![background image](http://html.mh-extra.com/html/lg/50pz950/50pz950_service-manual_214812035.webp)
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.
MAIN_SDDR_DQ[11]
SDDR_DQ[7]
SDDR_DQ[3]
SDDR_DQ[15]
MAIN_SDDR_DQ[0]
DDR_A[12]
SDDR_DQ[5]
DDR_A[11]
SDDR_DQ[1]
SDDR_DQ[14]
DDR_A[5]
DDR_A[7]
SDDR_DQ[8]
MAIN_SDDR_DQ[10]
SDDR_DQ[12]
SDDR_DQ[10]
SDDR_DQ[13]
MAIN_SDDR_DQ[8]
SDDR_DQ[0]
MAIN_SDDR_DQ[4]
DDR_A[2]
MAIN_SDDR_DQ[2]
DDR_A[3]
SDDR_DQ[2]
MAIN_SDDR_DQ[13]
DDR_A[9]
SDDR_DQ[9]
SDDR_DQ[4]
SDDR_DQ[8]
SDDR_DQ[11]
SDDR_DQ[7]
SDDR_DQ[2]
SDDR_DQ[4]
DDR_A[10]
MAIN_SDDR_DQ[6]
MAIN_SDDR_DQ[1]
MAIN_SDDR_DQ[9]
SDDR_DQ[13]
SDDR_DQ[14]
DDR_A[8]
DDR_A[0]
MAIN_SDDR_DQ[5]
SDDR_DQ[15-0]
SDDR_DQ[12]
SDDR_DQ[5]
DDR_A[6]
MAIN_SDDR_DQ[3]
SDDR_DQ[9]
SDDR_DQ[10]
SDDR_DQ[1]
SDDR_DQ[0]
SDDR_DQ[6]
DDR_A[4]
SDDR_DQ[6]
DDR_A[1]
MAIN_SDDR_DQ[12]
MAIN_SDDR_DQ[7]
SDDR_DQ[3]
SDDR_DQ[15]
MAIN_SDDR_DQ[15]
MAIN_SDDR_DQ[14]
SDDR_DQ[11]
C1806
0.1uF
16V
MAIN_DDR_DQS[1]
C1816
0.1uF
16V
DDR_DQS[1]
C1777
0.1uF
16V
C1810
0.1uF
16V
C1745
0.1uF
16V
C1790
0.1uF
16V
L1708
120-ohm
C1770
0.1uF
16V
MAIN_DDR_A[5]
C1821
10uF
10V
C1786
0.1uF
16V
DDR_A[2]
DDR_VREF0_3D
3V3_LTX_AVDD33
LTX_VDD10
MAIN_DDR_A[7]
/DDR_CS
R1703
10K
R1700
100
C1773
10uF
10V
1V8
1V8
C1820
10uF
10V
C1818
10uF
10V
DDR_A[1]
DDR_BA[1]
/DDR_DQS[1]
C1765
0.1uF
16V
DDR_DQS[0]
C1795
0.1uF
16V
C1813
0.1uF
16V
/MAIN_DDR_CS
C1720
0.1uF
16V
ASIC_DDR_DM[0]
3V3_LRX_AVDD33
DDR_A[12]
VDD_3.3V
C1768
0.1uF
16V
C1766
0.1uF
16V
MAIN_DDR_BA[0]
/MAIN_DDR_CAS
C1749
0.1uF
16V
/DDR_WE
C1775
10uF
10V
VDD_3.3V
AR308
22
3V3_LTX_AVDD33
C1890
0.1uF
16V
/DDR2_CLK
MAIN_DDR_DQS[0]
C1756
0.1uF
16V
MAIN_DDR_A[8]
C1787
0.1uF
16V
C1704
10uF
10V
PLL_VDD_3.3V
C1815
0.1uF
16V
C1719
100pF
50V
MAIN_DDR2_ODT
C1853
0.1uF
16V
C1767
0.1uF
16V
C1796
0.1uF
16V
C1761
0.1uF
16V
C1792
0.1uF
16V
DDR_BA[0]
DDR_A[6]
DDR_BA[0]
C1801
0.1uF
16V
C1751
0.1uF
16V
MAIN_DDR2_CKE
MAIN_DDR_DM[1]
MAIN_DDR_A[1]
C1889
0.1uF
16V
/MAIN_DDR_DQS[1]
MAIN_DDR_A[6]
/DDR_DQS[0]
DDR_A[8]
DDR_A[10]
C1785
0.1uF
16V
MAIN_DDR_A[0]
DDR_A[5]
/DDR_CAS
C1701
10uF
10V
C1779
0.1uF
16V
DDR2_ODT
DDR_BA[1]
AR302
22
L1700
CIC21J501NE
C1794
0.1uF
16V
ASIC_DDR_DM[1]
/DDR_DQS[1]
AR304
22
DDR_A[4]
DDR2_ODT
1V0
R1704
9.1K
DDR_A[11]
C1759
0.1uF
16V
AR307
22
C1812
0.1uF
16V
C1793
0.1uF
16V
C1781
0.1uF
16V
AR303
22
C1789
0.1uF
16V
C1725
