Asus P4B-LS Motherboard DIY Troubleshooting Guide - Page 55

System Panel Connector, Power Supply Thermal Connector

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16. Power supply thermal connector (2-pin TRPWR) If your power supply has a thermal monitoring feature, connect its thermal sensor cable to this connector. ® P4B-LS TRPWR Ground TRPWR P4B-LS Power Supply Thermal Connector Figure 2-46 Power Supply Thermal Connector 17. System panel connector (20-pin PANEL) This connector accommodates several system front panel functions. Keyboard Lock Speaker Power LED Connector +5 V PLED Keylock Ground +5V Ground Ground Speaker +5 V MLED ExtSMI# Ground PWR Ground Reset Ground ® P4B-LS P4B-LS System Panel Connectors Message LED SMI Lead Reset SW ATX Power Switch* * Requires an ATX power supply. Figure 2-47 System Panel Connector • 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. • Keyboard Lock Lead (2-pin KEYLOCK) This 2-pin connector connects to a chassis-mounted switch to allow the use of the keyboard lock feature. ASUS P4B-LS motherboard user guide 2-33

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ASUS P4B-LS motherboard user guide
2-33
17. System panel connector (20-pin PANEL)
This connector accommodates several system front panel functions.
Figure 2-47
System Panel Connector
•
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.
•
Keyboard Lock Lead (2-pin KEYLOCK)
This 2-pin connector connects to a chassis-mounted switch to allow
the use of the keyboard lock feature.
16. Power supply thermal connector (2-pin TRPWR)
If your power supply has a thermal monitoring feature, connect its
thermal sensor cable to this connector.
Figure 2-46
Power Supply Thermal Connector
P4B-LS
P4B-LS Power Supply Thermal Connector
TRPWR
Ground
TRPWR
P4B-LS
P4B-LS System Panel Connectors
*
Requires an ATX power supply.
PLED
Ground
MLED
PWR
+5 V
Keylock
+5V
Speaker
Speaker
Connector
Power LED
Ground
+5 V
Reset SW
SMI Lead
Message LED
ExtSMI#
Ground
Reset
Ground
Ground
Ground
Keyboard Lock
ATX Power
Switch*