System Installation
ROBO-8910VG2A User’s Manual
3-2
3) Push down the lever to lock processor chip into the socket once CPU fits.
4) Follow the installation guide of cooling fan or heat sink to mount it on CPU
surface and lock it on the 478 socket.
J2: +12V Power input Connector
PIN No.
Signal Description
PIN No.
Signal Description
1 GND
3 +12V
2 GND
4 +12V
Note:
You should know Pentium 4 processor need extra 12V power source. DON’T
FORGET TO CONNECT 4pin 12V connector to J2!
Removing CPU
1) Unlock the cooling fan first.
2) Lift the lever of CPU socket outwards and upwards to the other end.
3) Carefully lifts up the existing CPU to remove it from the socket.
4) Follow the steps of installing a CPU to change to another one or place handling bar
to close the opened socket.
Configuring System Bus
ROBO-8910VG2A Support socket 478 types, 533/800MHz FSB, Pentium 4 and
Celeron D processor CPU, will automatically detect the CPU used. CPU speed of Intel
Pentium 4 can be detected automatically.
3.2 Main
Memory
Provides 2x 240-pin DIMM sockets support dual-channel DDR2 400/533 Non-ECC,
non-buffered DIMMs only. The maximum memory size can be up to 2GB.Auto
detecting memory clock according to BIOS CMOS settings.
Memory frequency / CPU FSB synchronization
ROBO-8910VG2A support different memory frequencies depending on the CPU
front side bus and the type of DDR II SDIMM.
CPU FSB
Memory Frequency
533MHz 533/400MHz
400MHz 400MHz
