the MODE SELECT command’s changeable parameters
and their default, minimum, and maximum values. Descriptions of the various
parameters are provided in the discussions of the different mode pages within
MODE SELECT. Note that parameter rounding is supported for all parameters
except for the block descriptor length.

Table 5–48 Changeable Mode Parameters within MODE SELECT

Page: Parameter

Default

Minimum

Maximum

Header: Buffered Mode, Device Specific Byte

1

0

1

Block Descriptor Length

08h

00h

08h

Block Descriptor: Block Length

2.0 GB and 6.0 GB Mode

10.0 GB and 20.0 GB Mode

35.0 GB and 70 GB Mode

0

0

0

0

0

0

40000h

FFFFFEh

FFFFFEh

READ / WRITE Error Recovery (01h): PER bit

0

0

1

Control Mode (0Ah): RLEC

0

0

1

Data Compression (0Fh): DCE

1

0

1

Disconnect / Reconnect (02h): Maximum Burst Size

0080h

0000h

FFFFh

Disconnect / Reconnect (02h): DTDC

0

0

3

Device Configuration (10h): WRITE Delay Time

C8h

Fh

1964h

Device Configuration (10h): SEW

1

0

1

Device Configuration (10h): Select Data Compression
Algorithm

1

0

1

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