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LG INFINIA 50PK950, Service Manual

Introducing the LG INFINIA 50PK950, a stunning television offering cutting-edge technology and exceptional picture quality. Unlock its full potential with our detailed Brochure & Specs manual, available for free download at manualshive.com. Explore its features, functionalities, and unleash an immersive viewing experience like never before.

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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.

10/01

BCM3556

USB1_DM_to_HUB

USB2_OCD

R1118

100K

+5V_USB

USB2_CTL

USB1_DP_to_HUB

USB2_DM_to_HUB

R1113

100K

+1.8V_USB_HUB

C1101

0.1uF

16V

R1102

1M

+3.3V_USB_HUB

+3.3V_USB_HUB

C1102

0.1uF

16V

+3.3V_USB_HUB

C1121

0.1uF

16V

+3.3V_USB_HUB

C1107

0.1uF

16V

D1103

5.6V

CDS3C05HDMI1

R1100

12K

+3.3V_USB_HUB

C1111

0.1uF

16V

+1.8V_USB_HUB_PLL

C1104

0.1uF

16V

D1101

5.6V

CDS3C05HDMI1

R1104

100K

X1100

24MHz

+1.8V_USB_HUB

+3.3V_USB_HUB

C1114

0.1uF

16V

USB_DM

C1103

0.1uF

16V

+1.8V_USB_HUB_PLL

R1111

100K

USB2_DP_to_HUB

C1109

0.1uF

16V

C1113

0.1uF

16V

USB_DP

+3.3V_USB_HUB

R1112

100K

+3.3V_USB_HUB

+3.3V_USB_HUB

R1108
4.7K

C1110

1uF

10V

C1112

1uF

10V

USB2_DP_to_HUB

USB2_DM_to_HUB

+3.3V_USB_HUB

+3.3V_USB_HUB

R1130

10K

R1142

10K

READY

USB2_DM_to_MAIN

USB2_DP_to_MAIN

USB1_DM_to_HUB

R1129

10K

+3.3V_USB_HUB

USB1_DP_to_HUB

R1141

10K

READY

C1120

0.1uF

16V

D1102

5.6V

CDS3C05HDMI1

+5V_USB

USB1_OCD

D1100

5.6V

CDS3C05HDMI1

+3.3V_USB_HUB

USB1_DP_to_MAIN

USB1_DM_to_MAIN

USB1_CTL

R1115

33

READY

R1116

33

READY

R1109

10K

READY

+3.3V_USB_HUB

R1106

10K

READY

R1110

10K

READY

BT_DP

C1108

1uF

BLUE_TOOTH

+3.3V_MULTI

BT_DM

Q1103

RTR030P02

BLUE_TOOTH

S

D

G

BT_ON/OFF

R1114

4.7K

BLUE_TOOTH

R1103

0

READY

Q1101

2SC3052

BLUE_TOOTH

E

B

C

R1107

47K

R1105

47K

BLUE_TOOTH

USB1_CTL_HUB

R1146

0

READY

USB1_OCD_HUB R1122

0

READY

R1144

0

READY

USB2_CTL_HUB

USB2_OCD_HUB R1123

0

READY

USB1_OCD_HUB

USB1_CTL_HUB

USB2_OCD_HUB

USB2_CTL_HUB

/RST_HUB

004:E17;001:Y15

L1101

MLB-201209-0120P-N2

0LCML00003B

READY

P1101

KJA-UB-4-0004

EAG41945401

1

2

3

4

5

P1102

KJA-UB-4-0004

EAG41945401

1

2

3

4

5

BT_RESET

VREG_CTR

IC1102

AP2191SG-13

3

IN_2

2

IN_1

4

EN

1

GND

5

FLG

6

OUT_1

7

OUT_2

8

NC

IC1101

AP2191SG-13

3

IN_2

2

IN_1

4

EN

1

GND

5

FLG

6

OUT_1

7

OUT_2

8

NC

P1100

12507WS-10L

BLUE_TOOTH

1

2

3

4

5

6

7

8

9

10

11

IC1100

USB2512A_AEZG

1

USBDN1_DM

3

USBDN2_DM

7

NC_2

9

NC_4

