Service manual

Schematic Diagrams
B-35
Schematic Diags
System Power 1
Sheet 34 of 39
System Power 1
VIN
INTVCC
SYS12V 12V
VCC3VDD3
12V
SYS5VSYS3V
12V
VDD5
VCC5
VIN1
SYS5V
VDD5
VDD3SYS3V
SGND4
PC191
4.7UF/10V(0805)
+
PC99
47uF/6.3V
PC95
0.1UF
PC202 1000pF
PR116 10
PR117 10
PC197 0.1uF
PQ37
AO4422
4
6 2 7 3 8 5
1
PL11
4.7UH
1 2
PR120 1K
PC187
0.1uF
PC178
0.1U(0805)
PR110
15K 1%
PC190
*1000PF
PC87
220UF/4V(D)
PU15
LTC3728LX
28
30
31
1
2
3
4
5
6
15
17
14
19
20
21
22
23
24
27
187
8
9
11
12 13
25
26
32 29
10 16
RUN/SS1
SENSE1+
SENSE1-
VOSENSE1
PLLFLTR
PLLIN
FCB
ITH1
SGND
SW2
BOOST2
TG2
PGND
INTVCC
EXTVCC
BG1
VIN
BOOST1
PGOOD
BG23.3VOUT
ITH2
VOSENSE2
SENSE2-
SENSE2+ RUN/SS2
SW1
TG1
NC NC
NC NC
PJ9
2mm
1 2
PR199
15K 1%
PR204
47K
PQ72
RSS090N03
4
6 2 7 3 8 5
1
PC189 1000pF
PQ41
2SD1782
B
E
C
PQ40
2N7002
G
DS
PR104
*1M
PR118
1M
PD17
SM240A
A C
PR99
63.4K 1%
PC96
0.01uF
PC94
1UF
PC206
0.1U(0805)
PD16
RB751V
AC
PD15
SM240A
AC
PL12
SDT1205P-4R7-122
4 3
21
PC196
0.1UF/50V
PQ34
2N7002
G
DS
PQ42
RSS090N03
4
62 73 8 5
1
PC199 *180pF
J1
6mm
1 2
PR196
8m(1206)
PQ70
DTC114EUA
C
E
B
PD14
RB751V
AC
+
PC203
10U/25V_O
PR113
10K
PR101 10
PQ69
AO4422
4
62 73 8 5
1
PR109 0
PC86
*220UF/4V(D)
PC201 0.01uF
PR119
1.2K(0805)
PR122
10K 1%
PC192
0.01uF
PJ10
6mm
1 2
+
PC204
10U/25V_O
PR115 20K 1%
PR200 0
T394
PQ39
DTA114EUA
C
E
B
PQ68
AO4422
4
6 2
5
7 3
1
8
PR203 0
PC194
10UF/25V(1210)
PR103
0
PD36
11FS2
A C
T393
PC92 100pF
PR107
10K
PR108 *0
PR197
47K
PC188
0.01uF
PR100 10
PC198
0.01uF
PR198 20K 1%
+
PC98
150uF/6.3V
PC83
10U/10V(1206)
PC205
10U/25V
PR121
11.5K 1%
PR205
8m(1206)
PC89 220pF
PR111
10
PZD1
5.1V
A C
PC88 *33pF
PC97
10U/10V(1206)
PC195
0.1UF/50V
PR106
1M
PR114 110K 1%
T392
PQ74
AO4422
4
6 2
5
7 3
1
8
PR102
1M
PR201 *0
PQ38
2N7002
G
DS
PQ73
2N7002
G
DS
PQ71 2SC4672
B
EC
PC93 *33pF
PC200
10U/25V
DD_ON#
DD_ON# DD_ONH [35,36,37]
DD_ON#
DD_ON[3,18,28] TEST [33,37]
200mA
5A 5A
5A
6A
5A
Modify 5/31