Acer C110 manual Hard Disk Drive Interface, CD-ROM 6X Interface, BLUETOOTH/MODEM Combo Module, Mdc

Modem Interface

Item		Specification
Supports modem protocol	V.92 MDC		BLUETOOTH/MODEM COMBO MODULE
			MDC
Modem connector type	RJ11		RJ11
Modem connector location	Rear side		Rear side

Hard Disk Drive Interface

Item		Specification
Vendor & Model Name	IBM Cascade		IBM Cascade	IBM Cascade
	IC25N020ATCS04		IC25N030ATCS04	IC25N040ATCS04
Capacity	20G		30G	40G
Bytes per sector	512		512	512
Data heads	2		3	4
Recording zone	16		16	16
Drive Format
Disks	1		2	2
Spindle speed (RPM)	4200 RPM		4200 RPM	4200 RPM
Performance Specifications
Buffer size	1874KB		1874KB	1874KB
Interface	ATA-5		ATA-5	ATA-5
Data transfer rate (buffer to/from	130 ~ 245		125 ~ 241	130 ~ 245
media, Mbytes/s)
Interface transfer rate	100 MB/Sec.		100 MB/Sec.	100 MB/Sec.
(host~buffer, Mbytes/s)	Ultra DMA mode 66		Ultra DMA mode 66	Ultra DMA mode 66
DC Power Requirements
Voltage tolerance	5V(DC) +/- 5%		5V(DC) +/- 5%	5V(DC) +/- 5%

CD-ROM (6X) Interface

Item	Specification
Vendor & model Name	AOpen SC-924U
Performance specification	With CD Diskette
Transfer rate (KB/sec)	Sustained:
	Max 900KBytes/sec
Disc data capacity	12cm Disc: 540MBytes (Mode 1), 630MBytes (Mode 2)
	8cm Disc: 180MBytes (Mode 1), 210MBytes (Mode 2)
Interface	USB1.1
Applicable disc format	CD-DA, CD-ROM (Mode 1 and Mode 2), CD-ROM/XA (Mode 2,
	Form 1 and Form 2), CD-Extra, CD-I, Video CD, Photo CD (Single
	and Multiple Sessions), I-Trax, CD-R, CD-RW
Operating system	Windows 98SE, Windows NT, Windows ME, Windows 2000,
	Windows XP
Power requirement
Input voltage	5V(DC) +/- 5%

NOTE: The hardware specification of the external CD-ROM drive is 24X. However the actual performance is only 6X under USB 1.1.

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