10

VDDA33_2

11

TEST

12

PRTPWR1

13

OCS1_N

14

VDD18

15

VDD33CR

16

PRTPWR2

17

OCS2_N

18

NC_5

19

NC_6

20

NC_7

21

NC_8

22

SDA/SMBDATA/NON_REM1

23

VDD33

24

SCL/SMBCLK/CFG_SEL0

25

HS_IND/CFG_SEL1

26

RESET_N

27

VBUS_DET

28

SUSP_IND/LOCAL_PWR/NON_REM0

29

VDDA33_3

30

USBUP_DM

31

USBUP_DP

32

XTAL2

5

VDDA33_1

8

NC_3

6

NC_1

4

USBDN2_DP

2

USBDN1_DP

33

XTAL1/CLKIN

34

VDD18PLL

35

RBIAS

36

VDD33PLL

37

VSS

C1106

15pF

50V

C1105

15pF

50V

C1100

100uF

16V

C1117

100uF

16V

C1116

100uF

16V

SDA1_3.3V

004:E17;001:Y15

SCL1_3.3V

004:M17;001:Y14

R1117

10

R1134

0
USE_USB_HUB

R1137

0
USE_USB_HUB

R1140

0
USB_NO_HUB&USB_2PORT

R1133

0
USE_USB_HUB

R1135

0
USE_NO_HUB

R1139

0
USB_NO_HUB&USB_2PORT

R1138

0
USE_USB_HUB

R1136

0
USE_NO_HUB

R1101

0

R1125

0

R1124

0

R1143

0

R1145

0

USB2 SIDE UNDER

SWITCH ADDED

Capacitors on VBUSA should be
placed as closd to connector as possible.

USB2 Dato to USB2512

USB2 Dato to MAIN(S7)

Power from USB2512 (OUTPUT)

Capacitors on VBUSA should be
placed as closd to connector as possible.

SWITCH ADDED

USB1 Dato to MAIN(S7)

USB1 Dato to USB2512

USB1 SIDE UPPER

USB HUB

13      13

BLUETOOTH

BLUETOOTH

USB HUB

Copyright © 2010 LG Electronics Inc. All rights reserved.
Only for training and service purposes

LGE Internal Use Only

Summary of Contents for INFINIA 50PK950

Page 1: ...Y PRECAUTIONS IN THIS MANUAL CHASSIS PD02A MODEL 50PK950 950N 960 50PK950 ZA 50PK950N ZA 50PK960 ZA North Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com Internal Use Only Printed in Korea P NO MFL62861603 1003 REV00 ...

Page 2: ...nly Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SPECIFICATION 4 ADJUSTMENT INSTRUCTION 6 BLOCK DIAGRAM 10 EXPLODED VIEW 11 SVC SHEET ...

Page 3: ...t s Neck Leakage Current Cold Check Antenna Cold Check With the instrument AC plug removed from AC source connect an electrical jumper across the two AC plug prongs Place the AC switch in the on position connect one lead of ohm meter to the AC plug prongs tied together and touch other ohm meter lead in turn to each exposed metallic parts such as antenna terminals phone jacks etc If the exposed met...

Page 4: ...cification Remark 1 Display Screen Device 127 cm 50 inch wide Color Display Module PDP 2 Aspect Ratio 16 9 3 PDP Module PDP50R1 RGB Closed Well Type Glass Filter 38 Pixel Format 1920 horiz By 1080 ver 4 Operating Environment 1 Temp 0 deg 40 deg 2 Humidity 20 80 5 Storage Environment 3 Temp 20 deg 60 deg LGE SPEC 4 Humidity 10 90 6 Input Voltage AC 100 V 240 V 50 60 Hz Maker LG Model Name 50PK950 Z...

