LG HX300G, Service Manual

Page: 15 / 74

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
POWER
R505 9.31K
R512 10K
C1518
4700pF
50V
C1694 0.1uF
C1542
22uF
16V
L504
MLB-201209-0120P-N2
Q
5
0
3
S
B
T
2
2
2
2
A
_
A
U
K
E
B
C
C1544
0.1uF
16V
C1516
1uF
10V
C1672
0.1uF
50V
C1501
0.1uF
50V
C1512
10uF
25V
C1691 0.1uF
R
5
0
8
3
.
6
K
1
/
1
6
W
5
%
L501
MLB-201209-0120P-N2
FAN1
C1515
1uF
10V
AVDD_MPLL
C1690 0.1uF
L508
15uH
C1531
68pF
R506
100K
C1507
0.047uF
25V
9.5~19.5V
C1695 0.1uF
L511
R
5
2
0
1
0
.
5
K
1
/
1
0
W
1
%
D504
KDS181
C1693 0.1uF
3.3V
D502 35V B350A
R542
1K
C1537
0.1uF
16V
C1700 0.1uF
R515
27K
L510
10uH
3.3V
3.3VST
R549
13K
C1698 0.1uF
IC504
APW7080KAI-TRL
3
UGND
2
EN
4
VCC
1
VIN
5
LX
6
COMP
7
FB
8
GND
3.3V
R504 47K
C1696 0.1uF
ST_5V
C1692 0.1uF
R
5
1
7
5
1
K
C1699 0.1uF
L523
BLM18PG121SN1D
3.3V_MST
C1511
0.047uF
25V
1.8V
R513
10K
IC501
MP2355DN-LF-Z
3
VIN
2
BST
4
LX
1
SS
5
GND
6
FB
7
COMP
8
RUN
R510
1K
R516
47K
1.8V
C1552
0.1uF
16V
C1536
0.1uF
16V
FAN1_TACH
L512
BLM18PG121SN1D
C1666
100pF
50V
R547
47K
C1523
0.1uF
R524
56K
1/10W
1%
R509
10K
IC508
AP2121N-3.3TRE1
1
GND
2
VOUT
3
VIN
Q504
SBT2222A_AUK
E
B
C
IC509
AZ1117H-1.8TRE1(EH13A)
2
OUTPUT
3
INPUT
1
ADJ/GND
D501 35V B350A
C1526
22pF
C1548
22uF
16V
C1697 0.1uF
INPUT_POWER_DET
POWER_ON/OFF
FAN2
R548
13K
FAN2_TACH
C1660
100pF
50V
3.3V
R541
1K
L522
BLM18PG121SN1D
R546
47K
1.26V_VDDC
R518
1K
C1557
0.1uF
C1561
0.1uF
+1.8V_DDR
C1514
1uF
10V
R501
10K
L505
BLM18PG121SN1D
R502
1K
12V_M
C1551
1uF
25V
R537
0
C1556
10uF
25V
C1546
22uF
25V
C1500
0.1uF
16V
Q502
RTR030P02
S
D
G
Q501
SBT2222A_AUK
E
B
C
14.6V
IC510
KIA7812AF
2
G
3
O
1
I
14.6V
C1571
0.1uF
16V
1.26V_VDDC
C1580
0.1uF
16V
C1581
0.1uF
16V
C1576
0.1uF
16V
C1613
0.1uF
16V C1577
0.1uF
16V
C1605
0.1uF
16V
C1610
0.1uF
16V
C1560
0.1uF
16V C1572
0.1uF
16V
C1592
0.1uF
16V
C1618
0.1uF
16V C1567
0.1uF
16V
C1611
0.1uF
16V
C1600
0.1uF
16V
C1617
0.1uF
16V
C1621
0.1uF
16V C1591
0.1uF
16V C1616
0.1uF
16V
C1599
0.1uF
16V
C1607
0.1uF
16V
C1598
0.1uF
16V
C1559
0.1uF
16V
C1579
0.1uF
16V C1604
0.1uF
16V
C1593
0.1uF
16V
1.26V_VDDC
1.26V_VDDC
C1566
0.1uF
16V
C1608
0.1uF
16V C1596
0.1uF
16V
1.8V_MST
C1590
0.1uF
16V
C1614
0.1uF
16V C1620
0.1uF
16V
C1615
0.1uF
16V
C1589
0.1uF
16V
