Acer 720 Laptop User Manual


 
22 System Specifications
Drive Format
Capacity (MB) 10050 6480
Bytes per sector 512 512
Logical heads 15 15
Logical sectors 63 63
Logical cylinders 16383 13424
Physical read/write heads 6 6
Disks 3 3
Spindle speed (RPM) 4200 4200
Buffer size (KB) 512 512
Interface IDE IDE
Data transfer rate (disk-buffer, Mbytes/s) 11.5~14.7 7.7~12.8
Data transfer, rate (host~buffer, Mbytes/s) 16.6/33.3 16.6/33.3
DC Power Requirements
Voltage tolerance 5+-5% 5+-5%
CD-ROM
Item Specification
Vendor & Model Name KMEUJDA150L 24X
Performance Specification
Speed (KB/sec) 2100 (ave.speed), 3600 (max)
Access time (ms) 150 (Typ.)
Buffer memory (KB) 128
Interface Enhanced IDE compatible
Applicable disc format CD-DA, CD-ROM, CD-ROM XA (except
ADPCM), CD-I, Photo CD (Multisession), Video
CD, CD+
Loading mechanism Soft eject (with emergency eject hole)
Power Requirement
Input Voltage (V) 5
Battery
Item Specification
Vendor & model name Sony BTP-1931
Battery Type Li-ion (Graphite)
Hard disk drives
Item Specification
720.book Page 22 Saturday, March 6, 1999 10:00 AM