HP C2488A Technical Reference Manual page 85

Mode Select, Mode Sense
Page Code 09H, Peripheral Device Parameters (Savable Page)
Bit
Byte 7
6 5
I
4
I
3
I
2
I
1
I
0
00 PS
Reserved
Page Code = 09H
01 Page Length In Bytes = OAH
02-03 (MSB=02) Interface Identifier (LSB=03)
04-07 Reserved
08-10
(MSB=08)
Interface Specific Parameters
(LSB=lO)
11 Reserved
Page 09H Parameter values
Parameter Default Changeable Allowable Range
Values Values
(HEX)
Interface Identifier 8000 No 8000
=
SCSI
Interface Specific Parameters 000000 Yes
• Byte 8, bit 5:
o
=
copy drive error and fault log from
RAM to media on error only
1 = do not copy log; log contents will be
lost on power cycle or bus reset
• Byte 8, bit 6: Auto-head alignment control
o
= enable automatic head alignments
1
=
disable automatic head alignments
and execute them on Rezero Unit
commands, check bit 7
• Byte 8, bit 7: Rezero Unit command head
alignment control
o
=
align current head
1
=
always align all heads regardless of
bit 6 state
• All other bit positions are reserved and
should be set to zero (0)
DRAFT
SCSI Command Descriptions A-29
1/18/93 09:58