Page 5: ...casting system 1 PAL SECAM BG EU PAL Market 2 PAL SECAM DK 3 PAL Ⅰ Ⅱ 4 SECAM L L 5 DVB T 6 DVB C DVB C only Sweden Finland 3 Receiving system Analog Upper Heterodyne Digital COFDM 4 Scart Jack 1EA PAL SECAM Scart 1 Jack is Full scart and support RF OUT Analog MNT OUT 5 Video Input 1EA PAL SECAM NTSC Side AV 6 Component Input 1EA Y Cb Cr Y Pb Pr 7 RGB Input RGB PC Analog D Sub 15Pin 8 HDMI Input 4E...

Page 6: ... Full White in HEAT RUN Mode the receiver must be operated prior to the adjustment O Enter into HEAT RUN MODE 1 Press the POWER ON KEY on R C for adjustment 2 OSD display and screen display PATTERN MODE Set is activated HEAT run without signal generator in this mode Single color pattern WHITE of HEAT RUN MODE uses to check panel Caution If you turn on a still screen more than 20 minutes Especially...

Page 7: ...Resolution 1080i MODEL 225 in Pattern Generator 1080P Mode PATTERN 65 in Pattern Generator MSPG 925 SERISE 3 4 Insert Tool OPTION 1 Press ADJ key on R C to insert Tool OPTION 2 On the Tool Option Insert Tool Option by a number key 3 Press the ENTER V 4 Press ENTER V again 5 Select OK to Download by using F G VOL and press G VOL FOR EU FOR France 3 5 EDID The Extended Display Identification Data do...

Page 8: ... C Baud rate 115200 bps V Connect RS232 Signal Cable to RS 232 Jack V Write Serial number by use RS 232 V Must check the serial number at the Diagnostics of SET UP menu Refer to below 6 SET INFORMATION 4 3 Adjustment of White Balance Required Equipment O Remote controller for adjustment O Color Analyzer CS 1000 CA 100 100 CA 210 or same produc CH 10 PDP Please adjust CA 210 CA 100 by CS 1000 befor...

Page 9: ...OK Sensor DATA 0 4095 Power Saving Mode 0 12 IF you press IN STAP Button change Green Eye check OSD 4 6 Ping TEST This test is to check Network operation 1 Connect LAN cable from Computer to TV Set 2 When network operates normally you can see OK on Computer 5 Set Information Serial No Model name 5 1 Check the serial number Model Name 1 Push the menu button and press red button on R C to enter Cust...

Page 10: ... 10 LGE Internal Use Only Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes BLOCK DIAGRAM ...

Page 11: ...any electrical and mechanical parts in this chassis have special safety related characteristics These parts are identified by in the Schematic Diagram and EXPLODED VIEW It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X RADIATION Shock Fire or other Hazards Do not modify the original design without permission of ma...

Page 12: ...PIO_07 K2 EBI_ADDR3 J23 EBI_ADDR4 J24 EBI_ADDR2 H25 EBI_ADDR1 H24 EBI_ADDR0 H23 EBI_ADDR5 J25 EBI_ADDR6 F26 EBI_ADDR8 H28 EBI_ADDR9 J26 EBI_ADDR13 H27 EBI_ADDR12 G26 EBI_ADDR11 J27 EBI_ADDR10 J28 EBI_ADDR7 F27 EBI_TAB G24 EBI_WE1B H26 EBI_CLK_IN G27 EBI_CLK_OUT G28 EBI_RWB K23 EBI_CS0B G25 NAND_DATA0 U24 NAND_DATA1 T26 NAND_DATA2 T27 NAND_DATA3 U26 NAND_DATA4 U27 NAND_DATA5 V26 NAND_DATA6 V27 NAND...

Page 13: ... AE24 BYP_SYS175_CLK AD25 R220 51 EPHY_TDN R209 51 C246 10uF READY C231 4 7uF C257 4 7uF 3 3V_MULTI C223 4 7uF C259 0 1uF L201 BLM18PG121SN1D R249 22 A3 3V R248 22 C224 0 1uF C233 0 01uF EPHY_RDP C241 0 1uF A2 5V R237 1K P200 TJC2508 4A FOR DEBUG 1 2 3 4 COMP_L_IN C236 0 1uF C263 12pF R214 51 C260 4 7uF C234 0 1uF C258 0 1uF R228 120 PC_L_IN A2 5V COMP_R_IN R239 390 READY A1 2V C239 4 7uF R229 0 R...

