The crystaldiskinfo health status is good though..
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CrystalDiskInfo 6.5.2 (C) 2008-2015 hiyohiyo
Crystal Dew World :
http://crystalmark.info/
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OS : Windows 7 Ultimate SP1 [6.1 Build 7601] (x64)
Date : 2015/11/21 3:18:26
-- Controller Map ----------------------------------------------------------
+ Intel(R) ICH9M-E/M SATA AHCI Controller [ATA]
- ATA Hitachi HTS54322 SCSI Disk Device
- Optiarc DVD RW AD-7580S SCSI CdRom Device
-- Disk List ---------------------------------------------------------------
(1) Hitachi HTS543225L9A300 : 250.0 GB [0/0/0, pd1]
(2) TOSHIBA MQ01ABD050 : 500.1 GB [1/X/X, sa1] (V=0480, P=A006)
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(2) TOSHIBA MQ01ABD050
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Enclosure : TOSHIBA External USB 3.0 USB Device (V=0480, P=A006, sa1)
Model : TOSHIBA MQ01ABD050
Firmware : AXF01U
Serial Number : X2CIC5FQT
Disk Size : 500.1 GB (8.4/137.4/500.1/500.1)
Buffer Size : 8192 KB
Queue Depth : 32
# of Sectors : 976773168
Rotation Rate : 5400 RPM
Interface : USB (Serial ATA)
Major Version : ATA8-ACS
Minor Version : ----
Transfer Mode : SATA/300 | SATA/300
Power On Hours : 1438 hours
Power On Count : 487 count
Temperature : 39 C (102 F)
Health Status : Good
Features : S.M.A.R.T., APM, 48bit LBA, NCQ
APM Level : 0001h [ON]
AAM Level : ----
-- S.M.A.R.T. --------------------------------------------------------------
ID Cur Wor Thr RawValues(6) Attribute Name
01 100 100 _50 000000000000 Read Error Rate
02 100 100 _50 000000000000 Throughput Performance
03 100 100 __1 000000000A6A Spin-Up Time
04 100 100 __0 0000000019C0 Start/Stop Count
05 100 100 _50 000000000000 Reallocated Sectors Count
07 100 100 _50 000000000000 Seek Error Rate
08 100 100 _50 000000000000 Seek Time Performance
09 _97 _97 __0 00000000059E Power-On Hours
0A 230 100 _30 000000000000 Spin Retry Count
0C 100 100 __0 0000000001E7 Power Cycle Count
BF 100 100 __0 000000000005 G-Sense Error Rate
C0 100 100 __0 0000000000E2 Power-off Retract Count
C1 100 100 __0 000000002564 Load/Unload Cycle Count
C2 100 100 __0 003300180027 Temperature
C4 100 100 __0 000000000000 Reallocation Event Count
C5 100 100 __0 000000000000 Current Pending Sector Count
C6 100 100 __0 000000000000 Uncorrectable Sector Count
C7 200 253 __0 000000000024 UltraDMA CRC Error Count
DC 100 100 __0 000000000000 Disk Shift
DE _99 _99 __0 000000000287 Loaded Hours
DF 100 100 __0 000000000000 Load/Unload Retry Count
E0 100 100 __0 000000000000 Load Friction
E2 100 100 __0 0000000000AB Load 'In'-time
F0 100 100 __1 000000000000 Head Flying Hours
-- IDENTIFY_DEVICE ---------------------------------------------------------
0 1 2 3 4 5 6 7 8 9
000: 0040 3FFF C837 0010 0000 0000 003F 0000 0000 0000
010: 2020 2020 2020 2020 2020 2058 3243 4943 3546 5154
020: 0000 4000 0000 4158 4630 3155 2020 544F 5348 4942
030: 4120 4D51 3031 4142 4430 3530 2020 2020 2020 2020
040: 2020 2020 2020 2020 2020 2020 2020 8010 0000 2F00
050: 4000 0200 0000 0007 3FFF 0010 003F FC10 00FB 0110
060: FFFF 0FFF 0007 0407 0003 0078 0078 0078 0078 0000
