LCD TV SERVICE MANUAL - Jordans Manuals
LCD TV SERVICE MANUAL - Jordans Manuals
LCD TV SERVICE MANUAL - Jordans Manuals
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FROM LIPS & POWER B/D<br />
+5V_ST<br />
POWER_ON/RL_ON R816 0<br />
R822 0<br />
R858 0<br />
POWER_ON_DELAY<br />
POWER_ON/OFF1<br />
+12V<br />
L810<br />
CIC21J501NE<br />
PANEL_POWER<br />
N.C<br />
GND<br />
GND<br />
5.2V<br />
5.2V<br />
GND<br />
12V<br />
GND<br />
24V<br />
N.C<br />
P800<br />
FM20020-24<br />
$0.082<br />
1<br />
3<br />
5<br />
7<br />
9<br />
11<br />
13<br />
15<br />
17<br />
19<br />
2 Power ON<br />
4 GND<br />
6 GND<br />
8 5.2V<br />
10 5.2V<br />
12 GND<br />
14 12V<br />
16 GND<br />
18 24V<br />
20 Inverter ON<br />
A.Dim 21 22 Error out<br />
PWM_DIM2 23 24 PWN_Dim1<br />
25<br />
C812<br />
15pF<br />
50V<br />
L801<br />
RT1P141C-T112<br />
BLM15BD121SN1 Q801<br />
3<br />
R804<br />
33K<br />
OPT<br />
2<br />
1<br />
+3.3V_ST<br />
R806<br />
10K<br />
Q806<br />
2SC3052<br />
C<br />
E<br />
C814<br />
0.1uF<br />
50V<br />
RL_ON_3.3V_PULL_UP<br />
R807<br />
10K OPT<br />
R810<br />
0<br />
B<br />
C816<br />
0.1uF<br />
16V<br />
R809<br />
10K<br />
L806<br />
MLB-201209-0120P-N2<br />
C822<br />
0.1uF<br />
50V<br />
L807<br />
MLB-201209-0120P-N2<br />
C826<br />
220uF<br />
16V<br />
C825<br />
0.1uF<br />
16V<br />
R817 0<br />
R814<br />
120K<br />
OPT<br />
+5V_ST<br />
+12V<br />
POWER_ON/RL_ON<br />
C827<br />
220uF<br />
16V<br />
POWER_ON/RL_ON<br />
0 R855<br />
+3.3V_ST<br />
R823<br />
R824<br />
120K<br />
10K<br />
OPT<br />
+5V_GENERAL<br />
R825<br />
10K<br />
C834<br />
4.7uF<br />
10V<br />
OPT<br />
C836<br />
4.7uF<br />
10V<br />
OPT<br />
R829<br />
10K<br />
R830<br />
Q803<br />
2SC3052<br />
B<br />
+5V_ST<br />
For Power Sequence about PSU<br />
C<br />
E<br />
560<br />
OPT<br />
C842<br />
10uF<br />
+5V_ST<br />
S<br />
$0.052<br />
Q807<br />
RSR025P03<br />
G<br />
D<br />
C850<br />
0.1uF<br />
C852<br />
10uF<br />
16V<br />
L817<br />
CIC21J501NE<br />
+5V_GENERAL<br />
C857<br />
10uF<br />
C858<br />
0.1uF<br />
PANEL_CTL<br />
001:AK10<br />
+5V_GENERAL<br />
C838<br />
0.01uF<br />
25V<br />
R827<br />
OPT<br />
R828<br />
10K<br />
C839<br />
0.1uF<br />
16V<br />
10K<br />
B<br />
Q804<br />
2SC3052<br />
C<br />
E<br />
R833<br />
22K<br />
R834<br />
22K<br />
R839<br />
47K<br />
B<br />
C<br />
E<br />
R840<br />
47K<br />
415 mA @85% efficiency<br />
C844<br />
1uF<br />
25V<br />
Q805<br />
2SC3052<br />
C841<br />
10uF<br />
16V<br />
C1130<br />
S<br />
rev 1<br />
$0.052<br />
Q808<br />
RSR025P03<br />
+3.3V<br />
G<br />
D<br />
OPT<br />
C848<br />
1uF<br />
25V<br />
PANEL_POWER<br />
C855<br />
0.1uF<br />
16V<br />
C803<br />
16V<br />
0.1uF<br />
OPT<br />
C804<br />
OPT<br />
L800<br />
BG2012B080TF<br />
C806<br />
10uF<br />
16V<br />
R801<br />
22<br />
Scanning<br />
R802<br />
4.7K<br />
OPC_OUT2<br />
A_DIM<br />
001:V16<br />
L804<br />
MLB-201209-0120P-N2<br />
R803<br />
100<br />
R805<br />
6.8K<br />
OPT<br />
C817<br />
0.1uF<br />
50V<br />
R808<br />
OPT<br />
0<br />
