Configuration
CPC1600
C P C 1 6 0 0 U s e r M a n u a l
48
© 2 0 0 8 F a s t w e l V e r . 0 0 1 E
4
Configuration
4.1
Clear CMOS Jumper Description
If the system does not boot (due to, for example, the wrong BIOS configuration or incorrect
password) the settings stored in CMOS may be cleared using jumper “Clear CMOS”.
Procedure for clearing CMOS settings:
1.
Switch off the system power
2.
Set the “Clear CMOS” jumper into the closed position
3.
Wait for at least 10 seconds. CMOS setting are reset to factory defaults
4.
Set the “Clear CMOS” jumper back to the open position
5.
Switch the power on
6.
Configure the system using the BIOS Setup program
4.2
PC/104-Plus VIO Selection
The PC/104-Plus VIO selector is located on the top side of the module next to the PC/104-Plus
header and allows to set the voltage supplied to PCI interface I/O buffers.
Warning!
All actions should be performed when the power is disconnected.
Figure 4-1:
PC/104-Plus VIO Selector Positions
1
2
3
There is a standard 3-pin header for PC/104-Plus voltage selection.
The explanation of its jumper positions is presented below.
1
2
3
Contacts 1-2 closed, +5 V power is supplied to PCI interface
I/O buffers
1
2
3
Contacts 2-3 closed, +3.3 V
Note:
If you use PC/104 or PC/104-Plus power supply, I/O voltage could be set on the
power supply module. In this case the jumper must be removed from VIO Selector
(all contacts OPEN)
