Jp4 And Jp5 Chassis/Motherboard Power Switch; Jp6 Megarac G3 Reset Button; Jp7 And Jp8 Chassis/Motherboard Reset Switch; Jp11 Flash Write Enable/Disable - American Megatrends MegaRAC G3 User Manual

Step 1 Unpack the MegaRAC G3 Card (and check jumper settings),
Check the following jumpers:
Jumper
JP4
JP5
JP6
JP7
JP8
JP11
JP12
JP13
JP14
Note:
Only revision B1 and newer revisions of the MegaRAC G3 cards have these two jumpers.
Revisions A and B do not have JP13 and JP14.

JP4 and JP5 Chassis/Motherboard Power Switch

Verify that there is no jumper on JP4 and JP5. These two headers are to be used with a
cable, not a jumper.

JP6 MegaRAC G3 Reset Button

You can temporarily short this jumper to reset your MegaRAC G3 card. For normal
operations, verify that there is no jumper on JP6.
Pin
1
2

JP7 and JP8 Chassis/Motherboard Reset Switch

Verify that there is no jumper on JP7 and JP8. These two headers are to be used with a
cable, not a jumper.

JP11 Flash Write Enable/Disable

You can write-protect your MegaRAC G3 card's firmware so that it cannot be flashed.
By default, pins one and two are shorted so that you can flash the firmware.
Pin
1
2
3
Pin
1-2
2-3
Setting
Confirm that pins one and two are open.
Confirm that pins one and two are open.
Confirm that pins one and two are open.
Confirm that pins one and two are open.
Confirm that pins one and two are open.
Confirm that pins one and two are shorted.
Confirm that pins one, two and three are open.
If your hosts system's motherboard has support for I2C on the PCI slots, place a
short pins one and two. If not, confirm that pins one and two are open.
If your hosts system's motherboard has support for I2C on the PCI slots, place a
short pins one and two. If not, confirm that pins one and two are open.
Description
Ground
Reset #
Description
VCC3
Write-Protect Enabled
Ground
Description
Flash Write Enable
Flash Write Disable
Chapter Two : Installing Your MegaRAC G3 Card
Continued
Cont'd
5