Page 14: ...DVSS_68 D17 DVSS_69 L17 DVSS_70 M17 DVSS_71 N17 DVSS_72 P17 DVSS_73 R17 DVSS_74 T17 DVSS_75 U17 DVSS_76 V17 DVSS_77 AA17 DVSS_78 AC19 DVSS_79 G18 DVSS_80 L18 DVSS_81 M18 DVSS_82 N18 DVSS_83 P18 DVSS_84 R18 DVSS_85 T18 DVSS_86 U18 DVSS_87 V18 DVSS_88 D20 DVSS_89 G20 DVSS_90 H20 DVSS_91 A21 DVSS_92 E21 DVSS_93 F21 DVSS_94 G21 DVSS_95 E22 DVSS_96 F22 DVSS_97 G22 DVSS_98 H22 DVSS_99 J22 DVSS_100 K22 D...

Page 15: ... 047uF C418 1uF DDR01_BA0 DDR01_A 0 3 7 13 DDR1_DQS0 004 A4 DDR01_CASb C457 10uF C458 0 1uF D1 8V DDR01_BA2 DDR01_ODT C428 22uF DDR01_CASb D1 8V DDR01_BA1 DDR01_WEb DDR01_BA1 DDR1_A 4 6 004 B6 004 F3 004 I7 DDR0_CLKb 004 A7 004 C4 DDR0_DQS0b 004 A4 DDR01_BA0 DDR01_WEb D1 8V DDR1_DQS1 004 H3 C430 0 1uF C465 0 1uF DDR0_CLK 004 A7 004 C4 R413 75 C473 0 1uF C452 0 047uF C442 470pF C407 0 1uF 16V DDR0_...

Page 16: ...16V A3 3V L509 MLB 201209 0120P N2 0LCML00003B A2 5V IC505 AZ1085S 3 3TR E1 0IPMG78341A 1 ADJ GND 2 OUTPUT 3 INPUT R531 910 1 R532 66 5 1 R533 1K 1 IC503 AZ1085S ADJTR E1 0IPMG78346A 1 ADJ GND 2 OUTPUT 3 INPUT L516 MLB 201209 0120P N2 0LCML00003B L504 MLB 201209 0120P N2 0LCML00003B P500 SMAW200 H18S1 14 9 4 18 13 8 3 17 12 7 2 16 11 6 1 15 10 5 19 D1 2V C524 0 1uF C530 22uF C557 22uF 16V L507 2uH...

Page 17: ... GND R600 0 READY R649 470 1 10W A1 2V A2 5V R605 0 READY 3 3V_MULTI 3 3V_TU L602 BLM18PG121SN1D C618 0 1uF 16V C620 22uF 10V L603 BLM18PG121SN1D READY L601 BLM18PG121SN1D C613 100uF 16V L609 BLM18PG121SN1D READY Q605 ISA1530AC1 E B C ATV_OUT 5V_TU C699 100uF 16V R643 200 1 8W R645 200 1 8W C609 100uF 16V TU601 TDFR G135D NIM TUNER 1 RF_S W_CNTL 2 BST_CNTL 3 B1 5V 4 NC RF_AGC 5 AS 6 SCL A_DEMOD 7 ...

Page 18: ...3 14 14 TV_ROUT 2SC3052 Q705 C745 33pF R729 2K 1 16W 5 R720 2K R706 2K READY R727 2K 1 16W 5 R719 2K R700 0 READY R705 0 R710 0 READY 1 16W 5 R702 1K R714 22K R703 22K R708 33 R704 33 R707 33 R724 33K R723 33K R722 5 6K R721 5 6K R726 10K R725 10K C704 0 01uF R742 22pF READY C703 0 1uF C700 1000pF 50V READY C748 22pF READY C747 22pF READY C750 22pF READY C702 1000pF READY C707 33pF READY C706 33pF...

