NEC POWERMATE PROFESSIONAL 9000 Service Manual page 63

Table 1-24 9.1-GB Seagate Cheetah SCSI Hard Disk Drive Specifications
Feature
Hard Disk Drive
Interface
Actuator
Track Density
Maximum Data Rate from Media
Bytes per Sector
Setup Geometry of Drive
Servo Type
Recording Density
Recording Method
Seek Times
Track to Track, Read/Write
Average, Read/Write
Full Stroke, Read/Write
Average Latency
Rotation Speed
Data Transfer Rate
Buffer to Disk (Mbits/sec)
Buffer to Host (Mbits/sec)
Interleave
Buffer Size
Power On To Ready
Spindle Stop Time
Formatted Capacity
Rotational Speed
Number of Disks
Number of R/W Heads
Data Surfaces
Specification
4.55-GB Seagate Cheetah 9 ST19101W
SCSI-3
Balanced Low Mass Rotary Voice Coil
6,932 track per inch
177 Mbits/second (Burst)
512 (default)
6,526 cylinders x 16 heads x 17,783,239 sectors
Embedded
135,401 bits/inch (maximum)
Zone Bit Recording (ZBR)
0.8/1.2 ms
8.2/9.7 ms
19.2/20.2 ms (maximum)
2.99 ms
10,033 RPM
177 (Burst)
5.0 to 40
1:1
442 KB
30 seconds
30 seconds
9.1 GB
10,033(rpm)
8
16
16
Technical Information 1-45