Fujitsu MAP3147FC Manual Do Utilizador

2-2

C141-E163

Table 2.2 shows the function specifications of the IDD.

Specification

Item

MAP3147FCMAP3735FC

Formatted capacity/device (*1)

147.01 GB

73.50 GB

Number of disks

4

2

Number of heads

8

4

Number of cylinders (*2)

47,926

47,996

Formatted capacity/track (B)

272,896 to 479,232

Number of rotations min

-1

 (rpm)

10,025±0.2%

Average latency time

2.99 msec

Track to Track

0.3 ms/0.5 ms

Average

4.5 ms/5.0 ms

Seek time (*3)
(Read/Write)

Full stroke

10.0 ms/11.0 ms

Start/stop time
(*4)

Start time

Stop time

30 s typ. (60 s max.)

30 s typ.

Recording mode

32/34 MEEPRML

External
dimensions

Height:

Width:

Depth:

25.4 mm

101.6 mm

146.0 mm

Weight (max)

0.75 kg

Power consumption (*5)

11.5 W

8.6 W

Interface

Cable length:  30 m max

Disk drive

64.1 to 107.86 MB/s

Data
transfer
rate (*10)

FC-AL

212.5 MB/s max.

Logical data block length (*11)

512 to 528 byte (Fixed length)

Command specification

FC-PLDA (NCITS TR-19),

FC-PH (ANSI X3.230-1994), FC-PH-2 (ANSI X3.297-1996),

FC-AL (ANSI X3.272-199X), SCSI-FCP (ANSI X3.269-199X)

Data buffer

8 MB FIFO ring buffer

Acostic noise (Ready)

3.4 bels

(*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)

The number of user cylinders indicates the max., and includes the alternate cylinder.  The number of
user cylinders and alternate cylinders can be specified at format of the IDD.

(*3)

The positioning time is as follows: