Rieccomi, con un po' di ritardo. Il suono sembra provenire proprio dall'hard disk. Giolupo, ecco il rapporto di CrystalDiskInfo:
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CrystalDiskInfo 7.0.4 (C) 2008-2016 hiyohiyo
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OS : Windows 8.1 [6.3 Build 9600] (x64)
Date : 2016/10/22 21:36:11
-- Controller Map ----------------------------------------------------------
+ Controller standard PCI IDE [ATA]
+ ATA Channel 0 (0)
- TOSHIBA DT01ACA200 ATA Device
+ ATA Channel 1 (1)
- TSSTcorp CDDVDW SH-224DB ATA Device
+ Controller standard PCI IDE [ATA]
- ATA Channel 0 (0)
- ATA Channel 1 (1)
- Controller spazi di archiviazione Microsoft [SCSI]
-- Disk List ---------------------------------------------------------------
(1) TOSHIBA DT01ACA200 : 2000,3 GB [0/0/0, pd1]
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(1) TOSHIBA DT01ACA200
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Model : TOSHIBA DT01ACA200
Firmware : MX4OABB0
Serial Number : X3FBYJ6KS
Disk Size : 2000,3 GB (8,4/137,4/2000,3/2000,3)
Buffer Size : Sconosciuto
Queue Depth : 32
# of Sectors : 3907029168
Rotation Rate : 7200 RPM
Interface : Serial ATA
Major Version : ATA8-ACS
Minor Version : ATA8-ACS version 4
Transfer Mode : SATA/300 | SATA/600
Power On Hours : 6458 ore
Power On Count : 1881 volte
Temperature : 32 C (89 F)
Health Status : Buono
Features : S.M.A.R.T., APM, 48bit LBA, NCQ
APM Level : 0000h [OFF]
AAM Level : ----
Drive Letter : C:
-- S.M.A.R.T. --------------------------------------------------------------
ID Cur Wor Thr RawValues(6) Attribute Name
01 100 100 _16 000000000000 Errori lettura
02 139 139 _54 000000000048 Prestazione medie
03 128 128 _24 000501270128 Tempo avvio motore
04 100 100 __0 00000000075A Avvia/ferma conteggio
05 100 100 __5 000000000000 Settori riallocati
07 100 100 _67 000000000000 Errori seek
08 126 126 _20 000000000020 Prestazioni tempo seek
09 100 100 __0 00000000193A Acceso da (ore)
0A 100 100 _60 000000000000 Riavviammenti motore
0C 100 100 __0 000000000759 Cicli ON/OFF dispositivo
C0 _99 _99 __0 00000000075A Rientri allo spegnimento
C1 _99 _99 __0 00000000075A Cicli load/unload
C2 187 187 __0 002B000B0020 Temperatura
C4 100 100 __0 000000000000 Eventi riallocazione
C5 100 100 __0 000000000000 Settori scrittura pendente
C6 100 100 __0 000000000000 Settori non corregibili
C7 200 200 __0 000000000000 Errori CRC UltraDMA
-- SMART_READ_DATA ---------------------------------------------------------
+0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +A +B +C +D +E +F
000: 10 00 01 0B 00 64 64 00 00 00 00 00 00 00 02 05
010: 00 8B 8B 48 00 00 00 00 00 00 03 07 00 80 80 28
020: 01 27 01 05 00 00 04 12 00 64 64 5A 07 00 00 00
030: 00 00 05 33 00 64 64 00 00 00 00 00 00 00 07 0B
040: 00 64 64 00 00 00 00 00 00 00 08 05 00 7E 7E 20
050: 00 00 00 00 00 00 09 12 00 64 64 3A 19 00 00 00
060: 00 00 0A 13 00 64 64 00 00 00 00 00 00 00 0C 32
070: 00 64 64 59 07 00 00 00 00 00 C0 32 00 63 63 5A
080: 07 00 00 00 00 00 C1 12 00 63 63 5A 07 00 00 00
090: 00 00 C2 02 00 BB BB 20 00 0B 00 2B 00 00 C4 32
0A0: 00 64 64 00 00 00 00 00 00 00 C5 22 00 64 64 00
0B0: 00 00 00 00 00 00 C6 08 00 64 64 00 00 00 00 00
0C0: 00 00 C7 0A 00 C8 C8 00 00 00 00 00 00 00 00 00
0D0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0E0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0F0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
110: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
120: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
130: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
140: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
150: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
160: 00 00 00 00 00 00 00 00 00 00 84 00 C7 38 01 5B
170: 03 00 01 00 01 F3 00 00 00 00 00 00 00 00 00 00
180: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
190: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1A0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1B0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1C0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1D0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1E0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1F0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 B6
-- SMART_READ_THRESHOLD ----------------------------------------------------
+0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +A +B +C +D +E +F
000: 10 00 01 10 00 00 00 00 00 00 00 00 00 00 02 36
010: 00 00 00 00 00 00 00 00 00 00 03 18 00 00 00 00
020: 00 00 00 00 00 00 04 00 00 00 00 00 00 00 00 00
030: 00 00 05 05 00 00 00 00 00 00 00 00 00 00 07 43
040: 00 00 00 00 00 00 00 00 00 00 08 14 00 00 00 00
050: 00 00 00 00 00 00 09 00 00 00 00 00 00 00 00 00
060: 00 00 0A 3C 00 00 00 00 00 00 00 00 00 00 0C 00
070: 00 00 00 00 00 00 00 00 00 00 C0 00 00 00 00 00
080: 00 00 00 00 00 00 C1 00 00 00 00 00 00 00 00 00
090: 00 00 C2 00 00 00 00 00 00 00 00 00 00 00 C4 00
0A0: 00 00 00 00 00 00 00 00 00 00 C5 00 00 00 00 00
0B0: 00 00 00 00 00 00 C6 00 00 00 00 00 00 00 00 00
0C0: 00 00 C7 00 00 00 00 00 00 00 00 00 00 00 00 00
0D0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0E0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0F0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
110: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
120: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
130: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
140: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
150: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
160: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
170: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
180: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
190: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1A0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1B0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1C0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1D0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1E0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1F0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 64