Panasonic TX-23LX60M Service Manual
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Panasonic TX-23LX60M Service Manual

Panasonic TX-23LX60M Service Manual

Lh59 chassis
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Specifications
Power Source
Power Consumption
LCD
Screen Size
Sound
Speaker
Audio Output
Headphones
Receiving System/Band name
AC 110-240 V, 50 / 60 Hz
Average use :109W
Standby condition: 0.9W
58.3cmV
Wide XGA (1366 × 768 pixels) 16:9 aspect ratio LCD panel.
508mm(W) × 286mm(H)
12cm × 6cm × 2 pcs,8Ω
6W (3W+3W) ,10%THD
M3 (3.5 mm) Jack × 1
TX-23LX60M
TX-23LX60X
TX-23LX60A
LH59 Chassis
© 2006 Matsushita Electric Industrial Co., Ltd. All
rights
reserved.
distribution is a violation of law.
ORDER NO. SMT0603005CE
LCD TV
Unauthorized
copying
and

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Summary of Contents for Panasonic TX-23LX60M

  • Page 1 ORDER NO. SMT0603005CE LCD TV TX-23LX60M TX-23LX60X TX-23LX60A LH59 Chassis Specifications Power Source AC 110-240 V, 50 / 60 Hz Power Consumption Average use :109W Standby condition: 0.9W 58.3cmV Wide XGA (1366 × 768 pixels) 16:9 aspect ratio LCD panel.
  • Page 2 TX-23LX60M / TX-23LX60X / TX-23LX60A Receiving Channels Regular TV VHF BAND 2-12 (PAL /SECAM B, K1) 0-12 (PAL B AUST.) 1-9 (PAL B N.Z) 1-12 (PAL/SECAM D) 1-12 (NTSC M Japan) 2-13 (NTSC M U.S.A) UHF BAND 21-69 (PAL G, H, I/SECAM G, K, K1) 28-69 (PAL AUST.)

  • Page 3: Table Of Contents

    TX-23LX60M / TX-23LX60X / TX-23LX60A Design and specifications are subject to change without notice. Weight and Dimensions shown are approximate. CONTENTS Page Page 1 Safety Precautions 10.4. Option Code Setting 1.1. General Guidelines 11 Adjustment 2 Prevention of Electro Static Discharge (ESD) to 11.1.

  • Page 4: Safety Precautions

    TX-23LX60M / TX-23LX60X / TX-23LX60A 1 Safety Precautions 1.1. General Guidelines 1. When servicing, observe the original lead dress. If a short circuit is found, replace all parts which have been overheated or damaged by the short circuit. 2. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed.

  • Page 5: About Lead Free Solder (Pbf)

    TX-23LX60M / TX-23LX60X / TX-23LX60A 8. Minimize bodily motions when handling unpackaged replacement ES devices. (Otherwise hamless motion such as the brushing together of your clothes fabric or the lifting of your foot from a carpeted floor can generate static electricity (ESD) sufficient to damage an ES device).
  • Page 6 TX-23LX60M / TX-23LX60X / TX-23LX60A...

  • Page 7: Input Signal That Can Be Displayed

    TX-23LX60M / TX-23LX60X / TX-23LX60A 4 Input signal that can be displayed *Mark: Applicable input signal for Component (Y,P ) and HDMI Signal name Horizontal frequency(kHz) Vertical frequency(Hz) Component HDMI 480i(525)/60Hz 15.73 59.94 480p(525)/60Hz 31.47 59.94 576i(625)/50Hz 15.63 50.00 576p(625)/50Hz 31.25...

  • Page 8: Self-Check Function

    TX-23LX60M / TX-23LX60X / TX-23LX60A 5 Self-check function When phenomena like "the power fails from time to time" or "the video/audio fails from time to time" can not be confirmed at the time of servicing, the self-check function can be used to confirm the occurrence and to limit the scope for the defective circuits.

