Service manual

Schematic Diagrams
B - 12 PCH PCI
B.Schematic Diagrams
PCH PCI
R356 10K_04
RN3
8.2K_8P4R_04
81
72
6
5
3
4
R432 *1K_04
GNT2#
GPIO54
PCI_FRAME#
3.3VS 5,9,10,13,14,15,18,21,24,25,26,27,28,30,31,33,34,35,36,40
R393 *0_04
PME#_R
PCI
PCI_SERR#
PCI_TRDY #
GNT3#
3.3VS
R357 *1K_04
RN8
8.2K_8P4R_04
81
72
6
5
3
4
RN4
8.2K_8P4R_04
81
72
6
5
3
4
3.3VS
PCI_DEVSEL#
REQ0#
PCI_PERR#
PCI_INT#A
PPT_CRB
PCI
REV 1.0
?
PCH_pantherpoint
1 OF 10
U2A
BD82H61
AD0
BF15
AD3
BT13
AD4
BG12
REQ1#_GPIO50
BT5
REQ2#_GPIO52
BK8
REQ0#
BG5
GNT3#_GPIO55
BE2
GNT2#_GPIO53
BU12
GNT1#_GPIO51
AV8
PIRQH#_GPIO5
BR4
PIRQD#
BP5
PIRQE#_GPIO2
BN9
PIRQF#_GPIO3
AV9
PIRQG#_GPIO4
BT15
GNT0#
BA15
PIRQC#
BM15
PIRQB#
BJ5
PIRQA#
BK10
REQ3#_GPIO54
AV11
SERR#
BR6
PME#
AV15
IRDY#
BF11
PCIRST#
AV14
CLKIN_PCI LOOPBACK
BD15
PAR
BH8
C_BE3#
BP13
C_BE2#
BG2
C_BE1#
BP7
C_BE0#
BN4
AD31
BK12
AD30
AV17
AD29
BF8
AD28
BA8
AD27
BF9
AD26
BA9
AD25
BM13
AD24
BC2
AD23
BL4
AD22
BC4
AD21
BL2
AD20
BA14
AD19
BT11
AD18
BC6
AD17
BG15
AD16
BE6
AD15
BE4
AD14
BN2
AD13
BF3
AD12
BM8
AD11
BJ10
AD10
BR9
AD9
BJ3
AD8
BR12
AD7
BU9
AD6
BJ12
AD5
BN11
AD2
BT7
AD1
BF17
FRAME#
BC11
PERR#
BM3
TRD Y#
BC8
PLOCK#
BA17
STOP#
BC12
DEVSEL#
BH9
RN7
8.2K_8P4R_04
81
72
6
5
3
4
R153 *1K_04
R398 *1K_04
3.3VS
CK_PCH_33M_FB16
PME#25
BBS_BIT0 13
PCI_IRDY #
PCI_PLOCK#
PCI_STOP#
A16 SWAP OVERRIDE
OVERRIDE IF SAMPLED LOW
INT_PI RQE#
RN11 8.2K_8P4R_04
81
72
6
5
3
4
REQ0#
GPIO54
GPIO52
PCI_INT#D
PCI_INT#B GPIO50
GPIO50
INT_PIRQE#
PCI_INT#C
PCH_GP4
PCH_GP5
PCI_INT#A
PCH_GP5
PCI_INT#D
PCH_GP4
PCI_INT#C
PCI_INT#B
PCH_GP3
PCI_STOP#
PCI_TRDY#
PCI_FRAME#
PCIRST#
PCI_PERR#
PCI_DEVSEL#
PCI_PLOCK#
PCI_PAR
PCI_IRDY#
PCI_SERR#
GPIO52
GNT2#
BBS_BIT1
P_GNT_N0
GNT3#
P_GNT_N0
R150 *1K_04
GNT0 FOR IBX INTERPOSER ONLY
BBS_BIT1
BBS_BIT1 BBS_BIT0 Boot BIOS Location
0 0 LPC
0 1 Reserved (NAND)
1 0 PCI
1 1 SPI
Boot BIOS Strap
PCH_GP3
Sheet 11 of 45
PCH PCI