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90 C141-E252
I
initial diagnosis at time of power-on................ 58
initial seek operation check..............................73
initial self-diagnostic........................................ 66
installation.................................................. 55, 56
installation requirement....................................41
interface connector...........................................51
interface test..................................................... 68
internal test space............................................. 29
L
leak magnetic flux............................................47
limitation of bottom-mounting......................... 45
limitation of side-mounting.............................. 45
logical data block addressing........................... 34
M
maintenance ..................................................... 69
maintenance level............................................. 71
maintenance requirement.................................70
microcode downloading...................................16
MODE SELECT/MODE SELECT
EXTENDED command.............................. 59
model name...................................................... 19
mounting frame structure................................. 44
mounting HDDs............................................... 57
mounting orientations ......................................43
mounting procedure .........................................57
mounting requirement...................................... 41
mounting screw................................................ 44
MTBF............................................................... 24
MTTR ..............................................................25
multi-segment data buffer................................14
N
noise filter ........................................................50
note on handling HDDs ...................................55
note on mounting ............................................. 44
O
online self-diagnostic....................................... 67
operation check................................................73
operation test.................................................... 73
order number....................................................19
outline of troubleshooting procedure............... 74
P
packaging................................................... 56, 77
PAD .................................................................33
page code ...................................................59, 62
part replacement...............................................71
part that can be replaced in field......................70
physical sector allocation .................................31
PLO Sync.........................................................33
port address ......................................................57
port addressing.................................................18
power on/off sequence .....................................49
power supply requirement................................48
precaution.........................................................69
preventive maintenance....................................70
programmable data block length......................15
R
random/sequential read test..............................68
read/write circuit ..............................................17
read/write error recovery parameter.................62
ready LED output signal ..................................53
reassignment...............................................39, 40
recommended connectors.................................53
reliability..........................................................24
removal ............................................................56
repair ................................................................70
replacement......................................................56
reporting result of self-diagnostic and
error indication ...........................................67
reserve and release function.............................15
responses to operation errors............................58
S
SAS standard....................................................14
sector format ....................................................32
seek test............................................................66
self-diagnostic ..................................................65
SEND DIAGNOSTIC command .....................67
sense data .........................................................81
sense data analysis............................................83
sense data collection.........................................81
sense data format..............................................81
sense key ..........................................................81
sequential starting of spindle motor .................49
service life..................................................25, 70
service system ..................................................70
setting...............................................................57
setting parameter..............................................61
specification .....................................................19
specifying CDB................................................60
spindle motor....................................................17
standard feature................................................13
start/stop of spindle motor................................16
storage..............................................................56
sync mark.........................................................33
system configuration........................................18
system space.....................................................29