Asus P5GC User Manual - Page 44
Keyboard/mouse power wake-up 3-pin KB/MSPW, USB device wake-up 3-pin USBPW1-4, USBPW5-8
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2. Keyboard/mouse power wake-up (3-pin KB/MSPW) This jumper allows you to enable or disable the keyboard and mouse wake-up feature. Set this jumper to pins 2-3 (+5VSB) to wake up the computer when you press a key on the keyboard (the default is the Space Bar). This feature requires an ATX power supply that can supply at least 500 mA on the +5VSB lead, and a corresponding setting in the BIOS. KB/MSPW (Default) P5GC 12 +5V 23 +5VSB P5GC.Keyboard/mouse.Power.Setting The total current consumed must NOT exceed the power supply capability (+5VSB) whether under normal condition or in sleep mode. 3. USB device wake-up (3-pin USBPW1-4, USBPW5-8) 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 S3 and S4 sleep modes (no power to CPU, DRAM in slow refresh, power supply in reduced power mode). USBPW1-4 12 23 P5GC +5V (Default) +5VSB USBPW5-8 12 23 +5V (Default) P5GC.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. • The total current consumed must NOT exceed the power supply capability (+5VSB) whether under normal condition or in sleep mode. 2-22 Chapter 2: Hardware information