Acer 4020 User Manual
Page 37
Chapter 1
31
Track-to-track
2ms
2ms
2ms
Average
12ms
12ms
12ms
Maximum
22ms
22ms
22ms
TOSHIBA
Nominal Power Requirements
Logic
+5V(
%)
+5V(
%)
+5V(
%)
Start
4.7watts
5.0watts
4.7watts
Seeking
2.6watts
2.9watts
2.6watts
Reading/Writing
2.3watts
2.5watts
2.3watts
Idle
0.9watts
1.05watts
0.9watts
Standby
0.25watts
0.25watts
0.25watts
Sleep
0.1watts
0.1watts
0.1watts
Other
Rotational Speed
4,200rpm
5,400rpm
4,200rpm
Average Latency
7.14ms
5.56ms
7.14ms
Interface
ATA-2/3/4/5/6
ATA-5
ATA-2/3/4/5/6
Buffer
8MB
16MB
8MB
Physical & Environmental Specs
Dimensions/Weight:
Height
0.37" (9.5mm)
0.37" (9.5mm)
0.37"(9.5mm)
Width
2.75" (69.85mm)
2.75" (69.85mm)
2.75" (69.85mm)
Depth
3.94" (100mm)
3.94" (100mm)
3.94"(100mm)
Weight
3.35 oz (94g)
3.56 oz (101g)
3.49 oz (99g)
Ambient Temperature:
Operating
41 - 131 F (5 to 55 C) 41 - 131 F (5 to 55 C) 41 - 131 F (5 to 55 C)
Non-Operating
-4 - 140 F (-20 to
60 C)
-4 - 140 F (-20 to
60 C)
-4 - 140 F (-20 to
60 C)
Shipping
-40 - 158 F (-40 to
70 C)
-40 - 158 F (-40 to
70 C)
-40 - 158 F (-40 to
70 C)
Vibration and Shock
Operating Vibration
9.8 M/S
2
(1.0G), 5 - 500
Hz
9.8 M/S
2
(1.0G), 5 - 500
Hz
9.8 M/S
2
(1.0G), 5 - 500
Hz
Operating Shock
200g
200g
200g
Non-Operating Shock
800g
800g
800g
Reliability Characteristics
Error Rates
Non-recoverable
1 in 10
13
bits
1 in 10
13
bits
1 in 10
13
bits
Seek
1 in 10
6
seeks
1 in 10
6
seeks
1 in 10
6
seeks
Other
TOSHIBA
5
±
5
±
5
±
°
°
°
°
°
°
°
°
°
°
°
°
°
°
°
°
°
°
°
°
°
°
°
°
°
°
°