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B - 4 CPU - 1 of 3
B.Schematic Diagrams
CPU - 1 of 3
Sheet 3 of 43
CPU 1 of 3
TESTH I_9
H_DEFER#
H_BNR# 6
H_A#12
CPU_GTLREF1
Z0302
R69 *0_04
VTT_OL
Z0320
VTT_OR
H_TRDY#
TESTHI_10
CPU_COMP2
R27 49.9_1%_04
VTT_OL
Z0311
1225
VTT_OR
H_A#34
C809 *0.1u_X7R_04
2 OF 8
LGA775_C
U3B
75319-0115
P2
K3
R3
K1
L1
N2
M3
A23
B23
C23
D23
AM2
AL5
AM3
AL6
AK4
AL4
AM5
AM7
AN7
F28
G28
AE8
AL1
AK1
AJ7
AH7
AN3
AN4
AN5
AN6
AL8
AL7
F29
F6
G6
G5
AL3
F26
W3
F25
G25
G27
G26
G24
F24
P1
W2
L2
AK6
N1
AL2
M2
A13
T1
G2
R1
J2
T2
Y3
AE3
B13
G1
U1
A24
E29
F2
G10
AH2
V1
W1
Y1
V2
AA2
SMI*
A20M*
FERR*/PBE*
LINT0
LINT1
IGNNE*
STPCLK*
VCCA
VSSA
VCCIOPLL
VCC_PLL
VID<0>
VID<1>
VID<2>
VID<3>
VID<4>
VID<5>
VID<6>
VID<7>
VID_SELECT
BCLK<0>
BCLK<1>
SKTOCC*
TH ERMDA
TH ERMDC
THERMDA_2
TH ERMDC _2
VCC_SENSE
VSS_SENSE
VCC_MB_REGULATION
VSS_MB_REGULATION
VCC_D_SENSE
VSS_D_SENSE
VTT_PKGSEN SE
Z60_50*
SLEW_CTRL*
SST_LV*
MPG_NOBOOT*
TESTH I_0
TESTH I_1
TESTH I_2
TESTH I_3
TESTH I_4
TESTH I_5
TESTH I_6
TESTH I_7
TESTH I_11
TESTH I_12
TESTH I_13
FORCEPH
PWRGOOD
PROCHOT*
THERMTR IP*
COMP<0>
COMP<1>
COMP<2>
COMP<3>
COMP<4>
COMP<5>
COMP<6>
COMP<7>
COMP<8>
RC1
RC2
RC4
RC5
RSVD_1
RSVD_2
PSMI*
MSI D <1>
MSI D <0>
CPU_BOOT
LL_ID<0>
LL_ID<1>
R32 *100_04
VCCSENSE37 VDD3 4,13,15,21,25,31,32
H_VID1
H_PROCHOT#
VTT_1.2VS
R50 51.1_1%_04
1.5VS
H_BPR I# 6
H_A#35
H_DRDY#
C812 *47nF_10V_X7R_04
H_FORCEPR_N
H_A#15
BOOTSEL
R61 10_04
PECI
H_VID6
VSSA1
H_A#23
CPU_GTLREF0
C813 *47PF_NPO_04
R22 51.1_1%_04
R89 24.9_1%_04
1130
H_PROCHOT# 17,37
VCCIOPLL
R33
210_1%_06
H_A#6
H_A#30
CPU_COMP8
H_THERMTRIP#
R58 51_04
CLK_CPU_BC LK#2
H_A#4
H_REQ#[4:0]6
H_A#22
Z0308
H_SMI#
C533 0.1u_16V_04
H_HIT#
H_VID2
L37
LB2012T100M_08
VTT_1.2VS
H_HITM# 6
H_ADSTB#06
H_A#14
Z0313
H_FORCEPR_N 37
H_INIT#
Z0317
C811 *47nF_10V_X7R_04
H_INTR
VTT_OR
H_DEFER# 6
GTLREF_SEL
CPU_GTLREF0
H_NMI
H_A#3
H_RS#0
H_REQ#4
CPU_COMP0
Z0312
R29 *0_04
H_A#27
CPU_GTLREF3
Z0301
R52 49.9_1%_04
NEAR H1/H2
H_RS#0 6
H_VID0
TP_AA2
VTT_1.2VS
TESTH I_8
H_REQ#3
R357 51_04
R59 51.1_1%_04
H_TRDY# 6
H_RS#1
H_A#32
CPU_COMP6
R355 51.1_1%_04
+
C510
100u_10V_D
TESTHI_11
Z0321
VCCIOPLL
H_A#10
VCCA_VSSA_VCOREPLL Trace width donesn't less than 12 Mil
H_DRDY# 6
1 OF 8
LGA775_C
U3A
75319-0115
L5
P6
M5
L4
M4
R4
T5
U6
T4
U5
U4
V5
V4
W5
N4
P5
K4
J5
M6
K6
J6
R6
AB6
W6
Y6
Y4
AA4
AD6
AA5
AB5
AC5
AB4
AF5
AF4
AG6
AG4
AG5
AH4
AH5
AJ5
AJ6
AC4
AE4
AD5
D2
C2
D4
H4
G8
B2
C1
E4
AB2
P3
C3
E3
AD3
G7
AB3
U2
U3
F3
G3
G4
H5
J16
H15
H16
J17
H1
H2
E24
H29
B3
F5
A3
G23
A<3>*
A<4>*
A<5>*
A<6>*
A<7>*
A<8>*
A<9>*
A<10>*
A<11>*
A<12>*
A<13>*
A<14>*
A<15>*
A<16>*
RSVD_3
RSVD_4
REQ<0>*
REQ<1>*
REQ<2>*
REQ<3>*
REQ<4>*
ADSTB<0>*
A<17>*
A<18>*
