Processor 4/7 - EUROCOM W880CU Service Manual

Schematic Diagrams

Processor 4/7

PROCESSOR CORE POWER
Sheet 5 of 57
Processor 4/7
B - 6 Processor 4/7
PROCESSOR
U34F
VCORE
AG35 AH14
VCC1 VTT0_1
AG34 AH12
VCC2 VTT0_2
AG33 AH11
AG32 VCC3 VTT0_3 AH10
VCC4 VTT0_4
AG31 J14
VCC5 VTT0_5
AG30 J13
AG29 VCC6 VTT0_6 H14
VCC7 VTT0_7
AG28 H12
VCC8 VTT0_8
AG27 G14
AG26 VCC9 VTT0_9 G13
VCC10 VTT0_10
AF35 G12
VCC11 VTT0_11
AF34 G11
AF33 VCC12 VTT0_12 F14
VCC13 VTT0_13
AF32 F13
VCC14 VTT0_14
AF31 F12
VCC15 VTT0_15
AF30 F11
VCC16 VTT0_16
AF29 E14
VCC17 VTT0_17
AF28 E12
AF27 VCC18 VTT0_18 D14
VCC19 VTT0_19
AF26 D13
VCC20 VTT0_20
AD35 D12
VCC21 VTT0_21
AD34 D11
VCC22 VTT0_22
AD33 C14
AD32 VCC23 VTT0_23 C13
VCC24 VTT0_24
AD31 C12
VCC25 VTT0_25
AD30 C11
AD29 VCC26 VTT0_26 B14
VCC27 VTT0_27
AD28 B12
VCC28 VTT0_28
AD27 A14
AD26 VCC29 VTT0_29 A13
VCC30 VTT0_30
AC35 A12
VCC31 VTT0_31
AC34 A11
AC33 VCC32 VTT0_32
VCC33
AC32
VCC34
AC31
AC30 VCC35 AF10
VCC36 VTT0_33
AC29 AE10
VCC37 VTT0_34
AC28 AC10
AC27 VCC38 VTT0_35 AB10
VCC39 VTT0_36
AC26 Y 10
VCC40 VTT0_37
AA35 W10
AA34 VCC41 VTT0_38 U10
VCC42 VTT0_39
AA33 T10
VCC43 VTT0_40
AA32 J12
VCC44 VTT0_41
AA31 J11
VCC45 VTT0_42
AA30 J16
VCC46 VTT0_43
AA29 J15
VCC47 VTT0_44
AA28
VCC48
AA27
VCC49
AA26
VCC50
Y 35
VCC51
Y 34
Y 33 VCC52
VCC53
Y 32
VCC54
Y 31
Y 30 VCC55
VCC56
Y 29
VCC57
Y 28
Y 27 VCC58
VCC59
Y 26
VCC60
V35 AN33
V34 VCC61 PSI#
VCC62
V33
VCC63
V32 AK35
V31 VCC64 VID[0] AK33
VCC65 VID[1]
V30 AK34
VCC66 VID[2]
V29 AL35
V28 VCC67 VID[3] AL33
VCC68 VID[4]
V27 AM33
VCC69 VID[5]
V26 AM35
VCC70 VID[6]
U35 AM34
VCC71 PROC_DPRSLPVR
U34
VCC72
U33
VCC73
U32
VCC74
U31 G15
VCC75 VTT_SELECT
U30
VCC76
U29
VCC77
U28
U27 VCC78
VCC79
U26
VCC80
R35
R34 VCC81
VCC82
R33
VCC83
R32 AN35
R31 VCC84 ISENSE
VCC85
R30
VCC86
R29
R28 VCC87 AJ34
VCC88 VCC_SENSE
R27 AJ35
VCC89 VSS_SENSE
R26
P35 VCC90
VCC91
P34 B15
VCC92 VTT_SENSE
P33 A15
P32 VCC93 VSS_SENSE_VTT
VCC94
P31
VCC95
P30
P29 VCC96
VCC97
P28
VCC98
P27
VCC99
P26
VCC100
MOLEX 479890142
4/7 ( POWER )
PROCESSOR UNCORE POWER
C175 C602 C187 C188
10u_6.3V_X5R_06 10u_6.3V_X5R_06 10u_6.3V_X5R_06 *10U_6.3V_06
C178 C185 C182 C183
10u_6.3V_X5R_06 10u_6.3V_X5R_06 10u_6.3V_X5R_06 10u_6.3V_X5R_06
1.1VS_VCCTTA_QPI 1.1VS_VTT
R515
*32mil_short
C180 C181 C172
22u_6.3V_X5R_08 22u_6.3V_X5R_08 22u_6.3V_X5R_08
+VTT_43
R433 0_04
+VTT_44 R447 0_04
1 K P U to V T T a n d 1 K P D t o G N D
VCORE
f o r P O C
1.1VS_VTT
H_VID0 39
H_VID1 39
H_VID2 39
R105
H_VID3 39
H_VID4 39
1K_04
H_VID5 39
H_VID6 39
PM_DPRSLPVR 39
H_VTTVID1 38
R516
*1K_04
TO VCORE POWER CONTROL
IMON 39
VCC_SENSE 39
VSS_SENSE 39
VTT_SENSE_R R448 0_04
VTT_SENSE 38
TP_VSS_SENSE_VTT
1.1VS_VTT
C630 C631 C633 C607
*10U_6.3V_06 22u_6.3V_X5R_08 22u_6.3V_X5R_08 22u_6.3V_X5R_08
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
1.1VS_VTT
Please note that the
VTT Rail Values are
Auburndale VTT=1.05V
Clarksfield VTT=1.1V
1.1VS_VTT
R387
*1K_04
D 0 4
PSI#
PSI# 39
R388
1K_04
VCORE 39
1.1VS_VTT 3,6,16,17,18,38