945Gms 1/5 Host - EUROCOM M620NC Service Manual

945GMS 1/5 HOST

2 H_D#[63:0]
H_D#0
H_D#1
H_D#2
H_D#3
H_D#4
H_D#5
H_D#6
H_D#7
H_D#8
H_D#9
H_D#10
H_D#11
H_D#12
H_D#13
H_D#14
H_D#15
H_D#16
H_D#17
H_D#18
H_D#19
H_D#20
H_D#21
H_D#22
H_D#23
H_D#24
H_D#25
H_D#26
H_D#27
H_D#28
H_D#29
H_D#30
Layout Notice:
H_D#31
H_D#32
10 mils wide, 20 mils spacing
H_D#33
H_D#34
+1.05VS H_D#35
H_D#36
R300 54.9_1%_04 MCH_HXSCOMP H_D#37
H_D#38
R158 54.9_1%_04 MCH_HY SCOMP H_D#39
H_D#40
MCH_HXRCOMP H_D#41
R128 24.9_1%_04
H_D#42
R155 24.9_1%_04 MCH_HY RCOMP H_D#43
H_D#44
H_D#45
H_D#46
H_D#47
H_D#48
H_D#49
Layout Notice:
H_D#50
H_D#51
MCH_HXSWING and MCH_HYSWING
H_D#52
should be 10 mils traces
H_D#53
H_D#54
and 20 mils spacing
H_D#55
H_D#56
H_D#57
+1.05VS +1.05VS H_D#58
H_D#59
H_D#60
H_D#61
H_D#62
R302 R147
H_D#63
221_1%_04 221_1%_04
MCH_HXRCOMP
MCH_HXSCOMP
MCH_HXSWING
MCH_HY RCOMP
MCH_HY SCOMP
MCH_HY SWING
19 CLK_MCH_BCLK
R301 R149 C449 C132
19 CLK_MCH_BCLK#
100_1%_04 100_1%_04 0.1u_X7R_04 0.1u_X7R_04
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U 30A
H_A#[31:3] 2
H_A#3
C4 F8
H_D#_0 H_A#_3
F6 D12 H_A#4
H_D#_1 H_A#_4
H9 C13 H_A#5
H_D#_2 H_A#_5
H_A#6
H6 A8
H_D#_3 H_A#_6
H_A#7
F7 E13
H_D#_4 H_A#_7
E3 E12 H_A#8
H_D#_5 H_A#_8
C2 J12 H_A#9
H_D#_6 H_A#_9
H_A#10
C3 B13
H_D#_7 H_A#_10
K9 A13 H_A#11
H_D#_8 H_A#_11
F5 G13 H_A#12
H_D#_9 H_A#_12
H_A#13
J7 A12
H_D#_10 H_A#_13
K7 D14 H_A#14
H_D#_11 H_A#_14
H8 F14 H_A#15
H_D#_12 H_A#_15
H_A#16
E5 J13
H_D#_13 H_A#_16
H_A#17
K8 E17
H_D#_14 H_A#_17
J8 H15 H_A#18
H_D#_15 H_A#_18
J2 G15 H_A#19
H_D#_16 H_A#_19
H_A#20
J3 G14
H_D#_17 H_A#_20
H_A#21
N1 A15
H_D#_18 H_A#_21
M5 B18 H_A#22
H_D#_19 H_A#_22
K5 B15 H_A#23
H_D#_20 H_A#_23
H_A#24
J5 E14
H_D#_21 H_A#_24
H3 H13 H_A#25
H_D#_22 H_A#_25
J4 C14 H_A#26
H_D#_23 H_A#_26
H_A#27
N3 A17
H_D#_24 H_A#_27
M4 E15 H_A#28
H_D#_25 H_A#_28
M3 H17 H_A#29
H_D#_26 H_A#_29
H_A#30
N8 D17
H_D#_27 H_A#_30
H_A#31
N6 G17
H_D#_28 H_A#_31
K3
H_D#_29
N9 F10
