HP Surestore 1200ex Optical Drive and Library SCSI-2 Command Reference - Page 127
Write and Verify (Group 1) Command (2EH),
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SCSI-2 Drive Command Set Write and Verify (Group 1) Command (2EH) Write and Verify (Group 1) Command (2EH) Writes data to the optical disk and then verifies the write by reading the written data and checking the error correction code. NOTE The Mode Select Commands (15H, 55H) impact read, write, format, and erase commands. Table 2-79 Byte 0 1 2 3-4 5 6 7 8 9 Write and Verify (Group 1) Command CDB 7 6 5 4 3 2 Operation Code (2EH) Reserved (0) DPO Rsvd (0) EBP Logical Block Address (MSByte) Logical Block Address Logical Block Address (LSByte) Reserved (0) Transfer Length (MSByte) Transfer Length (LSByte) PBA ErsCntl Reserved (0) 1 0 Rsvd RelAdr (0) Flag Link NOTE The 9.1 and 5.2 Gbyte capacity drives cannot Format, Erase, Write, or Write and Verify 650 Mbyte and 1.3-Gbyte optical disks. The 2.6 Gbyte capacity drives cannot Format, Erase, Write, or Write and Verify 650 Mbyte optical disks. If this command is issued with any of these drive/ media combinations, a CHECK CONDITION status will result with the Sense Key/Additional Sense Code set to Data Protect/Write Protected. NOTE For Write-Once media, Byte 9, Bit 7 and Bit 6 are reserved (0). 2-90 Chapter 2