  • Page 9: Chassis Board Layout

    TX-23LX60M / TX-23LX60X / TX-23LX60A 6 Chassis Board Layout Board Name Function A-Board Main (AV connector, AV Switch, Tuner, Audio & Video Processor, MCU, LCD Driver, LVDS) V-Board Remote Receiver, LED, B.A.T.S. K-Board Headphone jack AP-Board Power Supply, Power Regulator...

  • Page 10: Disassembly For Service

    TX-23LX60M / TX-23LX60X / TX-23LX60A 7 Disassembly for Service 7.1. Pedestal ass’y 1. Lay down the main unit so that the rear cover faces upward. 3. Remove the fixing screws (2 pcs). 2. Remove the fixing screw (2 pcs). 4. Remove the Tuner Cover Ass’y.

  • Page 11: Power Button Bracket Ass 馳

    TX-23LX60M / TX-23LX60X / TX-23LX60A 7.5. Power Button Bracket Ass’y 1. Remove the rear cover. (See 7.2) 2. Remove the fixing screws (2 pcs). 3. Remove the Power Button Bracket Ass’y. 7.7. Power Supply unit 1. Disconnect the coupler (AP1~CN301).

  • Page 12: Ap-Board

    TX-23LX60M / TX-23LX60X / TX-23LX60A 7.10. K-Board 1. Remove K-Board. 4. Fix the Rubber to IC4001 and the Shield case (top) to A- Board. 2. Disconnect the coupler (K1~A4). Caution: a. Fix carefully Shield case to shield clip (9 pcs).

  • Page 13: Main Chassis

    TX-23LX60M / TX-23LX60X / TX-23LX60A 7.13. Main Chassis 7.14. LCD Panel 1. Remove the fixing screw (1 pcs) and the LCD fixing MTG 1. Remove the fixing screws (8 pcs) and Cabinet fixing MTG (bottom). (2 pcs). 2. Remove the fixing screws (6 pcs) and the LCD fixing MTG 2.
  • Page 14 TX-23LX60M / TX-23LX60X / TX-23LX60A...

  • Page 15: Location Of Wiring

    TX-23LX60M / TX-23LX60X / TX-23LX60A 8 Location of Wiring...

  • Page 16: Emi Processing

    TX-23LX60M / TX-23LX60X / TX-23LX60A 9 EMI Processing...

  • Page 17: Service Mode Function

    TX-23LX60M / TX-23LX60X / TX-23LX60A 10 Service Mode Function MPU controls the functions switching for each IC through IIC bus in this chassis. The following setting and adjustment can be adjusted by remote control in Service Mode. 10.1. How to enter SERVICE 1 1.
  • Page 18 TX-23LX60M / TX-23LX60X / TX-23LX60A...

  • Page 19: Option Description

    TX-23LX60M / TX-23LX60X / TX-23LX60A 10.3. Option Description...
  • Page 20 TX-23LX60M / TX-23LX60X / TX-23LX60A...

  • Page 21: Option Code Setting

    TX-23LX60M / TX-23LX60X / TX-23LX60A 10.4. Option Code Setting If the memory IC (IC1102) or A-Board is replaced, option code should be re-memorized. Spare part of IC1102 is already memorized all Data. If you use for other model, you should re-memorized the different option code in SERVICE 2 mode.

  • Page 22: Adjustment

    TX-23LX60M / TX-23LX60X / TX-23LX60A 11 Adjustment 11.1. Voltage chart of A-Board 1. Turn on the main power SW and check that each output voltage of test point is within the specificationa below.( At this time the LED turns green.) 2.

