Power 1.8V - EUROCOM M770CU Service Manual

Schematic Diagrams

Power 1.8V

Sheet 39 of 55
Power 1.8V
B - 40 Power 1.8V
S Y S 5V
P R 7
1 0K _ 0 4
S U S B
S U S B 1 3, 3 7
P C 10
P Q7
G * . 1U _1 6 V _ 0 4
2 2, 2 9 , 3 6 S U S B # M T N 7 00 2 Z H S 3
P R 1 1 2 *1 0 K _ 04 _ + U E N 1 . 8 V 12
5V E N
11
P G D
Z 3 2 0 3 10
V O U T
Z 3 2 0 4 9
F B
P R 22 5 P C 1 9 9 P R 2 2 6
*0 _ 0 4_ + U *2 0 P _ 50 V _ 0 4_ + U *1 4 . 3K _ 1 % _0 6 _ +U
P R 2 3 1 *9 1 K _ 04
5V
P C 20 0 P R 2 2 7
*0 . 1 U _ 1 0 V _X 7 R _ 0 4 _+ U *1 0 K _1 % _ 04 _ + U
3 . 3 V
2A
3 . 3V P R 23 4 1 0K _ 0 4 _-U
1 . 8 V S _ P W R G D
P R 2 3 5 1 0 K _ 04 _ -U E N 1 . 8 V S
5V
P Q6 1 P C 2 0 5 P C 2 1 3 P C 2 14
P R 2 3 7 6 2K _1 % _ 04 _ -U G
1 3, 37 S U S B
M TN 70 0 2 Z H S 3 _ -U 1 u_ 6 . 3 V _Y 5 V _0 4 _ -U . 1U _ 16 V _ 0 4_ -U 1 0 u _1 0 V _ Y 5 V _ 08 _ -U
P C 2 0 7
0 . 1U _ 16 V _ 0 4_ -U
P J 2 3
1 2
O P E N _ 2 A
5 V P L 1 6
*H C B 4 5 32 K F - 8 0 0T 6 0 _1 8
.
P C 19 7 P C 2 01
P D 2 5
P R 2 2 4 *4 . 0 2K _ 1 % _0 4 _ +U *4 . 7 U _ 2 5 V _0 8 _ +U * 4. 7 U _2 5 V _ 08
*F M 05 4 0 -N _ + U
Z 3 2 0 7 4
P Q 5 6
* I R F 8 7 14 _ + U
P C 1 9 8
P U 7
* S C 4 1 2A _ + U *0 . 1 U _ 5 0V _ 0 6 _+ U
P L1 5
*1 U H _ 6 . 5* 6. 9 * 3_ + U
1 Z 3 2 0 8 1 2
L X
2 Z 3 2 0 6 P C 10 6
B S T +
3 * 22 0 U _ 4 V _ D 2 _+ U
V C C
P D 2 6
4 Z 3 2 0 9 4
D L
P Q 5 7 *F M5 82 2 _ +U
17 * I R F 7 8 32 _ + U
P A D
P C 8 6
*1 U _ 1 0 V _0 6 _ +U
FOR M770CU/W760CU? ? ?
? ? ? ? PIN 6?
5 V
P C 20 8
P U 1 2 1 u _1 0 V _ 06 _ -U
V S 1 . 8
5 6 3A
V I N V C N T L
9
V I N
7 4
P O K V OU T
3
8 V OU T
E N
1 2 P R 2 3 6
G N D V F B
1 . 2 7K _ 1 % _0 4 _ -U
P C 2 1 2 0 . 0 15 u _ 10 V _ X 7R _0 4 _ -U P C 2 09 P C 2 1 0 P C 2 1 1
O Z 8033_- U
(1 5n F~ 48n F) * 10 U _1 0 V _ 08 10 u _1 0 V _ Y 5 V _ 08 _ -U . 1U _ 16 V _ 0 4_ -U
P R 23 8
1 K _ 1 %_ 0 4_ -U
FOR W760C? ? ?
7 , 2 4, 2 6 , 3 7 1. 8 V S
2 , 10 , 1 1 , 12 , 1 3 , 14 , 2 0 , 21 , 2 2 , 23 , 2 4 , 25 , 2 6 , 2 7, 2 9 , 3 0, 3 1 , 3 2, 3 3 , 3 5, 3 6 , 3 7, 4 2 , 4 3, 4 4 , 4 6 3. 3 V S
1 9 , 37 1. 8 V
3 7, 3 8 , 4 5 S Y S 5 V
1 2 , 3 3, 3 7 , 3 8, 4 0 , 4 1, 4 2 , 4 3, 4 4 , 4 5 V I N
2 7, 3 1 , 3 5, 3 7 , 4 0, 4 1 , 4 4 5V
3 , 4 , 12 , 1 3 , 20 , 2 1 , 2 2, 2 4 , 2 5, 2 7 , 2 9, 3 0 , 3 1, 3 2 , 3 3, 3 4 , 3 7, 4 0 , 4 1 3. 3 V
V I N
1.8V
V 1 . 8 1 . 8 V
7A P J 7
1 2
P C 1 05 P C 10 4 O P E N _ 5 A
+
* 2 20 U _ 4 V _ D 2 * . 1U _ 16 V _ 0 4_ + U
1.8VS
1 . 8 V S
P J2 4
1 2
O P E N _3 A