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Only for training and service purposes
LGE Internal Use Only
6. CIRCUIT DIAGRAM
L4202
2.2u
C4208
2.2u
C4212
2.2u
C4205
47u
47u
C4206
C4207
47u
C4203
22
u
L4201
470n
C4204
2.2u
C4202
2.2u
C4201
1u
240n
L4207
240n
L4206
240n
L4205
240n
L4204
0.1u
C420
0
L4203
470n
+1V8_VREG_S3A
+VPWR
+0V9_VREG_KRAIT
EAN62667201
U4200
PM8841
88
91
90
72
19
2
1
98
97
9
8
47
81
73
55
54
37
36
20
10
89
79
25
18
92
83
82
93
64
63
94
28
27
5
12
11
3
4
96
87
95
17
70
43
50
86
78
34
33
59
85
84
75
74
67
66
65
57
30
29
26
23
22
21
15
14
13
32
71
44
41
76
77
61
56
48
46
45
40
39
38
58
49
60
6
16
7
42
80
53
31
62
35
69
68
52
51
24
GND_RE
F
OPT_
2
OPT_
1
PS_HOLD
RESIN_N
GND_S1
GND_S3
REF_BYP
VDD_S1
VDD_S3
VREG_S1
VSW_S2_1
VSW_S2_2
VREG_S2
VREG_S3
GND_1
6
GND_1
9
GND_1
0
GND_1
1
GND_1
2
GND_1
3
GND_1
4
GND_1
5
GND_1
7
PON_1
SPMI_CLK
SPMI_DAT
A
VDD_INT_BYP
VSW_S1
VSW_S3
VDD_MSM_IO
GND_1
GND_2
GND_3
GND_4
GND_5
GND_6
GND_7
GND_8
GND_9
GND_1
8
GND_2
0
GND_2
1
GND_2
2
GND_2
3
GND_2
4
GND_2
5
GND_2
6
XO_I
N
MPP_01
MPP_02
MPP_03
MPP_04
VDD_PON
NC_1
NC_2
VSW_S2_3
VREG_S4
VSW_S4_1
VSW_S4_3
VREG_S5
VSW_S5_1
VSW_S5_2
VSW_S5_3
VREG_S6
VSW_S6_1
VSW_S6_2
VREG_S7
VSW_S7_1
VSW_S7_2
VREG_S8
VSW_S8_1
VSW_S8_2
VSW_S8_3
GND_S2_1
GND_S2_2
GND_S4_1
GND_S4_2
GND_S5_1
GND_S5_2
GND_S6_1
GND_S6_2
GND_S7_1
GND_S7_2
GND_S8_1
GND_S8_2
REMOTE_GND_SNS
VDD_S2_1
VDD_S2_2
VDD_S4_1
VDD_S4_2
VDD_S5_1
VDD_S5_2
VDD_S6
VDD_S7
VDD_S8_1
VDD_S8_2
VSW_S4_2
TP4200
TP4201
+0V9_VREG_S4B
+1V15_VREG_S3B
+0V9_VREG_S2B
+0V95_VREG_S1B
+VPWR
C4209
2.2u
2.2u
C4210
2.2u
C4211
2.2u
C4213
L4200
470n
REMOTE_GND_SNS
PMIC_SPMI_CLK
PMIC_SPMI_DATA
+0V9_VSENSE_KRAIT
MSM_RESIN_N
P_ON_OUT
P_ON_OUT
REV10
12/20
Cyntec
Wire Wound
EAP62346701
Type
Vendor
Part Number
Cyntec
Based on Reference Schematic
Release Date
CCDS CARD Information
2013.08.26
EAP62545901
Multilayer chip
FDK
Rev.M
80-NA437-41_MSM8974-MSM8974AB_BASEBAND_REFERENCE_SCHEMATIC Rev.M
Vendor
Type
Part Number
* Route +0V9_VSENSE_KRAIT and REMOTE_GND_SNS as a differential
* CONNECT REMOTE_GND_SNS GROUND TO MSM GROUND WITH SINGLE TRACE
* PLACE S2B, S4B, S5B, S6B, S7B, S8B OUTPUT CAPACITORS CLOSE TO MSM
0.95V, 2A, 4.8MHz
0.9V, 3A, 3.2MHz
1.15V, 1A, 3.2MHz
0.9V, 3A, 3.2MHz
0.9V, 3A, 6.4MHz
0.9V, 3A, 6.4MHz
0.9V, 3A, 6.4MHz
0.9V, 3A, 6.4MHz
2A
3A
1A
3A
3A
3A
3A
3A
MSM VDD_MEM, VDD_EBI
MSM core, SDC, and USB
MSM VDD_MODEM
MSM graphics
MSM quad-Krait microprocessors
Wire Wound
EAP62327801
Murata
Multilayer chip
EAP62546001
Rev_0.3
<4-2-1_PMIC_PM8841>
REV.B
REV.B
REV.B