Schematic Diagrams
ICH9M 4/4 B - 19
B.Schematic Diagrams
ICH9M 4/4
3.3 VS
R3 37
10 _1 %_ 04
Layout note:
1 .05 VS
1. 05VS
2, 3,4 ,5 ,7 ,1 0,1 5, 28 ,29
C 221
. 1U_ 10 V_X7 R_ 04
C 197
2 2n_ 16 V_04
1.5 VS
C1 83
.1 U_ 16 V_ 04
C 20 9
2 2U _6. 3V_ 08
C5 19
.1 U_ 10V_ X7 R_0 4
03 24 D0 3
1. 5VS
5 VS
14 ,2 0,2 3, 25 ,2 6,2 8, 36
U1 9E
I CH9 M
AA26
AA27
AA3
AA6
AB1
AA23
AB28
AB29
AB4
AB5
AC 17
AC 26
AC 27
AC3
AD1
AD 10
AD 12
AD 13
AD 14
AD 17
AD 18
AD 21
AD 28
AD 29
AD4
AD5
AD6
AD7
AD9
AE12
AE13
AE14
AE16
AE17
AE2
AE20
AE24
AE3
AE4
AE6
AE9
AF13
AF16
AF18
AF22
AH 26
AF26
AF27
AF5
AF7
AF9
AG 13
AG 16
AG 18
AG 20
AG 23
AG3
AG6
AG9
AH 12
AH 14
AH 17
AH 19
AH2
AH 22
AH 25
AH 28
AH5
AH8
AJ 12
AJ 14
AJ 17
AJ8
B11
B14
B17
B2
B20
B23
B5
B8
C 26
C 27
E11
E14
E18
E2
E21
E24
E5
E8
F16
F28
F29
G 12
G 14
G 18
G 24
G 26
G 27
G8
H2
H 23
H 28
H 29
H 5
J 23
J 26
J 27
AC 22
K2 8
K2 9
L 13
L 15
L 2
L 26
L 27
L 5
L 7
M12
M13
M14
M15
M16
M17
M23
M28
M29
N 11
N 12
N 13
N 14
N 15
N 16
N 17
N 18
N 26
N 27
P1 2
P1 3
P1 4
P1 5
P1 6
P1 7
P2
P2 3
P2 8
P2 9
P4
P7
R 11
R 12
R 13
R 14
R 15
R 16
R 17
R 18
R 28
T12
T13
T14
T15
T16
T17
T23
U 12
U 13
U 14
U 15
U 16
U 17
AD 23
U 26
U 27
U 3
A1
A2
A2 8
A2 9
AH 1
AH 29
AJ 1
AJ 2
AJ 28
AJ 29
B1
B2 9
V1
V1 3
V1 5
V2 3
V2 8
G 21
V2 9
V4
V5
W 26
W 27
W 3
Y 1
Y 28
Y 29
Y 4
Y 5
AG 28
AH 6
AF2
B2 6
B2 5
VSS[ 1]
VSS[ 2]
VSS[ 3]
VSS[ 4]
VSS[ 5]
VSS[ 6]
VSS[ 7]
VSS[ 8]
VSS[ 9]
VSS[ 10 ]
VSS[ 11 ]
VSS[ 12 ]
VSS[ 13 ]
VSS[ 14 ]
VSS[ 15 ]
VSS[ 16 ]
VSS[ 17 ]
VSS[ 18 ]
VSS[ 19 ]
VSS[ 20 ]
VSS[ 21 ]
VSS[ 22 ]
VSS[ 23 ]
VSS[ 24 ]
VSS[ 25 ]
VSS[ 26 ]
VSS[ 27 ]
VSS[ 28 ]
VSS[ 29 ]
VSS[ 30 ]
VSS[ 31 ]
VSS[ 32 ]
VSS[ 33 ]
VSS[ 34 ]
VSS[ 35 ]
VSS[ 36 ]
VSS[ 37 ]
VSS[ 38 ]
VSS[ 39 ]
VSS[ 40 ]
VSS[ 41 ]
VSS[ 42 ]
VSS[ 43 ]
VSS[ 44 ]
VSS[ 45 ]
VSS[ 46 ]
VSS[ 47 ]
VSS[ 48 ]
VSS[ 49 ]
