Service manual
Schematic Diagrams
B - 40 Power 3.3V/5V
B.Schematic Diagrams
Power 3.3V/5V
Sheet 39 of 55
Power 3.3V/5V
Z 3514
LG ATE1 Z 3513
Z 3524
3A 3A 3A3A
Z3523
Rev_3.0
6-13-42231-28B
Z3502
Vout = 0.75V ( 1 + Ra / Rb )
LG ATE1
Z3521
3.3V
5V
IN TVC C2
SY S5V
SY S15V
VD D3
S YS15V
VDD5
INTVC C2
SY S5V
VIN
IN TVC C2
SY S15V
VDD5
VIN
SYS 3V
VIN1
VD D3
SY S10V
Z3519
Z3525
Z3520
Z3516
Z3515
Z3504
Ra
Rb
Vout = 0.5V ( 1 + Ra / Rb )
Z 3510
Ra
Rb
Z3512
Z3503
Z3501
Z3511
Z 3507
PR 52
100K_04
Z3505
SY S5V
SY S5 V
Z3517
Z3506
Z 3509
P R66 100K_04
Z3522
Z3518
Z 3508
8A
11A
PD7 F M0540- N
AC
PL10
2.5UH _10* 10* 5
1 2
PD8 F M0540- N
A C
+
P C166
* 15u_25V_6.3* 4.4_C
PD 17
FM0540-N
AC
PC66
1u_10V_06
P R77 6.8K_1%_04
PC54
2.2u_6.3V _Y 5V_06
PR 79
1M _04
+
PC 164
*150u_6.3V_V_C
PC 92
0.1u_50V_Y 5V_06
PR 70
* 20m il_N P_04
PQ20
MTN 7002ZH S3
G
DS
PC 89
0.1u_50V_Y 5V_06
PC 69
1u_25V_X7R _08
PQ48
IRF 7832ZTRP BF
4
62
5
73
1
8
P C162
1000p_50V_X7R_04
PQ4 7
IRF7413ZPBF
4
62
5
73
1
8
PC 78
0.01u_50V_X7R_04
PR 65
10.2K_1% _06
PC172
0.1u_16V_Y5V_04
PC55
*30p_50V_N PO_04
PR 40
10K_04
P R 6 3 6. 8K _1 % _ 0 4
PQ 4 6
IR F7413Z PBF
4
62
5
73
1
8
+
PC169
*150u_6.3V_V_C
PD6 F M0540- N
AC
PQ9
IRF8707PBF
4
6 2
5
7 3
1
8
PJ13
*O PEN -5m m
1 2
PR32
1M _ 0 4
PR 68
* 28m il_NP_06
PR 58 *1 00K_04
PQ 13
IR F8707PB F
4
6 2
5
7 3
1
8
PD10 F M0540- N
A C
PC 75
0.01u_50V _X7R _04
PR 57 113K_1%_04
PR 64
2.94K_1% _04
PR42
75K_04
PJ 1 4
*O P E N -5 m m
1 2
PR169
137K_1%_04
PC 73
1u_10V_06
PR 167 422K _1%_06
PR 165
10_06
PC 170
0.1u_50V_Y 5V _06
PC 93
1000p_50V_X7R _04
P R166
*28mil_N P_06
PC 76
0.01u_50V _X7R _04
PC67
* 0.1u_25V_X7R_06
PQ 1 9
MTN7002ZHS3
G
DS
PD 19
FM5822
A C
PU4
SC418
FB
1
FBL
2
VDD A
3
VO UT
4
NC
5
VIN
6
VLDO
7
BST
8
DH
9
LX
10
PG ND
11
DL
12
VDD P
13
RPSV
14
PG OO D
15
ILIM
16
EN/PSV
17
AGND
18
RTON
19
ENL
20
PAD
21
+
P C168
15u_25V _6.3* 4.4_C
PU 6
SC 412A
LX
1
BS T
2
VC C
3
DL
4
GN D
5
RTN
6
N.C
7
N.C
8
FB
9
VOUT
10
PGD
11
EN
12
IL IM
13
N.C
14
N.C
15
DH
16
PAD
17
PC90
2200p_50V_X7R_0
4
PC82
2200p_50V_X7R_0
4
PC 79
0.01u_50V_X7R_04
PD18
F M5822
A C
PR39
10K _1% _04
P R37 10_06
PC163
30p_50V_NPO _04
PC51
2200p_50V_X7R_04
PQ50
IR F7832ZTR PBF
4
62
5
73
1
8
PC165
0.1u_16V_Y5V_04
PL9
2.5U H_6.8*7.3*3.5
1 2
PQ51
*IR F7832ZTR PBF
4
62
5
73
1
8
PR 41
20K_1%_04
PC77
30p_50V_N PO _04
PC 71
1000p_50V _X 7R _04
PC 61
1u_10V_06
PD 9
FM0540-N
AC
+
P C167
220u_6.3V_6.3*6_B
PR 53
10K_04
PR168
91K _1% _06
PC 91
1u_10V_06
PQ 49
* IRF 7832ZTRP BF
4
62
5
73
1
8
PC53
1u_25V_X7R _08
PR 69
10K_04
+
PC 171
220u_6.3V_6.3*6_B
SGND4
SG N D4
SG ND 4
SG ND 4
SGN D4
SGN D4SGND4 SG ND 4
SG ND 4
VIN1 34
V IN 11,22,34..38,40
V DD 3 12,28,31..34,40
SYS5V 40
S YS15V 22,34
5V 11,19,25,36. .38
3.3V 2,3,12..14,16,17,19,22,25, 28,29,35..38
VDD5 32,34
D D_O N# 34