Hard drive
| Drive ready time |
12 s |
| Average latency |
4.17 ms |
| Hard disk average seek time |
8.9 ms |
| Hard drive capacity |
640 GB |
| Hard drive speed |
7200 RPM |
| Hard drive interface |
Serial ATA II |
| Hard drive size |
3.5 " |
| Drive device, buffer size |
16 MB |
| Bytes per sector |
512 |
| Start/stop cycles |
50000 |
Power
| Power consumption (PowerSave) |
1.18 W |
| Input voltage |
5, 12 V |
Operational conditions
| Operating shock |
70 G |
| Non-operating altitude |
-300 - 12000 m |
| Operating altitude |
-300 - 3000 m |
| Non-operating shock |
300 G |
HD642JJ - 620GB SATA HDD, 7200 RPM, 16MB, 8.89 cm (3.5 ")
Features
- Max. 334GB Formatted Capacity per Disk.
- Serial ATA 3.0Gbps Interface Support.
- Improved recording stability over temperature with PMR.
- Advanced dynamic FOD control for best data integrity.
- Intelligent compensation of external disturbance.
- SATA Native Command Queuing Feature.
- Device Initiated SATA Power Management.
- Staggerd Spin-up Support.
- Environment friendly product with RoHS compliance.
- Improved performance with dual-ARM based firmware.
- ATA S.M.A.R.T. Compliant.
- ATA Automatic Acoustic Management Feature.
- ATA 48-bit Address Feature.
- ATA Device Configuration Overlay Feature.
- NoiseGuard™.
- SilentSeek™.