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b. JP4 and H_JP3: Select 3VSB/3.3V voltage for PCIe Mini Card module
When installing the PCIe Mini Card module, if not correct working (See a PCIe
module card specification pin-24 3.3VAUX.), you can to select 3VSB/3.3V voltage.
(Defaulted 1, 2 closed.)
3.3VSB
Factory Preset
c. J4: Clear CMOS setting
You can use J4 to clear CMOS data. The CMOS stores information like system date,
time, boot up device, password, IRQ... which are set up with the BIOS. To clear the
CMOS, set J5 to close and then open before system powers off. The default setting
is opened.
d. J3: TTL I/O header (2.0mm)
J3
Note: Please refer to Chapter4 – J3 TTL I/O Software programming example.
JP4
1
1
2
2
3
3
3.3V
2 1
Normal Operation
Default
5
1
1 2 3
3.3VSB
Factory Preset
J4
2
1
Clear CMOS Data
J3
TTL Lines
1
GP3
2
GP2
3
GP1
4
GP0
5
Ground
17
H_JP3
1 2 3
3.3V
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