ASROCK EP2C612 WS User Manual page 34

CPU PECI Mode Jumper
(3-pin PECI1)
(see p.6, No. 16)
PMBUS Mode Jumper
(3-pin PMBUS_SEL_ALT1)
(see p.6, No. 9)
(3-pin PMBUS_SEL_DAT1)
(see p.6, No. 11)
(3-pin PMBUS_SEL_CLK1)
(see p.6, No. 13)
CPU PECI connect to PCH
PMBus connected to BMC
(Default)
EP2C612 WS
CPU PECI connect to BMC
(Default)
PMBus connected to PCH
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