Acer TravelMate 3250 Service Manual page 49

Hard Disk Drive Interface
Item
Capacity (MB) 40000
Bytes per 512
sector
Data heads 2
Drive Format
Disks 1
Spindle speed 4200 RPM
(RPM)
Performance Specifications
Buffer size 2048KB
Interface ATA/ATAPI-6; ATA-6
Max. media 372
transfer rate
(disk-buffer,
Mbytes/s)
Data transfer 100 MB/Sec.
rate
Ultra DMA mode-5
(host~buffer,
Mbytes/s)
DC Power Requirements
Voltage 5V(DC) +/- 5%
tolerance
Combo Drive Interface
Item
Vendor & model name
Performance Specification
Transfer rate (KB/sec)
Buffer Memory
Interface
Chapter 1
60000
512
3
2
5400 RPM
2MB
ATA/ATAPI-6; ATA-6
350
100 MB/Sec.
Ultra DMA mode-5
5V(DC) +/- 5%
HLDS GCC-4244N
Philips SCB5265
Panasonic UJDA770
With CD Diskette
Sustained:
Max 3.6Mbytes/sec
2MB
Enhanced IDE(ATAPI) compatible
80000
512
4 (for Samsung/WD)
3 (for Seagate)
2
5400 RPM
8MB
ATA/ATA-6; ATA-6
350
100 MB/Sec.
Ultra DMA mode-5
5V(DC) +/- 5%
Specification
With DVD Diskette
Sustained:
Max 10.8Mbytes/sec
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