Page 19: ... D1 _HDMI1 D1 _HDMI1 CK _HDMI1 D0 _HDMI1 CK _HDMI1 D2 _HDMI1 DDC_SCL_3 DDC_SDA_3 DDC_SCL_4 DDC_SDA_4 DDC_SDA_3 DDC_SCL_3 D2 _HDMI2 D2 _HDMI2 D0 _HDMI2 D0 _HDMI2 D1 _HDMI2 D1 _HDMI2 CK _HDMI2 CK _HDMI2 CK _HDMI3 D1 _HDMI3 D0 _HDMI3 D2 _HDMI3 CK _HDMI3 D0 _HDMI3 D1 _HDMI3 D2 _HDMI3 L800 BLM18PG121SN1D 1 8V_HDMI C810 0 1uF 16V D3 3V L801 BLM18PG121SN1D 3 3V_HDMI D1 8V C822 0 1uF 16V HPD1 008 I19 CK _...

Page 20: ...ERMINAL2 5 T_SPRING 4 R_SPRING 7A B_TERMINAL1 6A T_TERMINAL1 3 E_SPRING R959 22 R953 22 5V_MULTI C928 0 1uF R961 22 READY RGB_HSYNC 003 B2 IC903 74F08D 3 Q0 2 D0B 4 D1A 1 D0A 6 Q1 5 D1B 7 GND 8 Q2 9 D2A 10 D2B 11 Q3 12 D3A 13 D3B 14 VCC RGB_VSYNC 003 B2 R960 22 READY DSUB_VSYNC DSUB_HSYNC EDID_WP R913 10K 5V_MULTI R928 47K R921 10K 3 3V_ST 3 3V_ST Q902 2SC3052 E B C R910 22 R914 47K R925 47K R912 ...

Page 21: ...R1019 1K R1037 470K SIDE_RIN SIDE_LIN R1042 12K READY R1043 12K READY R1038 470K C1013 0 1uF 16V AV_CVBS_IN SIDEAV_DET R1036 10K R1041 0 READY P_17V L1000 BLM18PG121SN1D COMP_Y DTV MNT_V_OUT ATV_OUT IC1001 NLASB3157DFT2G 3 B0 2 GND 4 A 1 B1 6 SELECT 5 VCC R1045 10K 5V_MULTI DTV_ATV_SELECT 27pF C1031 27pF C1026 27pF C1027 27pF C1004 27pF C1017 27pF C1020 L1003 CM2012FR27KT L1001 CM2012FR27KT L1002 ...

Page 22: ...Y USB1_OCD_HUB R1122 0 READY R1144 0 READY USB2_CTL_HUB USB2_OCD_HUB R1123 0 READY USB1_OCD_HUB USB1_CTL_HUB USB2_OCD_HUB USB2_CTL_HUB RST_HUB 004 E17 001 Y15 L1101 MLB 201209 0120P N2 0LCML00003B READY P1101 KJA UB 4 0004 EAG41945401 1 2 3 4 5 P1102 KJA UB 4 0004 EAG41945401 1 2 3 4 5 BT_RESET VREG_CTR IC1102 AP2191SG 13 3 IN_2 2 IN_1 4 EN 1 GND 5 FLG 6 OUT_1 7 OUT_2 8 NC IC1101 AP2191SG 13 3 IN_...

Page 23: ... WIRELESS MODEL R1210 1K WIRELESS MODEL 3 3V_ST IR_PASS R1213 4 7K WIRELESS MODEL R1226 47K C1213 0 01uF 50V WIRELESS MODEL Q1203 2SC3052 E B C WIRELESS_SCL 3 3V_MULTI L1201 BLM18PG121SN1D WIRELESS MODEL 3 3V_VA R1227 22 READY JK1201 KJA PH 3 0168 WIRELESS MODEL 14 GND_3 13 I2C_SDA 5 VCC 24V 20V 17V _5 12 I2C_SCL 11 GND_2 2 VCC 24V 20V 17V _2 19 GND_5 18 IR 10 RESET 4 VCC 24V 20V 17V _4 1 VCC 24V ...