VSS[ 50 ]
VSS[ 51 ]
VSS[ 52 ]
VSS[ 53 ]
VSS[ 54 ]
VSS[ 55 ]
VSS[ 56 ]
VSS[ 57 ]
VSS[ 58 ]
VSS[ 59 ]
VSS[ 60 ]
VSS[ 61 ]
VSS[ 62 ]
VSS[ 63 ]
VSS[ 64 ]
VSS[ 65 ]
VSS[ 66 ]
VSS[ 67 ]
VSS[ 68 ]
VSS[ 69 ]
VSS[ 70 ]
VSS[ 71 ]
VSS[ 72 ]
VSS[ 73 ]
VSS[ 74 ]
VSS[ 75 ]
VSS[ 76 ]
VSS[ 77 ]
VSS[ 78 ]
VSS[ 79 ]
VSS[ 80 ]
VSS[ 81 ]
VSS[ 82 ]
VSS[ 83 ]
VSS[ 84 ]
VSS[ 85 ]
VSS[ 86 ]
VSS[ 87 ]
VSS[ 88 ]
VSS[ 89 ]
VSS[ 90 ]
VSS[ 91 ]
VSS[ 92 ]
VSS[ 93 ]
VSS[ 94 ]
VSS[ 95 ]
VSS[ 96 ]
VSS[ 97 ]
VSS[ 99 ]
VSS[ 10 0]
VSS[ 10 1]
VSS[ 10 2]
VSS[ 10 3]
VSS[ 10 4]
VSS[ 10 5]
VSS[ 10 6]
VSS[ 10 7]
VSS[ 10 8]
VSS[ 10 9]
VSS[ 11 0]
VSS[ 11 1]
VSS[ 11 2]
VSS[ 11 3]
VSS[ 11 4]
VSS[ 11 5]
VSS[ 11 6]
VSS[ 11 7]
VSS[ 11 8]
VSS[ 11 9]
VSS[ 12 0]
VSS[ 12 1]
VSS[ 12 2]
VSS[ 12 3]
VSS[ 12 4]
VSS[ 12 5]
VSS[ 12 6]
VSS[ 12 7]
VSS[ 12 8]
VSS[ 12 9]
VSS[ 13 0]
VSS[ 13 1]
VSS[ 13 2]
VSS[ 13 3]
VSS[ 13 4]
VSS[ 13 5]
VSS[ 13 6]
VSS[ 13 7]
VSS[ 13 8]
VSS[ 13 9]
VSS[ 14 0]
VSS[ 14 1]
VSS[ 14 2]
VSS[ 14 3]
VSS[ 14 4]
VSS[ 14 5]
VSS[ 14 6]
VSS[ 14 7]
VSS[ 14 8]
VSS[ 14 9]
VSS[ 15 0]
VSS[ 15 1]
VSS[ 15 2]
VSS[ 15 3]
VSS[ 15 4]
VSS[ 15 5]
VSS[ 15 6]
VSS[ 15 7]
VSS[ 15 8]
VSS[ 15 9]
VSS[ 16 0]
VSS[ 16 1]
VSS[ 16 2]
VSS[ 16 3]
VSS[ 16 4]
VSS[ 16 5]
VSS[ 16 6]
VSS[ 16 7]
VSS[ 16 9]
VSS[ 17 0]
VSS[ 17 1]
VSS[ 17 2]
VSS[ 17 3]
VSS[ 17 4]
VSS[ 17 5]
VSS[ 17 6]
VSS[ 17 7]
VSS[ 17 8]
VSS_NC TF[ 1]
VSS_NC TF[ 2]
VSS_NC TF[ 3]
VSS_NC TF[ 4]
VSS_NC TF[ 5]
VSS_NC TF[ 6]
VSS_NC TF[ 7]
VSS_NC TF[ 8]
VSS_NC TF[ 9]
VSS_ NCTF[1 0]
VSS_ NCTF[1 1]
VSS_ NCTF[1 2]
VSS[ 17 9]
VSS[ 18 0]
VSS[ 18 1]
VSS[ 18 2]
VSS[ 18 3]
VSS[ 98 ]
VSS[ 18 4]
VSS[ 18 5]
VSS[ 18 6]
VSS[ 18 7]
VSS[ 18 8]
VSS[ 18 9]
VSS[ 19 0]
VSS[ 19 1]
VSS[ 19 2]
VSS[ 19 3]
VSS[ 19 4]
VSS[ 19 5]
VSS[ 19 6]
VSS[ 19 7]
VSS[ 16 8]
VSS[ 19 8]
1 .5 VS
C1 84
.1 U_ 16V_ 04
.
