Service manual
Schematic Diagrams
B - 8 MCH AGP (71-P2970-002A)
B.Schematic Diagrams
MCH AGP
Sheet 7 of 28
MCH AGP
+1.5V
+1.5V
+1.5V
+1.5V
+1.5V
+1.5V
+1.5V
CI_VREF
HI_10
Z0701
HI_[0..10]
HI_7
HI_8
HI_9
HI_5
HI_6
HI_4
CI_VREF
HI_2
HI_0
HI_1
HI_3
HI_VREF
HI_SWING
MCH66CLK
CI_SWING
Z0702
Z0703
CI_SWING
Z0712
HI_SWING
HI_VREF
DVOC_D[0..11]
DVOC_D0
ADDID0
ADDID2
ADDID3
ADDID1
ADDID4
ADDID5
ADDID6
DVOC_D1
DVOC_D2
DVOC_D3
DVOC_D4
DVOC_D5
DVOC_D7
DVOC_D6
DVOC_D8
DVOC_D9
DVOC_D11
DVOC_D10
ADDID[0..7]
ADDID7
Z0708
ADDID7
TZ0701
TZ0702
TZ0703
TZ0704
TZ0705
TZ0706
TZ0708
TZ0707
TZ0709
TZ0710
TZ0712
TZ0711
TZ0716
TZ0713
TZ0715
TZ0714
TZ0724
TZ0725
TZ0723
TZ0726
TZ0730
TZ0727
TZ0729
TZ0728
TZ0738
TZ0736
TZ0735
TZ0732
TZ0737
TZ0734
TZ0733
TZ0731
TZ0718
TZ0717
TZ0720
TZ0719
TZ0722
TZ0721
TZ0744
TZ0745
TZ0746
TZ0747
TZ0748
TZ0749
TZ0751
TZ0750
TZ0752
TZ0754
TZ0753
TZ0755
TZ0766
TZ0767
TZ0768
TZ0769
TZ0770
TZ0757
TZ0758
TZ0771
TZ0759
TZ0760
TZ0761
TZ0762
TZ0763
TZ0764
TZ0765
TZ0741
TZ0742
TZ0743
TZ0740
GVREF
Z0706
Z0704
Z0707
Z0705
Z0704
TZ0772
TZ0773
R51 330
CP7
10p_R
R36 52.3_1%
R31 52.3_1%
CA299
0.1u
SPRINGDALE-GMCH AGP HUB INTERFACE
HUB CSA
AGP
U2D
SPRINGDALE-G
AD4
AE2
AJ3
AH2
AJ2
AL4
AL2
AL3
AK5
AG5
AK2
AG3
AF5
AH4
AH5
AE3
AE6
AC11
AD5
AE5
AA10
AC9
AB11
AB7
AA9
AA6
AA5
W10
AA11
W6
W9
V7
AA2
Y4
Y2
W2
Y5
V2
W3
U3
T2
T4
T5
R2
P2
P5
P4
M2
AC6
V4
AC5
V5
U11
T11
R6
P7
R3
R5
U9
U10
U5
T7
Y7
W5
AA3
U2
U6
H4
AB4
V11
AB5
W11
AB2
N6
M7
AC2
AC3
AD2
R10
R9
M4
M5
N3
N5
N2
AK7
AH7
AD11
AF7
AD7
AC10
AF8
AG7
AE9
AH9
AG6
AJ6
AJ5
AG2
AF2
AF4
G4
AP8
AJ8
AK4
AG10
AG9
AN35
AP34
AR1
A3
A33
A35
AF13
AF23
AJ12
AN1
AP2
AR3
AR33
AR35
B2
B25
B34
C1
C23
C35
E26
M31
R25
A7
A9
A11
A13
A16
A20
A23
A25
A27
A29
A32
C4
C8
C10
C12
C14
C16
C18
C20
C22
C24
C26
D1
C28
D9
D11
D13
D15
F3
F1
E3
E1
D35
D33
D31
D29
D27
D25
D23
D21
D19
D17
F5
F8
F10
F12
F14
F16
F18
F20
F22
F24
F26
G28
G31
G35
H2
H5
H8
H9
H12
H14
H16
H18
H20
H22
H24
H26
H30
H33
J10
J12
J14
J16
J18
J20
J22
J28
J32
J35
K11
K12
K14
K16
K18
K20
K22
K25
K27
K29
K33
L24
L25
L26
L31
H3
F2
F4
E4
H6
G5
H7
G6
G3
E2
D2
HI_RCOMP
HI_VREF
HI_10
HI_9
HI_8
HI_7
HI_6
HI_5
HI_4
HI_3
HI_2
HI_1