Page 24: ...1 6 D4 5 D3 7 D5 8 D6 9 D7 10 GND 11 O7 12 O6 13 O5 14 O4 15 O3 16 O2 17 O1 18 O0 19 OE2 20 VCC 5V_CI_Vs NAND_RE 007 C3 007 E6 NAND_ALE 007 C2 007 E6 CI_CE2 016 T13 016 AJ2 CI_VS1 GP26 016 AJ3 NAND_WE 007 C2 007 E5 NAND_DATA 0 7 CI_A 0 14 007 E7 016 C13 AR1307 33 R1325 10K READY IC1301 74LVC245A 3 A1 2 A0 4 A2 1 DIR 6 A4 5 A3 7 A5 8 A6 9 A7 10 GND 11 B7 12 B6 13 B5 14 B4 15 B3 16 B2 17 B1 18 B0 19...

Page 25: ......

Page 26: ... No sound 2 3 Mal discharge Noise dark picture 3 4 Picture broken Freezing 4 5 Vertical bar Horizontal Bar 5 6 B Power Problem No Power Not turn on 6 7 Turn off Instant under watching 7 8 C Sound Problem No sound Sound distortion 8 9 E General function Problem Remote control Local switch checking 9 First of all Check whether there is SVC Bulletin in GCSC System for these model ...

Page 27: ...oltage on Power Board Control Board Check B 5V Y 1 Check Control Board LED on Crystal X101 1 8V 3V 5V FET Rom update 2 Replace Control B D SVC R C Pattern Check Sound Sound OK Y Close Y Move No Picture No sound Section Check LVDS Cable Replace Main B D Normal N Y N Move Power problem Section Normal Normal Move Power problem Section N First of all Check whether all of cable between board was insert...

Page 28: ...lose Y Check LVDS Cable Replace Main B D Normal Y N Replace Main B D Normal Check Input signal RF Cable connection SCART Cable connection HDMI Cable connection Component Cable Normal Y N Repair Replace IR B D Check Vs Va Normal Check voltage VY VSC VZB Y N Move Power problem Section Normal Y Check B Voltage on Power Board Control Board Check B 5V Normal 1 Check Control Board LED on Crystal X101 1 ...

Page 29: ...re problem Type Check voltage VY VSC Y Sus B D Normal Picture Replace Y Sus B D Normal Picture Y N 1 Check Control B D 2 Replace Board Normal Picture Check Y Drive B D Replace B D Y Close N Dark Picture Normal Picture Y Replace Module N Close 1 Check Z Sus Board 2 Replace Board Check Picture mode setting Picture Noise Normal Picture Y N Close Y N Check RF Cable Connection Check Tuner Replace Norma...

Page 30: ...ments have problem or not By connecting RF Cable at other equipment DVD Player Set Top Box Different maker TV etc SVC Bulletin Replace Main B D Check Tuner soldering Normal Picture Y N Y Close Normal Picture Y Close Menu Setup Booster By using Digital signal level meter By using Diagnostics menu on OSD Menu Press Red Key on R C Enter Signal Test Signal strength Normal over 50 Signal Quality Normal...

Page 31: ...lace Module If Main B D doesn t cause N Y Close 1 Connector re connection 2 Eliminate foreign material on Connector N CTRL B D Control board Check connection of Connector COF TCP on CTRL B D X B D Check connection of Connector FPC on Y Drive B D 1 Connector re connection 2 Eliminate foreign material on FPC 1 Check Y Drive B D 2 Replace Board Normal Picture N Y Close Replace Module 1 Check CTRL B D...

