Asus NCLV-DS2 User Manual - Page 41

2 . CPU fan pin selection (3-pin FM_CPU1, FM_CPU2) These jumpers allow you to connect either a 3-pin or a 4-pin fan cable plug to the CPU fan connectors (CPU_FAN1, CPU_FAN2). Set these jumpers to pins 1-2 if you are using a 3-pin fan cable plug, or to pins 2-3 if you are using a 4-pin plug. FM_CPU1 12 23 DC mode (Default) PWM FM_CPU2 21 32 DC mode (Default) NCLV-D2 Series FM_CPU Setting PWM 3 . USB device wake-up (3-pin USBPW12, USBPW34) Set these jumpers to +5V to wake up the computer from S1 sleep mode (CPU stopped, DRAM refreshed, system running in low power mode) using the connected USB devices. Set to +5VSB to wake up from S4 sleep mode (no power to CPU, DRAM in slow refresh, power supply in reduced power mode). USBPW12 12 23 +5V (Default) +5VSB USBPW34 12 23 +5V (Default) NCLV-D2 Series USB device wake-up +5VSB • The USB device wake-up feature requires a power supply that can provide 500mA on the +5VSB lead for each USB port; otherwise, the system would not power up. • If you are using Windows 2000, you need to install Service Pack 4 to wake up the system from S4 sleep mode. • The total current consumed must NOT exceed the power supply capability (+5VSB) whether under normal condition or in sleep mode. ASUS NCLV-D2 Series 2-21