Read LG 42LG7500 (CHASSIS:LD86F) Service Manual online
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.
2007/08/30
MEMORY(CORTEZ)
OCMADDR[6]
FSADDR[7]
FSDATA[27]
FSDATA[0-31]
FSDATA[2]
FSDATA[19]
OCMDATA[11]
FSDATA[21]
FSADDR[7]
FSDATA[3]
FSDATA[0-31]
OCMADDR[9]
FSDATA[22]
FSDATA[2]
OCMADDR[14]
OCMADDR[0]
FSDATA[17]
FSDATA[19]
FSADDR[8]
FSDATA[25]
OCMADDR[7]
FSDATA[16]
OCMDATA[13]
FSDATA[22]
OCMDATA[1]
OCMDATA[8]
OCMADDR[18]
FSDATA[15]
FSADDR[11]
FSADDR[12]
OCMDATA[10]
FSDATA[0]
FSDATA[26]
FSADDR[2]
FSDATA[6]
OCMADDR[10]
FSDATA[16]
OCMADDR[16]
FSADDR[3]
OCMADDR[21]
FSDATA[4]
FSDATA[5]
FSADDR[12]
OCMADDR[19]
FSADDR[3]
FSDATA[14]
FSDATA[17]
FSADDR[10]
FSDATA[1]
FSDATA[26]
OCMDATA[2]
FSDATA[25]
FSADDR[0]
FSDATA[11]
OCMADDR[0-21]
OCMADDR[0-21]
FSDATA[13]
FSDATA[7]
FSADDR[3]
FSDATA[24]
FSDQS0
FSADDR[6]
OCMADDR[15]
FSADDR[10]
FSADDR[0-12]
FSADDR[5]
FSDATA[30]
FSDATA[24]
FSADDR[4]
OCMADDR[2]
OCMDATA[7]
FSDATA[18]
FSADDR[4]
FSDATA[6]
FSADDR[2]
FSADDR[11]
FSDATA[14]
OCMADDR[8]
FSDATA[10]
FSADDR[0]
OCMADDR[11]
FSDATA[11]
FSDATA[4]
OCMADDR[3]
FSADDR[6]
OCMDATA[9]
FSADDR[4]
FSDATA[9]
FSDATA[8]
FSDATA[7]
FSADDR[8]
FSADDR[9]
OCMDATA[0]
FSDATA[31]
FSDATA[0]
FSADDR[8]
FSDATA[1]
FSDATA[20]
FSDATA[23]
FSDATA[3]
FSADDR[0-12]
FSADDR[11]
OCMDATA[4]
FSADDR[1]
OCMADDR[17]
FSADDR[1]
FSADDR[9]
FSDATA[30]
FSDATA[28]
OCMDATA[6]
OCMADDR[4]
FSADDR[7]
FSDATA[5]
FSDATA[9]
FSADDR[10]
FSDATA[21]
FSADDR[9]
OCMDATA[5]
OCMADDR[13]
FSDATA[29]
OCMDATA[12]
FSADDR[5]
FSDATA[28]
FSDATA[13]
FSDATA[10]
FSDATA[27]
OCMADDR[5]
FSDATA[12]
FSADDR[0]
FSADDR[6]
OCMADDR[12]
OCMDATA[14]
FSADDR[12]
FSDATA[23]
OCMDATA[15]
FSDATA[8]
FSDATA[31]
FSDATA[18]
FSDATA[20]
FSDATA[29]
FSADDR[5]
FSADDR[1]
FSDATA[15]
FSDATA[12]
FSADDR[2]
OCMDATA[3]
OCMADDR[1]
OCMADDR[20]
3.3V_CTZ
FSCS0
AR800
68
FSCS0
FSRAS
FSBKSEL1
FSVREF
R811 22
C852
100uF
16V
1
2
3.3V_CTZ
C851 2.2uF
FSDQS1
FSDQM0
FSVREF
FSADDR[0-12]
GND
AR806
68
FSDQS0
IC802
MX29LV320CTTC-70G
CORTEZ FLASH
26
CE#
27
GND_1
28
OE#
29
Q0
30
Q8
31
Q1
32
Q9
33
Q2
34
Q10
35
Q3
36
Q11
37
VCC
38
Q4
39
Q12
40
Q5
41
Q13
42
Q6
43
Q14
44
Q7
45
