Inch Hard Disk Drive - Toshiba T4500 User Manual

1.4

2.5-inch Hard Disk Drive

The Hard Disk Drive (HDD) is a random access non-volatile storage device. It has a non-remov-
able 2.5-inch magnetic disk and mini-winchester type magnetic heads.
T4500 and T4500C supports the 80 MB, 120 MB, and 200 MB. T4600 and T4600C supports the
120 MB, 200 MB, and 320 MB.
The T4500/T4600 Family HDD is shown in Figure 1-7. Specifications for the HDD are described
in Table 1-2.
Storage capacity (MB)
Formatted
Number of disks
Data heads
Data surfaces
Tracks per surface
Sectors per track
Bytes per sector
Access time (ms)
Track to track
Average
Maximum
Rotation speed (rpm)
Data transfer rate (bps)
To/from media
Interleave
Recording method
1-12
Figure 1-7 2.5-inch HDD
Table 1-2 2.5-inch HDD Specifications
80MB
(CP2084)(MK1422FCV)(CP2124)(MK2124FC)(MK2224FC) (MK2326FC
85.4 86.0
2 1
4 2
4 2
1,150 1,501
38 (+1) 56 (+1)
512 512
5 3
19 15
40 25
3,486 3,600
12 M 17.6 M
1:1 1:1
2-7RLL/ 1-7 RLL 2-7 RLL/
1-7 RLL
120 MB
121.6 130.1
2 2
4 4
4 4
1,123 1,155
53 (+1) 55 (+1)
512 512
3 5
16 17
30 36
3,743 3,200
18 M 15.3 M
1:1 1:1
1-7 RLL
1-7 RLL
200 MB 320 MB
213.0 340.0
2 3
4 6
4 6
1,560 1,830
– –
512 512
3 3
12 12
25 25
4,000 4,200
18.9 to 18.7 to
31.6 M 29.6 M
1:1 1:1
1-7 RLL 1-7 RLL
)