AOpen UK79G-1394 Manual page 36

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DIMM sockets
UX4SG-1394 allow you to install 128-bit dual channel DDR400, DDR333 or DDR266 memory up to
2GB. Only non-ECC DDR RAM is supported. Please install suitable modules; otherwise serious
damage may occur on memory sockets or you RAM modules. Please note that when you install
DDR333 memory module and have your CPU FSB set at 800MHz, the memory can only run with
the
speed
of
DDR320.
limitation
of
Intel.
limitation of CPU types, please see
the table below.
JP14 Clear CMOS
You can clear CMOS to restore system default setting. To clear the CMOS, follow the procedure below.
1. Turn off the system and unplug the AC power.
2. Remove ATX power cable from connector PWR2.
3. Locate JP14 and short pins 2-3 for a few seconds.
4. Return JP14 to its normal setting by shorting pin 1 & pin 2.
5. Connect ATX power cable back to connector PWR2.
1
Normal
(default)
JP28 Keyboard/Mouse Wakeup Jumpers
You can use JP28 to enable or disable this function, which could resume your system from suspend
mode with keyboard or mouse. The factory default setting is "Disable" (1-2), and you may enable this
function by setting the jumper to 2-3.
It
is
For
other
CPU FSB 400MHz
CPU FSB 533MHz
CPU FSB 800MHz
Pin 1
1
Clear CMOS
Item
DDR266
V
V
V
Pin 1
1
Disable
36
(Default)
DDR333
DDR400
X
X
V
X
V
1
Enable

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