85
LCD PC E
LCD PC E
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8590 MAINTENANCE
8590 MAINTENANCE
1.5.2 HDD (1)
Seagate U6 series
Drive Specification
ST380020A ST360020A ST340810A ST320410A
Formatted Gbytes (×106 bytes) 80 60 40 20
Guaranteed sectors 156,301,488 117,231,408 78,165,360 39,102,336
Bytes per sector 512
Default sectors per track 63
Default read/write heads 16
Default cylinders 16,383
Physical read/write heads 4 3 2 1
Discs 2 2 1 1
Recording density
BPI (bits/inch max)
562,436
Track density TPI (tracks/inch) 58,000
Areal density (Mbits/inch2 max) 32,622
Spindle speed (RPM) 5,400
Internal data-transfer rate(Mbits/sec max) 436
I/O data-transfer rate(Mbytes/sec max) 100
ATA data-transfer modes supported
PIO modes 0–4
Multiword DMA modes 0–2
Ultra DMA modes 0–5
Cache buffer (Mbytes) 2
Height (mm max) 26.1
Width (mm max) 101.8
Length (mm max) 147
Weight (typical) 680 grams (1.5 lb)
Track-to-track seek time(msec typical) 1.2 (read) 2.0 (write)
Average seek time(msec typical) 8.9
Average seek read(msec typical) 9.9
Average seek write(msec typical) 10.9
Full-stroke seek time(msec typical) 22.0 (read) 24.0 (write)
Average latency (msec) 5.55 msec
Power-on to ready (sec typical) 6.5 sec
Standby to ready (sec typical) 6.5 sec
Spindown (sec typical) 10 sec
Startup current(typical) 2.5 amps
Seek power (typical) 7.5 watts
Read/Write power 7.5 watts
Idle mode (typical) 5.0 watts
Standby mode (typical) 1.2 watts
Sleep mode (typical) 0.9 watts
Voltage tolerance(including noise) 5V ± 5%, 12V ± 10%
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