Mobile Intel
®
915GME Express Chipset
April 2007
Development Kit User’s Manual
Order Number: 317230-001US
33
Theory of Operation—Mobile Intel
®
915GME Express Chipset
+5VS_PHASE2 (CPU Core)
R3B3.2
+5VS_VTTMCH
R4V1.2
Battery Voltage
+VBAT
U4F2.14
+VCC_LVDSBKLT
R6F9.1
VBAT_VTTVR
R4G2.2
VDC_VDDQVR
R5B5.1
+VBAT_MCHVR
R4G1.2
Batter Voltage Always
+VBATA
R5J1.2
+V12_ATX
R5J1.1
Battery Voltage Switched
+VBATS
Q6B2.5-8
+V12S_PEG
R6B5.1
VBATS_L
R5G1.2
+V12S_PCISLOT0
R8B11.2
+V12S_PCISLOT1
R7B19.2
+V12S_PCISLOT2
R8C6.2
+V12S_SATA_P2
R7H12.2
+12VS_PATA
R4X4.2
+VCC_GMCH_CORE
R4T2.2
+VCC_GMCH
R4T2.1
+VCCP
R3T1.2
+VCCP_GMCH
R4T1.1
+VCCP_VCCPCPU
R6W7.1
-12
-V12a
R4Y2.2
-V12A_ATX
R4Y2.1
Battery Charger
+VCHRGR (0.025
Ω
)
R1H6.2
Table 6.
Mobile Intel
®
915GME Express Chipset Voltage Rails (Sheet 4 of 4)
Voltage Groups
Voltage Rail
Reference
Designator