Acrosser AR-B1790 - Manual (Page 10)

AR-B1790 User’s Guide
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n Press down the CPU socket lever and finish CPU installation.
The Intel Pentium 4/Celeron processor requires a set of heatsink/fan to ensure proper cooling of processor. If
heatsink/fan have not been already bundled with your CPU, you must purchase the heatsink/fan separately and
have it installed. Plug the cable through the heatsink/fan in the CPU fan power connector located nearby. Note that
there are seceral types of CPU fan connector. Normally, if your main board supports the hard ware monitoring
function, a 3-pin fan power connector should allow your system to detect the CPU fan’s speed.
2.3 CLEAR CMOS (JP6)
If want to clear the CMOS Setup (for example when you forgot the password, please clear the setup and then set
the password again.), you should close the pin 2-3 about 3 seconds, then open again, set back to normal
operation mode, close the pin 1 -2.
1
3
2.4 INSTALL DDR SDRAM SYSTEM MEMORY
To install memory, insert DDR SDRAM memory module(s) in DIMM slot(s), Note that DDR SDRAM module are
directional and will not go in the DIMM slot unless properly oriented. After the module is fully inserted into the
DIMM slot, lift the chips of both sides of the DIMM slot to lock the module in place.
JP6 FUNCTION
1-2 ON
Normal Operation
(Factory Preset)
2-3 ON Clear CMOS