Service manual
Schematic Diagrams
B - 6 Processor 4/7
B.Schematic Diagrams
Processor 4/7
R388
1K_04
1.1VS_VTT
R105
1K_04
D04
VTT_SENSE_R
PROCESSOR UNCORE POWER
Please note that the
VTT Rail Values are
Auburndale VTT=1.05V
Clarksfield VTT=1.1V
TP_VSS_SENSE_VTT
1.1VS_VTT
PSI#
1K PU to VTT and 1K PD to GND
for POC
TO VCORE POWER CONTROL
VCORE
The decoupling capacitors, filter
recommendations and sense resistors on the
CPU/PCH Rails are specific to the CRB
Implementation. Customers need to follow the
recommendations in the Calpella Platform
Design Guide
PROCESSOR 4/7 ( POWER )
PROCESSOR CORE POWER
R387
*1K_04
R433 0_04
C187
10u_6.3V_X5R_06
C172
22u_6.3V_X5R_08
C180
22u_6.3V_X5R_08
C185
10u_6.3V_X5R_06
+VTT_44
C633
22u_6.3V_X5R_08
POWER
CPU CORE SUPPLY
1.1V RAIL POWER
SENSE LINES
CPU VIDS
U34F
MOLEX 479890142
ISENSE
AN35
VTT_SE NSE
B15
PSI#
AN33
VID[0]
AK35
VID[1]
AK33
VID[2]
AK34
VID[3]
AL35
VID[4]
AL33
VID[5]
AM33
VID[6]
AM35
PROC_DPRSLPVR
AM34
VTT_SELECT
G15
VCC_SENSE
AJ34
VSS_SENSE_VTT
A15
VCC1
AG35
VCC2
AG34
VCC3
AG33
VCC4
AG32
VCC5
AG31
VCC6
AG30
VCC7
AG29
VCC8
AG28
VCC9
AG27
VCC10
AG26
VCC11
AF35
VCC12
AF34
VCC13
AF33
VCC14
AF32
VCC15
AF31
VCC16
AF30
VCC17
AF29
VCC18
AF28
VCC19
AF27
VCC20
AF26
VCC21
AD35
VCC22
AD34
VCC23
AD33
VCC24
AD32
VCC25
AD31
VCC26
AD30
VCC27
AD29
VCC28
AD28
VCC29
AD27
VCC30
AD26
VCC31
AC35
VCC32
AC34
VCC33
AC33
VCC34
AC32
VCC35
AC31
VCC36
AC30
VCC37
AC29
VCC38
AC28
VCC39
AC27
VCC40
AC26
VCC41
AA35
VCC42
AA34
VCC43
AA33
VCC44
AA32
VCC45
AA31
VCC46
AA30
VCC47
AA29
VCC48
AA28
VCC49
AA27
VCC50
AA26
VCC51
Y35
VCC52
Y34
VCC53
Y33
VCC54
Y32
VCC55
Y31
VCC56
Y30
VCC57
Y29
VCC58
Y28
VCC59
Y27
VCC60
Y26
VCC61
V35
VCC62
V34
VCC63
V33
VCC64
V32
VCC65
V31
VCC66
V30
VCC67
V29
VCC68
V28
VCC69
V27
VCC70
V26
VCC71
U35
VCC72
U34
VCC73
U33
VCC74
U32
VCC75
U31
VCC76
U30
VCC77
U29
VCC78
U28
VCC79
U27
VCC80
U26
VCC81
R35
VCC82
R34
VCC83
R33
VCC84
R32
VCC85
R31
VCC86
R30
VCC87
R29
VCC88
R28
VCC89
R27
VCC90
R26
VCC91
P35
VCC92
P34
VCC93
P33
VCC94
P32
VCC95
P31
VCC96
P30
VCC97
P29
VCC98
P28
VCC99
P27
VCC100
P26
VTT0_33
AF10
VTT0_34
AE10
VTT0_35
AC10
VTT0_36
AB10
VTT0_37
Y10
VTT0_38
W10
VTT0_39
U10
VTT0_40
T10
VTT0_41
J12
VTT0_42
J11
VTT0_1
AH14
VTT0_2
AH12
VTT0_3
AH11
VTT0_4
AH10
VTT0_5
J14
VTT0_6
J13
VTT0_7
H14
VTT0_8
H12
VTT0_9
G14
VTT0_10
G13
VTT0_11
G12
VTT0_12
G11
VTT0_13
F14
VTT0_14
F13
VTT0_15
F12
VTT0_16
F11
VTT0_17
E14
VTT0_18
E12
VTT0_19
D14
VTT0_20
D13
VTT0_21
D12
VTT0_22
D11
VTT0_23
C14
VTT0_24
C13
VTT0_25
C12
VTT0_26
C11
VTT0_27
B14
VTT0_28
B12
VTT0_29
A14
VTT0_30
A13
VTT0_31
A12
VTT0_32
A11
VSS_SENSE
AJ35
VTT0_43
J16
VTT0_44
J15
C182
10u_6.3V_X5R_06
C188
*10U_6.3V_06
C630
*10U_6.3V_06
R515
*32mil_short
C631
22u_6.3V_X5R_08
C183
10u_6.3V_X5R_06
C602
10u_6.3V_X5R_06
C181
22u_6.3V_X5R_08
R447 0_04
C175
10u_6.3V_X5R_06
C178
10u_6.3V_X5R_06
1.1VS_VTT
1.1VS_VCCTTA_QPI
VCORE
1.1VS_VTT
1.1VS_VTT
IMON 39
VSS_SENSE 39
VCC_SENSE 39
VCORE 39
H_VTTVID1 38
PM_DPRSLPVR 39
1.1VS_VTT 3,6,16,17,18,38
H_VID2 39
H_VID4 39
H_VID5 39
H_VID1 39
H_VID6 39
H_VID0 39
H_VID3 39
VTT_SENSE 38
R448 0_04
+VTT_43
C607
22u_6.3V_X5R_08
PSI# 39
R516
*1K_04
Sheet 5 of 57
Processor 4/7