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 1 Safety precautions 

3

 2 Warning 

3

 2.1. 

Prevention of Electro Static Discharge (ESD) to

Electrostatically Sensitive (ES) Devices 

3

 3 About lead free solder (PbF) 

4

 4 Receiver feature table 

5

 5 Chassis Board Layout 

6

 6 Location of controls (EUR7613Z90R) 

7

 7 Service Mode 

8

 7.1. 

How to enter into adjustment mode 

8

 7.2. 

Adjustment method.....Use the remote control. 

8

 7.3. 

Cancellation 

8

 7.4. 

Contents of adjustment mode 

8

 8 Troubleshooting Guide 

8

 8.1. 

Self-check function 

8

 8.2. 

How to access 

8

 8.3. 

Screen Display 

8

© 2006 Panasonic Corporation of North America. All
rights

reserved.

Unauthorized

copying

and

distribution is a violation of law.

TC-23LX60

LH58

 9 Disassembly Instructions 

8

 9.1. 

Removing the Chassis fromLCD panel and cabinet 

11

 9.2. 

Removing the LCD L/R/B MTG from the LCD panel  12

 9.3. 

Removing the LCD panel from Cabinet 

12

 10 Measurements and Adjustments 

13

 10.1. White Balance Adjustment 

13

 11 MTS circuit adjustment 

14

 12 Boards Assemblies 

15

 12.1. AP-Board 

15

 12.2. A-Board 

16

 12.3. P-Board 

17

 12.4. K-Board 

18

 12.5. V-Board 

19

 13 Block Diagram 

20

 13.1. Block Diagram for P and AP (DC-DC CONV.) (1 of 2)  20

 13.2. Block Diagram for P and AP (DC-DC CONV.) (2 of 2)  21

 14 Schematic Diagrams 

22

LCD TV

CONTENTS

 Page 

Page

MTNC060587CE

B05

Summary of Contents for TC23LX60 - 23" LCD TV

Page 1: ...asonic Corporation of North America All rights reserved Unauthorized copying and distribution is a violation of law TC 23LX60 LH58 9 Disassembly Instructions 8 9 1 Removing the Chassis fromLCD panel and cabinet 11 9 2 Removing the LCD L R B MTG from the LCD panel 12 9 3 Removing the LCD panel from Cabinet 12 10 Measurements and Adjustments 13 10 1 White Balance Adjustment 13 11 MTS circuit adjustm...

Page 2: ... Board 7 of 8 Schematic Diagram 30 14 10 A Board 8 of 8 Schematic Diagram 31 14 11 AP Board 1 of 2 Schematic Diagram 32 14 12 AP Board 2 of 2 Schematic Diagram 33 14 13 V Board Schematic Diagram 34 14 14 K Board Schematic Diagram 35 15 Printed Circuit Boards 36 15 1 A Board Top Side 36 15 2 A Board Bottom Side 37 15 3 AP Board top 38 15 4 AP Board bottom 39 15 5 V Board 40 15 6 K Board 41 16 Parts...

Page 3: ...statically Sensitive ES Devices Some semiconductor solid state devices can be damaged easily by static electricity Such components commonly are called Electrostatically Sensitive ES Devices Examples of typical ES devices are integrated circuits and some field effect transistors and semiconductor chip components The following techniques should be used to help reduce the incidence of component damag...

Page 4: ...free solder has a higher melting point than standard solder Typically the melting point is 50 70 F 30 40 C higher Please use a high temperature soldering iron and set it to 700 20 F 370 10 C Pb free solder will tend to splash when heated too high about 1100 F or 600 C If you must use Pb solder please completely remove all of the Pb free solder on the pins or solder area before applying Pb solder I...

Page 5: ...R SYSTEM UNDER 1 WAY SPEAKER BASS TREBLE X BALANCE X DTS NONE SURROUND X AUDIO OUT PERFORMANCE FAO SAFETY STANDARD UL STANDARD ORGANIZATION E STAR EMC EMISSION BETS 7 MECHANICAL ISTA JPEG NONE MPEG4 NONE MPEG2 NONE ASPECT X CHANNEL BANNER NONE VIDEO PICTURE MEMORY NONE MULTI WINDOW NONE BLUE BACK AV NONE GAME MODE NONE GAME GUARD NONE OFF TIMER X AUTO SEARCH X DEMOSTRATION MODE CLOSED CAPTION X V ...