+5V_ST<br />
R811<br />
10K<br />
Q802<br />
2SC3052<br />
L805<br />
BG2012B080TF<br />
C<br />
E<br />
C823<br />
330uF<br />
35V<br />
B<br />
C819<br />
4.7K<br />
0.1uF<br />
16V<br />
OPT<br />
R812<br />
C820<br />
1uF<br />
25V<br />
OPT<br />
C828<br />
330uF<br />
35V<br />
R820<br />
10K<br />
R813<br />
10K<br />
+24V<br />
R815<br />
10K<br />
OPT<br />
22<br />
+3.3V_ST<br />
OPT<br />
R819<br />
22<br />
R821<br />
10K<br />
OPT<br />
R818<br />
INV_CTL<br />
ERROR_OUT<br />
PWM_DIM<br />
OPC_OUT1<br />
C831<br />
10uF<br />
10V<br />
+5V_GENERAL<br />
CIC21J501NE<br />
L811<br />
C832<br />
0.1uF<br />
700 mA @85% efficiency<br />
R826<br />
100K<br />
C833<br />
0.01uF<br />
BS<br />
IN<br />
SW<br />
GND<br />
L808<br />
22uH<br />
IC804<br />
MP2305DS<br />
1<br />
2<br />
3<br />
4<br />
$0.23<br />
+3.3V<br />
8<br />
7<br />
6<br />
5<br />
SS<br />
EN<br />
COMP<br />
FB<br />
R835<br />
15K<br />
1%<br />
R836<br />
15K<br />
1%<br />
R1<br />
C840<br />
0.1uF<br />
R2<br />
GND<br />
R837<br />
12K<br />
1%<br />
5%<br />
1/10W<br />
Vout=0.923*(1+R1/R2)<br />
C843<br />
5.6nF<br />
50V<br />
9.1K<br />
R843<br />
650 mA<br />
+3.3V<br />
C846<br />
0.1uF<br />
L815<br />
BLM18PG121SN1D<br />
C851<br />
22uF<br />
16V<br />
SMD-TOP<br />
233 mA<br />
+3.3V_MEMC<br />
C853<br />
0.1uF<br />
16V<br />
C892<br />
22uF<br />
OPT<br />
SMD-BOTTOM<br />
CIC21J501NE<br />
C IN<br />
L822<br />
CIC21J501NE<br />
L823<br />
C860<br />
22uF<br />
+12V<br />
C862<br />
OPT<br />
Placed on SMD-TOP<br />
+1.8V_MEMC for DDR<br />
Close to IC<br />
R847<br />
390K<br />
1/8W<br />
1%<br />
Vout=0.8*(1+R1/R2)<br />
R846<br />
300K<br />
1/8W<br />
1%<br />
R1<br />
R2<br />
FB<br />
GND<br />
IN<br />
BS<br />
IC807<br />
MP2212DN<br />
1<br />
2<br />
3<br />
4<br />
Replaced Part<br />
OPT<br />
R849<br />
10K<br />
1/16W<br />
$0.22<br />
R848<br />
10<br />
1/16W<br />
5%<br />
8<br />
7<br />
6<br />
5<br />
Close to IC<br />
R850<br />
VCC<br />
0<br />
EN/SYNC<br />
SW_2<br />
SW_1<br />
R851<br />
47<br />
C873<br />
1uF<br />
25V<br />
rev 1<br />
C876<br />
10nF<br />
50V<br />
L809<br />
3.6uH<br />
R800<br />
10K<br />
NR8040T3R6N<br />
USB & TUNER +5V<br />
C800<br />
0.1uF<br />
16V<br />
$0.07<br />
4.9A 0.0150OHM 34MHZ<br />
400 mA + 600 mA<br />
C OUT<br />
C878<br />
22uF<br />
16V<br />
About 1.84V<br />
Placed on SMD-TOP<br />
+1.8V_MEMC<br />
C884<br />
22uF<br />
16V<br />
+5V_ST<br />
C805<br />
0.1uF<br />
16V<br />
Stand-by +3.3V<br />
+3.3V_ST<br />
Replaced Part<br />
+3.3V_ST<br />
IC801<br />
AP1117E33G-13<br />
L803<br />
BLM18PG121SN1D<br />
IN $0.048 ADJ/GND<br />
3<br />
1<br />
2<br />
C810<br />
C811<br />
100uF<br />
OUT<br />
0.1uF<br />
16V<br />
16V<br />
+3.3V_AVDD_MPLL<br />
C821<br />
0.1uF<br />
16V<br />
S6 1.26V Core<br />
+5V_GENERAL<br />
465 mA @85% efficiency<br />
+3.3V<br />
C861<br />
10uF<br />
16V<br />
C865<br />
0.47uF<br />
25V<br />
Vout=0.923*(1+R1/R2)<br />
BS<br />
IN<br />
C868<br />
0.01uF<br />
50V SW<br />
GND<br />
IC808<br />
MP2305DS<br />
1<br />
2<br />
3<br />
4<br />
$0.23<br />
L819<br />