Q15/A-1
46
GND_2
47
BYTE#
48
A16
17
A17
3
A13
6
A10
16
A18
15
RY/BY#
14
WP#/ACC
13
NC
12
RESET#
11
WE#
10
A20
9
A19
8
A8
7
A9
4
A12
5
A11
25
A0
24
A1
23
A2
2
A14
22
A3
21
A4
1
A15
20
A5
19
A6
18
A7
FSDQS3
IC804
SC2595STR
3
V_SENSE
2
GND
4
VREF
1
NC
5
VDDQ
6
AVCC
7
PVCC
8
VTT
C822
10uF
FSDQS2
AR810
68
FSBKSEL0
AR809
68
V_TERMINATION
FSBKSEL1
R813
22
FSDQM0
C803 10uF
AR808
68
RESET
FSRAS
FSCK-
R881
68
3.3V_CTZ
R823
FULL_HD
300
R888
68
C879 10uF
FSBKSEL0
R892
68
FSCK+
R823-*1
HD
270
AR807
68
R829
0
FSCAS
AR805
68
FSWE
FSCK-
R884
68
R821-*1 150
FULL_HD
FSCK-
R880
68
FSDQM2
+2.5V_DDR_CTZ
FSDQM1
FSCK+
R891
68
FSCK+
V_TERMINATION
OCM_RE
R877
68
FSDQM3
FSCAS
FSWE
FSCKE
FSWE
+2.5V_DDR_CTZ
FSDQS0
FSCAS
FSRAS
FSVREF
FSDQS3
R885
68
FSDQS2
FSCS0
R886
68
OCM_WE
FSBKSEL1
+2.5V_DDR_CTZ
FSCKE
+2.5V_DDR_CTZ
+2.5V_DDR_CTZ
R860
68
FSDQM3
C801 22uF
16V
FSADDR[0-12]
R821
68
HD
FSDQS1
R883
68
R827
68
HD
OCMDATA[0-15]
FSDATA[0-31]
V_TERMINATION
OCMADDR[0-21]
IC801-*1
HYB25D256160CE-5
HD
26
BA0
27
BA1
28
A10/AP
29
A0
30
A1
31
A2
32
A3
33
VDD_3
34
VSS_1
35
A4
36
A5
37
A6
38
A7
39
A8
40
A9
41
A11
42
NC_5/A12
43
NC_6
44
CKE
45
CK
46
CK
47
UDM
48
VSS_2
49
VREF
50
NC_7
17
NC_2/A13
3
VDDQ_1
6
VSSQ_1
16
LDQS
15
VDDQ_3
14
NC_1
13
DQ7
12
VSSQ_2
11
DQ6
10
DQ5
9
VDDQ_2
8
DQ4
7
DQ3
4
DQ1
5
DQ2
25
NC_4
24
CS0
23
RAS
2
DQ0
22
CAS
21
WE
1
VDD_1
20
LDM
19
NC_3
18
VDD_2
51
UDQS
52
VSSQ_3
53
NC_8
54
DQ8
55
VDDQ_4
56
DQ9
57
DQ10
58
VSSQ_4
59
DQ11
60
DQ12
61
VDDQ_5
62
DQ13
63
DQ14
64
VSSQ_5
65
DQ15
66
VSS_3
FSCKE
FSBKSEL0
GND
R827-*1 150
FULL_HD
ROM_CS
R882
68
FSDQM1
FSDQM2
R812
10K
R843
10K
C848
0.1uF
OPT
C802
0.1uF
R804
OPT
R828
OPT
C855
0.01uF
C807
0.01uF
C824
0.01uF
C854
0.01uF
C812
0.01uF
C850
0.01uF
C841
0.01uF
C831
0.01uF
C856
0.01uF
C817
0.01uF
C826
0.01uF
C836
0.01uF
C840
0.01uF
C844
0.01uF
C810
0.01uF
R897
150
FULL_HD
R898
150
FULL_HD
R800
0
C861
0.1uF
C857
0.1uF
C868
0.1uF
C858
0.1uF
C872
0.1uF
C860
0.1uF
C877
0.1uF
C864
0.1uF
C876
0.1uF
C865
0.1uF
C871
0.1uF
C873
0.1uF
C869
0.1uF
C863
0.1uF
C878
0.1uF
C875
0.1uF
C867
0.1uF
C866
0.1uF
C870
0.1uF
C859
0.1uF
