Data Sheet; Cylinder Allocation By Model Number; Figure 4. Data Sheet; Figure 5. Cylinder Allocation Of 60 Gb Model - Hitachi IC25N040ATCS04-0 - Travelstar 40GN 40GB UDMA/100 4200RPM 2MB 2.5" IDE Hard Drive Specifications

4.2 Data sheet

Rotational Speed (RPM)
Data transfer rates (buffer to/from media) (Mbps)
Data transfer rates (Mbyte/sec)
ULTRA DMA 100
Recording density (Kbpi) (Max)
Track density (Ktpi)
Areal density (Gb/sq.in.- Max)
Number of zones

Figure 4. Data sheet

4.3 Cylinder allocation by model number

Zone
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15

Figure 5. Cylinder allocation of 60 GB model

60-GB model
Cylinder
0–1023
1024–2047
2048–4607
4608–6911
6912–9215
9216–13055
13056–15615
15616–17407
17408–20223
20224–22271
22272–24319
24320–27391
27392–29183
29184–30975
30976–33535
33536–35071
Hitachi Travelstar 60GH & 40GN hard disk drive specifications
60-GB model
5,400
146–262
100
459
60.4
28
16
No. of Sectors/Trk
556
544
528
512
499
480
460
448
432
416
403
384
364
352
336
307
12
All other
models
4,200
130–245
125–241
100
528
509
63.5
66.4
34
16