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Theory of Operation
316704-001 / Development Kit User’s Manual 33
Component
/ Interface
Voltage
Plane
Supply Rail Reference
Designator
GMCH 1.8V +V1.8 +V1.8_GMCH R5D1
GMCH 1.8V +V1.8_GMCH +V1.8_SM_CK R5D2
GMCH 1.8V +V1.8 +V1.8_TXLVDS R5U25
GMCH 1.8V +V1.8 +V1.8_DLVDS R5E5
GMCH 3.3V +V3.3S +V3.3S_HV R5U2
GMCH 3.3V +V3.3S +V3.3S_SYNC R5F9
GMCH 3.3V +VCCA_TVDAC +V3.3S_DAC_BG R5U19 (0.03Ω)
GMCH 3.3V +V3.3S +V3.3S_PEG_BG R6E3
PCI-E Gfx 3.3V +V3.3S +V3.3S_PEG R6C1
PCI-E Gfx 3.3V +V3.3 +V3.3S_PEG R6P2*
PCI-E Gfx Battery +VBATS +V12S_PEG R6N9
PCI-E Gfx Battery +VBAT_S4 +V12S_PEG R6N5*
ICH 1.05V +V1.05S +V1.05S_ICH R7F12
ICH 1.05V +V1.05S +V1.05S_ICH_IO R6V11
ICH 1.25V +V1.25S +V1.25S_DMI_ICH R6G3
ICH 1.5V +V1.5S +V1.5S_PCIE_ICH R6F13
ICH 1.5V +V1.5S +V1.5S_SATA_ICH R8G2
ICH 1.5V +V1.5S +V1.5S_USB_ICH R8F7
ICH 1.5V +V1.5S +V1.5S_APLL_ICH R8G2
ICH 3.3V +V3.3S +V3.3S_DMI_ICH R6G4
ICH 3.3V +V3.3S +V3.3S_GLAN_ICH R6F2
ICH 3.3V +V3.3M +V3.3M_ICH R7U3
ICH 3.3V +V3.3A +V3.3A_ICH R6V12
ICH 3.3V +V3.3A +V3.3A_USB_ICH R8F4
ICH 3.3V +V3.3S +V3.3S_IDE_ICH R8G1
ICH 3.3V +V3.3S +V3.3S_VCCPCORE_ICH R8V14
ICH 3.3V +V3.3M +V3.3M_VCCPAUX R7F1
ICH 3.3V +V3.3S +V3.3S_PCI_ICH R8F5
ICH 3.3V +V3.3S +V3.3S_SATA_ICH R8G7
ICH 3.3V +V3.3S_1.5S_HDA_IO +V3.3S_1.5S_HDA_IO_IC
H
R7V4 (0.022Ω)
Memory Battery +VBATA 1.8_VIN R5N13
Memory 0.9 V +V0.9 +V0.9_R R4B13
Memory 1.8V +V1.8 +V1.8_DIMM0 R5C2