A<19>*
A<20>*
A<21>*
A<22>*
A<23>*
A<24>*
A<25>*
A<26>*
A<27>*
A<28>*
A<29>*
A<30>*
A<31>*
A<32>*
A<33>*
A<34>*
A<35>*
RSVD_1
RSVD_2
ADSTB<1>*
ADS*
BNR*
HIT*
RSP*
BPRI*
DBSY*
DRDY*
HITM*
IERR*
INIT*
LOCK*
TR DY *
BINIT*
DEFER*
MC ER R*
AP<0>*
AP<1>*
BR<0>*
TESTH I_8
TESTH I_9
TESTHI_10
DP<0>*
DP<1>*
DP<2>*
DP<3>*
GTLREF0
GTLREF1
GTLREF2
GTLREF_SEL
RS<0>*
RS<1>*
RS<2>*
RESET*
C32
220p_50V_04
H_PWRGD 17
H_A#16
C27
1u_10V_06
VCCA
Z0306
R24 *124_1%_04
R14 124_1%_04
H_A#13
H_A#8
12 MIL TRACE
VTT_OL 4
H_LOCK#
C542 10u_10V_08
Z0307
TESTHI_12
C515
1u_10V_06
R49 51.1_1%_04
R34
*0_04
R37 *10_04
VTT_OL
VCCPLL 10
CPU_COMP3
CPU_COMP5
H_NMI
H_FERR#
Z0318
H_BR0#
H_REQ#0
H_VID3
R66 *130_1%_04
VTT_OL
Z0327
H_DBSY# 6
R20 47_04
VTT_OR
VTT_OR
H_REQ#1
H_PROCHOT#
Z0316
R28
210_1%_06
R57 51_04
R36 *10_04
VTT_1.2VS
VCCPLL
R54 51.1_1%_04
H_INIT# 16
H_ADSTB#1
C810 *47nF_10V_X7R_04
TESTHI_13 16
Z0325
H_A#25
C13 0.1u_16V_04
VCCPLL
Z0328
H_A20M#16
H_A#20
C19
*1u_10V_06
H_ADS#
R88 49.9_1%_04
Z0326
Z0304
R45
*0_04
3.3VS 2,7,10,11,12,13,14,15,16,17,18,19,20,21,23,24,25,26,28,29,30,31,37
R23 *124_1%_04
H_THERMTRIP# 16
TESTHI_2-7
TESTHI _M
H_STPCLK#
R40 62_1%_06
VCCPLL
H_A#31
H_VID5
R60 10_04
1.5VS 16,17,18,26,35
H_ADSTB#0
H_RS#2
R21 49.9_1%_04
R48 49.9_1%_04
C12 0.1u_X7R_04
H_FERR#16
H_CPURST#
H_A#5
H_FORCEPR_N
Z0305
VTT_OR
H_RS#1 6
H_HITM#
H_VID4
CPU_COMP4
H_CPURST# 6
H_THERMDA4
H_SMI#
TP_CPU_G1
Z0314
H_IGNNE#
H_IERR#
R44 62_1%_06
H_STPCLK#16
TP_V2
H_BPRI#
CPU_GTLREF2
H_CPU_PD_F6
L38
LB2012T100M_08
H_A#11
R15 51_04
VCORE
VTT_PKGSENSE
R38 51.1_1%_04
VCORE 5,37
Z0315
R56 51_04
C519 0.01u_16V_04
C22 0.01u_16V_04
VTT_OR
H_VID[7:0]37
H_THERMDC4
H_IGNNE#
H_BNR#
CPU_MSID1
R55 51.1_1%_04
R47 49.9_1%_04
H_SMI#16
H_A#28
H_A#18
TESTHI _1
H_AD S# 6
VTT_OR 4
Z0319
Z0303
R417 0_06
R51 49.9_1%_04
H_A#19
H_A#7
Z0324
H_LOCK# 6
R71 *0_04
C16 0.1u_16V_04
As close as possible to CPU socket
VR_SEL37
H_A#21
H_INTR16
3.3VS 2,7,10,11,12,13,14,15,16,17,18,19,20,21,23,24,25,26,28,29,30,31,37
TESTH I_0
VSSA1
R72 *130_1%_04
H_IGNNE#16
H_A#33
H_A#29
H_THERMTRIP#
Z0310
CPU_GTLREF3
R16
*210_1%_06
H_DBSY#
H_A20M#
VTT_OL
CLK_CPU_BC LK2
CPU_MCH_GTLREF 6
CPU_COMP7
H_VID7
VTT_OL
Z0322
VTT_OR
H_NMI16
H_FERR#
C28
1u_10V_06
R346
*0_04
R43 62_04
H_HIT# 6
VTT_1.2VS 4,5,6,7,10,18,36,37
H_RS#2 6
H_A#24
DIFF PAIR
H_A20M#
H_INTR
CPU_GTLREF1
H_ADSTB#16
R70 0_04
H_A#9
C18
*1u_10V_06
PECI16
Z0323
R73 0_04
C33
220p_50V_04
CPU_GTLREF2
R41 62_04
C26 10u_10V_08
C511
*10u_10V_08
VCCA
H_A#17
R354 *1K_04
R77 1K_04 VR_SEL
C509
1u_10V_06
VSSSEN SE37
H_A#3
R53 49.9_1%_04
H_A#[35:3]6
H_A#26
H_REQ#2
C31 33P_50V_04
R25 62_1%_06
C30
33P_50V_04
H_BR0# 6
CPU_COMP1
CPU_MSID0
Z0309
R13 124_1%_04
R17
*210_1%_06