User's Manual

ASUS B150-PRO D3 / B150-PLUS D3
1-21
• SystempowerLED(4-pin+PWR_LED-)
This4-pinconnectorisforthesystempowerLED.ConnectthechassispowerLED
cabletothisconnector.ThesystempowerLEDlightsupwhenyouturnonthesystem
power,andblinkswhenthesystemisinsleepmode.
• HarddiskdriveactivityLED(2-pin+HDD_LED-)
This2-pinconnectorisfortheHDDActivityLED.ConnecttheHDDActivityLEDcable
tothisconnector.TheHDDLEDlightsuporasheswhendataisreadfromorwritten
totheHDD.
• Systemwarningspeaker(4-pinSPEAKER)
This4-pinconnectorisforthechassis-mountedsystemwarningspeaker.Thespeaker
allows you to hear system beeps and warnings.
• ATXpowerbutton/soft-offbutton(2-pinPWR_SW)
This connector is for the system power button. Pressing the power button turns the
system on or puts the system in sleep or soft-off mode depending on the operating
system settings. Pressing the power switch for more than four seconds while the
systemisONturnsthesystemOFF.
• Resetbutton(2-pinRESET)
This 2-pin connector is for the chassis-mounted reset button for system reboot without
turning off the system power.
9. System panel connector (20-5 pin PANEL)
Thisconnectorsupportsseveralchassis-mountedfunctions.
B150-PRO D3
B150-PLUS D3
B150-PRO D3/B150-PLUS D3 System panel connector
PLED+ PLED- PWRBTN# GND +5V GND GND Speaker
HDD_LED+
HDD_LED-
GND
RSTCON#
NC
PLED+
PLED-
PIN 1
+PWR_LED-
+PWR_LED-
SPEAKER
PANEL
+HDD_LED-
PWR_SW
RESET
* Requires an ATX power supply