C862
0.1uF
C874
0.1uF
R824
OPT
R816
0
R801
0
R826
0
R808
0
R819
OPT
R807
0
C853
330uF4V
1
2
R805
22
R806
OPT
R822
0
R825 300
AR804
68
FULL_HD
AR803
68
FULL_HD
AR802
68
FULL_HD
AR801
68
FULL_HD
C883
0.1uF
C882
0.1uF
C884
10uF
C885
10uF
C886
0.1uF
C887
0.1uF
R857
68
FULL_HD
R893
68
R859
68
FULL_HD
R894
68
C890
0.1uF
16V
C891
0.1uF
16V
C892
0.1uF
16V
R825-*1
HD
270
C815
100pF
C818
100pF
C806
100pF
C828
100pF
C834
100pF
C813
100pF
C830
100pF
C846
100pF
C800
100pF
C847
100pF
C880 10uF
C881
1uF
25V
IC803
SI4925BDY
3
S2
2
G1
4
G2
1
S1
5
D2_1
6
D2_2
7
D1_1
8
D1_2
C835
100uF
16V
L800
HH-1M3216-501
TP802
R809
READY
L801
HH-1M3216-501
R899
47K
Q800
2SC3875S
E
B
C
PANEL_CTL/DISP_EN
C814
0.01uF
50V
C893
100pF
50V
P_12V
TP804
C838
2.2uF
25V
TP800
R818
47K
TP803
C805
0.1uF
TP801
R810
1K
PANNEL_VCC
IC801
HY5DU561622FTP-4-C
26
BA0
27
BA1
28
A10/AP
29
A0
30
A1
31
A2
32
A3
33
VDD_3
34
VSS_1
35
A4
36
A5
37
A6
38
A7
39
A8
40
A9
41
A11
42
A12
43
NC_4
44
CKE
45
CLK
46
/CLK
47
UDM
48
VSS_2
49
VREF
50
NC_5
17
NC_2
3
VDDQ_1
6
VSSQ_1
16
LDQS
15
VDDQ_3
14
NC_1
13
DQ7
12
VSSQ_2
11
DQ6
10
DQ5
9
VDDQ_2
8
DQ4
7
DQ3
4
DQ1
5
DQ2
25
NC_3
24
/CS
23
/RAS
2
DQ0
22
/CAS
21
/WE
1
VDD_1
20
LDM
19
NC
18
VDD_2
51
UDQS
52
VSSQ_3
53
NC_6
54
DQ8
55
VDDQ_4
56
DQ9
57
DQ10
58
VSSQ_4
59
DQ11
60
DQ12
61
VDDQ_5
62
DQ13
63
DQ14
64
VSSQ_5
65
DQ15
66
VSS_3
IC800
HY5DU561622FTP-4-C
26
BA0
27
BA1
28
A10/AP
29
A0
30
A1
31
A2
32
A3
33
VDD_3
34
VSS_1
35
A4
36
A5
37
A6
38
A7
39
A8
40
A9
41
A11
42
A12
43
NC_4
44
CKE
45
CLK
46
/CLK
47
UDM
48
VSS_2
49
VREF
50
NC_5
17
NC_2
3
VDDQ_1
6
VSSQ_1
16
LDQS
15
VDDQ_3
14
NC_1
13
DQ7
12
VSSQ_2
11
DQ6
10
DQ5
9
VDDQ_2
8
DQ4
7
DQ3
4
DQ1
5
DQ2
25
NC_3
24
/CS
23
/RAS
2
DQ0
22
/CAS
21
/WE
1
VDD_1
20
LDM
19
NC
18
VDD_2
51
UDQS
52
VSSQ_3
53
NC_6
54
DQ8
55
VDDQ_4
56
DQ9
57
DQ10
58
VSSQ_4
59
DQ11
60
DQ12
61
VDDQ_5
62
DQ13
63
DQ14
64
VSSQ_5
65
DQ15
66
VSS_3
TP805
TP806
TP807
8 15
In case of Full-HD:Both of 128M(250MHz) Must be used
256M DDR Only one used:IC801
8.DDR&MEMORY&LVDS
France-MPEG4
PANEL POWER FOR LCD
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