Service manual

Schematic Diagrams
POWER VDD3/VDD5 B - 27
B.Schematic Diagrams
POWER VDD3/VDD5
Sheet 26 of 37
POWER VDD3/
VDD5
SYS10V
LD O5V
SGN D4
VDD3
SYS5V
LD O5V
SG N D 4
SYS5V
LDO5V
SY S 5 V
SY S5V
VIN
SYS3V
SGND4
SGN D4
SGND4
SYS15V
VDD5
SGND4
VIN1
SGND4
LD O5V
SGN D4
SGN D4
5V
SGN D4
SGND4
5V
LDO5V
SG N D 4
SGND4
DD _ON # 27, 28
DD_ON22, 25
PM_THRMTRI P# 2, 5,12
VIN125
SY S1 5V18, 25 , 27
5V1 5, 18, 23, 24 , 27 , 2 8,2 9
VIN18,25,27,28,29,30
SYS5V30
VDD312 , 22 ,2 4,2 5, 27, 30
VDD518, 25 , 27
TK/ SS2
LGATE1
EN_3V
LG AT E1
EN_5VEN_3V
EN_5V
LG AT E2
VIN2
P R1 26 10_ 04
PC 100
0.1 U_1 0V _X 7R_ 04
PC11 5
0 . 0 1U_ 50V _ X7R _04
PR11 3 10_04
PC 112
2200P_50V_X7R_04
PQ27
* 2N7 002 W
G
DS
PQ18
AO 446 8
4
62 5 73
1
8
PN C1 *NC_ 04
P D 11 FM 054 0- N
A C
+
PC85
15U_25V_6X4.5
12
PC88
* 10 00P _ 50V _ X7R _04
PC 84
.1U _2 5V_06
PC10 5 220P_50 V_04
PR 99
* 1 00K _ 04
PQ1 9
AO4 468
4
62 5 73
1
8
PR12 0
*0_04
PR10 2
10 K_ 04
PC99
0 . 1U _10 V _X7 R _0 4
PL 2
2.5UH_6.8*7.3*3.5
PJ 9
*OPEN_5mm
PR 112
105 K _1%_0 6
PR123 *0_04
PL3
4.7 UH ? 0 %
P D 17 FM 054 0- N
AC
PC10 8
0. 022 U_1 6V _X7R_ 04
P R11 9 47K _ 04
PC 89 1 0 00P _ 50V _ X7R _04
PQ23
AO 446 8
4
62 5 73
1
8
PC114
0.1 U_1 0V _X7R_ 04
PD8
F M5 822
A C
PC 106
2200P_50V_X7R_04
PR118
*1M_04
PC 97 220 P_ 50 V_ 04
PR 116
*1 0 _ 0 6
PR 110 1 0K _0 4
PJ 10
*OPEN_5mm
PQ 2 5
*2 N 7 002 W
G
DS
PR101
1 00K _0 4
PQ28
2N7 002 W
G
DS
P R1 25 10_ 04
PD9
F M05 40- N
AC
PC 102
0 . 1U _25 V _X7 R _0 6
PC91
0. 1U_ 10V _X7R_ 04
PC10 9
4. 7U_ 6. 3 V _X5 R _0 6
P C10 3 * 10 0P _5 0V _0 4
PC104
0.1 U_1 0V _X7R_ 04
PC95
1 000 P_ 50 V_ X7R _0 4
PR115
6 3.4 K _1%_0 6
PC111
1000P_50V_X7R_04
PU7
L TC3 850
5
10 9
25
15
13
14
1720
18
23
22
1
12
26
21 19
2
6
3
11
16
4
24
8
7
27
28
ITH 2
IL IM RUN2
FREQ/ PLLFLTR
BOOST 2
SW 2
TG 2
BG2BG1
INTVCC
SW1
TG1
TK / S S1
PGOOD
RUN 1
BOO ST1
VI N
ITH1
TK/SS2
VFB1
EXTVC C
PGN D
VFB2
MOD E/PLLIN
SE N SE 2 +
SE N SE 2 -
SEN SE1+
SEN SE1-
PR 1 2 1
* 10K_0 4
+
PC93
15 0U_ 6. 3V _D2
12
P D 15 FM 054 0- N
A C
PD7
F M5 822
A C
P R 103
10m_12
PQ26
* 2N 700 2W
G
DS
PC101
*100P_5 0V_04
PR10 0
*10K_04
PJ8
*OPEN
P R 106 4 7K _0 4
PC98
0. 1U_ 10V _ X7R _04
PR 1 0 9 1 0 _0 4
PR10 4
8m _2 5
P D 13 FM 054 0- N
AC
PC10 7
* 10 00P _5 0V _X7R _ 04
PC86
* 0. 1U _ 16 V_ 04
PR98
*0_04
PR105
3. 32 K_ 1% _0 6
PD16
FM0540-N
AC
PC90
0. 01U _50 V _X7 R_0 4
PC96
* 22P_ 50V _ 04
PC 11 3 10 00P _ 50V _ X7R _04
PC11 0
0 . 0 1U_ 50V _ X7R _04
PR114
20K_1%_04
PQ2 4
AO4 468
4
62 5 73
1
8
PR 1 0 8 1 0 _0 4
P C 94 * 100 P _50 V _04
PR111
*10_06
PR127
*10K_04
PC87
0.1U_16V_04
PR 107
20K_ 1% _06
P R 117
* 0 _04
+
PC 92
150U_6.3V_D2
12
VDD3,VDD5
7A
25mohm_NEC25 moh m_N EC
7A5A
6 -06 -00 540- 021
PIN 29 = SGND4
5A