GIGABYTE F2a68hmh Manual

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 •When removing the cable connected to a back panel connector, first remove the cable from your device and then remove it from the motherboard. •When removing the cable, pull it straight out from the connector. Do not rock it side to side to prevent an electrical short inside the cable connector.
D-Sub Port
The D-Sub port supports a 15-pin D-Sub connector and supports a maximum resolution of 1920x1200 (the  actual  resolutions  supported  depend  on  the  monitor  being  used).  Connect  a...

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1-8 Internal Connectors
Read the following guidelines before connecting external devices: •First make sure your devices are compliant with the connectors you wish \
to connect. •Before installing the devices, be sure to turn off the devices and your computer. Unplug the power cord from the power outlet to prevent damage to the devices. •After installing the device and before turning on the computer, make sure the device cable has been securely attached to the connector on the motherboard.
1)AT X...

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1/2) ATX_12V/ATX (2x2 12V Power Connector and 2x12 Main Power Connector)  With the use of the power connector, the power supply can supply enough stable power to all the components on the motherboard. Before connecting the power connector, first make sure the power supply is turned off and all devices are properly installed. The power connector possesses a foolproof design. Connect the power supply cable to the power connector in the correct orientation. The 12V power connector mainly supplies...

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Pin No.Definition
1GND
2TXP
3TXN
4GND
5RXN
6RXP
7GND
6) BAT (Battery)  The battery provides power to keep the values (such as BIOS configurations, date, and time information) in the CMOS when the computer is turned off. Replace the battery when the battery voltage drops to a low level, or the CMOS values may not be accurate or may be lost.You may clear the CMOS values by removing the battery:1. Turn off your computer and unplug the power cord.2. Gently remove the battery from the battery holder...

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8)	 F_PANEL	(Front	Panel	Header) Connect the power switch, reset switch, and system status indicator on t\
he chassis to this header according to the pin assignments below. Note the positive and negative pins before connecting the cables. •PLED	(Power LED):
System StatusLED
S0On
S3/S4/S5Off
Connects to the power status indicator on the chassis front panel. The LED is on when the system is operating. The LED is off when the system is in S3/S4 sleep state or powered off (S5).
The front panel design...

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10)	 SPEAKER	(Speaker	Header) Connects to the speaker on the chassis front panel. The system reports system startup status by issuing a beep code. One single short beep will be heard if no problem is detect\
ed at system startup.
Pin No.Definition
1VCC
2NC
3NC
4SPK-
DEBUG 
PORT
G.QBOFM
1
11)	 SPDIF_O	(S/PDIF	Out	Header) This header supports digital S/PDIF Out and connects a S/PDIF digital audio cable (provided by expansion cards) for digital audio output from your motherboard to certain expansion...

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Chapter	2	 BIOS	Setup
 •Because BIOS flashing is potentially risky, if you do not encounter problems using the current version of BIOS, it is recommended that you not flash the BIOS. To flash the BIOS, do it with caution. Inadequate BIOS flashing may result in system malfunction. •It is recommended that you not alter the default settings (unless you need to) to prevent system instability or other unexpected results. Inadequately altering the settings may result in system's failure to boot. If...

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2-2 M.I.T.
This section provides information on the BIOS version, CPU base clock, CPU frequency, memory frequency, total memory size, CPU temperature, Vcore, and memory voltage.
Whether the system will work stably with the overclock/overvoltage settings you made is dependent on your overall system configurations. Incorrectly doing overclock/overvoltage may result in damage to CPU, chipset, or memory and reduce the useful life of these components. This page is for advanced users only and we...

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(Note 1) This item is present only when you install a CPU that supports this feature.
(Note 2) This item is present only when you install a CPU and a memory module that support this feature.
 `Advanced CPU Core Settings
 &CPU Clock Ratio, CPU Frequency The settings above are synchronous to those under the same items on the \
Advanced Frequency Settings menu.
 &Core Performance Boost	(Note	1)
 Allows  you  to  determine  whether  to  enable  the  Core  Performance  Boost  (CPB)  technology,  a  CPU...

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 &Memory	Frequency	(MHz) This value is automatically adjusted according to the CPU Clock Control and System Memory Multiplier settings.
 `Advanced Memory Settings
 &	
Extreme	 Memory	Profile	(X.M.P.)	(Note	2),	System	 Memory	 Multiplier,	 Memory	Frequency(MHz) The settings above are synchronous to those under the same items on the \
Advanced Frequency Settings menu.
 &Memory Timing Mode Manual and Advanced Manual allows the Channel Interleaving, Rank Interleaving, and memory timing settings below...