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------------------
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INTEL
AMD
nVIDIA
SIS
VIA
nVIDIA
X
751LN
Re
pair Guide
Aug
/
12
/
20
1
4
Changcai
_
zhou
GTSD
BLOCK DIAGRAM
POWER FLOW
POWE
R ON SEQUENCE
Signal
Measure Point
-
Bottom
6
D5801 +5VSUS_PWRGD
7
51
20
-
1
,PL8003 VC
ORE_CPU
37
6
D58
0
2
+3VSUS_PERGD
683
33330
O_PSON#
641
1
R3067
+3VA_EC
498
20
.
D2
5
01 ALL_SYS_PWRGD
532
5
.
Q5708
+5VSUS_ON
6
77
9
D2
505
ME_AC_PRESENT
7
66
21
.
D0601
CORE_PWRGD
650
3
.
R
3
0
3
5 PCH_SLPSUS#
3
8
9
7
Q3002 ME_SUSPWRDNACK
_EC
368
23
.
SL2540
P
M_SYSPWROK
664
16
.
P
Q5705 SUSC_EC
#
6
68
VA
4
90
17
.
P
Q9109
SUSB_EC#
458
22
.
D2
5
0
2
PM_
PWROK
665
25
.
Q3204
PLT_RST#
554
24
.
R0815
H_CPUPWRGD
455
10
R2
510
P
CH
_SUSACK#
5
8
2
2
Q3203 EC_RST
691
14
.
RN3006
PM_SUSC#
378
15.
RN3006 PM_SUSB#
378
5
Q5766
+3VSUS_ON
5
70
12
.
SL2521
PM_PWRBTN#
5
94
4
R
58
0
1
PM_PWROK
662
PSL810
1
+5V
0
510
PL8
8801
P_CHG_LX_30
51
5
16
PD8300
+
1
.35
V_ON
686
PSL8100 +3VADSW0
487
PSL8401 +1.5V0
351
PSL8
3
01 +
1.3
5V
138
PL8502 +NVDD
22
PL8200 +1.05VSUSO
378
PSL8100
+5VA
550
PR9103 +12VS
Signal Measure Point
-
Top
PU300 +3VSB
13
.
R2
527
SLP_LAN#
382
13
.
SL251
1 SLP_A#
380
8
Q3303
PM_RSMRST#
571
11
.
D6
107
PWR_SW#
_R
667
PSL8503
+3VA
494
Signal Measure Point
-
Top
PU300 +3VSB
13
.
R2
527
SLP_LAN#
382
13
.
SL251
1 SLP_A#
380
8
Q3303
PM_RSMRST#
571
11
.
D6
107
PWR_SW#
_R
667
PSL8503
+3VA
494
Signal
Measure Point
-
Bottom
6
D5801 +5VSUS_PWRGD
7
51
20
-
1
,PL8003 VC
ORE_CPU
37
6
D58
0
2
+3VSUS_PERGD
683
33330
O_PSON#
641
1
R3067
+3VA_EC
498
20
.
D2
5
01 ALL_SYS_PWRGD
532
5
.
Q5708
+5VSUS_ON
6
77
9
D2
505
ME_AC_PRESENT
7
66
21
.
D0601
CORE_PWRGD
650
3
.
R
3
0
3
5 PCH_SLPSUS#
3
8
9
7
Q3002 ME_SUSPWRDNACK
_EC
368
23
.
SL2540
P
M_SYSPWROK
664
16
.
P
Q5705 SUSC_EC
#
6
68
VA
4
90
17
.
P
Q9109
SUSB_EC#
458
22
.
D2
5
0
2
PM_
PWROK
665
25
.
Q3204
PLT_RST#
554
24
.
R0815
H_CPUPWRGD
455
10
R2
510
P
CH
_SUSACK#
5
8
2
2
Q3203 EC_RST
691
14
.
RN3006
PM_SUSC#
378
15.
RN3006 PM_SUSB#
378
5
Q5766
+3VSUS_ON
5
70
12
.
SL2521
PM_PWRBTN#
5
94
4
R
58
0
1
PM_PWROK
662
PSL810
1
+5V
0
510
PL8
8801
P_CHG_LX_30
51
5
16
PD8300
+
1
.35
V_ON
686
PSL8100 +3VADSW0
487
PSL8401 +1.5V0
351
PSL8
3
01 +
1.3
5V
138
PL8502 +NVDD
22
PL8200 +1.05VSUSO
378
PSL8100
+5VA
550
PR9103 +12VS
POWE
R ON SEQUENCE
POWER FLOW
-----------------------------------------------------------------------------------------------------------------------------
------------------
---------------------
INTEL
AMD
nVIDIA
SIS
VIA
nVIDIA
X
751LN
Re
pair Guide
Aug
/
12
/
20
1
4
Changcai
_
zhou
GTSD
BLOCK DIAGRAM
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