LG 52LG7000-ZA (CHASSIS:LD88F) Service Manual ▷ View 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.
TP1207
TP1208
TP1209
TP1210
TP1211
10K
R1204
MBW3216-501TF
L1202
TP1212
TP1213
15K
1%
R1205
1/10W
4.7K
1 %
R1206
2.2uH
L1200
22uF
C1201
22uF
C1210
10K
R1200
680pF
50V
C1200
MT8280_CORE_1.0V
M8280_DDRV
0.1uF
16V
C1211
MT8280_DVDD33
0.1uF
16V
C1213
0.1uF
16V
C1214
AZ1117H-3.3
$0.0495
IC1204
2
OUTPUT
3
INPUT
1
ADJ/GND
MT8280_AV33
0.1uF
16V
C1215
AZ1117H-3.3
$0.0495
IC1205
2
OUTPUT
3
INPUT
1
ADJ/GND
22uF
16V
C1216
10uF
16V
C1218
10uF
16V
C1219
0.1uF
16V
C1221
AVDD12_SYSPLL
10uF
16V
C1222
0.1uF
16V
C1223
AZ1117H-1.2TRE1
$0.055
IC1206
1
ADJ/GND
2
OUT
3
IN
120-ohm
L1203
120-ohm
L1204
120-ohm
L1205
120-ohm
L1206
0.1uF
16V
C1226
4.7uF
10V
C1227
0.1uF
16V
C1230
1uF
16V
C1232
4.7K
R1207
22uF
16V
C1234
4.7uF
10V
C1235
MT8280_DVDD33
0.1uF
16V
C1237
0.1uF
16V
C1238
0.1uF
16V
C1239
0.1uF
16V
C1240
0.1uF
16V
C1241
1uF
16V
C1242
4.7uF
10V
C1243
120-ohm
L1207
120-ohm
L1208
M8280_DDRV
0.1uF
16V
C1244
0.1uF
16V
C1245
0.1uF
16V
C1246
0.1uF
16V
C1247
0.1uF
16V
C1248
0.1uF
16V
C1249
0.1uF
16V
C1250
0.1uF
16V
C1251
0.1uF
16V
C1252
0.1uF
16V
C1253
0.1uF
16V
C1254
0.1uF
16V
C1255
1uF
16V
C1256
1uF
16V
C1257
4.7uF
10V
C1258
1uF
16V
C1259
1uF
16V
C1260
0.1uF
16V
C1261
0.1uF
16V
C1262
0.1uF
16V
C1263
0.1uF
16V
C1264
0.1uF
16V
C1265
0.1uF
16V
C1266
0.1uF
16V
C1267
0.1uF
16V
C1268
0.1uF
16V
C1269
0.01uF
50V
C1202
0.01uF
50V
C1203
0.01uF
50V
C1270
0.01uF
50V
C1271
0.01uF
50V
C1272
0.01uF
50V
C1273
0.01uF
50V
C1274
0.01uF
50V
C1275
1uF
16V
C1276
4.7uF
10V
C1277
MT8280_CORE_1.0V
120-ohm
L1209
10uF
16V
C1278
1uF
16V
C1279
120-ohm
L1210
120-ohm
L1211
0.1uF
16V
C1280
4.7uF
10V
C1281
0.1uF
16V
C1282
4.7uF
10V
C1283
0.1uF
16V
C1284
4.7uF
10V
C1285
AVDD12_DMPLL
AVDD12_MJCPLL
AVDD12_DMPLL
AVDD12_MJCPLL
AVDD12_SYSPLL
MT8280_AV33
120-ohm
L1212
0.1uF
16V
C1286
10uF
16V
C1287
1uF
16V
C1288
10uF
16V
C1289
TP1225
27.00000MHz
X1200
820K
R E
A D
Y
R1211
MX25L4005AM2C-12G
IC1201
3
WP#
2
SO
4
GND
1
CS#
5
SI
6
SCLK
7
HOLD#
8
VCC
MT8280_DVDD33
0
R1212
10K
R1213
MT8280_FLASH_WP
10K
R1214
KRC103S
Q1200
E
B
C
MT8280_DVDD33
10K
R1215
R E
A D
Y
10K
R1216
MT8280_DVDD33
0
R1217
SDA2_3.3V
SCL2_3.3V
0
R1218
0
R1219
0
R1220
READY
0
R1221
READY
BSS83
Q1202
READY
S
B
D
G
BSS83
Q1201
READY
S
B
B
D
G
UART_COMM_ON
DEBUG_SEL
TP1227
NLASB3157DFT2G
IC1208
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
NLASB3157DFT2G
IC1207
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
GPROBE_TX
GPROBE_RX
Gprobe_MT8280Debug_TX
Gprobe_MT8280Debug_RX
MT8280_DVDD33
4.7K
R1223
4.7K
R1224
GPROBE_TX
GPROBE_RX
MT8280_JTDO
MT8280_PWN
MT8280_PRST
MT8280_DVDD33
4.7K
R1227
4.7K
R1228
R E
A D
Y
4.7K
R1229
R E
A D
Y
4.7K
