LG 52LG70ED-CA (CHASSIS:LC81E) Service Manual ▷ View online
C
2008
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
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.
HD2812
IC2800
HD2812
1
DVDD33
2
DVSS33
3
AVDD33_1
4
VIN
5
VIP
6
AVSS33_1
7
VDD_1
8
OVR
9
VDD33_1
10
AGCPDM
11
VSS_1
12
TESTMODE
13
VDD33_2
14
TESTMODESEL
15
VDD33_3
16
BISTMODE
17
VSSD_1
18
VDD_2
19
SCAN_EN
20
VSS_2
21
OLED0
22
SDRDATA7
23
SDRDATA6
24
VSS_3
25
SDRDATA5
26
SDRDATA4
27
VDD_3
28
SDRDATA3
29
SDRDATA2
30
SDRDATA1
31
VDD33_4
32
SDRDATA0
33
SDRDATA15
34
SDRDATA14
35
VSSD_2
36
SDRDATA13
37
SDRDATA12
38
VDD33_5
39
SDRDATA11
40
SDRDATA10
41
SDRDATA9
42
VDD_4
43
SDRDATA8
44
SDRCK
45
VSS_4
46
SDRSA9
47
SDRSA8
48
SDRSA7
49
SDRSA6
50
SDRSA5
51
SDRSA4
52
VDD33_6
53
SDRSA3
54
SDRSA2
55
VSSD_3
56
SDRSA1
57
SDRSA0
58
SDRSA10
59
VDD_5
60
SDRBA
61
SDRCS_N
62
SDRRAS_N
63
VSS_5
64
SDRCAS_N
65
SDRWE_N
66
VDD33_7
67
TSDATA0
68
TSDATA1
69
TSDATA2
70
VDD_6
71
TSDATA3
72
TSDATA4
73
TSDATA5
74
TSDATA6
75
VSS_6
76
TSTATA7
77
TS_SYNC
78
TS_VID
79
VSS_7
80
TS_CLK
81
VDD_7
82
VSSD_4
83
SDA
84
SCL
85
VDD33_8
86
VCXOPDM
87
VSS_8
88
CLK4_EXT
89
IRSTN
90
CLK2_EXT
91
VDD_8
92
PLL_NSEL
93
DVSS12
94
DVDD12
95
PVDD
96
PVSS
97
AVSS33_2
98
AVDD33_2
99
VDDO
100
VSSO
100
R2818
100
R2819
10K
R2820
200
R2821
33
R2813
0
R2811
0
R2812
0
R2807
0
R2810
4.7K
OPT
R2817
4.7K
OPT
R2816
0
R2809
4.7K
R2808
1K
R2800
1K
R2802
1K
R2803
R2805
READY
0
R2806
+3.3V_HDVDD
+3.3V_AVDD
+1.2V_AVDD
+3.3V_AVDD
+3.3V_HDVDD
+3.3V_HDVDD
+3.3V_HDVDD
+1.2V_AVDD
+3.3V_HDVDD
+3.3V_HDVDD
+3.3V_HDVDD
+1.2V_AVDD
DGND
DGND
DGND
DGND
DGND
FE_TS1_SYNC
007:L5
FE_TS1_VAL
007:L5
FE_TS1_CLK
007:L6
SDR_DATA[0-15]
0 1 4 : I 2
SDR_DATA[0-15]
014:E6
OLED0
014:K4
CLK2_EXT
014:D1
HD_DIF2
013:L6
HD_DIF1
013:L6
/RESET_HD2812
0 1 4 : C 7 ; 0 1 4 : D 1
/RESET_HD2812
0 1 4 : C 7 ; 0 1 4 : D 1
FE_TS1_DATA[0-7]
007:L5
OLED0
014:B4
SCL1
0 0 1 : B 7 ; 0 0 3 : B 3 ; 0 0 5 : A 6 ; 0 0 5 : G 8 ; 0 1 0 : E 3 ; 0 1 0 : K 6 ; 0 0 9 : F 2
SDA1
0 0 1 : B 7 ; 0 0 3 : B 3 ; 0 0 5 : A 7 ; 0 0 5 : G 8 ; 0 1 0 : E 3 ; 0 1 0 : K 6 ; 0 0 9 : F 2
CLK2_EXT
0 1 4 : I 7
VCXO_PDM
014:G7
VCXO_PDM
014:D1
/RESET_HD2812
0 1 4 : C 7 ; 0 1 4 : C 7
/ALL_RESET
0 0 1 : I 8 ; 0 0 3 : E 2 ; 0 1 3 : A 5
/GPIO_RESET_HD2812
001:L7
100uF
16V
C2840
47uF
16V
16V
C2842
47uF
16V
16V
C2837
0 . 1 u F
50V
50V
C2841
0 . 1 u F
C2825
0 . 1 u F
C2809
0.1uF