H_D#_30 H_ADS# H_ADS# 2
M1 C12
H_D#_31 H_ADSTB#_0 H_ADSTB#0 2
V8 H16
H_D#_32 H_ADSTB#_1 H_ADSTB#1 2
V9 E2 MCH_HLVREF
H_D#_33 H_VREF_0
R6 B9
H_D#_34 H_BNR# H_BNR# 2
T8 C7
H_D#_35 H_BPRI# H_BPRI# 2
R2 G8
H_BR0# 2
H_D#_36 H _BREQ#0
N5 B10
H_D#_37 H_CPURST# H_CPURST# 2
N2 C10
H_D#_38 H_DBSY # H_DBSY # 2
R5 C6
H_DEFER# 2
H_D#_39 H_DEFER#
U7 G7
H_D#_40 H_DPWR# H_DPWR # 2
R8 E6
H_D#_41 H_DRDY # H_DRDY # 2
T4 E1
H_D#_42 H_VREF_1
T7
H_D#_43
R3 H5
H_D#_44 H_DINV#_0 H_DINV#0 2
T5 J6
H_D#_45 H_DINV#_1 H_DINV#1 2
V6 T9
H_DINV#2 2
H_D#_46 H_DINV#_2
V3 U6
H_DINV#3 2
H_D#_47 H_DINV#_3
W2
H_D#_48
W1 F3
H_D#_49 H_DSTBN#_0 H_DSTBN#0 2
V2 M8
H_DSTBN#1 2
H_D#_50 H_DSTBN#_1
W4 T1
H_D#_51 H_DSTBN#_2 H_DSTBN#2 2
W7 AA3
H_D#_52 H_DSTBN#_3 H_DSTBN#3 2
W5
H_D#_53
V5 F4
H_D#_54 H_DSTBP#_0 H_DSTBP#0 2
AB4 M7
H_D#_55 H_DSTBP#_1 H_DSTBP#1 2
AB8 T2
H_D#_56 H_DSTBP#_2 H_DSTBP#2 2
W8 AB3
H_DSTBP#3 2
H_D#_57 H_DSTBP#_3
AA9
H_D#_58
AA8
H_D#_59
AB1 C8
H_HIT# 2
H_D#_60 H_HIT#
AB7 B4
H_HITM# 2
H_D#_61 H_HITM#
AA2 C5
H_D#_62 H_LOCK# H_LOCK# 2
AB5
H_D#_63
A10
H_XRCOMP H_REQ#[4:0] 2
H_REQ#0
A6 G9
H_XSCOMP H_REQ#_0
C 15 E9 H_REQ#1
H_XSWING H_REQ#_1
G12 H_REQ#2
H_REQ#_2
H_REQ#3
J1 B8
H_Y RCOMP H_REQ#_3
H_REQ#4
K1 F12
H_Y SCOMP H_REQ#_4
H1
H_Y SWING
A5
H_RS#_0 H_RS#0 2
AA5 B6
H_CLKIN H_RS#_1 H_RS#1 2
AA6 G10
H_RS#2 2
H_CLKIN# H_RS#_2
E8
H_SLPCPU# H_CPUSLP# 2
E10
H_TR DY # 2
H_TRDY #
945GMS
Host Clock
BSEL2 BSEL1 BSEL0 Frequency
0 0 1 133 MHz
0 1 1 166 MHz
Layout Notice:
+1.05VS
0.1uF should be placed
100mils or less from GMCH
pin.
R125
+1.05VS
56_04
R114 0_04
2 CPU_BSEL0
R133
R 113 1K_04 R124
100_1%_04
1K_04
C116 R139
+1.05VS
0.1u_X7R_04 200_1%_04
R126
1K_04
R116 0_04
2 CPU_BSEL1
R115 *0_04 R127
1K_04
+1.05VS
R122
1K_04
R112 0_04
2 CPU_BSEL2
R111 *0_04 R123
1K_04
+1.05VS 2,3,7,8,9,14,17,31
Schematic Diagrams
FSB
FSB533
FSB667
CLK_BSEL0 19
MCH_BSEL0 5
Sheet 4 of 34
945GMS 1/5 HOST
CLK_BSEL1 19
MCH_BSEL1 5
CLK_BSEL2 19
MCH_BSEL2 5
945GMS 1/5 HOST B - 5