L 77
HC B1 00 5KF-1 21 T2 0_0 4
C2 31
.1 U_ 16V_ 04
1. 5VS
3 .3 V
3 ,1 4, 15 ,16 ,1 7, 19, 24 ,2 8,3 0, 31 ,3 4,3 5, 37
C 24 7
1 U_ 6.3 V_0 4
C 164
. 1U_ 16 V_04
P la ce ab ove C aps wi th in 10 0 m il s o f ICH o n t he bo tto m
s id e o r 140 m ils on t he to p n ea r D 28 , T 28 , A D28
C1 82 . 1U _16 V_0 4
Z1 80 3
20mils
1. 5VS
20mils
5 VS
0 32 6 D 03
VCCG LAN3 _3
.
L 12
HC B16 08KF- 12 1T2 5_ 06
1. 05VS
C1 85
.1 U_ 10V_ X7 R_0 4
3.3 VS
10mils
.
L1 5
HC B10 05KF- 12 1T2 0_ 04
Pl ace w ith in 10 0mi ls of
IC H o n the b ott om si de or
14 0 m il s o n the to p nea r
pi n A E7
VCCG LANPL L
C 20 4
2 2U _6. 3V_ 08
D2 4
SCS7 51V- 40
A
C
TP_ VC CSU S1 05 _I CH2
1 .5 VS_ PCI E_ IC H
TP_ VC CSU S1 05 _I CH1
Layout note:
1 .5VS
VC CLAN 3_3
C 17 6 .1 U_ 16V_ 04
C 52 5 .1 U_ 16V_ 04
1 .5V
TP_ VC CSU S1 5_ IC H1
C 52 6 .1 U_ 16V_ 04
+
C 19 2
2 20 U_4 V_D
TP_ VC CSU S1 5_ IC H2
C1 69
.1 U_1 6V_ 04
C1 94
2 2n_ 16 V_04
0 32 5 D03
C17 3
.1U _1 6V_0 4
Layout note:
C16 1
.1U _1 0V_X7R _0 4
Pl ac e a t MCH e dge
C47 4
.1 U_1 6V_ 04
3 .3 VS
2 ,3 ,6 ,7, 10 ,1 2, 13, 14 ,1 5,1 6, 17 ,19 ,2 0, 22 ,23 ,2 4, 25, 26 ,2 7,2 8, 32 ,3 3,3 6, 37
1 .5 VS
4, 10 ,1 5,1 6, 19 ,2 0,2 5, 28
P lac e wit hi n 1 00 mi ls
o f p in A1 6 and T 7 o f
I CH8 M on th e b ot tom
s ide o r 1 40 mi ls on
t he to p s id e
5 V
C47 3
.1 U_1 6V_ 04
03 24 D0 3
C1 93
4. 7U _6. 3V_ 06
.