Page 32: ...ol Normal Close Y N Y Repair Replace IR B D N Check Power cord was inserted properly Check Repair Mechanical Power switch on Local control of TV N Normal Close Y Check ST BY 5V on Power Board Normal Voltage N Normal Signal Y Check Power B D Replace Power B D Check AC DET Signal on Power B D Check RL_ON Signal on Power B D N Normal Signal Y Check Main B D Replace Main B D Check the other pin s Outp...

Page 33: ... Y Sus N Power LED Green Y Check Power B D Replace Power B D 1 Check Y Sus Z Sus Board especially Short or Open 2 Replace defective B D To check Power B D Protection Check Power Off History RCU Off Turn off Under watching Off Timer Set Off timer Function off KEY Off 2HOUR Off NO Signal Off Y N Don t appear Power Off History Move No Power problem Section This is not problem Normal operation 2010 2 ...

Page 34: ...c N Normal Sound N Y Close Y 2 Sound distortion sound drop Check Input signal Cable connection Cable open RF external HDMI SCART Normal Sound Y Close Check AVL off on Clear voiceⅡ off on Y Normal Sound N Close N Problem in all input Problem in only DTV Case 1 Problem in external input Case 2 SCART HDMI Check whether Problem happen in same output of other equipments or not By connecting same output...

Page 35: ...rating When turn off light in room Check Replace Battery of R C Check Repair Cable connection Connector solder Normal operating Check B 5V On Main B D Normal Voltage Close N N Check 5v on Power B D Replace Power B D or Replace Main B D Power B D don t have problem Check IR Output signal Normal Signal N Y Repair Replace IR B D N Replace Main B D Y Y N Check R C Operation Normal operating Y Check Re...

Page 36: ... Symptom L Input Block Page Remark 1 Power Problem Power up Boot fail 1 2 Video Probelm Digital TV 2 3 Analog TV 3 4 Component 4 5 RGB D SUB 5 6 AV Scart CVBS 6 7 HDMI 7 8 Audio Problem All Input 8 9 Digital TV HDMI 9 10 Analog TV 10 11 Component AV RGB 11 12 Optical Audio 12 13 No USB All Input 13 15 Bluetooth Problem Bluetooth Problem 15 ...

Page 37: ...er connector OK Replace Power board Y N Y Check L507 Voltage Level 1 2V Replace L507 Y N Check IC505 pin2 Voltage Level 3 3V Replace IC505 N Check IC503 pin2 Output Voltage Level 2 5V Replace IC503 N Y Making 전자 6 2 Revision 1 15 PDP TV Symptom Power Up Boot Fail 2010 2 22 ...

Page 38: ...L601 1 2V L600 Check Voltage 5V IC503 Output 3V IC505 Output 2 5V IC503 Output 1 2V IC601 Output Y N Check Video color Check Monitor Out Video Scart out Check other input OSD Check IIC Line Check SCL SDA1 Line N Maybe Tuner has problems Replace Tuner N Y Check TP Clock Data Sync Replace Tuner N Y N Y Check Module N Y Change BCM IC100 ⓐ Y Go to ⓐ 2010 2 22 ...

Page 39: ...n the input signal Making 전자 6 2 Revision PDP TV Input Block Analog TV Video Problem Check RF Cable Check CVBS signal TU601 11 Pin Replace Tuner TU601 Y N Check IC503 Output Voltage L502 Y N Y Replace BCM IC100 Check 5V voltage on TU601 Pin3 3 15 2010 2 22 ...

Page 40: ...ut Block Component Video Problem Check input signal format Is it supported Check signal on C338 C339 C340 Y Check the damage of JK1000 And Replace Connector N Y Replace BCM IC100 Y Check Component Cable Measured signals depend on the input signal 4 15 2010 2 22 ...

Page 41: ...ignal format Is it supported Check signal Hsync Vsync R953 R959 Check IC903 Input Output Check signal C332 C333 C334 Y N Check P900 Replace connector P900 Y N Y Replace C332 C333 C334 N Replace Mstar IC100 Y Check RGB Cable conductors for damage Y Measured signals depend on the input signal 5 15 2010 2 22 ...

