Asus PRIME B350M-A Руководство пользователя онлайн [12/37] 195158

Asus PRIME B350M-A Руководство пользователя онлайн [12/37] 195158
1-4
Chapter 1: Product introduction
8. System panel connector (10-15 pin PANEL)
Thisconnectorsupportsseveralchassis-mountedfunctions.
• SystempowerLED(2-pinPWR_LED)
This2-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.
• ATXpowerbutton/soft-offbutton(2-pinPWR_BTN)
This connector is for the system power button.
• 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.
PIN 1
PWR BTN
PWR_LED+
PWR_LED-
PWR
GND
HDD_LED+
HDD_LED-
Ground
HWRST#
(NC)
F_PANEL
+PWR LED
+HDD_LED RESET
To erase the RTC RAM:
1. TurnOFFthecomputerandunplugthepowercord.
2. Useametalobjectsuchasascrewdrivertoshortthetwopins.
3. PlugthepowercordandturnONthecomputer.
4. Holddownthe<Del>keyduringthebootprocessandenterBIOS
setup to re-enter data.
Ifthestepsabovedonothelp,removetheonboardbatteryandshortthetwopinsagainto
cleartheCMOSRTCRAMdata.AfterclearingtheCMOS,reinstallthebattery.
CLRTC
+3V_BAT
GND
PIN 1
7. Clear RTC RAM (2-pin CLRTC)
ThisheaderallowsyoutocleartheRealTimeClock(RTC)RAMinCMOS.Youcan
cleartheCMOSmemoryofdate,andsystemsetupparametersbyerasingtheCMOS
RTCRAMdata.TheonboardbuttoncellbatterypowerstheRAMdatainCMOS,which
include system setup information such as system passwords.
9. Speaker connector (4-pin SPEAKER)
The4-pinconnectorisforthechassis-mountedsystemwarningspeaker.
The speaker allows you hear system beeps and warnings.
+5V
GND
GND
Speaker Out
SPEAKER
PIN 1

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