Page 6: ...Layout Board Name TC 23LX60 Function A Board TZRXN010MRJE Main AV Switch Audio MCU AV connector AP Board TZRXN020MRJE DC DC K Board TZRXN030MRJE Headphone Jack V Board TNPA3749ACS Remote Reciever LED POWER UNIT N0AB3GH00003 AC DC 6 ...

Page 7: ...6 Location of controls EUR7613Z90R 7 ...

Page 8: ...in by test pattern 100 white G GAIN Green Gain by test pattern 100 white R GAIN Red Gain by test pattern 100 white OPTION OPTOO TV for TV Not ADJ CEC CHK For service only EEP COPY For service only MTS ADJ MTSIN RF Audio input level detection SEPAH Stereo separation Hi SEPAL Stereo separation low 8 Troubleshooting Guide 8 1 Self check function When phenomena like the power fails from time to time o...

Page 9: ... lift the four connectors then remove the screws indicated on the figure above by arrows A Board Disassembly 1 To remove the A Board bracket shown above remove the screws indicated on the figure above by arrows K Board Disassembly 1 To remove the K Board shown above release the tab indicated on the figure by arrow Speaker Disassembly 1 To remove the speaker remove the screws indicated on the figur...

Page 10: ...down the unit with back cover in place so that the rear cover faces upward 2 Refer to back cover removal diagram on previous page to remove back cover and pedestal 3 Add the 4 screws back to the pedestal as shown in diagram above without back cover if needed Note Remember the 4 screws in the pedestal are also screwed into the back cover 10 ...

Page 11: ...9 1 Removing the Chassis fromLCD panel and cabinet 1 Remove the 8 screws 2 Remove the chassis from the LCD panel assy and cabinet 11 ...

Page 12: ...9 2 Removing the LCD L R B MTG from the LCD panel 1 Remove the 7 screws 2 Remove the chassis from LCD and cabinet assy 9 3 Removing the LCD panel from Cabinet 1 Remove the LCD panel from cabinet 12 ...

Page 13: ...10 Measurements and Adjustments 10 1 White Balance Adjustment 13 ...

Page 14: ...generator to the RF antenna input 2 Connect a scope to TP1104 or TP1106 and ground PROCEDURE 1 Select stereo mode in audio menu 2 Apply the following signal from the RF signal generator Video flat field 30 modulation Audio 300Hz 30 modulation stereo left only 70 5dB 75 ohm OPEN P S 10dB Note After setting 30 modulation with P L SW and N R SW OFF turn P L SW and N R SW ON 3 In service mode adjust t...

Page 15: ...12 Boards Assemblies 12 1 AP Board 15 ...

Page 16: ...12 2 A Board 16 ...

Page 17: ...12 3 P Board 17 ...

Page 18: ...12 4 K Board 18 ...

Page 19: ...12 5 V Board 19 ...

Page 20: ...V 24V 13V MAIN9V OVP SOUND_20V 1 TO LCD PANEL INVERTER IC7212 5 CN3 PANEL_Vcc 12V 6 1 IC7205 RELAY MAIN_5V 6 3 AP2 6 7 4 9V MAIN 9V ON SOUND 18V ON 5 H ABNORMAL 1 SHORT SOS DET SOUND VCC PANEL VCC PANELVCC_ON 10V BT30V CN2 INV 24V SOUND VCC PANEL VCC O V P DET CIRCUIT SUB9V 10V 24V SUB 9V 5 9V OVP 7VS OVP DET 7 INV 24V MAIN 5V MAIN 9V 10V OVP 2 3 8 1 5 INV 24V Q7204 Q7207 24V 5V 4 13 UNREG_30V 3 9...