HI_0
HISTRS
HISTRF
HI_SWING
DVOB_HSYNC / GAD0
DVOB_VSYNC / GAD1
DVOB_D1 / GAD2
DVOB_D0 / GAD3
DVOB_D3 / GAD4
DVOB_D2 / GAD5
DVOB_D5 / GAD6
DVOB_D4 / GAD7
DVOB_D6 / GAD8
DVOB_D9 / GAD9
DVOB_D8 / GAD10
DVOB_D11 / GAD11
DVOB_D10 / GAD12
DVOBC_CLKINT / GAD13
DVOB_FLDSTL / GAD14
MDDC_DATA / GAD15
DVOC_VSYNC / GAD16
DVOC_HSYNC / GAD17
DVOC_BLANK# / GAD18
DVOC_D0 / GAD19
DVOC_D1 / GAD20
DVOC_D2 / GAD21
DVOC_D3 / GAD22
DVOC_D4 / GAD23
DVOC_D7 / GAD24
DVOC_D6 / GAD25
DVOC_D9 / GAD26
DVOC_D8 / GAD27
DVOC_D11 / GAD28
DVOC_D10 / GAD29
DVOBC_INTR# / GAD30
DVOC_FLDSTL / GAD31
DVOB_CLK / GADSTBF0
DVOC_CLK / GADSTBF1
DVOB_CLK# / GADSTBS0
DVOC_CLK# / GADSTBS1
GSBSTBF
GSBSTBS
ADDID0 / GSBA0#
ADDID1 / GSBA1#
ADDID2 / GSBA2#
ADDID3 / GSBA3#
ADDID4 / GSBA4#
ADDID5 / GSBA5#
ADDID6 / GSBA6#
ADDID7 / GSBA7#
DVOB_D7 / GCBE0
DVOB_BLANK# / GCBE1
GCBE2
DVOC_D5 / GCBE3
MDVI_DATA / GFRAME
GCLKIN
MI2C_DATA / GDEVSEL
MI2C_CLK / GIRDY
MDVI_CLK / GTRDY
MDDC_CLK / GSTOP
GPAR/ADD_DETECT
GREQ
GGNT
DVOBC_RCOMP/GRCOMP
GSWING
GVREF
GRBF
GWBF
DBI_HI
DBI_LO
GST0
GST1
GST2
CI0
CI1
CI2
CI3
CI4
CI5
CI6
CI7
CI8
CI9
CI10
CISTRF
CISTRS
CI_RCOMP
CI_SWING
CI_VREF
DREFCLK
EXTTS#
ICH_SYNC#
RSTIN#
RESERVED_1
RESERVED_2
RESERVED_3
RESERVED_4
RESERVED_5
NC_1
NC_2
NC_3
NC_4
NC_5
NC_6
NC_7
NC_8
NC_9
NC_10
NC_11
NC_12
NC_13
NC_14
NC_15
NC_16
NC_17
NC_18
NC_19
NC_20
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
DDCA_DATA
DDCA_CLK
RED
RED#
GREEN
GREEN#
BLUE
BLUE#
HSYNC
VSYNC
REFSET
CA4
0.1u
R295
113_1%
R27
226_1%
R30
147_1%
C216
0.01u
R38 43.2_1%
C218
0.01u
CA180
0.1u
R292
226_1%
C215
0.01u
R35
1K_1%
R37 1K_1%
C217
0.01u
R294
147_1%
R293
113_1%
CA182
0.1u
CA179
0.1u
R40 127_1%
RN3
8P4R*4.7K
1
2
3
4 5
6
7
8
R33 330
+1.5V [5,11,13,14,15,22,28]
HI_STRF[15]
PCIRST#[15,21]
HI_STRS[15]
MCH66CLK [4]HI_[0..10][15]
HI_VREF
HI_SWING
DVOC_D[0..11] [11]
ADDID[0..7]
DVOC_FLDSTL [11]
DVOC_CLK [11]
DVOC_CLK# [11]
DVOC_HSYNC [11]
DVOC_VSYNC [11]
DVOC_BLANK# [11]
MI2C_CLK [11]
DDCCLK [13]
BOUT [13]
DDCDATA [13]
HSYNC [13]
ROUT [13]
GOUT [13]
VSYNC [13]
DREFCLK[4]
MI2C_DATA [11]
DVOBC_CLKIN [11]
ICHSYNC#[14]
CLOSE TO GMCH
near divider
CLOSE TO GMCH
CLOSE NB