  • Page 23: Conductor Views

    TX-23LX60M / TX-23LX60X / TX-23LX60A 12 Conductor Views 12.1. A-Board A-BOARD (A SIDE) TNPH0655 Parts Location A-BOARD (A SIDE) Q3003 Q3004 IC1102 Q3005 IC1803 Q3006 IC1804 Q3007 IC1805 Q3200 IC2001 Q3201 IC2005 Q3202 IC4001 Q3203 IC4004 Q3204 IC4005 Q3205 IC5004...
  • Page 24 TX-23LX60M / TX-23LX60X / TX-23LX60A The picture is used as reference for ref. no. of A-Board (A Side (1/4)) ZA4006 JK5001 C3864 R5130 Q5024 R5026 R5132 R5023 D5019 D5016 D5007 D5005 D5012 D5009 R5098 C5054 C3866 C3865 R5100 R5133 R3873...
  • Page 25 TX-23LX60M / TX-23LX60X / TX-23LX60A The picture is used as reference for ref. no. of A-Board (A Side (2/4)) JK5002 C5005 C5001 R5024 Q5002 R5005 C5003 R5025 D5020 D5018 D5008 D5006 R5001 D5003 D5001 D5013 D5010 D5004 D5002 C5006 JS2004...
  • Page 26 TX-23LX60M / TX-23LX60X / TX-23LX60A The picture is used as reference for ref. no. of A-Board (A Side (3/4)) R4325 C4101 C4065 R4238 C4180 C4067 C4066 R4079 R4239 C4179 R4230 R4254 R4252 C4178 C4105 C4181 C4092 C4091 R4241 R4240 C4104...
  • Page 27 TX-23LX60M / TX-23LX60X / TX-23LX60A The picture is used as reference for ref. no. of A-Board (A Side (4/4)) R1232 C4119 R1238 L4020 C4062 R1237 C4113 R4063 C3073 C3076 R4065 R4061 R1236 R4147 R4057 R4055 R4053 L4008 C4055 C4058 C4053...
  • Page 28 TX-23LX60M / TX-23LX60X / TX-23LX60A A-BOARD (B SIDE) TNPH0655 Parts Location A-BOARD (B SIDE) TRANSISTOR IC4003 Q1807 IC5001 Q5004 IC5002 Q5022 TX-23LX60A/M/X TX-23LX60A/M/X A-BOARD TNPH0655 A-BOARD TNPH0655...

  • Page 29: Ap-Board

    TX-23LX60M / TX-23LX60X / TX-23LX60A 12.2. AP-Board AP-BOARD (A SIDE) TNPA3860 AP-BOARD (B SIDE) Parts Location TNPA3860 AP-BOARD TRANSISTOR IC901 Q901 IC902 Q902 IC903 Q903 IC904 Q904 IC905 Q905 IC906 TX-23LX60A/M/X TX-23LX60A/M/X AP-BOARD TNPA3860 AP-BOARD TNPA3860...

  • Page 30: K-Board

    TX-23LX60M / TX-23LX60X / TX-23LX60A 12.3. K-Board K-BOARD (A SIDE) TNPA3862 K-BOARD (B SIDE) TNPA3862 TX-23LX60A/M/X TX-23LX60A/M/X K-BOARD TNPA3862 K-BOARD TNPA3862...

  • Page 31: V-Board

    TX-23LX60M / TX-23LX60X / TX-23LX60A 12.4. V-Board Parts Location V-BOARD TRANSISTOR Q001 TP001 Q002 TP002 Q003 TP003 Q004 TP004 Q005 TP005 Q006 TP006 Q007 TP007 Q008 TP008 Q009 V-BOARD (A SIDE) TNPA3749 V-BOARD (B SIDE) TNPA3749 TX-23LX60A/M/X TX-23LX60A/M/X V-BOARD TNPA3749...
  • Page 32 TX-23LX60M / TX-23LX60X / TX-23LX60A...

  • Page 33: Schematic Diagram

    TX-23LX60M / TX-23LX60X / TX-23LX60A 13 Schematic Diagram 13.1. Schematic Diagram Notes...

  • Page 34: Main Block Diagram

    TX-23LX60M / TX-23LX60X / TX-23LX60A 13.2. MAIN BLOCK Diagram POWER CONTROLLER AUDIO VCC 13.5V UNIT MAIN 5V AC IN MAIN 1.8V ST7V RELAY7V CONTROL PANEL UNIT POWER SUPPLY INV_ON INV_SOS KIDO_PWM 3.3V 1.8V ST7V FACT5V AUDIO_VCC BT30V PANEL_5V IC1102 EEPROM...

