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Quantum 'Fireball' FB 1280
AT
Specification
| Apricot Part Number |
PT15537431 |
| Access Times |
Single Track Seek |
3.1 msec |
| Average Seek |
12 msec |
| Latency |
5.56 msec |
| Power Up Time |
10 seconds |
| Data Transfer Rate |
Maximum |
8.16 MB/sec |
| Minimum |
4.48 MB/sec |
| Drive Characteristics |
Type |
Physical |
Logical |
| Cylinders |
|
2484 |
| R/W Heads |
4 |
16 |
| Sector/Track |
91 to 177 |
63 |
| Disks |
2 |
| Encoding |
16/17 PRML |
| Rotational Speed |
5,400 rpm |
| Track Density |
4,200 tpi |
| Buffer Size |
128 KB |
| Reliability |
MTBF |
500,000 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 |
1.21 lb |
0.55 Kg |
Environment
|
Non Operating |
Operating |
| Temperature |
-40°C to 75°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 |
70 G |
10 G (1 soft error/shock) |
| Acoustics |
Seeking Random |
32 dBa (1 Metre) |
| Power |
+5V ± 5% |
+12V ± 10% |
Mode of Operation |
Typical Average Current
(mA rms) |
Typical Average
Power (Watts) |
+12V |
+5V |
| Startup |
1385 |
475 |
|
| Read/Write/Seek |
385 |
380 |
6.5 W |
| Standby/Sleep |
1.0 W |
Jumper Settings
CS |
DS |
SP |
Description
|
Off |
Off |
Off |
Slave Drive |
Off |
On |
Off |
Master Drive |
|
