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2-2 C141-E230
2.1.2 Function specifications
Table 2.2 shows the function specifications of the HDDs.
Table 2.2 Function specifications
Specification
Item
MAY2073RC MAY2036RC
Formatted capacity/device (*1) 73.5 GB (*2) 36.7 GB (*2)
Number of disks 2 1
Number of heads 4 2
Number of rotations min
-1
(rpm) 10,025 ± 0.1 %
Average latency time 2.99 ms
Track to Track 0.2 ms / 0.4 ms
Average 4.0 ms / 4.5 ms
Seek time (*3)
(Read/Write)
Full stroke 8.0 ms / 9.0 ms
Start/stop time
(*4)
Start time
Stop time
15 s typ. (30 s max.)
15 s typ.
Recording mode 60/63 MEEPRML
External
dimensions
Height:
Width:
Depth:
15.0 mm max.
69.85 +/− 0.25 mm
100.45 mm max.
Weight 0.22 kg max.
Power consumption (*5) 4.5 W typ.
Interface SAS Cable length: 8 m max.
Areal density 70.2 Gbit/inch
2
Disk drive 37.9 to 63.3 MB/s
Data transfer
rate (*6)
SAS 1.5 Gbps, 30 Gbps
Logical data block length 512 to 528 byte (Fixed length) (*7)
Command specification
SAS (T10/1562D Rev. 05), SAS1.1 (T10/1601D Rev. 07),
SAM-3 (T10/1561D Rev. 14), SAM-2 (T10/1157D Rev. 24),
SPC-2 (T10/1236D Rev. 20), SBC (T10/996D Rev. 8c)
Data buffer 16 MB FIFO ring buffer (*8)
Acoustic noise (Idle) 2.9 Bels typ.
(*1) The formatted capacity can be changed by changing the logical block length and using spare sector
space. See Chapter 3 for the further information. The formatted capacity listed in the table is an
estimate for 512 bytes per sector.
(*2) 1 GB = 1,000,000,000 bytes