Mitsubishi Electric PH440 User Manual page 13

P H 4 4 0 N L X M o t h e r b o a r d U s e r G u i d e
Processor Core/Bus Ratio – J1-J4
J1 J2
X
X X
X
X – Jumper fitted
VGA Enable – J5
1-2
2-3
PCI Audio CODEC Enable – J6
1-2
2-3
BIOS Program Enable – J7
1-2
2-3
Clear Configuration (CMOS) Memory – J8
(Ensure AC is disconnected from the power supply before moving this jumper)
1-2
2-3
Enable Motherboard Speaker – J9
1-2
2-3
MITSUBISHI ELECTRIC MOTHERBOARD DIVISION
J3 J4 Ratio
X 3.5
X 4.0
X 4.5
Disable on-board VGA controller
Enable on-board VGA controller
Enable audio CODEC
Disable audio CODEC
Disable BIOS updates
Enable BIOS updates
Normal operation
Clear CMOS (jumper must be returned to normal position before power-on)
Enabled
Disabled
S e p t e m b e r 1 9 9 8
Speed at
100MHz
350
400
450
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