0.1uF
16V
C1784
0.1uF
16V
C1809
0.1uF
16V
DDR2_CKE
C1769
10uF
10V
MAIN_DDR_A[11]
3V3
+5V_3D
/DDR_RAS
C1746
0.1uF
16V
R1707
12K
1%
1V0
C1808
0.1uF
16V
L
1
7
0
3
M
L
B
-
2
0
1
2
0
9
-
0
1
2
0
P
-
N
2
C1742
0.1uF
16V
C1727
0.1uF
16V
AR309
22
C1731
0.1uF
16V
C1807
0.1uF
16V
DDR_DQS[1]
C1800
0.1uF
16V
/DDR_WE
C1780
0.1uF
16V
C1797
0.1uF
16V
C1723
10uF
10V
C1819
10uF
10V
MAIN_DDR_A[3]
/MAIN_DDR_DQS[0]
C1711
470pF
50V
C1772
10uF
10V
R352
22
C1802
0.1uF
16V
C1771
10uF
10V
C1764
0.1uF
16V
MAIN_DDR_BA[1]
/MAIN_DDR2_CLK
C1763
0.1uF
16V
MAIN_DDR2_CLK
C1776
0.1uF
16V
DDR2_CKE
C1817
0.1uF
16V
C1788
0.1uF
16V
MAIN_DDR_A[2]
C1714
22uF
10V
L1711
120-ohm
AR305
22
ASIC_DDR_DM[0]
PLL_VDD_3.3V
DDR2_CLK
MAIN_DDR_A[9]
C1805
0.1uF
16V
AR301
22
C1783
0.1uF
16V
1V0
L1702
3.6uH
NR8040T3R6N
C1799
0.1uF
16V
C1774
10uF
10V
L1712
120-ohm
MAIN_DDR_A[4]
DDR_A[0]
C1738
0.1uF
16V
C1713
2200pF
C1778
0.1uF
16V
C1710
0.1uF
16V
1V8
C1782
0.1uF
16V
1V0
MAIN_DDR_A[10]
1V8
DDR_VREF_LG8300
/DDR_RAS
/DDR_DQS[0]
R1705
10K
OPT
3V3_LRX_AVDD33
DDR_VREF_LG8300
/DDR2_CLK
/MAIN_DDR_RAS
MAIN_DDR_A[12]
/DDR_CAS
C1798
0.1uF
16V
DDR_DQS[0]
DDR2_CLK
C1762
0.1uF
16V
C1814
0.1uF
16V
AR306
22
MAIN_SDDR_DQ[15-0]
DDR_A[9]
LTX_VDD10
C1739
0.1uF
16V
MAIN_DDR_DM[0]
C1718
100pF
50V
OPT
C1804
0.1uF
16V
L1710
120-ohm
C1728
0.1uF
16V
C1709
0.1uF
16V
L1709
120-ohm
DDR_A[3]
ASIC_DDR_DM[1]
C1791
0.1uF
16V
/MAIN_DDR_WE
C1803
0.1uF
16V
R1708
3.3K
1%
/DDR_CS
C1811
0.1uF
16V
DDR_A[7]
DDR_A[12-0]
R351
22
R348
22
R346
22
R344
22
R345
22
R347
22
R350
22
R349
22
R359
0
C3307
0.1uF
16V
R360
0
R361
1
C3305
0.1uF
16V
C3304
22uF
25V
OPT
1V8
3V3
IC1702
W9725G6JB-25
J2
VREF
J8
CLK
H2
VSSQ_2
B7
UDQS
N8
A4
P8
A8
L1
NC_4
L2
BA0
R8
NC_3
K7
RAS
F8
VSSQ_3
F3
LDM
P3
A9
M3
A1
N3
A5
K8
CLK
R3
NC_5
L3
BA1
J7
VSSDL
L7
CAS
F2
VSSQ_4
B3
UDM
M2
A10/AP
K2
CKE
R7
NC_6
M7
A2
N7
A6
M8
A0
J1
VDDL
K3
WE
E8
LDQS
P7
A11
K9
ODT
A2
NC_1
N2
A3
P2
A7
H8
VSSQ_1
F7
LDQS
A8
UDQS
R2
A12
L8
CS
E2
NC_2
E7
VSSQ_5
D8
VSSQ_6
D2
VSSQ_7
A7
VSSQ_8
B8
VSSQ_9
B2
VSSQ_10
P9
VSS_1
N1
VSS_2
J3
VSS_3
E3
VSS_4
A3
VSS_5
G9
VDDQ_1
G7
VDDQ_2
G3
VDDQ_3
G1
VDDQ_4
E9
VDDQ_5
C9
VDDQ_6
C7
VDDQ_7
C3
VDDQ_8
C1
VDDQ_9
A9
VDDQ_10
R1
VDD_1
M9
VDD_2
J9
VDD_3
E1
VDD_4
A1
VDD_5
B9
DQ15
B1
DQ14
D9
DQ13
D1
DQ12
D3
DQ11
D7
DQ10
C2
DQ9
C8
DQ8
F9
DQ7
F1
DQ6
H9
DQ5
H1
DQ4
H3
DQ3
H7
DQ2
G2
DQ1
G8
DQ0
IC1704