  • Page 35: Block Diagram

    TX-23LX60M / TX-23LX60X / TX-23LX60A 13.3. P.C.B. BLOCK Diagram KEY-UNIT AP-BOARD EEPROM POWER UNIT A-BOARD JTAG FPGA VCTP SOUND A9 FPGA HEADPHONE AMP. TV SOUND POWER AMPLIFIER HDMI K-BOARD HEADPHONES V-BOARD SPEAKER R SPEAKER L LED,BATS TX-23LX60A/M/X TX-23LX60A/M/X P.C.B. BLOCK DIAGRAM...

  • Page 36: Signal Block Diagram

    TX-23LX60M / TX-23LX60X / TX-23LX60A 13.4. SIGNAL BLOCK Diagram A-BOARD IC2001 IC4001 JK3001 TV SOUND POWER AMPLIFIER L_ch(+) HVP1 AM_V SP_R SPEAKER L_ch(-) Q3001,Q3002,Q3003,Q3004 VOUT1 SPEAKERR IN2P OUT1 MOUT SP_L AM_L SPEAKERL AVOUT1L IN1N R_ch(+) From IC4004 36pin OUT2 SPEAKER...

  • Page 37: A-Board (1 Of 5) Schematic Diagram

    TX-23LX60M / TX-23LX60X / TX-23LX60A 13.5. A-Board (1 of 5) Schematic Diagram MAIN3.3V MAIN5V +5.0V R5054 +3.3V Q5003 2SC584500L B1MBACA00008 2SD0601A0L Q5023 R5027 R5055 HDMI_SCL SCL0 R5029 HDMI_SDA SDA0 IC5005 C0DBFFD00003 1.8V R5104 C5051 3.3V_MAIN C5049 6.3V 2.2u TP5006 B1MBACA00008 6.3V...

  • Page 38: A-Board (2 Of 5) Schematic Diagram

    TX-23LX60M / TX-23LX60X / TX-23LX60A 13.6. A-Board (2 of 5) Schematic Diagram A1 CONECTORE FACT5V 5V_FACT 5V_FACT A2 CONECTORE 18.5V_SOUND STBY3.3V 3.3V_STBY 3.3V_STBY K1KB23A00003 K1KB23A00003 TP1831 A1 CONECTORE STB7V TP1805 SUB8V TP1820 TP1826 7V_STB 7V_STB TP1821 TP1827 TP1813 TP1823 TP1835 TP1837 1.8V_STBY...

  • Page 39: A-Board (3 Of 5) Schematic Diagram

    TX-23LX60M / TX-23LX60X / TX-23LX60A 13.7. A-Board (3 of 5) Schematic Diagram 5V_FACT 18.5V_SOUND 3.3V_STBY STB7V K1KA08AA0150 R1813 B8B-PH-SM4-TBT(LF)(SN) C1836 4.7k C1835 0.1u 0.056u R1874 1/2W TP1077 S-80932CNNB-G82T2G MAIN5V R1872 MA2J72900L Q1807 IC1803 D1102 C0EBF0000354 2SD0601ASL R1811 R1873 C1834 0.47u...

  • Page 40: A-Board (4 Of 5) Schematic Diagram

    TX-23LX60M / TX-23LX60X / TX-23LX60A 13.8. A-Board (4 of 5) Schematic Diagram SUB8V MAIN8V TP3600 D3600 MAIN3.3V SUB30V BT30V MA2J11100L TP001 D3601 MA2J11100L Q1801 C3601 C3600 R3601 Q3600 C3603 B1DHDC000028 0.1u 2SB0710ARL C3602 Q3602 R3604 0.1u 2SB0710ARL TPC6104 R3603 2.2k...

  • Page 41: A-Board (5 Of 5) Schematic Diagram

    TX-23LX60M / TX-23LX60X / TX-23LX60A 13.9. A-Board (5 of 5) Schematic Diagram ANALOG_18.5V 18.5V_SOUND (23inch:14.3V) L2005 J0JHC0000078 18.5V_SOUND POWER_18.5V L2003 J0JHC0000078 C2223 C2139 100u 100u JS2004 MAIN5V C2162 4.7u VSSD/HW VSSD/HW D3200 C2102 R2109 R3204 R2103 MAZ81500ML 2.2k 4.7k C2132...

