User manual ASROCK 2CORE1333-2.66G

[. . . ] see The table below for connection details in accordance with the type of speaker you use. After restarting your computer, you will find "Mixer" tool on your system. please select "Mixer ToolBox" , click "Enable playback multi-streaming" , and click "ok". Choose "2CH", "4CH", "6CH", or "8CH" and then you are allowed to select "Realtek HDA Primary output" to use Rear Speaker, Central/Bass, and Front Speaker, or select "Realtek HDA Audio 2nd output" to use front panel audio. [. . . ] If the stickers are damaged, removed or bear the word "VOID", ASRock is not responsible for the after service of this CPU. In the future, you may adopt other compatible Intel 775-LAND CPU on this motherboard. for the installation of Intel 775LAND CPU , please follow the steps below. ASRock reminds you that as long as you adopt other CPU on this motherboard, we will not be responsible for the after service of the bundled CPU. Before you insert the 775-LAND CPU into the socket, please check if the CPU surface is unclean or if there is any bent pin on the socket. Do not force to insert the CPU into the socket if above situation is found. Disengaging the lever by depressing down and out on the hook to clear retention tab. Pin1 orientation key notch orientation key notch Pin1 alignment key alignment key For proper inserting, please ensure to match the two orientation key notches of the CPU with the two alignment keys of the socket. Carefully place the CPU into the socket by using a purely vertical motion. Remove PnP Cap (Pick and Place Cap): Use your left hand index finger and thumb to support the load plate edge, engage PnP cap with right hand thumb and peel the cap from the socket while pressing on center of PnP cap to assist in removal. It is recommended to use the cap tab to handle and avoid kicking off the PnP cap. This cap must be placed if returning the motherboard for after service. Secure load lever with load plate tab under retention tab of load lever. For proper installation, please kindly refer to the instruction manuals of your CPU fan and heatsink. Below is an example to illustrate the installation of the heatsink for 775-LAND CPU. Rotate the fastener clockwise, then press down on fastener caps with thumb to install and lock. If you press down the fasteners without rotating them clockwise, the heatsink cannot be secured on the motherboard. Secure excess cable with tie-wrap to ensure cable does not interfere with fan operation or contact other components. For dual channel configuration, you always need to install two identical (the same brand, speed, size and chiptype) memory modules in the DDRII DIMM slots to activate Dual Channel Memory Technology. It is not allowed to install a DDR memory module into DDRII slot; otherwise, this motherboard and DIMM may be damaged. If you install only one memory module or two non-identical memory modules, it is unable to activate the Dual Channel Memory Technology. Please make sure to disconnect power supply before adding or removing DIMMs or the system components. [. . . ] This motherboard supports Untied Overclocking Technology, which means during overclocking, FSB enjoys better margin due to fixed PCI / PCIE buses. Before you enable Untied Overclocking function, please enter "Overclock Mode" option of BIOS setup to set the selection from [Auto] to [CPU, PCIE, Async. Therefore, CPU FSB is untied during overclocking, but PCI / PCIE buses are in the fixed mode so that FSB can operate under a more stable overclocking environment. Please refer to the warning on page 6 for the possible overclocking risk before you apply Untied Overclocking Technology. [. . . ]