Acer TravelMate 240 Service Manual page 31

Hard Disk Drive Interface
Item
Physical read/write
heads
Disks
Spindle speed (RPM)
Performance Specifications
Buffer size
Interface
Data transfer rate
(disk-buffer, Mbytes/
s)
Data transfer, rate
(host~buffer, Mbytes/
s)
DC Power Requirements
Voltage tolerance
CD-ROM Interface
Items
Vendor & Model Name
Performance Specification
Transfer rate
Access time (typ.)
Rotation speed
Data Buffer Capacity
Interface
Applicable disc format
Loading mechanism
Power Requirement
Input Voltage
DVD-ROM Interface
Item
Vendor & model name
Performance Specification
22
Specification
2/1/2 3/2/2
1/1/1 2/1/1
4200RPM
2MB 2MB
ATA-5 for other vendors /ATA-6 for HGST
19.4-37.1/350/245 22.1-42.8 for Hitachi/
350 for HGST
100 MB/Sec
5 +/- 5%
Mitsumi SR-244W1
Read Sustained:
1545~3600 KB/sec
Programmed I/O:
16.7 MB/sec Max. (Mode 0~4)
Multi-word DMA:
16.7 MB/sec Max. (Mode 0~2)
Ultra DMA:
33.3MB/sec Max.
Random: 115 ms
Full Stroke: 250 ms
5136 rpm
128 KB
IDE
CD/CD-ROM(12cm,8cm), CD-R, CD-RW, CD-DA, CD-ROM (Mode 1, Mode2), CD-
ROM XA (Mode 2, Form1 and Form 2), Photo CD (Single, Multi- session),
Enhanced CD
Drawer with soft eject and emergency eject hole
+5V[DC]+/-5%
MKE SR-8177-BAA6
With CD Diskette
2/2
1/1
2MB
19.4-37.1 for Hitachi/
350 for HGST
Specification
Specification
With DVD Diskette
4/3/4
2/2/2
2MB
22.1-42.8 for Hitachi/
350 for HGST
TravelMate 240/ 250