L1 4
HC B10 05KF- 12 1T2 0_ 04
C1 88
22 U_ 6. 3V_0 8
20mils
C20 7
.1U _1 0V_X7R _04
C7 20
.1 U_ 10V_ X7 R_0 4
10mils
0 32 4 D 03
C1 86
10 U_1 0V_ 08
C 52 7 .1 U_ 16V_ 04
P lac e wit hin 1 00m il s o f ICH o n t he
b ott om si de or 14 0 mil s on th e t op
Pl ac e w it hin 1 00m il s
of I CH on th e bot to m
si de or 1 40 mi ls on
th e top
Pl ac e w it hin 1 00m il s o f ICH
on t he bo tto m sid e or 14 0 m ils
on t he to p n ea r p in F 1
C18 0
*1U_ 6. 3V_0 4
C2 05
4 .7 U_ 6.3 V_0 6
Layout note:
Layout note:
3 .3V
3 .3 VS
C2 22
.1 U_ 16 V_ 04
3.3 V
10mils
R3 46
0_0 4
3. 3VS
1 .5 VS
C47 1
.1 U_1 6V_ 04
TP_ VCCC L_ 15
C 52 0 .1 U_ 16V_ 04
C2 41
1U _6 .3 V_ 04
D1 1
SCS7 51V- 40
A
C
Layout note:
1 .05 VS
RTCVCC
1 5
C 219
1 U_6 .3 V_0 4
10mils
10mils
3.3 VS
CLO SE TO pi n A23
Z18 09
VC CL AN3_ 3
R3 47
0_0 4
TP_ VCCC L_ 105
RTCVC C
C 21 1
. 1U _16 V_0 4
0 325 D 03
VCC5 REF
.
L 78
*HC B10 05KF- 12 1T2 0_ 04
Layout note:
1. 5VS_PC IE_I CH
C46 9
. 1U _10 V_X7R_ 04
P lac e wit hi n 1 00 mi ls
o f p in G4 o f I CH 8M on
t he bo tto m sid e of
1 40m il s o n the t op
TP_VCC LAN1 05 _I CH2
C 19 6
. 1U _1 6V_0 4
Z18 08
Z180 2
C2 06
.1 U_ 10 V_ X7 R_ 04
+
C15 8
*220 U_ 4V_D
10mils
1 .5VS_ PCIE_ IC H
TP_VCC LAN1 05 _I CH1
.
L 79
HC B1 00 5KF-1 21 T2 0_0 4
032 4 D0 3
10mils
V5REF_ SUS
V5R EF_ SUS
03 18 D0 3
3 .3V
VCC SATAPLL
VCC 5REF
.
L 80
*HC B10 05KF- 12 1T2 0_ 04
Layout note:
032 5 D0 3
C 76 0
*1 U_ 10V_ 06
1. 5VS
C19 1
.0 1U_ 16 V_X7 R_ 04
C 470
. 1U_ 16 V_04
20mils
VC CGL AN3_ 3
R1 89
10 _0 4
3.3 VS
C2 20
.1 U_1 0V_ X7R _0 4
C1 95
.1 U_ 16 V_ 04
C 75 5
1 U_ 10V_ 06
1.0 5VS
R3 36
0_0 4
C 24 5
1 0U _10 V_0 8
R13 4
0_0 6
1 .5 V
2 8, 30, 34
VC CGL ANPLL
CO
RE
VC
CA
3
G
P
AT
X
AR
X
US
B C
O
R
E
PC
I
GL
AN
PO
WE
R
V
C
CP
_C
OR
E
VC
CPS
US
VC
CP
U
S
B
U 19F
I CH9 M
A6
AE1
AA24
AA25
AB24
AB25
AC24
AC25
AD24
AD25
AE25
AE26
AE27
AE28
AE29
F25
G25
H24
H25
J24
J25
K24
K25
L23
L24
L25
M24
M25
N23
N24
N25
P24
P25
R24
R25
R26
R27
T24
T27
T28
T29
U24
AG29
R2 9
AC16
AD15
