User's Guide

Appendix E DX-Series Software Deviations
308 Quantum DX-Series Software Interface Guide
Log Select 5
Implemented per specification.
See Log Select (4Ch) on page 149 for more information.
Log Sense 5
Write Error Counter Page 02h, is not supported.
Enable Threshold Comparison (ETC) not supported.
Read Error Counter Page 03h, cumulative values, parameter codes
2,3,5,6,8000h are always 0.
Enable Threshold Comparison (ETC) not supported.
Device Wellness Page 33h, parameter code data are always 0.
Device Status Page 3Eh, parameter code 0002h is always 0.
See Log Sense (4Dh) on page 158 for more information.
Mode Select 6 / 10 5
Block Descriptor, Density Code field, all density codes are excepted. Only
density codes 80h – 85h may effect the compression setting (Data
Compression Page, field DCE). It is preferred to use the Data
Compression Page, field DCE to enable or disable compression. Actual
compression of data is supported in some variants of DX systems.
Disconnect/Reconnect Page 02h, fields Maximum Burst Size and DTDC
may be changed but have no effect on the tape drive emulation operation.
Control Mode Page 0Ah, field RLEC may be changed but has no effect on
the tape drive emulation operation.
Device Configuration Page 10h, fields SEW, Write Delay Time, and Select
Data Compression Algorithm may be changed but have no effect on the
tape drive emulation operation
Tape Alert Page 1Ch, fields Perf, Dexter, Test, and MRIE may be changed
but have no effect on tape drive emulation operation.
EEPROM Vendor Unique Page 3Eh, is not supported.
See Mode Select (6 /10) (15h / 55h) on page 172 for more information.