C1609
0.1uF
16V C1597
0.1uF
16V C1603
0.1uF
16V
C1602
0.1uF
16V
L515
BLM18PG121SN1D
AVDD_AU
AVDD_OTG
L514
BLM18PG121SN1D
AVDD_MEMPLL
L518
BLM18PG121SN1D
C1619
0.1uF
16V
L517
BLM18PG121SN1D
3.3V_MST
VDDP
AVDD_33
AVDD_DM L519
BLM18PG121SN1D
C1582
0.1uF
16V C1606
0.1uF
16V C1601
0.1uF
16V C1595
0.1uF
16V
L521
BLM18PG121SN1D
C1578
0.1uF
16V
L520
BLM18PG121SN1D
VDDP
AVDD_LPLL
L516
BLM18PG121SN1D
C1573
0.1uF
16V
C1612
0.1uF
16V
3.3V_MST
C1587
2.2uF
10V
C1682 10uF 10V
C1683 10uF 10V
C1684 10uF 10V
C1574
10uF
10V
C1521
10uF
10V
C1525
10uF
10V
C1529
10uF
10V
C1534
22uF
16V
C1583
1uF
10V
C1594
1uF
10V
C1588
10uF
10V
C1586
10uF
10V
C1584
10uF
10V
C1585
10uF
10V
C1563
10uF
10V
C1554
10uF
10V
C1524
1500pF
50V
ST_5V
C553
0.1uF
16V
R507
10K
C554
0.47uF
25V
R500
1K
C552
10uF
10V
Q506
SBT2222A_AUK
E
B
C
Q500
RTR030P02
S
D
G
C550
10uF
10V
3.3V_MST
5V
C551
10uF
10V
9.5~19.5V
C1520
22uF
25V
3.3V
L526
BLM18PG121SN1D
ST_5V
C1689 0.1uF
C1687 0.1uF
C1685 0.1uF
C1686 0.1uF
C1688 0.1uF
C523 0.1uF
C517 0.1uF
C522 0.1uF
C519 0.1uF
C525 0.1uF
C520 0.1uF
C521 0.1uF
C516 0.1uF
C518 0.1uF
C524 0.1uF
C526 0.1uF
C515 0.1uF
C514 0.1uF
C542 0.1uF
C543 0.1uF
C540 0.1uF
C545 0.1uF
C544 0.1uF
C541 0.1uF
C539 0.1uF
C538 0.1uF
C530 0.1uF
1.2V_Core
C531 0.1uF
C533 0.1uF
C535 0.1uF
C532 0.1uF
C536 0.1uF
C529 0.1uF
C534 0.1uF
C555
1000pF
C509
1000pF
1.2V_Core
C502 0.1uF
L525
MLB-160808-0068L-N2
L500
MLB-160808-0068L-N2
L524
MLB-160808-0068L-N2
1.8V
C505 0.1uF
L513
MLB-160808-0068L-N2
R525
10K
IC506
TCA0372DM2ELG
3
OUT_A
2
NC1
4
VCC
1
VEE/GND1
6
NC2
5
OUT_B
7
NC3
8
VEE/GND2
9
VEE/GND3
10
NC4
11
IN_B-
12
IN_B+
13
IN_A+
14
IN_A-
15
NC5
16
VEE/GND4
C527 0.1uF
C528 0.1uF
C501
0.1uF
C511 0.1uF C547 0.1uF
R526
0
1/10W
5%
R530
0
1.2V_Core
R523
1K
R514 1K
C500
10uF
10V
Q505
NTR4501NT1G
G
D
S
IC505
BD9306AFVM
3
ENB
2
CT
4
GD
1
RT
5
VCC
6
GND
7
COMP
8
FB R511 9.31K
1/10W
1%
C549
100pF
50V
L509 22uH
D500
40V
RB160M-40
R519
1K
R522 100K 1/10W 1%
R521
20K
C504 0.1uF
16V
C548
100pF
50V
D503
KDS181
IC200
DPP6400
VDD12_1
E11
VDD12_2
E17
VDD12_3
H5
VDD12_4
H22
VDD12_5
N5
VDD12_6
P5
VDD12_7
T22
VDD12_8
AB7
VDD12_9
AB13
VDD12_10
AB20
VDD12_PLLD
C16
VDD12_PLLM
C17
VDD12_EDRAM_1
L5
VDD12_EDRAM_2
M5
VDD12_EDRAM_3
U5
VDD12_EDRAM_4
