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Asus M4A87TD EVO User Manual - Page 68

CPU Fan / Power Fan / Chassis Fan Speed [xxxxRPM] or [Ignored] - speed fan

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CPU Fan / Power Fan / Chassis Fan Speed [xxxxRPM] or [Ignored] The onboard hardware monitor automatically detects and displays the CPU fan, power fan and chassis fan speeds in rotations per minute (RPM). If the fan is not connected to the motherboard, the field shows N/A. Select [Ignored] if you do not wish to display the detected speed. VCORE / 3.3V / 5V / 12V Voltage The onboard hardware monitor automatically detects the voltage output through the onboard voltage regulators. Select Ignored if you do not wish to display the detected voltage output. CPU Q-Fan Function [Enabled] Allows you to enable or disable the CPU Q-Fan feature that smartly adjusts the fan speeds for more efficient system operation. Configuration options: [Disabled] [Enabled] CPU Fan Speed Low Limit [200 RPM] A warning message will appear to remind you that the CPU fan speed is lower than the selected value. Configuration options: [500RPM] [400RPM] [300RPM] [200RPM] [100RPM] [Ignored] CPU Q-Fan Mode [Optimal] Allows you to set the appropriate performance level of the CPU Q-Fan. When set to [Optimal], the CPU fan automatically adjusts depending on the CPU temperature. Set this item to [Silent] to minimize fan speed for quiet CPU fan operation, or [Performance] to achieve the maximum CPU fan speed. Configuration options: [Performance] [Optimal] [Silent] Chassis Q-Fan Function [Disabled] Allows you to enable or disable the chassis Q-Fan feature that smartly adjusts the fan speeds for more efficient system operation. Configuration options: [Disabled] [Enabled] 2-22 ASUS M4A87TD EVO

Section	Page
M4A87TD EVO specifications summary	9
Chapter 1 Product introduction	13
1.1 Welcome!	13
1.2 Package contents	13
1.3 Special features	13
1.3.1 Product highlights	13
1.3.2 ASUS Unique Features	14
1.4 Before you proceed	16
1.5 Motherboard overview	16
1.5.1 Placement direction	16
1.5.2 Screw holes	16
1.5.3 Motherboard layout	17
1.5.4 Layout contents	17
1.6 Central Processing Unit (CPU)	18
1.6.1 Installing the CPU	18
1.6.2 Installing the heatsink and fan	19
1.7 System memory	21
1.7.1 Overview	21
1.7.2 Memory configurations	21
1.7.3 Installing a DIMM	28
1.7.4 Removing a DIMM	28
1.8 Expansion slots	29
1.8.1 Installing an expansion card	29
1.8.2 Configuring an expansion card	29
1.8.3 PCI slots	29
1.8.4 PCI Express 2.0 x1 slots	29
1.8.5 PCI Express 2.0 x16 slots	29
1.9 Jumper	30
1.10 Onboard switches	31
1.11 Onboard LEDs	33
1.12 Connectors	35
1.12.1 Rear panel connectors	35
1.12.2 Internal connectors	37
1.13 Software support	45
1.13.1 Installing an operating system	45
1.13.2 Support DVD information	45
Chapter 2 BIOS information	47
2.1 Knowing BIOS	47
2.2 Updating BIOS	47
2.2.1 ASUS Update utility	48
2.2.2 ASUS EZ Flash 2 utility	49
2.2.3 ASUS CrashFree BIOS 3 utility	50
2.3 BIOS setup program	51
2.3.1 BIOS menu screen	52
2.3.2 Menu bar	52
2.3.3 Navigation keys	53
2.3.4 Menu items	53
2.3.5 Submenu items	53
2.3.6 Configuration fields	53
2.3.7 General help	53
2.3.8 Pop-up window	53
2.3.9 Scroll bar	53
2.4 Main menu	54
2.4.1 SATA 1–6	54
2.4.2 Storage Configuration	55
2.4.3 System Information	56
2.5 Ai Tweaker menu	57
2.5.1 CPU Level UP [Auto]	57
2.5.2 OC Tuner Utility	57
2.5.3 Ai Overclock Tuner [Auto]	57
2.5.4 CPU Ratio [Auto]	58
2.5.5 DRAM Frequency [Auto]	58
2.5.6 CPU/NB Frequency [Auto]	59
2.5.7 HT Link Speed [Auto]	59
2.5.8 DRAM Timing Configuration	59
2.5.9 DRAM Driving Configuration	60
2.5.10 CPU & NB Voltage Mode [Offset]	60
2.5.11 CPU VDDA Voltage [Auto]	61
2.5.12 DRAM Voltage [Auto]	61
2.5.13 HT Voltage [Auto]	61
2.5.14 NB Voltage [Auto]	61
2.5.15 CPU Load-Line Calibration [Auto]	61
2.5.16 CPU/NB Load-Line Calibration [Auto]	61
2.5.17 CPU Spread Spectrum [Auto]	61
2.5.18 PCIE Spread Spectrum [Auto]	61
2.6 Advanced menu	62
2.6.1 CPU Configuration	62
2.6.2 Chipset	63
2.6.3 Onboard Devices Configuration	63
2.6.4 USB Configuration	64
2.6.5 PCIPnP	65
2.7 Power menu	66
2.7.1 Suspend Mode [Auto]	66
2.7.2 Repost Video on S3 Resume [No]	66
2.7.3 ACPI 2.0 Support [Enabled]	66
2.7.4 ACPI APIC support [Enabled]	66
2.7.5 APM Configuration	67
2.7.6 Hardware Monitor	67
2.8 Boot menu	69
2.8.1 Boot Device Priority	69
2.8.2 Boot Settings Configuration	69
2.8.3 Security	70
2.9 Tools menu	71
2.9.1 ASUS EZ Flash 2	71
2.9.2 Express Gate [Auto]	71
2.9.3 ASUS O.C. Profile	72
2.9.4 AI NET 2	72

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ASUS M4A87TD EVO

CPU Fan / Power Fan / Chassis Fan Speed [xxxxRPM] or [Ignored]

The onboard hardware monitor automatically detects and displays the CPU fan, power fan

and chassis fan speeds in rotations per minute (RPM). If the fan is not connected to the

motherboard, the ﬁeld shows N/A. Select [Ignored] if you do not wish to display the detected

speed.

VCORE / 3.3V / 5V / 12V Voltage

The onboard hardware monitor automatically detects the voltage output through the onboard

voltage regulators. Select Ignored if you do not wish to display the detected voltage output.

CPU Q-Fan Function [Enabled]

Allows you to enable or disable the CPU Q-Fan feature that smartly adjusts the fan speeds

for more efﬁcient system operation. Conﬁguration options: [Disabled] [Enabled]

CPU Fan Speed Low Limit [200 RPM]

A warning message will appear to remind you that the CPU fan speed is lower than the

selected value.

Conﬁguration options: [500RPM] [400RPM] [300RPM] [200RPM] [100RPM] [Ignored]

CPU Q-Fan Mode [Optimal]

Allows you to set the appropriate performance level of the CPU Q-Fan. When set to

[Optimal], the CPU fan automatically adjusts depending on the CPU temperature. Set

this item to [Silent] to minimize fan speed for quiet CPU fan operation, or [Performance]

to achieve the maximum CPU fan speed.

Conﬁguration options: [Performance] [Optimal] [Silent]

Chassis Q-Fan Function [Disabled]

Allows you to enable or disable the chassis Q-Fan feature that smartly adjusts the fan speeds

for more efﬁcient system operation. Conﬁguration options: [Disabled] [Enabled]