Acer Ferrari 4000 Service Manual page 43

Model Name
Capacity (GB)
Guaranteed sectors
Bytes per sector
Physical read/write heads
Discs
Caches(Mbytes)
Recording density, BPI (bits/Inch typical)
Track density. TPI
(track/Inch typical)
Areal density (Gbits/Inch max)
Rotational speed (RPM)
Internal data transfer rate OD (Mbytes/sec
max.)
I/O data-transfer rate
(Mbytes/sec max.)
ATA data-transfer modes supported
Track-to-track seek time (msec typical)
Average seek time
(msec typical)
Seek Power
Read/Write Power
Idle mode
Standby mode
Sleep mode
Voltage tolerance
(including noise)
Ambient temperature
Temperature gradient (
noncondensing)
Relative Humidity gradient
36
Item
o
C per hour max,
Seagate
ST9100822A
100
195,371,568
512P
4
2
8
703,000
115,000
86
4200
48.25
100
PIO modes 0-4
Multiword DMA mode:0-2
Ultra DMA mode:0-5
1.0 (read)
1.5 (write)
12.5
2.3W
2.05W/2.1W
0.99W
0.2W
0.2W
±
5V %
5
Operating:
o o
5 C to 55 C
nonoperating:
o o
-40 C to 70 C
o
20 C (operating)
o
30 C (nonoperating)
30% per hour max
Chapter 1