Clevo W240BU, Service Manual

Page: 72 / 97

Schematic Diagrams
B - 20 POWERGOOD/ TPM
B.Schematic Diagrams
POWERGOOD/ TPM
R 7 7 6 *0 _ 04
P W R G D _ V C OR E 3 5
R 8 19 *0 _ 0 4
3 . 3 V
S Y S _P W R OK
S B _ P W R O K
B U F _ P L T _R S T # 1 5 , 23 , 2 4 , 26 , 2 7
L P C _ A D 3 1 5 , 2 7
L P C _ A D 1 1 5 , 2 7
L P C _ A D 0 1 5 , 2 7
P C L K _T P M 1 5
LP C _ F R A M E # 15 , 2 7
L P C _ A D 2 1 5 , 2 7
P C I _ C LK R U N # 1 5
S 4 _ S T A TE # 1 6
C 84 1
1 u_ 6 . 3 V _Y 5 V _0 4
R 8 14 *0 _ 0 4
R 8 16 *0 _ 0 4
R 8 17 *0 _ 0 4
R 8 18 *0 _ 0 4
1 . 1 V _ P W R G D 33
R 7 7 5 0_ 0 4
O N
3 . 3 V
S U S B # 1 6 , 2 6, 27 , 3 0
R 7 74
10 K _ 0 4
R 3 6 4 0 _0 4
R 3 6 5 0 _0 4
3 . 3 V
D D R 1. 5 V _ P W R GD 3 2 , 35
R 8 20 *0 _ 0 4
S E R I R Q 15 , 2 7
C 8 8 2
*1 8 p_ 5 0 V _N P O_ 0 4
XTAL O
X 12 * 3 2. 7 6 8 K H z
1 4
3
2
XTAL I
C 8 81
*1 8p _ 5 0V _ N P O_ 0 4
R 8 24 *1 0 K _ 04
T P M_ P P
P C L K _ TP M
R 8 23 *1 0 K _ 04
R 8 21 *3 3 _ 04
R 8 22 *1 0 K _ 04
LPC re se t t iming:
TPM 1.2
HI: 4E/ 4F H
L OW: 2E/ 2F H
TPM_PP
TPM_BADD
LPCP D# inac tive to L RST# in act ive 3 2~9 6us
Ass er ted b efo re en te ring S3
HI: ACCESS
L OW: NORMAL ( Int ernal PD )
C 8 83 *1 0 p_ 5 0 V _0 4
3 . 3 V S
C 8 7 6
*0 . 1 u _1 6 V _ Y 5 V _ 04
3 . 3 V S
3 . 3 V S
C 8 77
*0 . 1 u _1 6 V _ Y 5 V _ 04
C 8 7 8
*0 . 1 u_ 1 6 V _Y 5 V _0 4
C 87 9
* 1u _ 1 6V _ X 5 R _ 06
C 8 8 0
*0 . 1 u _1 6 V _ Y 5 V _ 04
T P M3 0 05
T P M_ B A D D
TPM
U 5 0
* S L B 96 3 5 TT
L A D 3
1 7
L A D 0
2 6
L A D 1
2 3
L A D 2
2 0
V D D 1
10
X T A LI
13
V D D 3
24 V D D 2
19
L F R A M E #
2 2
L C L K
2 1
L R E S E T#
1 6
S E R I R Q
2 7
C LK R U N #
1 5
GN D _ 1
4
GN D _ 2
11
GN D _ 3
18
GN D _ 4
25
G P I O
6
GP I O 2
2
XT A L O
14
T E S T I
8
T E S T B I / B A D D
9
P P
7
N C _ 1
1
N C _ 2
3
N C _ 3
1 2
L P C P D #
2 8
V S B
5
T P M3 0 0 2
T P M3 0 04
T P M_ P P
T P M3 0 0 3
T P M3 0 0 1
T P M_ B A D D
X 13 * 3 2. 7 6 8 K H z
1 4
3
2
U 2 2 B
7 4 LV C 0 8P W
4
5
6
14
7
3 . 3 V
S Y S _ R S T# 16
R 3 6 7
*1 0 K _ 04
U 2 2 C
74 L V C 0 8 P W
9
1 0
8
14
7
U 2 2 A
7 4 LV C 0 8P W
1
2
3
14
7
3 . 3 V
S B _ P W R GD 16
A L L _ S Y S _ P W R GD 2 0 , 2 7
U 22 D
7 4 LV C 0 8P W
1 2
1 3
11
14
7
R 8 15 *0 _ 0 4
1 . 8 V _ P W R G D 34
Sheet 19 of 41
POWERGOOD/
TPM