Acer Power FH Aspire T690/Power FH Service Guide - Page 25

Parallel Port Item Parallel port controller Parallel port controller resident bus Number of parallel ports Support ECP/EPP Connector type Parallel port function control Specification ITE8718 ISA bus 1 Bi-directional SPP / ECP / EPP V1.7&V1.9 25-pin D-type female connector Enable/disable by BIOS Setup Serial Port Item Serial port controller Serial port controller resident bus Number of serial port 16550 UART support Connector type Features Specification ITE8718 ISA bus 2 Yes 9-pin D-type female connector Support IrDA1.0/ASKIR protocols, smart card reader protocols USB Port Universal HCI USB Class USB Number Item Specification USB 2.0 Support legacy keyboard for legacy mode support up to 8 ports Environmental Requirements Item Temperature Operating Non-operating Humidity Operating Non-operating Vibration Operating (unpacked) Specifications +5°C ~ +35°C -20 ~ +60°C (Storage package) 15% to 80% RH 10% to 90% RH 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 Power Button S1 (Idle) Enabled S3 (Suspend to RAM) Enabled S4 (Suspend to DIsk) Enabled S5 (Shut Down) Disabled Chapter 1 19