| Capacity |
Formatted: 540 MB
Per Disk: 540 MB |
| Configuration Information |
| Switches |
SW1-1 = "off" (factory use only)
SW1-2 = "off" (start command disable)
SW1-3 = "on" (parity check enable)
SW1-4 = "on" (= SCSI ID-0; bit value = 1)
SW1-5 = "on" (= SCSI ID-1; bit value = 2)
SW1-6 = "on" (= SCSI ID-2; bit value = 4) |
| Dimensions |
| Height |
1.0 in/25.4 mm |
| Width |
4.0 in/101.6 mm |
| Depth |
5.74 in/146 mm |
| Weight |
1.25 lb/0.6 KG |
| Disk Configuration |
| Disk Size |
3.5" |
| Disks |
1 |
| Data Heads |
2 |
| Data Surfaces |
2 |
| Tracks/Surface |
3,678 |
| Track Density |
4,000 tpi |
| Bit Density |
100,000 bpi |
| Record Method |
PRML (8-9 code) |
| Rotational Rate |
4,500 RPM |
| Start/Stop Time |
15 sec typical |
| Environmental |
| Temperature |
Operating = 5° to 50° C
Non-operating = -40° to 60° C |
| Humidity |
Operating = 8% to 80%
Non-operating = 8% to 90% |
| Thermal Grad |
20° C/Hr max |
| Shock |
Operating = 5 G (1/2 sine, 11 ms)
Non-Operating = 75 G (1/2 sine, 11 ms) |
| Vibration |
Oper = 0.5 G @ 5-100 Hz
Non-Op = 5 G @ 5-100 Hz |
| Performance Specifications |
| Seek Times |
Average = 11 ms
Track to track = 3 ms
Maximum = 22 ms |
| Latency, Avg |
6.67 ms |
| Cache Memory |
Read = 64 KB
Write = 64 KB |
| Interface |
SCSI-2 |
| Data Transfer |
To/from media = 10.0 MB/sec
To/from buffer:
Synchronous = 10.0 MB/s
Asychronous = 5.0 MB/s |
| Power |
| Voltage Required |
+5V/+12V |
| Power Dissipation |
Read/write/seek = 4.0 watts
Sleep mode = 1.8 watts |
| Reliability |
| MTBF |
300,000 POH |
| MTTR |
< 30 minutes |
| Error Rate |
Recoverable = <1 per 10-10th bits
Un-recoverable = <1 per 10-13th bits
Seek = <1 per 10-7th bits |
