Looks like all three of your hard drives are having some trouble:

  1. Your Maxtor 6L200M0 (200GB), drive letter's C: and X:

    Hardware ECC Recovered: 0000005DC5 [equals 24,005 decimal]
    Reallocation Event Count: 00000000BB [equals 187 decimal]
    Current Pending Sector Count: 000000000B [equals 11 decimal]

  2. Your Western Digital WD2500JD (250GB), drive letter D:

    Temperature: 51 °C - Warning (50 °C to 55 °C)

  3. Your Maxtor 6V080E0 (80GB), drive letter Z:

    Hardware ECC Recovered: 00000002C3 [equals 707 decimal]

Especially the first one containing your partitions C: and X:.