Acer TravelMate P653-M Acer TravelMate P653-M and P653-V Notebook Service Guid - Page 43

Item Capacity (GB) Seq. Read (MB/s) Seq. Write Ran. Read Speed (IOPS 4K) Ran. Write Speed (IOPS 4K) Power Requirement Super-Multi Drive Item Vendor and models Interface Transfer rates DVD-RAM DVD-R DVD-R DL DVD-RW DVD+R DVD+R DL DVD+RW DVD-ROM Single Layer DVD-ROM Dual Layer CD-R CD-RW CD-ROM Buffer memory Loading mechanism Release mechanism Power requirement 128 520 330 75,000 70,000 Specification 256 520 430 49,000 28,000 5 VDC Specification  HLDS GU40N/GU60N  Panasonic UJ-8A2/UJ8B2ABAA-B Slim-type SATA Read 5x 8x 8x 8x 8x 8x 8x 8x 8x 6x 24x 24x 24x Write 5x 8x 6x 6x 8x 6x 8x - 16x 16x 24x 2 MB Slot loading  Electrical release (by eject button)  Release by ATAPI command  Emergency release (by emergency eject hole) 5 VDC ± 0.25% Hardware Specifications and Configurations 1-33