Read LG 47LX6500-CA (CHASSIS:LC03R) Service Manual online
THERMAL
THERMAL
THERMAL
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.
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.
(+12V)
(+12V)
(+12V)
+3.3V
L306
3.6uH
NR8040T3R6N
R304
10
1%
0.1uF
C319
16V
+1.0VDC
VLCD_POWER
L305
3.6uH
4.9A
C302
0.1uF
0.1uF
IC301
MP8706EN-C247-LF-Z
3
SW_2
2
SW_1
4
BST
1
IN
5
EN/SYNC
6
FB
7
VCC
8
GND
C308
1uF
50V
1uF
50V
C311
100pF
50V
OPT
R307
100K
VLCD_POWER
+3.3V
L303
120-ohm
C304
100pF
R302
3K
1%
R1
L301
120-ohm
R308
39K
1%
R1
R309
12.4K
1%
R2
C306
10uF
10uF
6.3V
OPT
R305
100K
C312
1uF
10V
R306
39K
R301
22
C315
0.1uF
50V
0.1uF
50V
C301
22uF
25V
22uF
25V
C309
0.47uF
50V
OPT
IC302
MP2212DN
3
IN
2
GND
4
BS
1
FB
5
VCC
6
SW_1
7
SW_2
8
EN/SYNC
R316
10
10
C328
0.1uF
C324
22uF
16V
16V
C336
22uF
16V
16V
OPT
R315
10
10
C329
1uF
25V
1uF
25V
IC305
MP2212DN
3
IN
2
GND
4
BS
1
FB
5
VCC
6
SW_1
7
SW_2
8
EN/SYNC
C322
22uF
16V
16V
OPT
C331
22uF
16V
16V
R312
10K
10K
D302
100V
1N4148W_DIODES
OPT
L309
3.6uH
C323
0.1uF
50V
0.1uF
50V
C327
100pF
C333
0.1uF
50V
0.1uF
50V
R313
0
0
R325
10K
R329
220
220
IC309
BD35331F-E2
3
VTTS
2
EN
4
VREF
1
GND
5
VDDQ
6
VCC
7
VTT_IN
8
VTT
C367
0.1uF
16V
0.1uF
16V
R326
1M
OPT
C342
0.1uF
16V
0.1uF
16V
C344
10uF
16V
10uF
16V
C359
10uF
25V
25V
L312
BLM18PG121SN1D
C343
0.1uF
16V
0.1uF
16V
C347
0.1uF
16V
0.1uF
16V
+3.3V
C351
0.1uF
16V
0.1uF
16V
OPT
C346
0.1uF
16V
0.1uF
16V
L311
BLM18PG121SN1D
1V8
DDR_VREF0
DDR_VTT
C363
2.2uF
10V
2.2uF
10V
C358
0.1uF
16V
0.1uF
16V
DDR_VREF1
C345
0.1uF
16V
0.1uF
16V
R314
100K
100K
L308
120-ohm
C332
0.47uF
50V
0.47uF
50V
+3.3V
1V2
R319
39K
VLCD_POWER
L314
3.6uH
4.9A
C335
1uF
50V
1uF
50V
L310
120-ohm
IC310
MP8706EN-C247-LF-Z
3
SW_2
2
SW_1
4
BST
1
IN
5
EN/SYNC
6
FB
7
VCC
8
GND
C339
100pF
50V
OPT
C337
0.47uF
50V
VLCD_POWER
R321
100K
C321
22uF
25V
22uF
25V
R311
22
C326
0.1uF
0.1uF
2V5
R310
100K
100K
C325
0.1uF
16V
0.1uF
16V
L307
3.3uH
4.1A
L304
120-ohm
C338
0.1uF
50V
0.1uF
50V
+2.5VQ
VLCD_POWER
C334
0.1uF
50V
0.1uF
50V
R318
100K
C368
0.01uF
OPT
C320
10uF
25V
10uF
25V
C369
100pF
50V
100pF
50V
R338
4.3K
1%
R2
C330
1uF
25V
R335
10K
1%
R1
C340
1000pF
OPT
1000pF
OPT
R336
10K
1%
R1
IC304
SC424MLTRT
PGOOD
22
EN/PSV
25
ENL
28
FB
1
TON
27
AGND_1
3
AGND_2
26
AGND_3
P1
PGND_1
13
PGND_2
14
PGND_3
16
PGND_4
17
PGND_5
18
PGND_6
19
LX_1
15
LX_2
20
LX_3
21
LX_4
P3
LXBST
12
LXS
24
ILIM
23
BST
7
V5V
2
VLDO
6
VIN_1
5
VIN_2
8
VIN_3
9
VIN_4
10
VIN_5
11
VIN_6
P2
VOUT
4
R303
9.1K
1%
R2
R320
8.2K
R337
4.7K
1%
R2
C376
22uF
16V
22uF
16V
C317
22uF
16V
22uF
16V
C372
22uF
16V
22uF
16V
C305
22uF
16V
22uF
16V
C318
22uF
16V
C370
22uF
16V
22uF
16V
C303
22uF
16V
C307
22uF
16V
22uF
16V
C373
22uF
16V
16V
C377
22uF
16V
22uF
16V
C374
22uF
16V
22uF
16V
C371
22uF
16V
22uF
16V
C316
22uF
22uF
16V
C375
22uF
16V
22uF
16V
C310
22uF
16V
22uF
16V
OPT
R317
5.1K
5.1K
R334
39K
OPT
L318
120-ohm
