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80
mounting surface 39
mounting surface distortion 39
mounting surface stiffness 39
MR heads 5
,
,
MTBF 13
14
23
multimode drivers 15
multimode receivers 15
multimode SCSI 7
multiple segment 11
multi-segmented cache control 11
N
noise 20
,
audible 3
7
,
non-operating 25
27
temperature 23
non-operating vibration 27
nonshielded 68 conductor connector 54
O
office environment 27
,
operating 25
27
operating environment 14
operating option 33
operating parameter 47
operator intervention 13
option jumper 33
option jumper location 33
option select header 51
option select jumper 33
options 8
,
,
orientation 10
25
38
out-of-plane deflection 39
out-of-plane distortion 39
overhead time 10
P
package size 26
package test specification 4
packaged 26
parity 37
parity checking 37
parity error 37
partition or logical drive 33
,
,
,
,
PCB 15
33
36
38
temperature 23
PCB circuit run 53
PD jumper 37
peak bits/inch 9
peak starting current 19
PERF 16
performance characteristics 9
performance degradation 25
peripheral I/O cable 20
physical buffer space 11
physical characteristics 51
,
,
,
,
,
39
47
51
53
54
Barracuda 50 Product Manual, Rev. C
physical damage 27
physical interface 51
physically contiguous blocks of data 12
,
power 19
20
power connector 19
power control switch 10
power dissipation 21
power distribution 3
power sequencing 20
power supply voltage 13
power-carrying conductor 54
,
power-on 33
62
power-on operating hours 14
power-on reset 47
,
power-up 20
37
power-up hours 14
,
prefetch 11
12
prefetch (read look-ahead) 11
prefetch ceiling field 12
prefetch data 12
prefetch field 12
prefetch hit 12
prefetch mode 11
prefetch of contiguous blocks 12
prefetch operation 11
prefetch segmented cache control 11
preventive maintenance 13
printed circuit board. See PCB
PRML read channel electronics 5
product data page 45
programmable drive capacity 8
R
radio interference regulations 3
RC bit 31
RCD 12
RCD bit 11
read 11
read command 11
read continuous (RC) bit 31
read data 11
read error 13
read error rate 13
read operation 11
read retry count 31
55
read/write head 9
ready 47
receive diagnostic results 32
recommended mounting 26
recording code 9
recoverable seek error 14
reference documents 4
regulation 19
relative humidity 25
reliability 7
reliability and service 14
reliability specifications 13
,
52
,
20
,
12
,
12
,
14
,
12
,
31
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