Quantum Audio STT3401A Manuel D’Utilisation

Page de 137
Chapter 2 
Specifications 
Page 8 
Seagate Travan 40 Product Manual 
Power use 
 
Seek 
 
Load/unload 
 
Capstan startup 
 
Standby 
 
9.6 watts 
9.6 watts 
38 watts 
0.4 watts 
 
4.0 watts 
3.0 watts 
6.0 watts 
2.3 watts 
Power connector 
The following table lists pin assignments for the power connector for the drive. 
Pin 
Assignment 
+12V DC 
+12 return 
+5 return 
+5V DC 
Environmental requirements 
The following table lists the environmental specifications for the Seagate STT2401A 
and STT3401A. All specifications apply to the drive mechanism unless otherwise 
noted. 
Specification 
Operational 
Non-operational 
Temperature  
 
Drive 
 
 
Cartridge at baseplate 
+4
1
° 
t
o +104°F
 
(+5° to +40°C) 
 
+4
1
° 
t
o +134°F
 
(+5° to +57°C) 
–40° to +149
o
F
 
(–40° to +65
o
C) 
Thermal gradient 
 
5°C per hour 
(18° F per hour) 
Relative humidity 
20% to 80%  
non-condensing 
5% to 95%  
non-condensing 
Maximum wet bulb temperature  78.8°F (26°C) 
No condensation 
Altitude 
–1,000 to +15,000 feet 
(–305 to 4,572 meters) 
–1,000 to +50,000 feet 
(–305 to 15,240 meters) 
Vibration: 
Peak to peak displacement 
 
 
Peak Acceleration 
 
0.005 in. max.  
(5 to 54 Hz) 
 
0.75 G rms  
(54 to 500 Hz) 
 
0.1 in. max. 
(5 to 17 Hz) 
 
1.5 G rms  
(17 to 500 Hz)