BCD_REGULATOR
C3003
10uF
16V
R362
6.8K
1/16W
1%
OPT
C395
10uF
16V
0.1uF
C391
+2.5VQ
0.1uF
C399
R352-*1
15K
1%
R1
SEMTECH
2V5
R352
30K
BCD
30K
BCD
R359
0
BCD
C389
10uF
16V
R360-*1
12K
1%
R2
SEMTECH
IC308
AP2132MP-2.5TRG1
BCD
3
VIN
2
EN
4
VCTRL
1
PG
5
NC
6
VOUT
7
ADJ
8
GND
9
[EP]
C390
10uF
16V
R351
15K
BCD
R349
91K
91K
SEMTECH
R360
15K
BCD
R353
6.8K
1/16W
1%
OPT
R369-*1
12K
1%
R2
SEMTECH
VLCD_POWER
(+12V)
R361
30K
BCD
30K
BCD
R370
30K
BCD
30K
BCD
0.1uF
C397
R346
5.1K
1/16W
1%
OPT
VLCD_POWER
(+12V)
R358
100K
100K
SEMTECH
R367
91K
91K
SEMTECH
R368
0
BCD
R363
5.1K
1/16W
1%
OPT
R351-*1
12K
1%
R2
SEMTECH
C398
10uF
16V
R350
0
BCD
IC306-*1
SC4215ISTRT
SEMTECH
3
VIN
2
EN
4
NC_2
1
NC_1
5
NC_3
6
VO
7
ADJ
8
GND
+5V_NORMAL
IC307-*1
SC4215ISTRT
SEMTECH
3
VIN
2
EN
4
NC_2
1
NC_1
5
NC_3
6
VO
7
ADJ
8
GND
0.1uF
C387
IC307
AP2132MP-2.5TRG1
BCD
3
VIN
2
EN
4
VCTRL
1
PG
5
NC
6
VOUT
7
ADJ
8
GND
9
[EP]
R345
6.8K
1/16W
1%
OPT
R366
10K
10K
BCD
R357
10K
10K
BCD
R356 100K
OPT
R365 91K
OPT
R371 91K
OPT
VLCD_POWER
(+12V)
C3002
10uF
16V
L319
120-ohm
BCD_REGULATOR
+5V_NORMAL
R354
5.1K
1/16W
1%
OPT
R369
15K
BCD
IC306
AP2132MP-2.5TRG1
BCD
3
VIN
2
EN
4
VCTRL
1
PG
5
NC
6
VOUT
7
ADJ
8
GND
9
[EP]
+2.5VQ
R361-*1
15K
1%
R1
SEMTECH
IC308-*1
SC4215ISTRT
SEMTECH
3
VIN
2
EN
4
NC_2
1
NC_1
5
NC_3
6
VO
7
ADJ
8
GND
C396
10uF
16V
1V8
L317
120-ohm
BCD_REGULATOR
+5V_NORMAL
C386
10uF
16V
0.1uF
C393
+1.8V_DDR
R348
10K
10K
BCD
0.1uF
C3004
C392
10uF
16V
R370-*1
15K
1%
R1
SEMTECH
+1.8V_DDRS
C379
10uF
25V
10uF
25V
BCD_REGULATOR
C384
100pF
50V
OPT
R343
5.6K
1%
BCD_REGULATOR
+5V_NORMAL
L316
3.6uH
NR8040T3R6N
BCD_REGULATOR
C381
2200pF
2200pF
BCD_REGULATOR
R341
10K
1/16W
1%
BCD_REGULATOR
C382
22uF
10V
22uF
10V
BCD_REGULATOR
R339
12K
BCD_REGULATOR
VLCD_POWER
(+12V)
IC303
AOZ1072AI
BCD_REGULATOR
EAN60922901
DEV
3
AGND
2
VIN
4
FB
1
PGND
5
COMP
6
EN
7
LX_1
8
LX_2
C380
0.1uF
0.1uF
BCD_REGULATOR
R340
20K
1/16W
1%
BCD_REGULATOR
C385
0.1uF
16V
0.1uF
16V
BCD_REGULATOR
VLCD_POWER
(+12V)
R344
10K
1%
BCD_REGULATOR
R342
47K
1%
BCD_REGULATOR
C383
22uF
10V
22uF
10V
BCD_REGULATOR
C378
10uF
25V
10uF
25V
BCD_REGULATOR
L315
CIC21J501NE
BCD_REGULATOR
R347
1K
BCD_REGULATOR
R355
1K
BCD_REGULATOR
R364
0
BCD_REGULATOR
C388
2.2uF
16V
2.2uF
16V
C394
2.2uF
16V
2.2uF
16V
C314
0.01uF
50V
0.01uF
50V
C3001
0.22uF
50V
0.22uF
50V
3D + 240 FRC + TCON BOARD
FRC & FPGA Power Block
3
Vout= 0.8*(1+R1/R2)
Vout= 0.8*(1+R1/R2)
MAIN 3.3V & 3.3V IO POWER
1.0V DIGITAL CORE POWER
10
2009. 11. 13
Vout= 0.8*(1+R1/R2)
1.2V FPGA CORE POWER
1.8V FPGA DDR SDRAM VTT & VREF
Vout= 0.8*(1+R1/R2)
DDR2 SDRAM SOURCE POWER for FPGA
DDR2 SDRAM SOURCE POWER for FRC
R1
R2
R2
VOUT=0.6*(R1+R2)/R2
1.8V FPGA DDR SDRAM POWER
VOUT : 1.8
R1
VOUT : 1.8
R1
1.8V DDR SDRAM POWER
VOUT=0.6*(R1+R2)/R2
VOUT : 1.8
R2
R2
2A
R1
Vout=0.8*(1+R1/R2)
MAX 350mA
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