Quantum Instruments DLT 7000 - Manual (Page 104)

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4-14 Quantum DLT 7000 Tape System
The transfer width is two the transfer width exponent bytes wide. The transfer
width that is established applies to all logical units. Valid transfer widths for
the DLT 7000 tape drive are 8 bits (m = 00h) and 16 bits (m = 01h). Values of
m greater than 01h is reserved.