AZ1117BH-1.8TRE1
OUT
IN
ADJ/GND
LG8300
IC3202
VDD10_1
F6
VDD10_2
F13
VDD10_3
G6
VDD10_4
G7
VDD10_5
G8
VDD10_6
G9
VDD10_7
G10
VDD10_8
G11
VDD10_9
G12
VDD10_10
G13
VDD10_11
H6
VDD10_12
H13
VDD10_13
J6
VDD10_14
J13
VDD10_15
K6
VDD10_16
K13
VDD10_17
L6
VDD10_18
L7
VDD10_19
L8
VDD10_20
L9
VDD10_21
L10
VDD10_22
L11
VDD10_23
L12
VDD10_24
L13
VDD10_25
M6
VDD10_26
M13
LTX_VDD10_1
H5
LTX_VDD10_2
J5
LTX_VDD10_3
K5
LTX_VDD10_4
L5
LTX_VDD10_5
M5
VDD33_1
E5
VDD33_2
E6
VDD33_3
E7
VDD33_4
E8
VDD33_5
E9
VDD33_6
E10
VDD33_7
E11
VDD33_8
E12
VDD33_9
E13
VDD33_10
E14
VDD33_11
E15
VDD33_12
F15
VDD33_13
G15
LRX_AVDD33_1
L16
LRX_AVDD33_2
N16
LTX_AVDD33_1
E4
LTX_AVDD33_2
G4
LTX_AVDD33_3
L4
LTX_AVDD33_4
N4
LTX_AVDD33_5
J4
DDR_VREF0
T4
DDR_VREF1
R11
DDR_VREF2
V17
DDR_VDDQ_1
N7
DDR_VDDQ_2
N8
DDR_VDDQ_3
N9
DDR_VDDQ_4
N10
DDR_VDDQ_5
N11
DDR_VDDQ_6
N12
DDR_VDDQ_7
N13
DDR_VDDQ_8
N14
DDR_VDDQ_9
P6
DDR_VDDQ_10
P7
DDR_VDDQ_11
P8
DDR_VDDQ_12
P9
DDR_VDDQ_13
P10
DDR_VDDQ_14
P12
DDR_VDDQ_15
P13
DDR_VDDQ_16
P14
DDR_VDDQ_17
P15
GND_1
F5
GND_2
F7
GND_3
F8
GND_4
F9
GND_5
F10
GND_6
F11
GND_7
F12
GND_8
F14
GND_9
G5
GND_10
G14
GND_11
G16
GND_12
H7
GND_13
H8
GND_14
H9
GND_15
H10
GND_16
H11
GND_17
H12
GND_18
H14
GND_19
H15
GND_20
H16
GND_21
J7
GND_22
J8
GND_23
J9
GND_24
J10
GND_25
J11
GND_26
J12
GND_27
J14
GND_28
J15
GND_29
J16
GND_30
K7
GND_31
K8
GND_32
K9
GND_33
K10
GND_34
K11
GND_35
K12
GND_36
K14
GND_37
K15
GND_38
K16
GND_39
L14
GND_40
L15
GND_41
M7
GND_42
M8
GND_43
M9
GND_44
M10
GND_45
M11
GND_46
M12
GND_47
M14
GND_48
M15
GND_49
N5
GND_50
N6
GND_51
N15
GND_52
P5
GND_53
P11
GND_54
R4
GND_55
R14
LRX_AVSS33_1
M16
LRX_AVSS33_2
P16
LTX_AVSS33_1
F4
LTX_AVSS33_2
H4
LTX_AVSS33_3
K4
LTX_AVSS33_4
M4
LTX_AVSS33_5
P4
DDRPLL_AVSS33
C17
SYSPLL_AVSS33
D17
ADPLL_AVSS33
E16
SSPLL_AVSS33
F16
DDRPLL_AVDD33
C18
SYSPLL_AVDD33
D18
SSPLL_AVDD33
E17
ADPLL_AVDD33
E18
GND_0
A2
1V8
R1714
4.7K
1%
DDR_VREF0_3D
R1712
4.7K
1%
R1715
4.7K
1%
R1713
4.7K
1%
C1893
0.1uF
C1891
0.1uF
C1894
1000pF
DDR_VREF_LG8300
C1892
1000pF
1V8
C3306
10uF
6.3V
C3308
10uF
6.3V
C1702
22uF
10V
OPT
IC1700
AOZ1072AI-3
3
AGND
2
VIN
4
FB
1
PGND
5
COMP
6
EN
7
LX_1
8
LX_2
CLOSE TO VIN AND AGND PIN
R2
Vout=0.8*(1+R1/R2)
2A
R1
5V TO 1.0V
3.3V TO 1.8V
Close to LG8300
Close to DDR2(IC1702)
Copyright © 2011 LG Electronics Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only