Acer Aspire 7740G Acer Aspire 7740, Aspire 7740G Notebook Series Service Guide - Page 25

Hard Disk Drive Item Vendor & Model Name HGST 2.5" HTS543216L9A3 00 Seagate 2.5" ST9160310AS Toshiba 2.5" Mk1655GSX WD 2.5" WD1600BEVT22ZCTO Capacity (MB) 160000 Bytes per 512 sector Data heads 3/4 Drive Format Disks 2 Spindle speed (RPM) 5400 RPM Performance Specifications Buffer size 8MB Interface SATA Max. media 540 transfer rate (disk-buffer, Mbytes/s) DC Power Requirements Voltage tolerance 5V(DC) +/- 5% HGST 2.5" HTS545025B9A3 00 Seagate 2.5" ST9250315AS Toshiba 2.5" Mk2555GSX WD 2.5" WD2500BEVT22ZCT0 250000 512 2 2 5400 RPM 8MB SATA 875 (Max. 3.0 Gbit/s Buffer-host data transfer) 5V(DC) +/- 5% Seagate 2.5" ST9320320AS Toshiba 2.5" Mk3255GSX HGST 2.5" HTS545032B9A3 00 WD 2.5" WD3200BEVT22ZCT0 320000 HGST 2.5" HTS545050B9A 300 Seagate 2.5" ST9500325AS Toshiba 2.5" Mk5055GSX WD 2.5" WD5000BEVT22ZAT0 500000 512 512 3 4 2 5400 RPM 2 5400 RPM 8MB SATA 875 (Max. 3.0 Gbit/s Buffer-host data transfer) 8MB SATA 875 (Max. 3.0 Gbit/s Buffer-host data transfer) 5V(DC) +/- 5% 5V(DC) +/- 5% WD 2.5" WD6400BEVT22A0RT0 640000 512 2/4 NA 7200 RPM 16MB SATA Max. 3.0 Gbit/s Buffer-host data transfer 5V(DC) +/- 5% Optical Disc Drive Item Vendor & model name Performance Specification Transfer rate (KB/sec) Buffer Memory Interface Specification W/O BEZEL SATA FOR HF+WINDOWS7 1. HLDS SUPER-MULTI DRIVE DL 8X GT30N LF 2. PLDS SUPER-MULTI DRIVE DL 8X DS-8A4SH LF 3. SONY SUPER-MULTI DRIVE DL 8X AD-7585H LF 4. TOSHIBA SUPER-MULTI DRIVE DL 8X TS-L633C LF With CD Diskette With DVD Diskette Sustained: Max 3.6Mbytes/sec Sustained: Max 10.08Mbytes/sec 2MB SATA Chapter 1 17