1 Hardware Overview 1.2 1.8-inch Hard Disk Drive

Table 1-2 1.8-inch HDD Specifications

Specification
Parameter TOSHIBA
HDD1422
TOSHIBA
MK2003GAH
TOSHIBA
HDD1384
TOSHIBA
HDD1524
Storage size
(formatted)
20GB 20GB 30GB 40GB
Speed (RPM) 4,200 0.1 4,200 4,200 4,200 0.1
Data transfer speed
(Mbits/s)
125.5 to 253.1 115.6 to 204.4 114.8 to 222.7 125.5 to 253.1
Interface transfer
rate (MB/s)
100 100 100 100
Track density
Track/mm(TPI)
Bit/mm
3465
27.4K
2237 (56.8K) max.
24.4K(621K) max.
3039
24.1K
3465
27.4K
Access time (msec)
Track to track
Average time
Max seek
3
15
26
3
15
26
3
15
26
3
15
26
Start time (sec) 3.5 typical
20 max
3.5 typical
20 max
3.5 typical
20 max
3.5 typical
20 max
1-10 PORTEGE R100 Maintenance Manual (960-440)