Service manual

Schematic Diagrams
POWER 1.8V/0.9VSM B - 29
B.Schematic Diagrams
POWER 1.8V/0.9VSM
V1.8
5V
5V
0. 9V SM
3. 3V
5V
5V
1.8V
V1.8
V1. 8
VI N
VIN
DD _ON#26 ,2 7
VIN18,25,26,27,29,30
V1. 827
SUSBL27
1. 8V5 , 7, 8, 10 ,1 1
1. 8V _PW R G D 1 6
5V15 ,1 8, 23 , 2 4, 26 ,2 7, 29
3. 3V2,12,13,14,15,16,18,19,23,24,27
0. 9V S M10 , 1 1
VDD312 ,2 2, 24 , 2 5, 26 ,2 7, 30
1. 8V E N
VSSA
VTTEN
VSSA
PR67
0_06
PC64
100P_50V_04
PR50
20K_1%_04
PR80
10 K _1 % _0 4
PC62
10 00 P _5 0V _ X 7R _0 4
PC54
1U_10V_06
PQ14
2N7002W
G
DS
PR72 10_06
PR 81
0_06
PC56
0. 1U _ 50 V _0 6
PR 79
10_06
PC52
0.1U_25V_X7R_06
PQ13
AO4474
4
62 5 73
1
8
PC55
0. 1U _1 6V _ 04
PC166
*10u_10V_08
PC167
22u_6.3V_08
PR75 47K_04
PR78
1M _0 4
PR73
10_06
PJ4
*OPEN_8mm
1 2
+
PC137
15 U _ 25 V _6 X4 . 5
12
PC 69
1U_10V_06
PR 74
0_06
PC 45
1U_10V_06
PJ 3
*OP EN_3mm
12
PC49
0. 1U _1 6V _ 04
PR 82
0_06
PR77 10_06
+
PC 139
220U_4V_D
PD 21
F M 58 22
A C
PC40
10 U _1 0V _ 08
PC51
*0.068U_50V_04
PC50
*0.1U_50V_04
PC 59
0.01U_50V_X7R_04
PQ10
AO4456
4
62 5 73
1
8
PC60
1U _1 0V _ 06
PL7
2.5UH SMD(6.5*6.9*3MM)
1 2
PR68 47K_04
PQ9
2N7002W
G
DS
PC138
4. 7U _6 . 3 V _X 5R _0 6
PU 4
SC486
11
2
3
4
5
6
7
8
9
10
1
12
13
14
15
16
17
18
19
20
21
22
23
24
VTTEN
TO N
VDD Q S
VSSA
VCC A
FB
PGD
REF
CO MP
VTTS
EN/ PSV
VDD P2
VDD P2
VTT
VTT
PGND1
PGND2
PGND1
DL
VDDP1
ILIM
LX
DH
BST
PR76
10 0K_ 04
PR83
2K _ 1% _ 04
PD3
FM0540-N
AC
PC 63
1U_10V_06
PC57
0. 1U _1 6V _ 04
PC58
1U _1 0V _ 0 6
PR 69
4.7K_04
PC39
*10U_10V_08
1.8V,0.9VSM
Rb
Ra
1.5A
8A
Sheet 28 of 37
POWER 1.8V/
0.9VSM