  • Page 42: Ap-Board Schematic Diagram

    TX-23LX60M / TX-23LX60X / TX-23LX60A 13.10. AP-Board Schematic Diagram AP-BOARD TNPA3860 SW901 K0F162B00002 D909 B0HCMM000014 IC901 K1KA23A00003 D910 TWG-P23P-A1 BLK ST C0DAAZG00006 B0HCMM000014 SI-8015JF C930 SUB8V TP914 C929 C933 C932 0.1u 0.1u ST7V 0.1u C931 IC906 FACT5V C0DAAZG00006 D916 HEAT SINK...

  • Page 43: K And V-Board Schematic Diagram

    TX-23LX60M / TX-23LX60X / TX-23LX60A 13.11. K and V-Board Schematic Diagram K-BOARD TNPA3862 S5B-PH-K-S(LF)(SN) K1KA05BA0061 JK3502 K2HC103A0014 HSJ2630-010070 TP3508 GUARD_SL HP_R TP3507 GUARD_SR TP3509 HP_L STB3.3V Q1004 Q1002 B1ADDF000005 B1ADDF000005 RM1001 PNA4701M05TV R1006 R1022 SN1001 1.5k B3L000000020 R1028 K1KA08BA0061 S8B-PH-K-S(LF)(SN)
  • Page 44 TX-23LX60M / TX-23LX60X / TX-23LX60A...

  • Page 45: Parts Location & Mechanical Replacement Parts List

    TX-23LX60M / TX-23LX60X / TX-23LX60A 14 Parts Location & Mechanical Replacement Parts List 14.1. Parts Location...

  • Page 46: Packing Exploded Views

    TX-23LX60M / TX-23LX60X / TX-23LX60A 14.2. Packing Exploded Views...
  • Page 47 1  TPD0A1074 CUSHION(TOP) TPD0A2069 CUSHION(BOTTOM) TPE0A4046 SET COVER TQB0A0155-1 INSTRUCTION BOOK  TX-23LX60A TQB0A0147-2 INSTRUCTION BOOK(ENGLISH)  TX-23LX60M/X TQB0A0148-2 INSTRUCTION BOOK(CHINESE) 1 TX-23LX60M TQB0A0153-2 INSTRUCTION BOOK(ARABIC) 1 TX-23LX60X TTY0A0113-1 CABINET 1  XTB4+15JFJK SCREW TXJ/A30MZJ CABLE (A3-SPEAKER) TXJ/A80MZJ CABLE (A8-PANEL)