C2816
0 . 1 u F
C2827
0.1uF
C2819
0 . 1 u F
C2807
0 . 1 u F
C2808
0.1uF
C2820
0 . 1 u F
C2806
0.1uF
C2814
0.1uF
C2815
0 . 1 u F
C2811
0 . 1 u F
C2810
0.1uF
C2813
0.1uF
C2821
0 . 1 u F
C2826
0 . 1 u F
C2824
0 . 1 u F
C2830
0 . 1 u F
C2831
0 . 1 u F
C2834
0 . 1 u F
C2835
22pF
C2822
0 . 1 u F
C2836
0 . 1 u F
C2844
10nF
50V
50V
C2832
10uF
16V
16V
C2833
0 . 1 u F
C2805
0.1uF
C2812
22pF
50V
50V
C2800
220pF
50V
C2803
220pF
50V
C2802
MLB-201209-0120P-N2
L2803
MLB-201209-0120P-N2
L2804
MLB-201209-0120P-N2
L2801
L2800
SAM2333
D2800
A2[GN]
C
A1[RD]
1/16W
0
IC2803
1/16W
0
IC2802
1/16W
0
IC2801
0.1uF
C2817
0.1uF
C2818
0.1uF
C2823
M12L16161A-5TG[SHRINK 0.11UM]
IC2804
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
17
3
6
16
15
14
13
12
11
10
9
8
7
4
5
25
24
23
2
22
21
1
20
19
18
22uF
16V
16V
C2838
100uF
16V
16V
C2845
0 . 1 u F
C2839
+3.3V_HDVDD
0 . 1 u F
C2843
C2843
MLB-201209-0120P-N2
L2802
+6V_TU
SC4215ISTRT
IC2805
3
VIN
2
EN
4
NC_2
1
NC_1
5
NC_3
6
VO
7
ADJ
8
GND
1/10W
5.1K
5%
R2823
1/10W
10K
5%
R2822
1K
R2804
0.1uF
C2804
DGND
AGC_HD2812
0 1 3 : F 8
DGND
0.1uF
C2801
1K
R2801
1K
R2814
47uF
C2829
1K
R2815
0.1uF
C2828
KIA78R033F
IC2806
1
VIN
2
VC
3
VOUT
4
NC
5
GND1
6
GND2
10uF
16V
16V
C2846
30.24MHz
X2800
6
SV
1
VC
2
TRI-STATE
5
NC
3
GND
4
OUTPUT
DGND
DGND
DGND
DGND
DGND
DGND
+3.3V_HDVDD
SDR_DATA[6]
SDR_DATA[7]
SDR_DATA[5]
SDR_DATA[4]
SDR_DATA[3]
SDR_DATA[2]
SDR_DATA[1]
SDR_DATA[14]
SDR_DATA[15]
SDR_DATA[0]
SDR_DATA[13]
SDR_DATA[12]
SDR_DATA[10]
SDR_DATA[11]
SDR_DATA[9]
SDR_DATA[8]
SDR_ADDR[9]
SDR_ADDR[5]
SDR_ADDR[6]
SDR_ADDR[7]
SDR_ADDR[8]
SDR_ADDR[4]
SDR_ADDR[3]
SDR_ADDR[2]
SDR_ADDR[1]
SDR_ADDR[0]
SDR_ADDR[10]
SDR_ADDR[3]
SDR_ADDR[2]
SDR_ADDR[1]
SDR_ADDR[0]
SDR_CS
SDR_ADDR[10]
SDR_BA
SDR_RAS
SDR_CAS
SDR_WE
SDR_ADDR[4]
SDR_ADDR[5]
SDR_ADDR[7]
SDR_ADDR[6]
SDR_ADDR[9]
SDR_ADDR[8]
SDR_BA
SDR_CS
SDR_RAS
SDR_CAS
SDR_WE
SDR_DATA[7]
SDR_DATA[6]
SDR_DATA[5]
SDR_DATA[4]
SDR_DATA[2]
SDR_DATA[3]
SDR_DATA[1]
SDR_DATA[0]
SDR_DATA[15]
SDR_DATA[14]
SDR_DATA[13]
SDR_DATA[12]
SDR_DATA[11]
SDR_DATA[10]
SDR_DATA[9]
SDR_DATA[8]
SDR_CLK
SDA1
SCL1
SDR_CLK
FE_TS1_DATA[0]
FE_TS1_DATA[1]
FE_TS1_DATA[2]
FE_TS1_DATA[3]
FE_TS1_DATA[4]
FE_TS1_DATA[5]
FE_TS1_DATA[7]
FE_TS1_DATA[6]
+3.3V_HDVDD
S h o u l d b e p l a c e d o n t h e T o p l a y e r
2008.07
中国印刷
P/NO : MFL38884126
2008.07
中国印刷
P/NO : MFL38884126
2008.07
中国印刷
P/NO : MFL38884126