APPENDIX A: SPECIFICATIONS - 12
Appendix A: Specifications
Interface Specifications
Drive Specifications
Performance Specifications
Environmental Conditions
Power Requirements
Physical Dimensions
- IEEE 1394 compliant
- OHCI compliant
- SBP-2 compliant
- Supports serial bus data transfer rates of 100, 200, and 400 Mb/sec
- Two external 6-pin FireWire connectors
- Hot-plug capability
- UDMA66 IDE/Bridge data transfer mode
80 GB 120 GB
Formatted Capacity 80,026 MB 120,034 MB
Actuator Type Rotary Voice Coil Rotary Voice Coil
Servo Type Embedded Embedded
Dedicated Landing Zone Yes Yes
Actuator Latch/Auto Park Yes Yes
Model Number WD800B002-RNN WD1200B002-RNN
Average Read Seek 8.9 ms average 8.9 ms average
Track-to-Track Seek 2.0 ms average 2.0 ms average
Average Latency 4.2 ms 4.2 ms
Rotational Speed 7200 RPM 7200 RPM
Buffer 2 MB 2 MB
Drive Ready Time 8.0 sec average 8.0 sec average
Operating Temperature 0° to 40°C
Non-Operating Temperature -20° to 65°C
Acoustics (typical) Idle Mode: 33 dBA average
AC Input Voltage 100-240 VAC
AC Input Frequency 50-60 Hz
AC Input Current 0.6A max (RMS)
Height 1.74 in. (44.20 mm) ± .10
Length 8.61 in. (218.75 mm) ± .10
Width 6.08 in. (154.43 mm) ± .10
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