  • Page 48: Electrical Replacement Parts List

    TX-23LX60M / TX-23LX60X / TX-23LX60A 16 Electrical Replacement Parts List 16.1. Replacement Parts List Notes...
  • Page 49 1 6 . 2 . E l e c t r i c a l R e p l a c e m e n t P a r t s L i s t TX-23LX60A/M/X Ref.No. Part No. Part Name & DescriptionPcs Remarks Ref.No.
  • Page 50 TX-23LX60A/M/X Ref.No. Part No. Part Name & DescriptionPcs Remarks Ref.No. Part No. Part Name & DescriptionPcs Remarks C2367 EEEHB1C101UP C 100PF, J, 16V C4065 ECJ0EB1H102K C 1000PF, K, 50V C3062 ECJ1VF1A105Z C 1UF, Z, 10V C4066 ECJ0EB1A104K C 0.1UF, K, 10V C3064 EEEHB1A471UP C 470PF, J, 10V...
  • Page 51 TX-23LX60A/M/X Ref.No. Part No. Part Name & DescriptionPcs Remarks Ref.No. Part No. Part Name & DescriptionPcs Remarks C5007 ECJ1XF1C104Z C 0.1UF, Z, 16V D1818 MA8130M ZENER DIODE C5008 ECJ1XB1C104K C 0.1UF, Z, 16V D1819 MA111 DIODE C5009 F1J0J1060004 C 0.010UF, K, 16V D1820 MA8056-M ZENER DIODE...
  • Page 52 Part No. Part Name & DescriptionPcs Remarks D5015 EZJZ1V800AA VARISTOR L3002 TALC168T5R6K CHIP INDUCTOR COIL 1 TX-23LX60A D5016 EZJZ0V80008B VARISTOR L3002 G1C5R6K00007 COIL 1 TX-23LX60M/X D5017 EZJZ1V800AA VARISTOR L3800 J0JHC0000078 CHIP INDUCTOR D5018 EZJZ0V80008B VARISTOR L3801 TALL08N101KA INDUCTION COIL 1 TX-23LX60A D5019...
  • Page 53 ERJ3GEYJ103 M 10KOHM,J,1/16W Q3800 2SA207700L TRANSISTOR R1022 ERJ3GEYJ152 M 1.5KOHM,J,1/16W 1 TX-23LX60A Q3801 2SA207700L TRANSISTOR R1022 D0GB152JA041 M 1.5K OHM J 1/16W 1 TX-23LX60M/X Q3806 2SC584500L TRANSISTOR R1024 ERJ3GEY0R00 0 OHM, 1/16W Q3807 2SC584500L TRANSISTOR R1025 ERJ3GEYJ273 M 27KOHM,J,1/16W Q4001...
  • Page 54 ERJ3GEYJ101 M 100 OHM,J,1/16W 1 TX-23LX60A R2099 ERJ3GEYJ100 M 10 OHM,J,1/16W 1 TX-23LX60A R3035 D0GB101JA041 M 100 OHM J 1/16W 1 TX-23LX60M/X R2099 D0GB100JA041 M 10 OHM J 1/16W 1 TX-23LX60M/X R3036 ERJ3GEYJ101 M 100 OHM,J,1/16W 1 TX-23LX60A R2100 ERJ3GEYJ100...
  • Page 55 ERJ6GEY0R00 0 OHM, 1/10W R4050 ERJ3GEYJ101 M 100 OHM,J,1/16W 1 TX-23LX60A R3227 ERJ3GEYJ103 M 10KOHM,J,1/16W R4050 D0GB101JA041 M 100 OHM J 1/16W 1 TX-23LX60M/X R3228 ERJ3GEY0R00 0 OHM, 1/16W R4053 ERJ3GEYJ101 M 100 OHM,J,1/16W 1 TX-23LX60A R3229 ERJ3GEYJ153 M 15KOHM,J,1/16W...
  • Page 56 ERJ3GEYJ151 M 150 OHM,J,1/16W 1 TX-23LX60A R4221 ERJ3GEYJ102 1KOHM,J,1/16W 1 TX-23LX60A R4117 D0GB151JA041 M 150 OHM J 1/16W 1 TX-23LX60M/X R4221 D0GB102JA041 M 1K OHM J 1/16W 1 TX-23LX60M/X R4118 D0GB471JA041 M 470 OHM J 1/16W R4222 ERJ3GEYJ103 M 10KOHM,J,1/16W...
  • Page 57 Part No. Part Name & DescriptionPcs Remarks R5009 ERJ3GEYJ2R7 2.7HM,J,1/16W 1 TX-23LX60A R5082 D0GB220JA041 M 22 OHM J 1/16W R5009 D0GB2R7JA040 M 2.7 OHM J 1/16W 1 TX-23LX60M/X R5083 EXB38V220J RESISTOR ARRAY R5010 ERJ3GEYJ2R7 2.7HM,J,1/16W 1 TX-23LX60A R5084 EXB2HV220JV RESISTOR ARRAY R5010 D0GB2R7JA040 M 2.7 OHM J 1/16W...
  • Page 58 TX-23LX60A/M/X Ref.No. Part No. Part Name & DescriptionPcs Remarks Ref.No. Part No. Part Name & DescriptionPcs Remarks TXN/A10MFM CIRCUIT BOARD A  TX-23LX60X ETXMM606M7B P MODULE 1 ...

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