Acer Aspire M3450 Acer Aspire M3450 Desktop Service Guide - Page 18

SATA Interface Item SATA controller Number of SATA channel Support mode Specification AMD SB950 SATA X 6(SATA 6Gb/s) RAID/AHCI/IDE mode option USB Port Item Universal HCI USB Class USB Connectors Quantity Specification USB 2.0/1.1 or 3.0 Support legacy keyboard for legacy mode USB2.0 Ports Quantity: 12 • 6 port for rear ports. • 4 ports for front daughter board. • 2 ports for rear daughter board. USB3.0 Ports Quantity: 2(Rear IO). Environmental Requirements Item Specification Temperature Operating +5°C ~ +35°C Non-operating -20 ~ +60°C (Storage package) Humidity Operating 15% to 80% RH Non-operating 10% to 90% RH Vibration Operating (unpacked) 5 ~ 500 Hz: 2.20g RMS random, 10 minutes per axis in all 3 axes. 5 ~500 Hz: 1.09g RMS random, 1 hour per axis in all 3 axes. Power Management Devices S1 S3 S4 Power Button V V V USB Keyboard/Mouse V V N/A PME Disabled Disabled Disabled RCT Disabled Disabled Disabled WOR Disabled Disabled Disabled • Devices wake up from S3 should be less than. • Devices wake up from S5 should be less than 10 seconds. S5 V N/A Disabled Disabled Disabled 10 Chapter 1