V5
VDD12_EDRAM_5
L22
VDD12_EDRAM_6
M22
VDD12_EDRAM_7
U22
VDD12_EDRAM_8
V22
VDD18_1
A2
VDD18_2
A3
VDD18_3
A13
VDD18_4
A19
VDD18_5
A25
VDD18_6
B9
VDD18_7
E8
VDD18_8
E14
VDD18_9
E21
VDD18_10
F26
VDD18_11
J22
VDD18_12
K22
VDD18_13
L25
VDD18_PLLD
B16
VDD18_PLLM
B17
VDD33_1
C1
VDD33_2
E16
VDD33_3
J5
VDD33_4
K1
VDD33_5
K5
VDD33_6
N26
VDD33_7
P22
VDD33_8
V1
VDD33_9
W5
VDD33_10
W22
VDD33_11
Y5
VDD33_12
Y22
VDD33_13
AB8
VDD33_14
AB9
VDD33_15
AB10
VDD33_16
AB15
VDD33_17
AB16
VDD33_18
AB18
VDD33_19
AB19
VDD33_20
AD1
VDD33_21
AD26
VDD33_22
AE9
VDD33_23
AE18
RESERVED_C26
C26
RESERVED_B24
B24
VMID
C10
GND_1
A1
GND_2
A9
GND_3
A12
GND_4
A20
GND_5
A26
GND_6
B1
GND_7
B2
GND_8
B25
GND_9
B26
GND_10
C3
GND_11
C4
GND_12
C24
GND_13
C25
GND_14
D4
GND_15
D10
GND_16
D16
GND_17
D17
GND_18
D23
GND_19
D24
GND_20
E1
GND_21
E4
GND_22
E5
GND_23
E6
GND_24
E7
GND_25
E9
GND_26
E10
GND_27
E15
GND_28
E18
GND_29
E22
GND_30
E23
GND_31
F5
GND_32
F22
GND_33
F23
GND_34
G5
GND_35
G22
GND_36
G23
GND_37
G26
GND_38
J1
GND_39
L11
GND_40
L12
GND_41
L13
GND_42
L14
GND_43
L15
GND_44
L16
GND_45
L26
GND_46
M11
GND_47
M12
GND_48
M13
GND_49
M14
GND_50
M15
GND_51
M16
GND_52
N11
GND_53
N12
GND_54
N13
GND_55
N14
GND_56
N15
GND_57
N16
GND_58
P11
GND_59
P12
GND_60
P13
GND_61
P14
GND_62
P15
GND_63
P16
GND_64
R5
GND_65
R11
GND_66
R12
GND_67
R13
GND_68
R14
GND_69
R15
GND_70
R16
GND_71
R22
GND_72
T5
GND_73
T11
GND_74
T12
GND_75
T13
GND_76
T14
GND_77
T15
GND_78
T16
GND_79
U1
GND_80
AA4
GND_81
AA5
GND_82
AA22
GND_83
AB4
GND_84
AB5
GND_85
AB6
GND_86
AB11
GND_87
AB12
GND_88
AB17
GND_89
AB21
GND_90
AB22
GND_91
AB23
GND_92
AC4
GND_93
AC23
GND_94
AD3
GND_95
AD24
GND_96
AE1
GND_97
AE2
GND_98
AE25
GND_99
AE26
GND_100
AF1
GND_101
AF2
GND_102
AF9
GND_103
AF18
GND_104
AF25
GND_105
AF26
VSS_PLL_1
A15
VSS_PLL_2
D15
1.8V_MST
C1550
0.1uF
16V
P501
12507WR-03L
1
2
3
4
P502
12507WR-03L
1
2
3
4
C556
0.01uF
25V
IC500
APE8953MP
3
VOUT_1
2
FB
4
VOUT_2
1
GND
5
VIN
6
VCNTL
7
POK
8
EN
R540
1K
POSENSE
R535
9.1K
1%
R536
12K
1%
R543
10.7K
1.2V_Core
C568
10uF
6.3V
C566
0.01uF
25V
R551
0
1/10W
5%
L507
15uH
R503
10K
L502
BLM18PG121SN1D
IC503
MP2305DS
3
SW
2
IN
4
GND
1
BS
5
FB
6
COMP
7
EN
8
SS
C564
0.01uF
R545
3.3K
C570
10uF
6.3V
C572
10uF
6.3V
R
5
3
8
3
.
