System Vs Power - EUROCOM T890M Service Manual

Table of Contents

Advertisement

Schematic Diagrams

System VS Power

Sheet 25 of 31
System VS Power
B - 26 System VS Power
5V
5VS
5 V
S Y S 1 5V
V D D 5
6
S Y S 1 5 V
V D D 5
3A
5
3A
6
2
4
5
1
Power Plane
2
P R 2 7
P Q 23
1
N T G S 4 1 4 1 N T 1 G
P R 3 5
P Q 8
1 M_ 1 % _ 0 4
N T GS 4 1 4 1 N T1 G
1 M _ 1 % _0 4
Z 2 6 10
Z 2 6 0 1
P Q 1 9
P C 3 1
2 N 7 00 2 W
P C 2 6
P Q 7
D D _ O N #
2 N 7 0 0 2 W
. 0 0 1 U _ 5 0 V _ X 7 R _ 0 4
G
. 1 U _ 1 0 V _ X 7R _ 0 4
D 02 1122
3VS
3.3V
S Y S 1 5 V
V D D 3
S Y S 1 5V
V D D 3
3. 3V
6
8/8
3A
5
3A
2
4
1
P Q 1 4
Power Plane
P R 4 4
P Q 22
P R 1 0
N T G S 4 1 4 1 N T 1 G
N T G S 4 1 4 1 N T 1 G
1 M_ 1 % _ 0 4
1 M _ 1 % _0 4
Z 2 6 0 9
Z 2 6 0 2
P Q 1 5
P C 1 4
P C 3 3
2 N 7 00 2 W
0 . 2 2 U F _ 1 6 V _ X 7 R _ 0 6
2 N 7 0 0 2 W
2 2 0 0P _ 50 V _X 7 R _ 0 4
G
D D _ O N #
D02 1122
POWER BOTTOM
J0 606 97
NDS 35 2AP _NL -> MTP 230 3N 3
500mA
V D D 3
V I N
V A
P D 8
A
P Q 30
P R 77
M TP 2 30 3 N 3
P D 14
S
D
Z 2 6 11
A
1 0K _ 04
2 3
P W R _ S W #
P Q4 9
P R 14 0
3 30 K _0 4
P R 1 4 1
3 3 K _ 1 % _ 0 4
2 N 7 0 0 2W
Z 2 6 12
G
P Q 48
2 N 7 0 0 2 W
P R 12 2
1 00 K _0 4
E
C
Z 26 1 4
Z 2 6 1 5
G
V I N
P R 1 23
P C 5 4
P C 56
P Q 4 7
0. 1U _ 5 0 V _ 0 6
D T A 1 1 4E U A
1 0 0K _ 04
0 . 1 U _ 5 0V _ 06
Z 26 1 6
P R 6 6
1 0 K _ 0 4
M _ B T N #
2 2
M _ B T N #
C 4 21
3 . 3 V
* 0. 1U _ 1 0 V _ X 7 R _ 0 4
C 2 0 5
C 2 0 4
C 2 0 3
C 2 0 2
1.8VS
5 V S
S Y S 1 5 V
1 . 8 V
P L 1
* H C B 3 2 1 6 K -8 0 0 T 30
4
P C 1 6
P C 2 0
6
3A
5
. 1 U _ 10 V _X 7 R _ 0 4
1 0 U _ 6 . 3 V _ X 5 R _ 0 6
P R 8 8
2
4
1
1M _ 1 % _ 0 4
P Q 1
N T GS 41 4 1 N T 1G
Z 2 6 0 8
S U S B
G
P C 7 8
P Q 3 5
2 N 7 0 0 2 W
G
S U S B
22 0 0 P _ 5 0 V _ X 7 R _ 0 4
ON
1.05VS_C6
3 . 3 V S
6
S Y S 1 5 V
1 . 0 5 V S
5
2
4
D0 2 1 20 8
1
6
5
P C 1 8
P C 2 5
R 2 21
2
4
P C 9
P R 7
1
. 1 U _ 10 V _X 7 R _ 0 4
1 0 U _ 6 . 3 V _ X 5 R _ 0 6
P Q 5
. 1 U _ 1 0 V _ X 7 R _ 0 4
1 0 _ 0 8
10 0 K _ 1 % _ 0 4
N T G S 4 1 4 1 N T 1 G
Z 2 6 0 3
Z 2 60 5
P Q 1 0
Q 14
P C 8
G
S U S B
G
P Q4
2 N 70 0 2 W
G
*6 8 0 P _ 5 0 V _ X7 R _ 0 4
2 N 70 0 2 W
ON
D02 1118
S Y S 5 V
V I N 1
F M 0 5 4 0 - N
P R 1 3 3
C
1 0 0 K _ 1 % _0 4
F M 0 5 4 0 - N
D D _ ON #
C
P J 6
* OP E N _ 2 5 m i l
Z 2 6 13
D D _O N
G
P C 1 4 9
P Q 3 2
2 N 7 0 0 2 W
P R 8 1
* . 1 U _1 0 V _ X 7 R _ 04
P Q 3 3
2 N 7 0 0 2 W
25 mil
10 0 K _ 0 4
G
D D _O N
D D _ O N
2 3
ON
25mi l
8mil
V D D 5
ON
P R 1 32
1 0 K _ 04
S U S B
S U S B
P Q 3 1
P J 7
P C 7 7
G
2 N 7 0 0 2 W
*O P E N _ 2 5 m i l
15 , 2 3
S U S B #
. 1 U _1 0 V _ X 7 R _ 04
P R 1 3 4
10 0 K _ 0 4
1. 8V S
P C 7 9
. 1U _ 1 0 V _ X 7 R _ 0 4
1 . 0 5 V S _ C 6
P C 1 0
V D D 5
3. 3V S
1 0 U _6 . 3 V _X 5 R _ 0 6
P R 6
P R 5
10 K _0 4
1 00 K _0 4
Z 2 6 0 6
P Q3
2 N 7 0 0 2 W
G
S L P I OV R # 7
D D _ O N # 2 0 , 2 1 , 2 7
S Y S 5 V
2 4, 29
V I N
1 3, 24 , 2 6 . . 2 9
V I N 1
2 4
V A
2 9
5 V
9 , 1 3, 14 , 1 9 . . 2 1 , 2 4 , 2 6 . . 2 8
3 . 3 V
3 , 7 , 9 , 1 3. . 1 5, 17 . . 19 , 2 1 , 2 3 , 2 6 , 2 7
1 . 8 V S
1 6
1 . 8 V
8 , 9 , 1 1, 27
S Y S 1 5 V
1 3, 24 , 2 9
5 V S
9 , 1 3, 16 , 1 8 . . 2 1
3 . 3 V S
2 , 6 , 7 , 9 , 1 1. . 2 3, 26 , 2 8
0 . 9 V S
8 , 1 1, 27
S U S B
2 6, 27
1 . 0 5V S
2 . . 5 , 7 , 9 , 2 6
1 . 0 5V S _ C 6
3, 4
V D D 5
2 4, 28 , 2 9
V D D 3
3 , 6 , 7 , 1 4, 20 , 2 2 . . 2 4 , 2 9
ON

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the T890M and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Table of Contents