070: 0000 0000 0000 0000 0000 001F 0F06 0004 004C 0040
080: 01F8 0000 746B 7D09 6163 7469 BC09 6163 003F 0036
090: 0036 0001 FFFE 0000 0000 0000 0000 0000 0000 0000
100: 6030 3A38 0000 0000 0000 0000 6003 0000 5000 0394
110: 53B8 2DC4 0000 0000 0000 0000 0000 0000 0000 401C
120: 401C 0000 0000 0000 0000 0000 0000 0000 0021 0000
130: 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000
140: 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000
150: 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000
160: 0000 0000 0000 0000 0000 0000 0000 0000 0003 0000
170: 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000
180: 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000
190: 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000
200: 0000 0000 0000 0000 0000 0000 0001 0000 0000 4000
210: 0000 0000 0000 0000 0000 0000 0000 1518 0000 0000
220: 0000 0000 101F 0000 0000 0000 0000 0000 0000 0000
230: 0000 0000 0000 0000 0001 0080 0000 0000 0000 0000
240: 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000
250: 0000 0000 0000 0000 0000 77A5
-- 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 64 64 00 00 00 00 00 00 00 03 27 00 64 64 6A
020: 0A 00 00 00 00 00 04 32 00 64 64 C0 19 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 64 64 00
050: 00 00 00 00 00 00 09 32 00 61 61 9E 05 00 00 00
060: 00 00 0A 33 00 E6 64 00 00 00 00 00 00 00 0C 32
070: 00 64 64 E7 01 00 00 00 00 00 BF 32 00 64 64 05
080: 00 00 00 00 00 00 C0 32 00 64 64 E2 00 00 00 00
090: 00 00 C1 32 00 64 64 64 25 00 00 00 00 00 C2 22
0A0: 00 64 64 27 00 18 00 33 00 00 C4 32 00 64 64 00
0B0: 00 00 00 00 00 00 C5 32 00 64 64 00 00 00 00 00
0C0: 00 00 C6 30 00 64 64 00 00 00 00 00 00 00 C7 32
0D0: 00 C8 FD 24 00 00 00 00 00 00 DC 02 00 64 64 00
0E0: 00 00 00 00 00 00 DE 32 00 63 63 87 02 00 00 00
0F0: 00 00 DF 32 00 64 64 00 00 00 00 00 00 00 E0 22
100: 00 64 64 00 00 00 00 00 00 00 E2 26 00 64 64 AB
110: 00 00 00 00 00 00 F0 01 00 64 64 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 78 00 00 5B
170: 03 00 01 00 02 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 BE
-- SMART_READ_THRESHOLD ----------------------------------------------------
+0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +A +B +C +D +E +F
000: 10 00 01 32 00 00 00 00 00 00 00 00 00 00 02 32
010: 00 00 00 00 00 00 00 00 00 00 03 01 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 32 00 00 00 00 00 00 00 00 00 00 07 32
040: 00 00 00 00 00 00 00 00 00 00 08 32 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 1E 00 00 00 00 00 00 00 00 00 00 0C 00
070: 00 00 00 00 00 00 00 00 00 00 BF 00 00 00 00 00
080: 00 00 00 00 00 00 C0 00 00 00 00 00 00 00 00 00
090: 00 00 C1 00 00 00 00 00 00 00 00 00 00 00 C2 00
0A0: 00 00 00 00 00 00 00 00 00 00 C4 00 00 00 00 00
0B0: 00 00 00 00 00 00 C5 00 00 00 00 00 00 00 00 00
0C0: 00 00 C6 00 00 00 00 00 00 00 00 00 00 00 C7 00
0D0: 00 00 00 00 00 00 00 00 00 00 DC 00 00 00 00 00
0E0: 00 00 00 00 00 00 DE 00 00 00 00 00 00 00 00 00
0F0: 00 00 DF 00 00 00 00 00 00 00 00 00 00 00 E0 00
100: 00 00 00 00 00 00 00 00 00 00 E2 00 00 00 00 00
110: 00 00 00 00 00 00 F0 01 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 36