2 Chapter 1Hard disk• Support up to two SATA ports• 3.5", 25.4mm• Capacity and models are listed on AVLCOptical disk• Support one SATA 5.25" standard ODD• Support DVD-ROM, DVD-SuperMulti, BD-combo, BD-rewrite• Maximum ODD depth to 185mm with bezel• Models are listed on AVLCOn-Board Graphic Solution• Intel Lynnfield/Clarkdale on die graphic solution• DVMT 5.0 technology support.• Enhanced 3D and Clear Video technology support.• 1 D-sub VGA port on rear.• 1 DVI-D port at rear side.• 1Display port (reserve).• Dual Display function support.• Extended display support.• Follow Intel integrated graphic guidelines.• Need to measure VGA follow Acer VGA SOP.Serial ATA controller• Slot Type:SATA connector (3Gb/s).• Quantity: 6• Storage Type support:• 3.5" SATA/SATAII HDD.• Combo/DVDsupermulti/Blue-rayDVD/HDD/CD-ROM/CD-RW/DVD-ROM/DVD-RW/DVD+RW/DVD Dual.• RAID/AHCI/IDE mode option.• Default RAID mode.Audio• Chip:HD audio codec ALC662-VC HD codec 5.1• Connectors support:• Audio jacks color coding: should meet Microsoft Windows Logo Program Device Requirements:Audio-0002.• 1 S/PDIF-out header (1*4) for (ALC662-VC) SKU, closed to PCIEx16 slot.• 1 front panel audio header (2*5).• 1 internal speaker header (2*4).• S/N ration: 90dB at rear output jack.• One earphone and one microphone jack is required on front bezel.• 3 HD audio plugs on rear panel.• Auto detection and re-tasking behavior is following Acer Audio Jack spec.