DLT4000 SCSI Interface
-94 DLT4000/DLT4500/DLT4700 Cartridge Tape Subsystem
8 4.
READ BUFFER ( 3Ch)
7
6
4
3
1
0
0
Operation Code (3Ch)
1
Logical Unit Number
Reserved
Mode
2
Buffer ID
Byte
3
Reserved
4
Reserved
5
Unused
Reserved
Flag
Link
Figure 8-60
READ BUFFER CDB
READ BUFFER is used in conjunction with WRITE BUFFER as a diagnostic function
for testing the drive's data buffer and the SCSI bus integrity.
Mode
The drive supports the following values within the field. If any nonsupported value is
set, the drive terminates the command with a CHECK CONDITION status and an
ILLEGAL REQUEST sense key set.
Mode
Description
000b
Combined Header and Data
010b
Data
011b
Descriptor
Figure 8-61
READ BUFFER Modes Supported
Buffer ID & Offset
The drive only supports a single Buffer ID field of zero, and offsetting of data is not
supported. If these fields are nonzero, the drive returns a CHECK CONDITION status
with an ILLEGAL REQUEST sense key set.
Summary of Contents for DLT 4700
Page 1: ...DLTTM 4000 DLTTM 4500 DLTTM 4700 Cartridge Tape Subsystem Product Manual...
Page 2: ......
Page 160: ...Firmware Update From Tape 7 18 DLT4000 DLT4500 DLT4700 Cartridge Tape Subsystem...
Page 215: ...DLT4000 SCSI Interface DLT4000 DLT4500 DLT4700 Cartridge Tape Subsystem 8 55...
Page 304: ...DLT4000 SCSI Interface 8 144 DLT4000 DLT4500 DLT4700 Cartridge Tape Subsystem...
Page 342: ...Sense Key Information C 6 DLT4000 DLT4500 DLT4700 Cartridge Tape Subsystem...
Page 359: ...Index DLT4000 DLT4500 DLT4700 Cartridge Tape Subsystem 7...
Page 360: ...Index 8 DLT4000 DLT4500 DLT4700 Cartridge Tape Subsystem...