Schematic Diagrams
B - 22 LED, FAN, PC BEEP, TP, FP
B.Schematic Diagrams
LED, FAN, PC BEEP, TP, FP
Sheet 21 of 36
LED, FAN, PC
BEEP, TP, FP
5 V S
3 . 3 V S
5V S _ F A N
5 V S
5V S
5 V S
V D D 3
3 . 3 V S
3. 3V S
5V S
5 V S _T P
5 V
F A N _ D C _ V O L
F A N _ D C _ V O L
3 . 3 V S _F P
3. 3V S
5V S
V D D 3
V D D 3
V D D 3
5 V S
1 2 , 1 8, 19 , 2 4 , 2 5 , 2 7
5 V
1 9 , 2 0, 24 , 2 5 , 2 8 , 2 9 , 3 0 , 3 1
V D D 3
2 , 1 5 , 2 6, 27 , 2 9 , 3 1 , 3 2
3 . 3 V S
6 , 1 0 , 1 1, 12 , 1 3 , 1 4 , 1 5 , 1 6 , 1 7, 1 8 , 1 9 , 2 0 , 2 2 , 2 4 , 2 6, 2 7 , 2 8
C P U _ F A N
2 6
C P U _F A N S E N
2 6
L E D _ B A T _ F U L L # 2 6
L E D _ B A T _ C H G #
2 6
W L A N _ E N
2 0 , 2 6
L E D _ P W R # 26
B T _ E N
1 9 , 2 6
L E D _ A C I N #
26
K B C _ B E E P
2 6
B E E P
2 4
S P K R O U T
1 4
T P _ D A T A
2 6
T P _ C L K
2 6
3 G _E N
1 9 , 2 6
U S B _P N 1 1 5
U S B _P P 1 1 5
Z 21 1 5
Z 2 1 0 5
Z 2 1 06
F A N _ D C _ V O L _ R
Z 2 1 1 2
Z 2 1 1 1
Z 2 1 0 9
Z 2 1 1 0
Z 2 1 0 1
Z 2 1 02
Z 2 1 1 6
Z 2 1 1 7
K B C _ B E E P _ R
Z 2 1 1 4
Z 2 1 1 3
R 3 3 3
1 0 K _ 1 % _ 04
+
C 55 0
1 0 0 U _ 6 . 3 V _ B 2
R 3 3 4
4 . 7 K _0 4
C 14 8
. 1 U _1 6 V _ 0 4
J _ T P 1
8 5 2 0 1 -0 40 5 1
1
2
3
4
C 2 0 0
4 7 P _ 5 0 V _ 0 4
C 2 0 4
1 U _ 10 V _0 6
C 1 9 4
4 7 P _ 5 0 V _ 0 4
R 8 6
1 0 K _ 0 4
R 9 5
0 _0 6
R 9 7
*0 _ 0 6
R 7 9
1 0 K _ 0 4
Q 1 3
D T C 1 1 4 E U A
C
E
B
R 1 9 9
4 70 _ 0 4
D 1 3
K P -2 0 1 2S GC
A
C
SG
Y
D 10
K P B -3 0 25 Y S G C
1
3
2
4
U 1 8
* 7 4A H C 1 G0 8 G W
1
2
5
4
3
SG
Y
D 1 2
K P B -3 0 2 5 Y S G C
1
3
2
4
J _F P 1
8 5 2 0 1 -04 0 5 1
1
2
3
4
R 14 4
*1 0 K _ 0 4
L4 6
H C B 2 0 12 K F -5 0 0T 4 0
Q1 5
D T C 1 1 4 E U A
C
E
B
C 6 0 5
* . 1U _ 1 6 V _ 0 4
D 2 1
S C S 5 5 1V -3 0
A
C
Q 1 2
D T C 1 1 4 E U A
C
E
B
+
-
U 1 0 B
GM 3 5 8 S 8 R
5
6
7
SG
Y
D 11
K P B -3 0 25 Y S G C
1
3
2
4
C 5 4 8
. 1 U _ 1 6 V _ 0 4
R 1 9 7
2 2 0_ 0 4
C 6 21
* 2 20 0 P _ 5 0 V _ 0 4
R 1 9 3
2 2 0 _ 0 4
L1 0
H C B 1 6 08 K F -1 2 1T 2 5
C 5 4 9
1 0 U _1 0 V _ 0 8
R 1 9 2
2 2 0 _ 0 4
Q2 7
N D S 3 5 2 A P _ N L
G
D
S
C 6 0 7
*. 1 U _ 1 6 V _ 04
D 2 0
S C S 5 5 1V -3 0
A
C
U 1 7
*7 4 L V C 1 G1 4 G W
1
2
5
3
4
J_ F A N 1
8 5 20 5 -0 3 0 0 1
1
2
3
C 3 0 0
1 U _ 1 0 V _ 0 6
R 3 3 2
4 . 9 9 K _ 1 % _ 06
+
-
U 10 A
G M3 5 8 S 8 R
3
2
1
8
4
R 1 9 8
2 2 0_ 0 4
R 2 0 1
4 70 _ 0 4
R 20 0
4 7 0 _ 0 4
C 2 9 9
1 U _ 1 0 V _ 0 6
R 1 5 5
*1 M _0 4
R 15 6
0 _0 4
FAN CONTROL
CLICK C ONN
3
1
J_FAN1
40MIL
BAT CHARGE/FULL LED
WLAN/BT LED
LED
AC IN/POWER ON LED
1
3
4
2
D11,D12,D15
6-01-74108-Q61
PC BEEP
J_TP1
J_FP1
FP CONN
1
4
41
3G LED
5/10
7/11
7/11
7 /1 3
R em ov e Q 9, Q1 0 ,Q 11 , Q1 4
f or LED low a ct iv e .
Summary of Contents for M720sr
Page 1: ......
Page 2: ......
Page 3: ...Preface I Preface Notebook Computer M72XSR Service Manual...
Page 26: ...Introduction 1 14 1 Introduction...
Page 44: ...Disassembly 2 18 2 Disassembly...
Page 51: ...Part Lists Bottom M72XSR A 7 A Part Lists Bottom M72XSR Figure A 5 Bottom M72XSR 2...
Page 52: ...Part Lists A 8 LCD M720SR A Part Lists LCD M720SR Figure A 6 LCD M720SR...
Page 53: ...Part Lists LCD M725SR A 9 A Part Lists LCD M725SR Figure A 7 LCD M720SR LOGO...
Page 54: ...Part Lists A 10 A Part Lists Combo M720SR Figure A 8 Combo M720SR...
Page 56: ...Part Lists A 12 A Part Lists...
Page 94: ...Schematic Diagrams B 38 B Schematic Diagrams...
Page 95: ...www s manuals com...
