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Schematic Diagrams
B - 4 ONTARIO DISPLAY/ CLK/ MISC
B.Schematic Diagrams
ONTARIO DISPLAY/ CLK/ MISC
1 . 8 V S
R 5 1
1 K _ 0 4
C P U _ S V D
A P U _P W R GD
R 5 9 3
1 0 0 K _ 0 4
R 5 4
*1 K _ 0 4
R 5 3
*1 K _ 0 4
R 3 5
* 1 0 m il _ s h or t _ 04
R 3 6
* 1 0 m il _ s h or t _ 04
R 7 1
* 0_ 0 4
J 1 0 8 _P L LT S T 1
A P U _ T E S T 1 8 _ P L L TE S T 1
A P U _ T E S T 1 9 _ P L L TE S T 0
J 1 0 8 _P L LT S T 0
R 7 0
* 0_ 0 4
R 4 2
5 1 _ 04
R 4 3
5 1 _ 04
D B R E Q#
R 6 9
3 0 0 _1 % _ 0 4
R 5 0
0 _ 0 4
D B R D Y
De l R3 5, R36 , R 38 3 /7
3 . 3V S
ONTARIO DISPLAY/CLK/MISC
A P U _ T E S T 3 6
De l R1 6 , R5 98 3 /7
R 4 0
51 0 _ 1 % _ 0 4
C P U _T H E R MT R I P #
8
A P U _ C L K P
7
C P U _ S V D
2 8
C P U _S V C
2 8
H D T+ H E A D E R / P L A C E O N T OP
P O R T C _H P D
1 4
A P U _ C L K N
7
1 . 8 V S
R 3 3
*1 0 m i l _s h o rt _ 0 4
R 3 4
*1 0 m i l _s h o rt _ 0 4
R 31
*0 _ 0 4
R 32
*0 _ 0 4
1 . 8 V S
De l R3 3, R3 4 3 /7
1 . 8 V S
A P U _ S I D
A P U _ P W R G D
7 , 2 8
L D T _ R S T #
7
R 6 5
*0 _ 0 4
R 5 9
1 K _ 04
LD T _ R S T#
R 6 6
*1 0 K _ 0 4
R 4 1
51 0 _ 1 % _ 0 4
R 4 4
* 1K _ 04
A P U _ TA LE R T #
9 , 2 0
R 5 9 1
1 0 0 K _ 0 4
A L LO W _ L D T S T P 7
R 5 8
1 K _ 0 4
1 . 8 V S
R 5 9 8
*1 0 m i l_ s h o rt _ 0 4
R 1 6
*1 0 m i l_ s h o rt _ 0 4
1 . 8 V S
C 2 3
0 . 1 u _1 6 V _ Y 5 V _ 0 4
C 2 4
0 . 1 u _1 6 V _ Y 5 V _ 0 4
1 . 8 V S
L D T _ R S T #
J 1
*H D R 1 0 X 2 - B L U E - V E R T I C A L P L U G
1
C PU _VD DI O
2
CP U_T CK
3
G N D
4
C PU _TM S
5
G N D
6
C PU _TD I
7
G N D
8
C PU _TD O
9
C PU _TR ST _L
1 0
CP U_ PWR O K_B UF
1 1
C PU _DB RD Y3
1 2
CP U_R ST _L_B UF
1 3
C PU _DB RD Y2
1 4
CPU _D BR DY0
1 5
C PU _DB RD Y1
1 6
C PU_ DB RE Q_L
1 7
G N D
1 8
C PU _PLL TE ST0
1 9
C PU _VD DI O
2 0
C PU _PLL TE ST1
A P U _ S I D
8
A P U _ S I C
8
O N TA RI O ( 2. 0)
P AR T 3 OF 5
TEST
VG
A D
AC
JT
AG
CTR
L
SE
R
CL
K
DP
M
IS
C
DI
S
PL
AYP
OR
T
0D
IS
PL
AYP
OR
T
1
ANAL OG/DISPLAY/M
ISC
U 1 B
O N T A R I O _ A P U
V 5
R SV D_3
W 11
R SV D_2
B 4
R SV D_1
F 1
V SS _SE NS E
F 3
V DD IO _M E M _S_S EN SE
G1
V DD CR _CP U_S EN SE
F 4
V DD CR _NB _SE NS E
M1
D BR EQ _L
M3
D BR DY
M4
T RS T_L
P 2
T M S
P 1
TC K
N 1
T DO
N 2
T DI
T2
A LER T_L
U 2
T HE RM T RI P_L
U 1
P RO C HO T_ L
T4
P WRO K
T3
R ES ET _L
P 4
S I D
P 3
SI C
J2
S VD
J1
SV C
D 1
DI SP _C LKI N_ L
D 2
DI SP _C LKI N_ H
V 1
CLK I N_L
V 2
CLK I N_H
C 8
LT DP 0_T XN 3
D 8
LT DP 0_T XP 3
B 6
LT DP 0_T XN 2
A 6
LT DP 0_T XP 2