22uH<br />
C872<br />
0.1uF<br />
8<br />
7<br />
6<br />
5<br />
SS<br />
EN<br />
COMP<br />
FB<br />
16V<br />
R1<br />
C875<br />
22uF<br />
16V<br />
3216<br />
R853<br />
100K<br />
C874<br />
5.6nF<br />
50V<br />
R854<br />
56K<br />
1%<br />
C877<br />
0.1uF<br />
16V<br />
R856<br />
9.1K<br />
R857 R2<br />
12.4K<br />
1%<br />
L826<br />
L814<br />
BLM18AG121SN1D<br />
C883<br />
22uF<br />
16V<br />
3216<br />
OPT<br />
L802<br />
BLM18AG121SN1D<br />
C891<br />
0.1uF<br />
C888<br />
0.1uF<br />
16V<br />
+5V_USB_SIDE<br />
C889<br />
0.1uF<br />
16V<br />
+5V_TUNER<br />
rev 0<br />
C886<br />
0.1uF<br />
16V<br />
PI Result<br />
C890<br />
22uF<br />
16V<br />
CIC21J501NE<br />
L812<br />
Replaced Part<br />
OPT<br />
R841<br />
R845<br />
1/16W<br />
10K<br />
MAX 3A<br />
+1.26V_VDDC<br />
+3.3V<br />
+3.3V_AVDD<br />
320 mA<br />
+3.3V_AVDD<br />
L820<br />
BLM18PG121SN1D<br />
C808<br />
C809<br />
10uF<br />
0.1uF<br />
6.3V 16V<br />
+1.8V_MEMC<br />
L821<br />
BLM18PG121SN1D<br />
C829<br />
10uF<br />
6.3V<br />
50 mA<br />
+1.8V_AMP<br />
C830<br />
0.1uF<br />
16V<br />
Placed on SMD-TOP<br />
C IN C835<br />
22uF<br />
C837<br />
OPT<br />
10K<br />
1/16W Close to IC<br />
Vout=0.8*(1+R1/R2)<br />
R844<br />
22K 1%<br />
Close to IC<br />
IC805<br />
R832<br />
1/10W<br />
MP2212DN<br />
22K<br />
R1<br />
1/10W<br />
1%<br />
FB<br />
EN/SYNC<br />
R831<br />
75K<br />
1/8W<br />
1%<br />
R2<br />
GND<br />
IN<br />
BS<br />
1<br />
2<br />
3<br />
4<br />
$0.22<br />
R838<br />
10<br />
1/16W<br />
5%<br />
8<br />
7<br />
6<br />
5<br />
SW_2<br />
SW_1<br />
VCC<br />
R842<br />
47<br />
C845<br />
1uF<br />
25V<br />
C847<br />
10nF<br />
50V<br />
C849<br />
0.1uF<br />
16V<br />
L813<br />
3.6uH<br />
OPT<br />
$0.07<br />
4.9A 0.0150OHM 34MHZ<br />
NR8040T3R6N<br />
C OUT<br />
C854<br />
22uF<br />
16V<br />
1600 mA<br />
3A, DCR=0.025 ohm<br />
L816<br />
BLM18SG121TN1D<br />
C856<br />
22uF<br />
16V<br />
C859<br />
0.1uF<br />
Placed on SMD-TOP<br />
MEMC +1.26V Core<br />
+1.26V_VDDC<br />
+1.26V_MEMC<br />
3A, DCR=0.025 ohm<br />
L825<br />
BLM18SG121TN1D<br />
rev 1 rev 1<br />
OPT<br />
OPT<br />
C802<br />
C882<br />
C801<br />
C887<br />
100uF<br />
10uF<br />
0.1uF<br />
0.1uF<br />
16V<br />
6.3V<br />
+1.8V_DDR<br />
+1.8V_DDR<br />
+1.8V_MEMC<br />
3A, DCR=0.025 ohm 450 mA<br />
L824<br />
BLM18SG121TN1D<br />
rev 1<br />
OPT<br />
OPT<br />
rev 1 C807<br />
C879<br />
C813<br />
0.1uF<br />
C885<br />
10uF<br />
100uF<br />
0.1uF<br />
6.3V<br />
16V<br />
POWER<br />
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES<br />
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.<br />
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS<br />
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR<br />
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.<br />
EAX60148002-0(LH50)<br />
POWER<br />
2009.01.19<br />
8 11<br />
Copyright c 2009 LG Electronics. Inc. All right reserved.<br />
Only for training and servcie purposes<br />
LGE Internal Use Only
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