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Seagate ST42400N 2 GB
Specification
| Apricot Part Number |
PT14952531 |
| Access Times |
Single Track Seek |
1.7 msec |
| Average Seek |
11 msec |
| Latency |
5.55 msec |
| Power Up Time |
30 seconds |
| Data Transfer Rate |
10 MB/sec |
| Drive Characteristics |
Cylinders |
2,627 |
| R/W Heads |
19 |
| Disks |
11 |
| Encoding |
RLL |
| Rotational Speed |
5,400 rpm |
| Track Density |
2,250 tpi |
| Reliability |
MTBF |
150,000 POH |
| MTTR |
30 mins |
Dimensions
Height |
3.25 in |
82.6 mm |
Width |
5.75 in |
146.1 mm |
Depth |
8.0 in |
203.2 mm |
Weight |
8.0 lb |
3.629 Kg |
Environment
|
Non Operating |
Operating |
| Temperature |
-40°C to 60°C |
5°C to 50°C |
| Humidity |
5% to 95% |
5% to 95% |
| Altitude |
-1000 to 40,000 ft |
-1000 to 10,000 ft |
-305 to 12,000 M |
-305 to 3,000M |
| Vibration |
1.0 G |
0.5 G |
| Shock |
28 G |
2 G (No soft errors) |
10 G (1 soft error/shock) |
| Power |
+5V ± 5% |
Current 1.9A typical |
2.1A max. |
| +12V ±5% |
Current 1.7A typical |
2.1A max. |
Jumper Settings
Jumper |
Function |
Meaning |
ID2,1,0 |
SCSI ID |
Drive ID is binary coded (ID2 most significant) |
WRT |
Write Protect |
Off - Enable drive write operations |
SLV |
Slave/Master Drive |
Off - Master drive |
SDO |
Spin up Delay Option |
Off - Spindle turns as soon as power applied |
| On - 10 sec. delay per SCSI ID |
SCO |
Start Command Option |
Off - Starts according to SDO |
| On - Won't spin until START UNIT received from bus |
SCPAR |
SCSI Bus Parity Checking Disable |
Off - Checks parity of data from bus |
SWP |
Swap Cycle |
On - Sweep cycles will be part of a SCSI bus
operation |
| Off - Sweep cycle is disabled |
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