Page 21: ...ON 2 MAIN_9V MAIN_9V SOUND_16V 5 MAIN 5V ON 24V DET 22V STB_7V MIX L NORMAL PANEL_Vcc OVP 7 5V MAIN_9V 1 13V 13V MAIN9V OVP SUB_9V D_20V A3 AP3 INV_ON 19 IC7212 5 PANEL_Vcc 12V SOUND_VCC 205 POWER SWITCH _5V SUB_9V 3 9V MAIN 9V ON SOUND 18V ON 5 AP4 H ABNORMAL SHORT SOS DET SOUND VCC PANEL VCC PANELVCC_ON 10V BT30V SOUND VCC PANEL VCC O V P DET CIRCUIT B9V 10V 24V SUB 9V 9V OVP BT_30V OVP DET DC D...

Page 22: ...14 Schematic Diagrams 14 1 Schematic Diagram Notes 22 ...

Page 23: ...14 2 Reference of PDF links color 23 ...

Page 24: ...14 3 A Board 1 of 8 Schematic Diagram 0 1 2 C D 777777 74 7 777777 EF0B 77777 A B 24 ...

Page 25: ...14 4 A Board 2 of 8 Schematic Diagram 0 1 2 C D 777777 74 7 777777 EF0B 77777 A B 25 ...

Page 26: ...14 5 A Board 3 of 8 Schematic Diagram 0 1 2 C D 777777 74 7 777777 EF0B 77777 A B 26 ...

Page 27: ...14 6 A Board 4 of 8 Schematic Diagram 0 1 2 C D 777777 74 7 777777 EF0B 77777 A B 27 ...

Page 28: ...14 7 A Board 5 of 8 Schematic Diagram 0 1 2 C D 777777 74 7 777777 EF0B 77777 A B 28 ...

Page 29: ...14 8 A Board 6 of 8 Schematic Diagram 0 1 2 C D 777777 74 7 777777 EF0B 77777 A B 29 ...

Page 30: ...14 9 A Board 7 of 8 Schematic Diagram 0 1 2 C D 777777 74 7 777777 EF0B 77777 A B 30 ...

Page 31: ...14 10 A Board 8 of 8 Schematic Diagram 0 1 2 C D 777777 74 7 777777 EF0B 77777 A B 31 ...

Page 32: ...14 11 AP Board 1 of 2 Schematic Diagram 0 1 2 F C D 7777777 74 7 777777 EF 7777777 A B 32 ...

Page 33: ...14 12 AP Board 2 of 2 Schematic Diagram 0 1 2 F C D 7777777 74 7 777777 EF 7777777 A B 33 ...

Page 34: ...14 13 V Board Schematic Diagram 34 ...

Page 35: ...14 14 K Board Schematic Diagram 0 1 2 G C D 7777777 74 7 777777 EF 77 A B 35 ...

Page 36: ... C5028 C4088 Q5024 R4254 D5004 L2005 R2121 D5005 R4061 C4089 R4255 R5001 R2122 R5002 D5006 R4257 D5007 R5003 R4063 R4640 R5004 R4258 D5008 R5005 D5009 R4065 R4259 R1186 R5006 R1187 R4643 R5007 R4644 C5030 R5008 C4090 C5031 R5009 C4091 FL4001 TP1821 FL4002 C4092 C4093 FL4003 C5033 TP1823 D5010 C4094 C5034 IC5004 R4260 C4095 R4261 IC5005 R4262 C4096 D5012 C2157 D5013 C4097 R1190 C2158 C5038 R5010 C4...

Page 37: ... R2144 TP2200 R2145 R4279 R2146 R5026 R2147 R5027 R2148 C2170 R5028 C2171 R2149 R5029 R4089 R4666 R4667 TP1074 C2174 TP1075 C2369 TP1076 C2176 C5056 TP1077 C2177 C5057 TP1078 R2150 C5058 R5030 TP1079 R2151 R5031 C5059 R5032 R5033 C2370 R5034 R4094 R2155 C2371 R5035 R2156 C2372 R5036 R4097 C2373 C2374 C5060 R5038 R4099 C5061 R5039 R3100 R5040 R3101 R5041 R3102 R5042 R3103 R5043 R3104 R5044 R3105 R5...

Page 38: ...15 3 AP Board top 38 ...

