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Chapter 2. Host Software Component Functions 27
1st ed., 6/30/04 - 312579601
MEDia and RECtech Parameters
When a TMI request or MOUNT command is executed, the HSC searches the appropriate
control statements to determine the media type and recording technique to assign to the
data set.
The MEDia and RECtech parameters are specified on the TAPEREQ and VOLATTR
control statements. Parameter values associated with MEDia and RECtech, and their
hierarchy, are shown in the following figure:
MEDIA TYPES RECORDING TECHNIQUES
STK2
STK2P
STK2W
DD3A
DD3B
DD3C
DD3D
STANDARD
ECART
ZCART
LONGITUD
STK1
STK1R
STK1U
DD3
36ATRACK
36BTRACK
36CTRACK
STK2PB35
STK2PB34
STK2PA34
STK2PA35
HELICAL
STK2P
STK2P35
STK2P34
STK2PA
STK2PB
STK1R
STK1RB34
STK1RB35
STK1RB
STK1RA35
STK1RA34
STK1RA
STK1R35
STK1R34
STK1RAB
STK1RAB4
STK1RAB5
STK1RC
STK1RC34
STK1RC35
LONGITUD
18TRACK
36TRACK
HELICAL DD3