Download AM5030 User Guide, Rev. 10 - CBU Documentation Portail

Configuration
Table 4-2:
Configuration of DIP Switch SW2, Switches 3 and 4
SWITCH 4
SWITCH 3
OFF
OFF
MMC configures the PCI Express reference clock (FCLKA) via E-Keying
OFF
ON
AM5030 uses the local PCI Express reference clock;
AM5030 generates PCI Express reference clock to the AMC connector (FCLKA)
ON
OFF
AM5030 uses local PCI Express reference clock;
AMC clock (FCLKA) is disabled
ON
ON
AM5030 uses PCI Express reference clock from the AMC connector (FCLKA)
Table 4-3:
PRELIMINARY
AM5030
DESCRIPTION
DIP Switch SW3 Configuration
SWITCH 1
SETTING
1
OFF
Enable uEFI BIOS POST code LED output during boot-up
ON
Disable uEFI BIOS POST code LED output during boot-up
OFF
Normal boot from the primary uEFI BIOS SPI Flash (see note below)
ON
Normal boot from the secondary uEFI BIOS SPI Flash (see note below)
OFF
Reserved
2
3
DESCRIPTION
ON
4
OFF
Standard uEFI BIOS parameters
ON
Clear uEFI BIOS parameters
The default settings of the DIP switches are indicated by using italic bold.
Note ...
The uEFI BIOS SPI Flash selection through the DIP switch SW3, switch 2, can
be exchanged or overwritten by the MMC controller. To ensure that the right
SPI Flash is active, read out bits 5-4 in the Status Register 0 (0x280) or use
the appropriate IPMI command.
To clear the uEFI BIOS settings, proceed as follows:
1. Set the DIP Switch SW3, switch 4, to the ON position.
2. Apply power to the system.
3. After the uEFI booting process is finished, remove power from the system.
4. Set the DIP Switch SW3, switch 4 to the OFF position.
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ID 1036-3302, Rev. 1.0