Page 39: ...15 4 AP Board bottom 39 ...

Page 40: ...15 5 V Board 0 1 2 I C D 7777777 EF J 777777 CF77777 E 7777 C CH777777K1 K77777 A B 40 ...

Page 41: ...15 6 K Board 41 ...

Page 42: ...16 Parts Location LCD TV Exploded View 16 1 Packing Exploded View Package contents 42 ...

Page 43: ...17 Parts list 17 1 Description of abbreviations guide 43 ...

Page 44: ...16V C1877 ECJ1XB1C104K C 0 1UF Z 16V C1878 ECJ1XB1C104K C 0 1UF Z 16V Ref No Part No Part Name Description Remarks Safety mark C1880 EEEHB1A101P C 100PF J 10V C1881 ECJ3YB1C475K C 0 047UF K 16V C1882 ECJ3YB1C475K C 0 047UF K 16V C1883 EEEHB1A101P C 100PF J 10V C1884 ECJ3YB1C475K C 0 047UF K 16V C1885 ECJ3YB1C475K C 0 047UF K 16V C1886 ECJ1VB1E272K C 2700PF K 25V C1888 EEEHB0G471P C 470PF J 4V C188...

Page 45: ...art No Part Name Description Remarks Safety mark C3072 ECJ0EC1H330J C 330PF K 50V C3073 ECJ3YB1A106M C 10UF M 6 3V C3076 ECJ3YB1A106M C 10UF M 6 3V C3077 ECJ1VB1E104K C 0 10UF K 25V C3078 ECJ1VB1A105K C 0 01UF Z 50V C3079 ECJ1VB1A105K C 0 01UF Z 50V C3080 ECJ1VB1A105K C 0 01UF Z 50V C3081 ECJ1VB1A105K C 0 01UF Z 50V C3860 ECJ2FB0J106M C 10UF Z 6 3V C4001 ERJ3GEY0R00 M 0 OHM 1 16W C4004 ECJ1XB1C104...

Page 46: ... Z 50V C5024 ECJ0EB1A104K C 0 1UF K 10V C5025 ECJ0EB1A104K C 0 1UF K 10V C5026 ECJ2FB0J106M C 10UF Z 6 3V C5027 ECJ1XF1C104Z C 0 1UF Z 16V C5028 ECJ0EB1A104K C 0 1UF K 10V Ref No Part No Part Name Description Remarks Safety mark C5029 ECJ0EB1A104K C 0 1UF K 10V C5030 ECJ1XC1H150J C 15PF J 50V C5031 ECJ0EB1A104K C 0 1UF K 10V C5032 ECJ0EB1A104K C 0 1UF K 10V C5033 ECJ0EB1A104K C 0 1UF K 10V C5034 E...

Page 47: ...BF0000354 IC IC1804 C0CBCYE00001 IC IC1805 C0CBCYE00001 IC IC1806 C0DBAMH00014 IC IC1807 C0DBAMH00014 IC IC1808 C0EBF0000335 IC IC2001 C1AB00002474 IC IC2005 C1BB00000947 IC IC2006 C1AB00002484 IC PAVCA IC2202 AN5829SV IC IC4001 TVRP014S IC PAVCA IC4002 AN77L08M IC IC4003 C1ZBZ0003307 IC PAVCA IC4004 C1ZBZ0003191 IC PAVCA IC4005 TLC2933IPWL INTEGRATED CIRCUIT IC5002 TVRN837S IC PAVCA IC5004 C1AB00...

Page 48: ...R Q868 2SD601A TRANSISTOR Q869 2SA720R TRANSISTOR Q870 2SD601A TRANSISTOR Q871 2SB709A TRANSISTOR Q872 2SD601A TRANSISTOR RESISTORS JS1801 ERJ3GEY0R00 M 0 OHM 1 16W JS1802 ERJ3GEY0R00 M 0 OHM 1 16W JS1803 ERJ2GE0R00 M 0 0 OHM J 0 063W JS1804 ERJ2GE0R00 M 0 0 OHM J 0 063W JS1805 ERJ2GE0R00 M 0 0 OHM J 0 063W JS1806 ERJ2GE0R00 M 0 0 OHM J 0 063W JS2004 ERJ6GEY0R00 M 0 OHM 1 10W JS2018 ERJ2GE0R00 M 0...