C 6
LT DP 0_T XN 1
D 6
LT DP 0_T XP 1
A 5
LT DP 0_T XN 0
B 5
LT DP 0_T XP 0
B 10
T DP 1_TX N3
A 10
T DP 1_TX P3
C 10
T DP 1_TX N2
D 10
T DP 1_TX P2
A 9
T DP 1_TX N1
B 9
T DP 1_TX P1
B 8
T DP 1_TX N0
A8
T DP 1_TX P0
T 1
DM AA CT I VE _L
K 3
TE ST 38
R 5
TE ST 37
N 5
TE ST 36
H 4
TE ST 35
T 1 5
T ES T34 _L
U 1 5
T EST 34_H
J 1 9
T ES T33 _L
J 1 8
T EST 33_H
M2 1
TE ST 31
M5
T ES T28 _L
L 5
T EST 28_H
K 2
T ES T25 _L
K 1
T EST 25_H
M2
TE ST 19
L 2
TE ST 18
L 1
TE ST 17
K 4
TE ST 16
E 4
TE ST 15
T 5
TE ST 14
R 6
TE ST 6
R 2
TE ST 5
R 1
TE ST 4
D 1 2
D AC _ZV SS
D 4
DA C_S DA
F 2
DA C_S CL
E 2
DA C_V SY NC
E 1
DA C_H SY NC
B 1 3
D AC _BLU EB
A 1 3
DA C_B LUE
B 1 2
DA C_ GR EE NB
A 1 2
D AC _G RE EN
D 1 3
D AC _RE DB
C 1 2
DA C_R ED
D 3
LTD P0_H PD
B 3
LT DP 0_AU XN
A 3
LT DP 0_AU XP
C 1
TD P1_H PD
C 2
T DP 1_AU XN
B 2
T DP 1_AU XP
H 1
D P_V AR Y_B L
H 2
D P_D I GO N
G2
DP _BLO N
H3
DP _ZV SS
ON _ V A R Y 1 2
D A C _ H S Y N C
1 4
D A C _ V S Y N C
1 4
D A C _ D D C A D A T A 1 4
D A C _ D D C A C L K 1 4
A P U _ T R S T #
A P U _ S I C
R 19
1 K _ 0 4
R 15
*1 K _0 4
3 . 3 V S
A P U _ T H E R M T R I P #
A P U _ S I C
A P U _ S I D
3 . 3 V
A P U _ T A L E R T#
R 22
1 K _ 0 4
R 24
1 K _ 0 4
R 20
1 K _ 0 4
R 17
1 K _ 0 4
P R OC H OT #
O N _ V A R Y
O N _ D I GO N
O N _ B L O N
H D MI _D D C _ C L K 1 4
H D MI _D D C _ D A T A 1 4
H D M I _ D D C _ D A T A
H D M I _ D D C _ C L K
R 6 7
*1 0 K _ 0 4
R 6 8
*1 0 K _ 0 4
R 5 6
1 K _ 0 4
C 2 2
* 1 5 0p F _N P O _ 5 0V _0 4 0 2
C 2 1
* 1 5 0p F _ N P O _ 50 V _0 4 0 2
R 52
1 K _ 0 4
L D T R S T_ R
L D T P W R G D _ R
R 3 7
1K _ 04
Reserve
R 25
0 _ 04
R 6 1
1 K _ 0 4
A P U _ T C K
1 . 8 V S
A P U _ T D I
A P U _ T MS
A P U _ T C K
A P U _ T D O
A P U _ T R S T #
R 6 3
1 K _ 0 4
A P U _ T M S
R 6 4
1 K _ 0 4
A P U _ S I C
A P U _ S I D
A P U _ T D I
R 3 8
* 1 0 m il _ s h or t _ 04
A P U _ T D O
R 3 0
4 9 9 _ 1% _ 0 4
D B R D Y
D B R E Q#
Fo r ANX3 11 0 3 /1 0
D P _H P D
1 2
S B _ P R OC H OT #
9
C P U _ V D D N B _R U N _ F B _H
2 8
P R O C H OT #
A P U _ B P 1 _ T S T U P D _ U S C L K 1
A P U _ P W R GD
A P U _ T E S T 1 8 _P LL T E S T 1
A P U _ T E S T 2 5 _L _ B Y P A S S C L K
A P U _ T E S T 1 9 _P LL T E S T 0
A P U _ T E S T 2 5 _H _ B Y P A S S C L K
A P U _ T E S T 3 3 _L _ M _ C L K T S T _ L
A P U _ T E S T 3 3 _H _ M_ C L K T S T _ H
A P U _ T E S T 3 5
A P U _ T H E R M D A
R 6 2
1 00 K _0 4
A P U _ T H E R M D C
A P U _ T H E R M T R I P #
C P U _ V D D N B _ R U N _ F B _ L
2 8
