1  Hardware Overview  1.5  CD-ROM Drive   
1-14                  [CONFIDENTIAL]   Satellite A50S/TECRA A3X  Maintenance Manual (960-534) 
Table 1-5  CD-ROM drive specifications 
Specifications 
Items 
TEAC 
(G8CC0002R220) 
Data transfer rate
 (MB/s) 
33.3Mbytes/sec (max) 
1,545 – 3,600KB/sec 
Transfer 
Speed  
Burst data 
transfer rate 
 (MB/s) 
PIO mode 16.7 MB/s (PIO MODE4) 
DMA mode 16.7 MB/s (Multiword MODE2) 
Ultra DMA mode 33.3 MB/s (Ultra DMA MODE2) 
110 (Random) 
Access Time 
(ms) 
CD-ROM 
240 (Full stroke) 
Buffer memory  256KB 
Supported 
formats 
CD 
CD-DA, CD-ROM Mode1, Mode2  
CD-ROM XA Mode2 (Form1, Form2),  
Photo CD (single/multi-session), Enhanced CD