Asus PRL-DLS533 User Guide - Page 53
ATX Power Switch / Soft-Off Switch Lead 2-pin PWR
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12. System panel connector (20-pin PANEL) This connector accommodates several system front panel functions. Keyboard Lock Speaker Power LED Connector +5 VSB PLED Keylock Ground +5V Ground Ground Speaker PRL-DLS533 ® 11 1 Message LED PRL-DLS533 System Panel Connectors +5 VSB MLED PWR Ground Reset Ground 20 10 Reset SW ATX Power Switch* • System Power LED Lead (3-1 pin PLED) This 3-1 pin connector connects to the system power LED. The LED lights up when you turn on the system power, and blinks when the system is in sleep mode. • System Message LED Lead (2-pin MLED) This 2-pin connector is for the system message LED that indicates receipt of messages from a fax/modem. The normal status for this LED is OFF, when there is no incoming data signal. The LED blinks when data is received. The system message LED feature requires an ACPI OS and driver support. • System Warning Speaker Lead (4-pin SPEAKER) This 4-pin connector is for a chassis-mounted speaker. • ATX Power Switch / Soft-Off Switch Lead (2-pin PWR) This connector connects a switch that controls the system power. Pressing the power switch turns the system between ON and SLEEP, or ON and SOFT OFF, depending on the BIOS or OS settings. Pressing the power switch while in the ON mode for more than 4 seconds turns the system OFF. • Reset Switch Lead (2-pin RESET) This 2-pin connector connects to the case-mounted reset switch for rebooting the system without turning off the system power. 2-26 Chapter 2: Hardware information