Power 1.5V/0.75V - EUROCOM M770CU Service Manual

Power 1.5V/0.75V

V D D Q
Ra
P C 1 4 5
P R 1 71
1 0 0P _5 0 V _ 0 4 0 _ 0 6
Rb
P R 1 7 6
P R 1 78
10 _ 0 6 * 1 0K _ 1 % _ 06
Z 3 8 08
P C 1 5 2
1U _ 10 V _ 0 6
VTT_MEM
V S S A
P J 14
2 1
V T T _ ME M
O P E N _ 2 A
+ P C 1 4 7 P R 1 6 4
*1 5 0U _ 4V _B
* 2 0K _ 1 % _ 06
P R 1 5 6 47 K _ 0 4
5V
P R 1 8 0 1 0 0K _0 4 Z 38 1 9
P Q 46
G
2 2 , 3 6 S U S C #
M T N 7 0 02 Z H S 3
4, 2 2 , 4 1
P R 1 8 1 2 2 _ 04
V T T _M E M
S U S B G
1 3 , 3 7 S U S B
H 1 4 H 1 H 1 5
2 9 2 9 2 9
3 8 3 8 3 8
4 1 7 4 1 7 4 1 7
5 6 5 6 5 6
MT H 31 5 D 1 1 1 MT H 31 5 B 2 1 7D 1 11 MT H 3 1 5 D 1 1 1
VGA HEAT SINK
H 1 8 H 1 7 H 3 5 H 34 H 2 6 H 2 2
C 1 58 D 1 5 8 C 1 5 8 D 1 5 8 C 1 58 D 15 8 C 15 8 D 1 5 8 C 2 3 7D 1 46 C 2 37 D 14 6
M 1 M2 M 3 M 4 M7 M 6 M5
M -MA R K 1 M-M A R K 1 M -MA R K 1 M -MA R K 1 M-M A R K 1 M -MA R K 1 M-M A R K 1
V I N
P R 1 6 0 P R 16 3
1 . 5 M _0 4 1 0 _0 6
P U 8
P R 16 1 10 _ 0 6 Z 3 8 0 1 3 7
V D D Q S P GD
P C 13 7 P C 1 38
Z 3 8 0 2 2
1 U _ 1 0 V _0 6 1 U _1 0 V _ 06 T ON
Z 3 8 0 3 6 P R 15 7
F B
Z 3 8 0 4 8 2 4 Z 3 8 1 2
R E F B S T
P R 1 6 7 Z 3 8 0 5
9 *3 2m i l _s h o rt
C O MP
10 _ 0 4
P C 1 5 4 P R 15 8
2 3 Z 3 8 1 4
D H
*. 1 U _ 1 6 V _ 04
Z 3 8 0 6 1 0 *3 2m i l _s h o rt
V T T S
P R 15 9
Z 3 8 0 7 5 2 1 Z 3 8 1 6
V C C A I L I M
6. 2 K _ 1 % _0 6
P C 15 1 P C 1 3 9 P C 1 43
P R 1 7 0 2 2 Z 3 8 1 7
L X
*1 5 mi l _ sh o rt
*. 0 6 8 U _ 5 0V _0 6 1 9 Z 3 8 1 8
D L
1 0 00 P _ 5 0V _0 4 1 U _1 0 V _ 06
4
V S S A
Z 3 8 0 9 1 4 2 0
1.5A
5 V
1 5 V T T V D D P 1
V T T
P C 1 3 5
1 2
V D D Q V D D P 2
1 3 1U _ 10 V _ 0 6
P C 1 40 P C 1 42 P C 1 4 1
V D D P 2
2 5
P C 1 5 0 P C 1 4 9 P GN D 2
1 1 8
E N / P S V P GN D 1
* 1 0U _ 10 V _ 0 8 10 U _1 0 V _ 0 8 1 0U _1 0 V _ 0 8 1 6
P GN D 1
* 10 U _1 0 V _ 0 8 1 U _ 2 5V _ 0 8 1 1 1 7
V T T E N P GN D 2
S C 48 6
1 . 5 V E N
P Q 58 P C 1 3 6
G M TN 7 00 2 Z H S 3 P Q4 1
G . 1U _ 16 V _ 0 4
*M TN 7 00 2 Z H S 3
DDR3 VDDQ --> 1.5V ( V POWER)
P J 15
4 0m i l
330uF*3 , 10uF*6
3 1, 37 D D _ ON #
