Cylinder Allocation; Figure 6. Cylinder Allocation - 48-Gb Model (Ic25T048Atda05); Figure 7. Cylinder Allocation - 30-Gb Model (Ic25N030Atda04) - IBM IC25N020ATDA04 - Travelstar 20 GB Hard Drive Specifications

4.4 Cylinder Allocation

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

Figure 6. Cylinder allocation - 48-GB model (IC25T048ATDA05)

30-GB model
Zone
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Figure 7. Cylinder allocation - 30-GB model (IC25N030ATDA04
Cylinder
0-2047
2048-4095
4096-6143
6144-7679
7680-9215
9216-11519
11520-13567
13568-15615
15616-17663
17664-19711
19712-21759
21760-23551
23552-25599
25600-27647
27648-28159
28160-28671
Cylinder
0-767
768-2815
2816-5119
5120-6399
6400-7935
7936-11263
11264-13567
13568-15615
15616-17407
17408-18687
18688-19967
19968-21247
21248-23551
23552-25599
25600-28159
28160-30847
Travelstar 48GH, 30GN & 15GN hard disk drive specifications
Number of Sectors per Track
512
499
480
480
460
432
416
403
384
384
364
352
336
320
288
288
Number of Sectors per Track
640
624
600
600
576
540
520
504
480
480
456
440
420
400
360
336
)
13