Sony SDX-800V/R User Manual
14. Appendix G
SONY AIT-3Ex drive SDX-800V series Ver.1.1
14-2
14.5.4. Read TOC (0x43)
This command shall only be supported in DR mode.
5.4.1.
Returned Data (20 bytes)
00 12 01 01 00 14 01 00 00 00 00 00 00 14 AA 00 00 04 B0 00
14.5.5. Mode Sense/Select Page Code 0x3C
DR Mode Entry/Exit Page
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Byte 0
Reserved Reserved
Page Code = 3Ch
Byte 1
Page Length = 04h
Byte 2
Reserved DREnable
Byte 3
Reserved
Byte 4
Reserved
Byte 5
Reserved
DREnable: This bit reflects the status of the DR mode. When the drive enters DR mode, DREnable bit will be set to
1. This bit shall be reset to zero when the drive exits the DR mode. A Mode Select of Page Code 0x3C with setting
of DREnable bit will force the drive to enter DR mode. With DREnable bit set to zero, the drive will exit the DR mode.
Setting this bit to 1 when the tape is not write-protected shall be rejected with a Check Condition of Illegal Request
(0x05) and ASC of 26h and ASCQ of 02h.
1. This bit shall be reset to zero when the drive exits the DR mode. A Mode Select of Page Code 0x3C with setting
of DREnable bit will force the drive to enter DR mode. With DREnable bit set to zero, the drive will exit the DR mode.
Setting this bit to 1 when the tape is not write-protected shall be rejected with a Check Condition of Illegal Request
(0x05) and ASC of 26h and ASCQ of 02h.
14.6. Reset Handling
While in DR mode, a SCSI reset shall not take the drive out of DR mode. A powered cycle will take the drive out of
DR mode and return the drive to normal operation.
DR mode and return the drive to normal operation.