Page 42: ... Is it supported Check signal line JK1002 Video R359 JK1001 Video C432 C433 C434 RGB C326 CVBS Replace Resistor or Cap Check AV port of JK1002 Side JK1001 Rear Replace connector N Replace BCM IC100 Check AV Cable for damage or open conductors Measured signals depend on the input signal Y Y Y Y N 6 15 2010 2 22 ...

Page 43: ...heck input signal format Is it supported Check EDID D L Re Download EDID Check HDMI Cable for damage or open conductors Check R867 R874 HDMI Switch Output Replace Connector Replace IC802 Replace BCM IC100 Y Y Y Y Y N N Check JK800 J801 J802 for proper connection or damage N 7 15 2010 2 22 ...

Page 44: ...aker Y N Check Connector P1000 Replace P1000 Y N Check SCL SDA R707 R708 Replace R707 708 N Y Check IC700 Status PDN 19 Reset 25 is High Check Reset R704 PDN R702 They must be High 3 3V Y N Check IC700 Power 17V L704 3 3V L702 L703 Check 17V P500 1 2 3 3V IC505 2 Y N Y Check BCM I2S Output R114 21 22 23 on IC700 Replace BCM IC100 N 8 15 Replace AMP IC700 Y 2010 2 22 ...

Page 45: ...cedure All source audio trouble shooting Check EDID Download Re download EDID data Digital TV Check video output Follow procedure All source audio trouble shooting Follow procedure digital TV video trouble shooting Y N HDMI Y N 9 15 Check video output Follow procedure HDMI video trouble shooting Y N 2010 2 22 ...

Page 46: ...log TV Audio Problem Check video output Follow procedure All source audio trouble shooting Y Follow procedure analog TV video trouble shooting N Replace BCM IC IC100 Check 2 on TU601 for 5V Check IC504 output Voltage N Y Check SIF signal C602 Replace TU601 N Y Check SIF signal C301 Check SIF line N Y Y 10 15 2010 2 22 ...

Page 47: ...05 R1006 JK1001 SCART R1024 R1025 JK702 RGB R931 R933 JK900 Side AV R1039 R1040 Replace the Resistor Check IC100 signal JK1000 Component R209 R210 JK1001 SCART R212 R213 JK702 RGB R216 R217 JK900 Side AV R214 R215 Replace the Resistor Follow procedure All source audio trouble shooting Making 전자 6 2 Revision PDP TV Input Block Component AV RGB Audio Problem Y Y Y N N N 11 15 2010 2 22 ...

Page 48: ...eform sample Defend on the input signal Making 전자 6 2 Revision PDP TV Input Block Optical Audio Problem N Check Signal JK1000 3 Check SPDIF signal R1051 Replace BCM IC100 Check 5V 2 on JK1003 Y 12 15 N Check Q501 Output L516 Y 2010 2 22 ...

Page 49: ...ISP_EN R253 Check R27 and MICOM Check LVDS Cable damage or open connectors Check LVDS DATA Replace Cable Check Vs Va 5V 17V on Power Board Replace Power Board Check LED blanking When press a key on R C Follow Power Up Boot Fail Y Y Y Y N N N N 13 15 Change BCM IC100 N Check Module condition Y 2010 2 22 ...

Page 50: ...mage or open conductors Check C1116 C1117 voltage 5V Y N Check IC1102 1103 8 status is high Check P1101 P1102 Replace Connector Y N Check R1133 R1134 R1137 R1138 Y Replace Capacitor N N Replace the Resistor 14 15 Check USB Module condition Y Y Y Check R200 R201 N Replace IC1100 Y Change BCM IC100 2010 2 22 ...

Page 51: ...king 전자 6 2 Revision PDP TV Input Block Bluetooth Problem Check B T Version on INSTART MENU Check R204 R205 N N Check P1100 Check 10 P1100 is 3 3V Replace Connector Y N Change BCM IC100 13 15 Replace Bluetooth Module Y N 2010 2 22 ...

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