Acer ASPIRE 4230, Руководство по обслуживанию

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Chapter 1 21
Combo Drive Module
Drive Format
Disks 2, 2, 1 2, 1 2, 2, 1 2, 1 2, 1
Spindle
speed
(RPM) 5400 5400 5400 5400 5400
Performance Specifications
Buffer size 8 MB 8 MB 8 MB 8 MB 8 MB
Interface SATA SATA SATA SATA SATA
Internal
transfer
rate (Mbits/
sec, max) 643 ~ 665 778 370 ~ 730
typical 850 Mbits/s
maximum 850 Mbits/s
maximum
I/O data
transfer
rate
(Mbytes/
sec max)
1.5 / 3.0 300 300 150 maximum 300 maximum
DC Power Requirements
Voltage 5V ±5% 5V ±5% 5V ±5% 5V ±5% 5V ±5%
Item Specification
Manufacturer
and Model Toshiba TS-L463A Sony DL 24X CRX890S
Type Drawer loading Drawer loading
Interface Serial ATA Serial ATA
Data Transfer
Mode Gen1i 1.33 Gbits / sec
•
Ultra DMA mode5
•
Multi-word DMA mode 2
•
PIO mode 4
Buffer Memory
Size 2 MB 2 MB
Maximum Write
Speed
•
CD-Recordable 3,600 KB/sec
•
CD-Rewritable (Include 32X Ultra Speed
Plus) 3,600 KB/sec
•
DVD: 8X (10.56 Mbytes/sec)
•
CD: 24X (3,600 Kbytes/sec)
Item Specifications