Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual28Table 1. Specifications (continued)Feature DescriptionHard disk drive 2.5" , 9.5 mm / 7.0 mm Height SATA 320G /500 GB / 750 GB / 1 TB (5400 rpm) 2.5" , 9.5 mm / 7.0 mm Height SATA 320G /500 GB (7200 rpm)Optical drive Rambo/Blu-ray combo/Blu-ray RamboI/O port External monitor connector Stereo headphone jack Microphone jackRJ45 * 1 HDMI port USB 3.0 * 2, USB 2.0 * 2 or USB 3.0 * 2, USB 2.0 * 1 (G480/G580) 2-in-1 memory card reader(SD/MMC)MODEM sl...