Appendix A: Specifications - Western Digital FireWire Installation Manual

Appendix A: Specifications

Interface Specifications
- 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
Drive Specifications
Formatted Capacity
Actuator Type
Servo Type
Dedicated Landing Zone
Actuator Latch/Auto Park
Model Number
Performance Specifications
Average Read Seek
Track-to-Track Seek
Average Latency
Rotational Speed
Buffer
Drive Ready Time
Environmental Conditions
Operating Temperature
Non-Operating Temperature
Acoustics (typical)
Power Requirements
AC Input Voltage
AC Input Frequency
AC Input Current
Physical Dimensions
Height
Length
Width
80 GB 120 GB
80,026 MB 120,034 MB
Rotary Voice Coil Rotary Voice Coil
Embedded Embedded
Yes Yes
Yes Yes
WD800B002-RNN WD1200B002-RNN
8.9 ms average 8.9 ms average
2.0 ms average 2.0 ms average
4.2 ms 4.2 ms
7200 RPM 7200 RPM
2 MB 2 MB
8.0 sec average 8.0 sec average
0° to 40°C
-20° to 65°C
Idle Mode: 33 dBA average
100-240 VAC
50-60 Hz
0.6A max (RMS)
1.74 in. (44.20 mm) ± .10
8.61 in. (218.75 mm) ± .10
6.08 in. (154.43 mm) ± .10
APPENDIX A: SPECIFICATIONS - 12