6
K
1
/
1
6
W
5
%
C562
0.01uF
25V
ST_5V
R529
10K
R550
0
1/10W
5%
C561
0.01uF
25V
L506
10uH
C569
10uF
6.3V
L503
BLM18PG121SN1D
R539
10.5K
C567
10uF
6.3V
C563
0.1uF
16V
C571
10uF
6.3V
R
5
3
2
3
.
6
K
1
/
1
6
W
5
%
IC502
MP2305DS
3
SW
2
IN
4
GND
1
BS
5
FB
6
COMP
7
EN
8
SS
R544
3.9K
C565
0.01uF
25V
C560
22uF
10V
C559
22uF
10V
C546
22uF
10V
C1671
10uF
25V
C1502
0.1uF
50V
C558
0.1uF
16V
C557
0.1uF
16V
C1513
0.47uF
25V
C1508
22uF
25V
C1505
10uF
25V
C1506
10uF
25V
TEMP_5V
C1504
10uF
10V
C1509
10uF
10V
C1540
10uF
6.3V
C1549
10uF
6.3V
C1547
10uF
6.3V C1545
10uF
6.3V
C1558
10uF
6.3V C1564
10uF
6.3V
C1570
10uF
6.3V C1575
10uF
6.3V
C1565
10uF
6.3V C1568
10uF
6.3V
C1562
10uF
C503 10uF
C513 10uF 6.3V
C537 10uF 6.3V
C507 10uF
C506 10uF
C510
10uF
6.3V
C512
10uF
6.3V
C508
22uF
10V
C1681 0.1uF
ST_BY Power
$0.0475
$0.24
Fan Control
DPP6400
Power
S6 POWER
HX300-JE
POWER
09.11.30
04 06
1.26V_VDDC TO VDDC
1.8V_MST TO AVDD 1.8V
3.3V_MST TO VDDP 3.3V
3.3V_MST TO AVDD 3.3V
CLOSE TO IC
CLOSE TO IC
CLOSE TO IC
CLOSE TO IC
Typ:500mA
Typ:9mA
Typ:9mA
Typ:160mA
Typ:150mA
Typ:7mA
Typ:10mA
Typ:80mA
For ASIC Core
For Embedded
DRAM
For Internal
PLLs
For LVDS I/O
For Internal
PLLs
For LVTTL I/O
& Embedded
DRAM
<DPP6400 Power on Sequence>
- All 1.2V Power First
- And Then Another Power(1.8V, 3.3V)
- All power on within 100ms
- Power down order : 1.8V,3.3V -> 1.2V
R1
Vout=0.8*(1+R1/R2)
R2
$0.07
$0.23
$0.23
V=0.923X(1+R1/R3)=1.266V
THE RECOMMANDED VALUE OF R3 IS 10K
$0.035
$0.05
$0.08
$0.007
$0.02
$0.21
Copyright © 2010 LG Electronics Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only