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Quantum Pro Drive LPS 270 AT
Specification
| Apricot Part Number |
PT15202531 |
| Access Times |
Single Track Seek |
4.0 msec |
| Average Seek |
12 msec |
| Latency |
6.67 msec |
| Power Up Time |
12 seconds |
| Data Transfer Rate |
Disk to Buffer |
5.8 MB/sec |
| Buffer to Host |
6.0 MB/sec |
| Drive Characteristics |
Format |
Logical |
Physical |
| Cylinders |
944 |
| R/W Heads |
14 |
2 |
| Sector/Track |
40 |
62 |
| Disks |
|
1 |
| Encoding |
|
RLL |
| Rotational Speed |
|
4,500 rpm |
| Track Density |
|
2,875 tpi |
| Reliability |
MTBF |
300,000 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 |
Weight |
<1.2 lb |
<0.5 Kg |
Environment
|
Non Operating |
Operating |
| Temperature |
-40°C to 65°C |
0°C to 55°C |
| Humidity |
5% to 95% |
5% to 85% |
| Altitude |
-650 to 40,000 ft |
-650 to 10,000 ft |
| Vibration |
2.0 G |
1.0 G (No Data Loss) |
| Shock |
60 G |
6 G (No soft errors) |
10 G (1 soft error/shock) |
| Acoustics |
Seeking Random 39.3 dBa
(1 Metre) |
| Power |
+5V ± 5% |
+12V ± 10% |
Mode of Operation |
Typical Average Current
(mA rms) |
Typical Average
Power (Watts) |
+12V |
+5V |
| Startup |
904 peak |
450 peak |
13.1 W |
| Idle |
178 |
203 |
3.2 W |
| Random Read/Write/Seek |
268 |
396 |
5.2 W |
| Maximum Seeking |
404 |
368 |
6.7 W |
| Standby/Sleep |
16 |
126 |
0.8 W |
Jumper Settings
CS |
DS |
SP |
Description |
Off |
Off |
Off |
Slave Drive |
Off |
On |
Off |
Master Drive |
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