Page 49: ...1KOHM J 1 16W R2126 ERJ3GEYJ102 M 1KOHM J 1 16W R2127 ERJ3GEYJ102 M 1KOHM J 1 16W Ref No Part No Part Name Description Remarks Safety mark R2128 ERJ3GEYJ102 M 1KOHM J 1 16W R2129 ERJ3GEYJ102 M 1KOHM J 1 16W R2130 ERJ3GEYJ102 M 1KOHM J 1 16W R2131 ERJ3GEYJ102 M 1KOHM J 1 16W R2132 ERJ3GEYJ102 M 1KOHM J 1 16W R2133 ERJ2GEJ103 M 10KOHM J 0 063W R2134 ERJ2GEJ103 M 10KOHM J 0 063W R2135 ERJ3GEYJ101 M 1...

Page 50: ... 100 OHM J 1 16W R4026 ERJ3GEY0R00 M 0 OHM 1 16W Ref No Part No Part Name Description Remarks Safety mark R4028 ERJ3GEYJ220 M 22 OHM J 1 16W R4031 ERJ3GEY0R00 M 0 OHM 1 16W R4032 ERJ3GEY0R00 M 0 OHM 1 16W R4034 ERJ3GEYJ101 M 100 OHM J 1 16W R4038 ERJ2GEJ822 M 8 2KOHM J 0 063W R4039 ERJ3EKF1002 M 10KOHM 1 16W R4040 ERJ3EKF3901 M 3 9KOHM 1 16W R4042 ERJ3EKF3901 M 3 9KOHM 1 16W R4044 ERJ3EKF1002 M 10...

Page 51: ...220 OHM J 1 16W R4272 ERJ3GEYJ221 M 220 OHM J 1 16W R4273 ERJ3GEYJ221 M 220 OHM J 1 16W Ref No Part No Part Name Description Remarks Safety mark R4274 ERJ3GEYJ221 M 220 OHM J 1 16W R4276 ERJ3GEYJ221 M 220 OHM J 1 16W R4277 ERJ3GEYJ221 M 220 OHM J 1 16W R4278 ERJ3GEYJ221 M 220 OHM J 1 16W R4279 ERJ3GEYJ221 M 220 OHM J 1 16W R4280 ERJ3GEYJ221 M 220 OHM J 1 16W R4281 ERJ3GEYJ332 M 3 3KOHM J 1 16W R42...

Page 52: ...152 M 1 5KOHM J 1 10W R879 ERJ6GEYJ152 M 1 5KOHM J 1 10W R881 ERJ8GEY0R00 M 0 OHM 1 8W R883 ERJ8GEY0R00 M 0 OHM 1 8W R884 ERJ8GEY0R00 M 0 OHM 1 8W Ref No Part No Part Name Description Remarks Safety mark R885 ERJ3GEYJ103 M 10KOHM J 1 16W R887 ERJ6GEYJ123 M 12KOHM J 1 10W R888 ERJ3GEYJ103 M 10KOHM J 1 16W R891 ERJ6GEYJ103 M 10KOHM J 1 10W R892 ERJ3GEYJ473 M 47KOHM J 1 16W R896 ERJ14YJ122U M 12KOHM ...

Page 53: ...5A00002 CONNECTOR UNIT PAVCA JK5002 K1FA119E0001 CONNECTOR K1 K1KA09BA0061 9P CONNECTOR RM1001 PNA4701M05TV REMOCO RECEIVER SW851 K0F122A00172 SWITCH REMOTE CONTROL TU001 ENG36A16GLF TUNER V1 K1KA08BA0061 8P CONNECTOR ZA4001 TESA169 SHIELD CLIP PAVCA ZA4002 TESA169 SHIELD CLIP PAVCA ZA4003 TESA169 SHIELD CLIP PAVCA ZA4004 TESA169 SHIELD CLIP PAVCA ZA4005 TESA169 SHIELD CLIP PAVCA ZA4006 TESA169 SH...

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