PMC/XMC Carrier Board Manual
2-24
Themis Computer
SB102
Open
PCI-Express present signal = Signal not present
Short
SB103
Open
Local bus I2C access to VME = Not connected
Short
SB104
Open
Local bus I2C access to P2 connector = Not connected
Short
SB105
Open
PCI bridge secondary clock disable in Power-Down Mode = Not Disabled
Short
SB106
Short 1–2
Local bus bridge EEPROM CS PU/PD enabled
Short 2–3
Local bus bridge EEPROM CS PU/PD disabled
SB107
Open
PCI bridge—GPIO[3:2] = 11
Short
SB108
Open
Short
SB109
Open
Differential clock generator (PLL) BW selection = Low BW
Short
Differential clock generator (PLL) BW selection = High BW
SB110
Open
Primary bridge M66EN to BB host connector = Connected
Short
SB111
Open
Primary bridge M66EN to graphics connector = Not connected
Short
SB112
Short 1–2
PCI bridge secondary resister VIO = pulled to 3.3V
Short 2–3
SB113
Open
Prevents 2P2 PMC/XMC Carrier Board from powering up until chassis power is
valid
Short
SB114
Open
Short
SB115
Open
Use crystal for audio circuit
Short
Use oscillator for audio circuit
SB116
Short 1–2
RS232 enable source = PG 3p3v
Short 2–3
Table 2-9.
2P2 PMC/XMC Carrier Board Solder-Bead Settings (Continued)
Solder
Bead
a
Setting
b
Description
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