I have a WDC WD1001FALS-00J7B0 that keeps disappearing in Windows. I must do a cold boot for the system to recognize it again. No problems with the other drives. See Crystaldisk info on the drive below.
Model : WDC WD1001FALS-00J7B0
Firmware : 05.00K05
Serial Number : WD-WMATV1022252
Disk Size : 1000.2 GB (8.4/137.4/1000.2/1000.2)
Buffer Size : 32767 KB
Queue Depth : 32
# of Sectors : 1953525168
Rotation Rate : Unknown
Interface : Serial ATA
Major Version : ATA8-ACS
Minor Version : ----
Transfer Mode : ---- | SATA/300
Power On Hours : 6698 hours
Power On Count : 79 count
Temperature : 41 C (105 F)
Health Status : Good
Features : S.M.A.R.T., AAM, 48bit LBA, NCQ
APM Level : ----
AAM Level : 80FEh [ON]
-- S.M.A.R.T. --------------------------------------------------------------
ID Cur Wor Thr RawValues(6) Attribute Name
01 200 200 _51 000000000000 Read Error Rate
03 222 222 _21 0000000022B3 Spin-Up Time
04 100 100 __0 000000000065 Start/Stop Count
05 200 200 140 000000000000 Reallocated Sectors Count
07 200 200 __0 000000000000 Seek Error Rate
09 _91 _91 __0 000000001A2A Power-On Hours
0A 100 100 __0 000000000000 Spin Retry Count
0B 100 253 __0 000000000000 Recalibration Retries
0C 100 100 __0 00000000004F Power Cycle Count
C0 200 200 __0 00000000002B Power-off Retract Count
C1 200 200 __0 000000000065 Load/Unload Cycle Count
C2 109 101 __0 000000000029 Temperature
C4 200 200 __0 000000000000 Reallocation Event Count
C5 200 200 __0 000000000000 Current Pending Sector Count
C6 200 200 __0 000000000000 Uncorrectable Sector Count
C7 200 200 __0 000000000000 UltraDMA CRC Error Count
C8 200 200 __0 000000000000 Write Error Rate
Model : WDC WD1001FALS-00J7B0
Firmware : 05.00K05
Serial Number : WD-WMATV1022252
Disk Size : 1000.2 GB (8.4/137.4/1000.2/1000.2)
Buffer Size : 32767 KB
Queue Depth : 32
# of Sectors : 1953525168
Rotation Rate : Unknown
Interface : Serial ATA
Major Version : ATA8-ACS
Minor Version : ----
Transfer Mode : ---- | SATA/300
Power On Hours : 6698 hours
Power On Count : 79 count
Temperature : 41 C (105 F)
Health Status : Good
Features : S.M.A.R.T., AAM, 48bit LBA, NCQ
APM Level : ----
AAM Level : 80FEh [ON]
-- S.M.A.R.T. --------------------------------------------------------------
ID Cur Wor Thr RawValues(6) Attribute Name
01 200 200 _51 000000000000 Read Error Rate
03 222 222 _21 0000000022B3 Spin-Up Time
04 100 100 __0 000000000065 Start/Stop Count
05 200 200 140 000000000000 Reallocated Sectors Count
07 200 200 __0 000000000000 Seek Error Rate
09 _91 _91 __0 000000001A2A Power-On Hours
0A 100 100 __0 000000000000 Spin Retry Count
0B 100 253 __0 000000000000 Recalibration Retries
0C 100 100 __0 00000000004F Power Cycle Count
C0 200 200 __0 00000000002B Power-off Retract Count
C1 200 200 __0 000000000065 Load/Unload Cycle Count
C2 109 101 __0 000000000029 Temperature
C4 200 200 __0 000000000000 Reallocation Event Count
C5 200 200 __0 000000000000 Current Pending Sector Count
C6 200 200 __0 000000000000 Uncorrectable Sector Count
C7 200 200 __0 000000000000 UltraDMA CRC Error Count
C8 200 200 __0 000000000000 Write Error Rate