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Quantum Pro Drive ELS 85 /
127 S
Specification
| Access Times |
Single Track Seek |
5.5 msec |
| Average Seek |
17 msec |
| Latency |
8.2 msec |
| Power Up Time |
10 seconds |
| Data Transfer Rate |
Buffer to Bus |
4 Mbytes/sec |
| Drive Characteristics |
Drive Type |
ELS85S |
ELS127S |
| Cylinders |
1,536 |
1,536 |
| R/W Heads |
2 |
3 |
| Disks |
1 |
2 |
| Encoding |
RLL |
RLL |
| Rotational Speed |
3,663 rpm |
3,663 rpm |
| Track Density |
1,800 tpi |
1,800 tpi |
| Reliability |
MTBF |
250,000 POH |
| MTTR |
30 mins |
Dimensions
Height |
1.0 in |
25.4 mm |
Width |
4.0 in |
101.6 mm |
Depth |
5.75 in |
146.2 mm |
Environment
|
Non Operating |
Operating |
| Temperature |
-40°C to 65°C |
5°C to 55°C |
| Humidity |
5% to 95% |
8% to 85% |
| Altitude |
-200 to 40,000 ft |
-200 to 10,000 ft |
-60 to 12,000M |
-60 to 3,000M |
| Vibration |
2.0 G |
1.0 G |
| Shock |
70 G |
6 G (No soft errors) |
10 G (1 soft error/shock) |
Jumper Settings
JP1
Jumper Settings |
SCSI
ID |
A0 |
A1 |
A2 |
Off |
Off |
Off |
0 |
On |
Off |
Off |
1 |
Off |
On |
Off |
2 |
On |
On |
Off |
3 |
Off |
Off |
On |
4 |
On |
Off |
On |
5 |
Off |
On |
On |
6 |
On |
On |
On |
7 |
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