Acer 721TX - TravelMate - PII 333 MHz Service Manual page 30

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