P R 1 7 2 * 1 00 K _ 0 4
5 V VTT-->0.75V ( VS POWER)
P R 1 7 3 1 0 0 K _ 04 V T TE N
1. 1 V S _ V T T _ P W R G D
10uF*3, 1uF*4
P C 1 46
P Q4 5
S U S B G . 1 U _ 1 6 V _ 04
P Q 6 2 MT N 70 0 2 Z H S 3
M T N 7 0 02 Z H S 3
H 5 H 4 H 16 H 1 1 H 1 0 H 3 3
2 9 2 9 2 9 2 9 2 9 2 9 2
3 8 3 8 3 8 3 8 3 8 3 8 3
4 1 7 4 1 7 4 1 7 4 1 7 4 1 7 4 1 7 4
5 6 5 6 5 6 5 6 5 6 5
M T H 3 1 5D 1 11 M TH 3 15 D 11 1 M T H 3 1 5D 1 11 M TH 3 15 D 11 1 M TH 3 15 D 11 1 _ N 5 6 MT H 31 5 D 1 1 1
FOR WLAN FOR 3G CPU HEAT SINK HOL DER P CH H EATS INK M74 0T H EATS INK
BRA CKET
H 2 5 H 24 H 6 H 8 H 7 H 3 1 H 30 H 3 2 H 2 1 H 2 9
6 -3 4 - 5 6A S -01 1 - 1 C 21 7 D 1 1 1 C 27 6 D 1 8 6 C 2 76 D 18 6 C 2 76 D 18 6 C 2 7 6D 1 46 C 27 6 D 1 4 6 C 6 7D 67 C 6 7 D 6 7 C 2 7 6 B 1 46 D 12 6
M 8 M 9 M1 0 M 1 4 M1 3 M1 1 M 12 H 9
M - MA R K 1 M -MA R K 1 M-M A R K 1 M - MA R K 1 M-M A R K 1 M-MA R K 1 M -MA R K 1 C 2 37
5 V
3. 3 V
P D 1 6 P R 16 5
1 0 0K _ 0 4
F M0 5 4 0- N
D D R 1. 5 V _ P W R GD
D D R 1 . 5 V _P W R G D 2 2
V I N
Z 3 8 13
+ P C 1 3 4
P C 1 3 3
. 1 U _ 1 0V _ X 7 R _ 0 4 P Q 39 1 5U _ 25 V _ 4 . 5 *6
Z 3 8 15 4 I R F 8 7 14
1.5V
OCP V D D Q
P L 11
P J1 2
8A
1 2
.
2 . 5 U H +/ -20 % O P E N _8 A
P Q 4 0 P Q3 8 P C 1 27 P C 12 8 P C 1 2 5 P C 1 24
+ +
4 4 P D 14
I R F 7 8 3 2 * I R F 7 8 32 2 2 0 U _ 4 V _ D 2 2 2 0U _ 4V _ D 2 . 1U _ 16 V _ 0 4 . 0 1 U _ 1 6 V _ 04
F M 5 82 2
P R 16 2 *1 5 mi l _ sh o rt V S S A
H 2 0 H 19 H 2 3
9 2 9 2 9
8 3 8 3 8
1 7 4 1 7 1
6 5 6
MT H 3 1 5 D 1 1 1 M T H 3 1 5D 1 11 MT H 3 1 5 D 1 11 _ N 4 5 6 7
T OP SI DE , FAN CDROM LOC K
M IDDLE
H 2 7 H 2 8
C 2 9 5D 1 65 C 3 54 B 3 1 5 D 1 8 5
1 2 , 3 3 , 37 , 3 8 , 3 9, 4 1 , 4 2, 4 3 , 4 4 , 45 V I N
2 7 , 3 1, 3 5 , 3 7, 3 9 , 4 1 , 44 5 V
3 , 4, 1 2 , 1 3 , 20 , 2 1 , 22 , 2 4 , 2 5, 2 7 , 2 9 , 30 , 3 1 , 3 2, 3 3 , 3 4, 3 7 , 3 9 , 41 3 . 3 V
4 , 9 , 1 0, 1 1 , 3 7 , 42 1 . 5 V
10 , 1 1 V T T _ ME M
H 2 H 3
C 1 97 S MD 7 9 X 1 77 R
Schematic Diagrams
Sheet 40 of 55
Power 1.5V/0.75V
1 . 5 V
Power 1.5V/0.75V B - 41