R1230
AVDD12
MT8280_DVDD33
P_+5V
0
R1235
R E
A D
Y
M T
8 28
0 D
W O
N _R
X
M T
8 28
0 D
W O
N _T
X
M T
8 28
0 D
W O
N _R
X
M T
8 28
0 D
W O
N _T
X
MT8280_DVDD33
4.7K
R1236
4.7K
R1237
4.7K
R1226
4.7K
R1225
0.1uF
C1292
0.1uF
C1293
MT8280_DVDD33
4.7K
R1231
4.7K
R1234
12K
1 %
R1239
10uF
16V
C1295
330pF
50V
C1294
15K1
%
R1238
18K
R1240
10uF
16V
C1212
2.2uH
L1213
35
36
2-
04
10
P1203
READY
1
2
3
4
35
36
2-
04
10
P1202
READY
1
2
3
4
120-ohm
L1214
1uF
C1204
47K
R1241
47K
R1202
0.1uF
50V
C1205
R O
H M
RTR030P02
Q1203
S
D
G
2SC3052
Q1204
E
B
C
P_+5V
MT8280FG
IC502
RXD
AB21
SFDI
B8
PRST_
W18
PWN_
Y18
EFUSE
W15
NS_XTALI
V21
SDA
AB20
JTMS
Y22
JTRST
W21
JRTCK
AA22
JTCK
Y21
JTDI
W20
JTDO
AA21
INTO_
V17
GPIO0
Y6
GPIO1
Y7
GPIO2
Y16
GPIO3
W16
GPIO4
W17
GPIO5
V16
TXD
AA20
SCL
Y19
SFCS
A7
SFCK
D8
SFDO
A8
NS_XTALO
V22
TN0
U21
TP0
U22
AVDD33_XTAL
V20
AVDD12_SYSPLL
T20
AVDD12_MJCPLL
T22
AVDD12_DMPLL
T21
AVSS33_XTAL
U20
AVSS_PLL_1
R20
AVSS_PLL_2
R21
AVSS_PLL_3
R22
MT8280FG
IC502
DVDD33_1
C8
DVDD33_2
D9
DVDD33_3
W7
DVDD33_4
W19
DVDD33_5
Y20
DVDD18_1
A1
DVDD18_2
B2
DVDD18_3
C6
DVDD18_4
D7
DVDD18_5
F3
DVDD18_6
G1
DVDD18_7
G4
DVDD18_8
H2
DVDD18_9
M1
DVDD18_10
M4
DVDD18_11
N3
DVDD18_12
U2
DVDD18_13
V1
DVDD18_14
V4
DVDD18_15
W3
DVDD18_16
AA4
DVDD18_17
AB3
DVDD10_1
J10
DVDD10_2
J13
DVDD10_3
J14
DVDD10_4
K9
DVDD10_5
K11
DVDD10_6
K12
DVDD10_7
K14
DVDD10_8
L10
DVDD10_9
L13
DVDD10_10
M10
DVDD10_11
M13
DVDD10_12
N9
DVDD10_13
N11
DVDD10_14
N12
DVDD10_15
N14
DVDD10_16
P10
DVDD10_17
P13
DVDD10_18
P14
DVSS_1
A4
DVSS_2
B5
DVSS_3
C3
DVSS_4
D1
DVSS_5
D4
DVSS_6
E2
DVSS_7
J3
DVSS_8
J9
DVSS_9
J11
DVSS_10
J12
DVSS_11
K1
DVSS_12
K4
DVSS_13
K10
DVSS_14
K13
DVSS_15
L9
DVSS_16
L11
DVSS_17
L12
DVSS_18
L14
DVSS_19
M9
DVSS_20
M11
DVSS_21
M12
DVSS_22
M14
DVSS_23
N10
DVSS_24
N13
DVSS_25
P2
DVSS_26
P9
DVSS_27
P11
DVSS_28
P12
DVSS_29
R1
DVSS_30
R4
DVSS_31
T3
DVSS_32
W6
DVSS_33
Y2
DVSS_34
Y5
DVSS_35
AA1
100uF
16V
C1236
100uF
16V
C1231
100uF
16V
C1228
100uF
16V
C1229
10K
R1201
+5V
PANEL_VCC_EN
P_+5V
22uF
16V
C1217
22uF
16V
C1220
BD9130EFJ-E2
IC1202
3
ITH
2
VCC
4
GND
1
ADJ
5
PGND
6
SW
7
PVCC
8
EN
BD9130EFJ-E2
IC1203
3
ITH
2
VCC
4
GND
1
ADJ
5
PGND
6
SW
7
PVCC
8
EN
10K
R1242
20pF
C1291
20pF
C1290
470uF
16V
C1224
470uF
16V
C1225
470uF
16V
C1233
857mA
281.685mA
6.789mA
16mA
551mA
IO POWER
DDR POWER
CORE POWER
HIGH : FLASH MODE
LOW : DRAM /DownLoad MODE
Selete low = B0
Selete high = B1
Commuication Mode
GProbe Debug Mode
Mt8280 Debug Mode
Douglas and MT8280FG
DEBUG_SEL
UART_COMM_ON
Debug port no connection
High
High
Low
Low
From Douglas
Low
MT8280_UART1
For Debugging
For DownLoad
MT8280_UART0
temp:105
temp:105
temp:105
Jul., 2008
P/NO : MFL48937304
Jul., 2008
P/NO : MFL48937304
Jul., 2008
P/NO : MFL48937304