Acer Power ST Aspire T300 Service Guide - Page 21

DRQ Assignment Map DRQ0 DRQ1 DRQ2 DRQ3 DRQ4 DRQ5 DRQ6 DRQ7 DRQx NOTE: N - Not be used System Devices N N FDD N Cascade N N N Add-On-Card Devices Reserved Reserved N Reserved N Reserved Reserved Reserved Main Board Major Chips Item System core logic Video controller Super I/O controller Audio controller LAN controller HDD controller Keyboard controller SiS 651 SiS 651 SiS 651 SiS 962 SiS 651 SiS 651 SiS 962 Controller Environmental Requirements Item Temperature Operating Non-operating Humidity Operating Non-operating Vibration Operating (unpacked) Non-operating (packed) Specifications +10 ~ +35°C -20 ~ +60°C (Storage package) 20% to 80% RH 20% to 80% RH 5 ~ 16 Hz: 0.015 mm 16 ~ 250 Hz: 0.21 G 5 ~ 27.1 Hz: 0.6 G 27.1 ~ 50 Hz: 0.016 mm 50 ~ 500 Hz: 2 G Mechanical Specifications Item Weight One 3 ½ FDD and one 3.5 HDD (without packing) Dimensions (main footprint) Specification Varied by local configuration 190mm * 320mm * 360mm Chapter 1 15