AD16
AE15
AF15
AJ19
AJ6
AC11
AD11
AJ5
A10
A11
A15
B15
C1 5
D1 5
E15
F15
L1 1
L1 2
L1 4
L1 6
L1 7
L1 8
M1 1
M1 8
P11
P18
T1 1
T1 8
U1 1
U1 8
A12
B12
AJ4
AJ3
AB23
AC23
F9
G3
G6
J2
J7
K7
A23
A18
D1 6
D1 7
E22
T1
T2
T3
T4
T5
T6
U6
U7
V6
V7
W6
W7
AG10
AC8
F17
G9
AC12
AC13
AC14
AA7
AF1
B9
AB6
V12
V17
V14
V11
V18
V16
E27
D29
E26
D28
A26
A27
AD19
Y6
AD8
F18
Y2 3
W2 3
G2 2
B24
A24
G2 3
W24
V25
U25
W25
U23
V24
K23
Y24
Y25
AG15
AH15
AJ15
AE11
AF11
Y7
AF20
AG24
AC20
AC10
AC21
G10
AC19
AC18
AC9
AJ10
AH10
AG11
AB7
AC6
AC7
T7
V5REF
V5REF_ SUS
VCC1 _5 _B[1 ]
VCC1 _5 _B[2 ]
VCC1 _5 _B[3 ]
VCC1 _5 _B[4 ]
VCC1 _5 _B[5 ]
VCC1 _5 _B[6 ]
VCC1 _5 _B[7 ]
VCC1 _5 _B[8 ]
VCC1 _5 _B[9 ]
VCC1 _5 _B[1 0]
VCC1 _5 _B[1 1]
VCC1 _5 _B[1 2]
VCC1 _5 _B[1 3]
VCC1 _5 _B[1 4]
VCC1 _5 _B[1 5]
VCC1 _5 _B[1 6]
VCC1 _5 _B[1 7]
VCC1 _5 _B[1 8]
VCC1 _5 _B[1 9]
VCC1 _5 _B[2 0]
VCC1 _5 _B[2 1]
VCC1 _5 _B[2 2]
VCC1 _5 _B[2 3]
VCC1 _5 _B[2 4]
VCC1 _5 _B[2 5]
VCC1 _5 _B[2 6]
VCC1 _5 _B[2 7]
VCC1 _5 _B[2 8]
VCC1 _5 _B[2 9]
VCC1 _5 _B[3 0]
VCC1 _5 _B[3 1]
VCC1 _5 _B[3 2]
VCC1 _5 _B[3 3]
VCC1 _5 _B[3 4]
VCC1 _5 _B[3 5]
VCC1 _5 _B[3 6]
VCC1 _5 _B[3 7]
VCC1 _5 _B[3 8]
VCC1 _5 _B[3 9]
VCC1 _5 _B[4 0]
VCC3 _3 [1]
VC CDMIPL L
VCC1 _5 _A[1 ]
VCC1 _5 _A[2 ]
VCC1 _5 _A[3 ]
VCC1 _5 _A[4 ]
VCC1 _5 _A[5 ]
VCCSATAPL L
VCC3 _3 [2]
VCC1 _5 _A[9 ]
VCC1 _5 _A[1 0]
VCCU SBPL L
VCCL AN1 _05 [1 ]
VCCL AN1 _05 [2 ]
VC C1_ 05 [1]
VC C1_ 05 [2]
VC C1_ 05 [3]
VC C1_ 05 [4]
VC C1_ 05 [5]
VC C1_ 05 [6]
VC C1_ 05 [7]
VC C1_ 05 [8]
VC C1_ 05 [9]
VCC1 _0 5[ 10]
VCC1 _0 5[ 11]
VCC1 _0 5[ 12]
VCC1 _0 5[ 13]
VCC1 _0 5[ 14]
VCC1 _0 5[ 15]
VCC1 _0 5[ 16]
VCC1 _0 5[ 17]
VCC1 _0 5[ 18]
VCC1 _0 5[ 19]
VCC1 _0 5[ 20]
VCCL AN3 _3[ 1]
VCCL AN3 _3[ 2]
VC CH DA
VC CSUSH DA
V_ CPU_ IO [1]
V_ CPU_ IO [2]
VCC3 _3 [9]
VC C3_ 3[ 10]
VC C3_ 3[ 11]
VC C3_ 3[ 12]
VC C3_ 3[ 13]
VC C3_ 3[ 14]
VCCR TC
VC CSUS3 _3 [1]
VC CSUS3 _3 [2]
VC CSUS3 _3 [3]
VC CSUS3 _3 [4]
VC CSUS3 _3 [6]
VC CSUS3 _3 [7]
VC CSUS3 _3 [8]
VC CSUS3 _3 [9]
VCC SUS3_ 3[ 10]
