User's Manual
Table Of Contents
- Safety information
- Chapter 1
- Product introduction
- Chapter 2
- BIOS information
- 2.1 Managing and updating your BIOS
- 2.2 BIOS setup program
- 2.3 Main menu
- 2.4 Ai Tweaker menu
- 2.4.1 CPU bus speed : DRAM speed ratio mode [Auto]
- 2.4.2 Memory Frequency [Auto]
- 2.4.3 EPU Power Saving Mode [Disabled]
- 2.4.4 GPU Boost [OK]
- 2.4.5 DRAM Timing Control
- 2.4.6 CPU Power Management
- 2.4.7 Offset Mode Sign [+]
- 2.4.8 DRAM Voltage [Auto]
- 2.4.9 VCCIO Voltage [Auto]
- 2.4.10 VCCSA Voltage [Auto]
- 2.4.11 CPU PLL Voltage [Auto]
- 2.4.12 PCH Voltage [Auto]
- 2.4.13 Load-Line Calibration [Auto]
- 2.5 Advanced menu
- 2.6 Monitor menu
- 2.7 Boot menu
- 2.7.1 Bootup NumLock State [On]
- 2.7.2 Full Screen Logo [Enabled]
- 2.7.3 Wait for ‘F1’ If Error [Enabled]
- 2.7.4 Option ROM Messages [Force BIOS]
- 2.7.5 Setup Mode [EZ Mode]
- 2.7.6 UEFI/Legacy Boot [Enabled both UEFI and Legacy]
- 2.7.7 PCI ROM Priority [Legacy ROM]
- 2.7.8 Boot Option Priorities
- 2.7.9 Boot Override
- 2.8 Tools menu
- 2.9 Exit menu
- Appendices
![](/manual/asus/p8b75-m-csm-e7437/user-s-manual-english/images/img-38.png)
ASUS P8B75-M1-28
7. System panel connector (10-1 pin F_PANEL)
This connector supports several chassis-mounted functions.
• System power LED (2-pin PLED)
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 +HDLED)
This 2-pin connector is for the HDD Activity LED. Connect the HDD Activity LED cable
to this connector. The IDE LED lights up or ashes when data is read from or written to
the HDD.
•
ATX power button/soft-off button (2-pin PWRBTN)
This 2-pin 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.
8. Speaker connector (4-pin SPEAKER)
The 4-pin connector is for the chassis-mounted system warning speaker. The speaker
allows you to hear system beeps and warnings.
P8B75-M
P8B75-M System panel connector
PIN 1
PWRBTN
PLED+
PLED-
PWR
GND
HD_LED+
HD_LED-
Ground
Reset
F_PANEL
PLED
+HDLED RESET
P8B75-M
P8B75-M Speaker out connector
+5V
GND
GND
Speaker Out
SPEAKER
PIN 1