Acer Veriton X4620G Acer Veriton X4620G Desktop Service Guide - Page 19

SATA Interface Item SATA controller Number of SATA channel Support mode Specification Intel Q77 SATA X4(6Gb/s*2SATAIII and 3Gb/s*2SATAII) RAID/AHCI/IDE mode option USB Port Item Universal HCI USB Class USB Connectors Quantity Specification USB 3.0/2.0/1.1 Support legacy keyboard for legacy mode Ports Quantity: 14 • 4 back rear ports(USB2.0 * 2 ports, USB 3.0*2). • 4 ports for front daughter board(2*USB3.0 , 2*USB 2.0). • 3 x USB 2.0 headers support additional six USB 2.0 ports. 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 Chapter 1 11