VCC SUS3_ 3[ 11]
VCC SUS3_ 3[ 12]
VCC SUS3_ 3[ 13]
VCC SUS3_ 3[ 14]
VCC SUS3_ 3[ 15]
VCC SUS3_ 3[ 16]
VCC SUS3_ 3[ 17]
VCC1 _5 _A[1 3]
VCC SUS1_ 05 [1]
VCC SUS1_ 05 [2]
VCC1 _5 _A[2 2]
VCC1 _5 _A[2 3]
VCC1 _5 _A[2 4]
VCC1 _5 _A[2 5]
VCC1 _5 _A[2 6]
VC CSUS3 _3 [5]
VCC3 _3 [8]
VCC1 _5 _A[2 7]
VCC1 _0 5[ 22]
VCC1 _0 5[ 25]
VCC1 _0 5[ 23]
VCC1 _0 5[ 21]
VCC1 _0 5[ 26]
VCC1 _0 5[ 24]
VCCG LAN1 _5 [4 ]
VCCG LAN1 _5 [2 ]
VCCG LAN1 _5 [3 ]
VCCG LAN1 _5 [1 ]
VCCG LAN3 _3
VCCG LANPL L
VCC3 _3 [3]
VCC SUS3_ 3[ 18]
VC CSUS1 _5 [1]
VC CSUS1 _5 [2]
VC C_D MI [2]
VC C_D MI [1]
VCCC L1 _0 5
VCC CL3 _3 [2]
VCC CL3 _3 [1]
VCC CL 1_ 5
VCC1 _5 _B[4 5]
VCC1 _5 _B[4 3]
VCC1 _5 _B[4 1]
VCC1 _5 _B[4 6]
VCC1 _5 _B[4 4]
VCC1 _5 _B[4 2]
VCC1 _5 _B[4 7]
VCC1 _5 _B[4 8]
VCC1 _5 _B[4 9]
VCC1 _5 _A[6 ]
VCC1 _5 _A[7 ]
VCC1 _5 _A[8 ]
VCC1 _5 _A[1 1]
VCC1 _5 _A[1 2]
VCC SUS3_ 3[ 19]
VCC3 _3 [4]
VCC3 _3 [5]
VCC3 _3 [6]
VCC3 _3 [7]
VCC1 _5 _A[2 0]
VCC1 _5 _A[2 1]
VCC1 _5 _A[1 9]
VCC1 _5 _A[1 8]
VCC1 _5 _A[1 7]
VCC1 _5 _A[1 6]
VCC1 _5 _A[1 5]
VCC1 _5 _A[1 4]
VCC1 _5 _A[2 8]
VCC1 _5 _A[2 9]
VCC1 _5 _A[3 0]
VCC SUS3_ 3[ 20]
C1 81
*.1 U_ 10 V_ X7 R_ 04
C1 75
.1 U_ 16 V_ 04
10mils
5 V
2 0, 21 ,25 ,2 8, 29, 30 ,3 1,3 2, 33 ,3 4,3 5, 37
3 .3V
Sheet 19 of 48
ICH9M 4/4
Summary of Contents for L390T
Page 1: ......
Page 2: ......
Page 3: ...Preface I Preface LCD Computer L390T Service Manual...
Page 26: ...Introduction 1 12 1 Introduction...
Page 51: ...Part Lists LCD L390T A 3 A Part Lists LCD L390T 3 Figure A 1 LCD L390T...
Page 52: ...Part Lists A 4 Stand L390T A Part Lists Stand L390T Figure A 2 Stand L390T...
Page 53: ...Part Lists Back Fan 1 L390T A 5 A Part Lists Back Fan 1 L390T Figure A 3 Back Fan 1 L390T...
Page 54: ...Part Lists A 6 Back Fan 2 L390T A Part Lists Back Fan 2 L390T Figure A 4 Back Fan 2 L390T...
Page 55: ...Part Lists DVD L390T A 7 A Part Lists DVD L390T Figure A 5 DVD L390T...
Page 56: ...Part Lists A 8 Combo L390T A Part Lists Combo L390T Figure A 6 Combo L390T...