C P U _ V D D 0 _ R U N _ F B _ L
2 8
L V D S _D D C _ D A T A 1 2 , 1 3
L V D S _D D C _ C L K 1 2 , 1 3
L V D S _ D D C _ D A T A
L V D S _ D D C _ C L K
D A C _ R S E T
L D TR S T _ R
L D TP W R GD _ R
O N _ D I GO N
L D T _ R S T #
O N _ V A R Y
O N _ B L O N
P R O C H OT #
O N D P _ C A L R
O N _ D MA A C T I V E #
V D D C R _ C P U _ S E N S E
V D D I O_ S U S _ S E N S E
V D D C R _ N B _ S E N S E
V S S _ S E N S E
R 3 9
1K _ 04
R 2 1
1 5 0 _ 1 %_ 0 4
R 1 2
1K _0 4
R 5 9 2
1 0 0 K _ 0 4
R 1 4
30 0 _ 1 % _ 0 4
R 6 0
*1 0 0 K _ 0 4
3 /21
P R O C H OT #
7
R 1 1
1K _0 4
A P U _ P W R G D
H D MI B _D 2 B P
1 4
LV D S - LC L K P
1 3
LV D S - LC L K N
1 3
H D MI B _D 1 B P
1 4
H D MI B _D 1 B N
1 4
H D MI B _D 2 B N
1 4
H D M I B _ C L K B N
1 4
H D MI B _D 0 B P
1 4
H D MI B _D 0 B N
1 4
L V D S -L 2 P
1 2 , 1 3
L V D S -L 2 N
1 2 , 1 3
H D M I B _ C L K B P
1 4
L V D S -L 0 N
1 3
L V D S -L 0 P
1 3
L V D S -L 1 N
1 2 , 1 3
L V D S -L 1 P
1 2 , 1 3
LV DS
H DM I
U 4 4
*7 4 A H C 1 G 0 8G W
1
2
5
4
3
LD T _ R S T# _ B U F
A P U _ P W R G D _ B U F
L D T _R S T # _ B U F
1 . 8 V S
N B _ E N A V D D
13
R 13
3 0 0 _1 % _ 0 4
S MC _ C P U _ T H E R M
8 , 9 , 2 0
S MD _ C P U _ T H E R M
8 , 9 , 2 0
R 4 5
* 1 0 m il _ s h or t _ 04
C P U _ V D D 0 _ R U N _ F B _ H
2 8
C 84 0
0 . 1 u _ 16 V _ Y 5 V _ 0 4
B L O N
1 3
R 4 6
* 1 0 m il _ s h or t _ 04
C P U _ S V C
H D T _T R S T #
F or ANX31 10 3 /10
D A C _R E D
1 4
D A C _B L U E
14
D A C _G R E E N
1 4
R 2 7
1 5 0 _1 % _ 0 4
R 2 8
1 5 0 _1 % _ 0 4
R 4 8
* 1 0 m il _ s h or t _ 04
R 2 9
1 5 0 _1 % _ 0 4
A P U _P W R GD _ B U F
D I S P _ C LK N
7
D I S P _ C LK P
7
R 4 9
* 1 0 m il _ s h or t _ 04
U 4 5
*7 4 A H C 1 G 0 8G W
1
2
5
4
3
1 . 8 V S
Sheet 3 of 43
ONTARIO
DISPLAY/ CLK/
MISC
Summary of Contents for W270BUQ Series
Page 1: ...W270BUQ Series ...
Page 2: ...Preface I Preface Notebook Computer W270BUQ Service Manual ...
Page 23: ...Introduction 1 12 Mainboard Overview Bottom Connectors 1 Introduction ...
Page 38: ...Top A 3 A Part Lists Top 灰色 尚盟 Figure A 1 Top ...
Page 39: ...A 4 Bottom 9W A Part Lists Bottom 9W Figure A 2 Bottom ...
Page 40: ...Bottom 18W A 5 A Part Lists Bottom 18W Figure A 3 Bottom ...
Page 41: ...A 6 SATA DVD DUAL A Part Lists SATA DVD DUAL 志精 Figure 4 SATA DVD DUAL ...
Page 42: ...LCD A 7 A Part Lists LCD Figure A 5 LCD ...
Page 43: ...A 8 LCD A Part Lists ...
Page 73: ...Schematic Diagrams B 30 APU CORE NB CORE B Schematic Diagrams ...
Page 76: ...www s manuals com ...