Panasonic TX-L32E3E Service Manual
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Panasonic TX-L32E3E Service Manual

Glp26 chassis
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Service Manual
Specifications
(Informations in brackets [ ] refers to model 32")
Power Source:
Rated Power Consumption:
Stand-by Power Consumption: 0.25W (Without monitor out recording)
Aerial Impedance:
Receiving System:
Receiving Channels:
Aerial Input:
Operating Conditions:
220-240V AC, 50Hz
75W [56W]
10W (With monitor out recording)
75 unbalanced, Coaxial Type
DVB-T (Digital Terrestrial Services (MPEG2 and MPEG4-AVC(H.264))
DVB-C (Digital cable services (MPEG2 and MPEG4-AVC(H.264))
PAL-I/H, B/G, D/K
SECAM B/G, D/K, L/L'
PAL-525/60 (AV only)
M.NTSC (AV only)
NTSC (AV only)
VHF E2-E12
VHF A-H (ITALY)
VHF R3-R5
UHF E21-E69
CATV S1-S10 (M1-M10)
CATV S21-S41 (Hyperband)
VHF / UHF
0°C  35°C
Temperature:
Humidity: 20% 80% RH (non condensing)
LCD Television
GLP26 Chassis
VHF H1-H2 (ITALY)
VHF R1-R2
VHF R6-R12
CATV (S01-S05)
CATV S11-S20 (U1-U10)
ORDER No. PCZ1103042CE
TX-L32E3E
TX-L37E3E
© Panasonic Corporation 2011.
Unauthorized copying and
distribution is a violation of law.

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Summary of Contents for Panasonic TX-L32E3E

  • Page 1 CATV (S01-S05) CATV S1-S10 (M1-M10) CATV S11-S20 (U1-U10) CATV S21-S41 (Hyperband) Aerial Input: VHF / UHF 0°C  35°C Operating Conditions: Temperature: Humidity: 20% 80% RH (non condensing) © Panasonic Corporation 2011. Unauthorized copying and distribution is a violation of law.
  • Page 2 Intermediate Frequency: Video/Audio Video 38.9MHz, 33.9MHz Audio 33.4MHz (B/G), 33.16MHz (A2) 33.05MHz (NICAM B/G, D/K, L’) 32.4MHz (D/K), 32.66MHz (CZ STEREO) 40.4MHz (L’), 39.75MHz (L’ NICAM) Colour 34.47MHz (PAL) 34.5MHz, 34.65MHz (SECAM) 38.3MHz, 38.15MHz (SECAM L’) Terminals: AV1 IN Video (21 pin) 1.0V p-p 75 Audio (21 pin) 500mV rms 10k...

  • Page 3: Table Of Contents

    CONTENTS SAFETY PRECAUTIONS ................4 GENERAL GUIDE LINES..............4 TOUCH – CURRENT CHECK.............. 4 PREVENTION OF ELECTROSTATIC DISCHARGE (ESD) TO ELECTROSTATICALLY SENSITIVE (ES) DEVICES ......5 ABOUT LEAD FREE SOLDER (PBF)............6 SUGGESTED PB FREE SOLDER............6 APPLICABLE SIGNALS................7 SERVICE HINTS ..................

  • Page 4: Safety Precautions

    Safety Precautions General Guide Lines 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. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed.

  • Page 5: Prevention Of Electrostatic Discharge (Esd) To Electrostatically Sensitive (Es) Devices

    Prevention of Electrostatic Discharge (ESD) to Electrostatically 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"...

  • Page 6: About Lead Free Solder (Pbf)

    About lead free solder (PbF) Note: Lead is listed as (Pb) in the periodic table of elements. In the information below, Pb will refer to Lead solder, and PbF will refer to Lead Free Solder. The Lead Free Solder used in our manufacturing process and discussed below is (Sn+Ag+Cu). That is Tin (Sn), Silver (Ag) and Copper (Cu) although other types are available.

  • Page 7: Applicable Signals

    Applicable Signals Component (Y, Pb, Pr), HDMI Signal name COMPONENT HDMI 525 (480) / 60i 525 (480) / 60p 625 (576) / 50i 625 (576) / 50p 750 (720) / 60p 750 (720) / 50p 1,125 (1,080) / 60i 1,125 (1,080) / 50i 1,125 (1,080) / 60p 1,125 (1,080) / 50p 1,125 (1,080) / 24p...

  • Page 8: Service Hints

    Service Hints How to remove the backcover Lay the main unit face down. (see Fig.5) Fig.5 How to remove the Pedestal assembly Remove the 4 fixing screws and the pedestal assembly. (see Fig.6) SCREWS XYN4+F30FJK (4pcs) Fig.6 Remove the 33 [31] fixing screws, 4 caps and the backcover. (see Fig.7) SCREWS (1) XTB4+15JFJK 19pcs [18]...

  • Page 9: Chassis Board Layout

    Chassis Board Layout P-BOARD A-BOARD LD-BOARD TC-BOARD KA-BOARD Board Name Function AV Terminal, HDMI, Digital Audio Out,TV tuner, SD Card, CI slot, A-Board sLD2, AV switch, Speaker Out, EEPROM, Flash Memory, DDR SDRAM P-Board Power Supply, Main Input KA-Board Remote Receiver, R/G LED, C.A.T.S. LD-Board LED Driver TC-Board...

  • Page 10: Technical Description

    3 seconds. TV will be forced to the factory shipment setting after this SELF CHECK. Model and Keys: Keys Model No. One-to_one CI PLUS DTCP-IP (for USB Rec.) TX-L32E3E None None TX-L37E3E None None...

  • Page 11: Setting Inspection

    Setting Inspection Voltage Confirmation A board Description Test point Voltage SUB3.3V TP8615 3.21V - 3.45V SUB 1.5 V TP8101 1.47V - 1.56V SUB1.2V TP8100 1.26V – 1.33V SUB5V TP0910 4.8V – 5.2V P board Description Test point *Voltage **Voltage 24V (PANEL) TP7514/TP7515 <...

  • Page 12: Self-Check

    Self-check is used to automatically check the bus lines and hexadecimal code of the TV set. To enter Self-Check mode, keep pressing the down (-/v) button on the TV set and press the STATUS button on the remote control. To exit Self Check, switch off the TV set at the power button. Panasonic 2011LCD 32FHD TX-L32E3E Self Check Complete C69B O.K.

  • Page 13: Power Led Blinking Timing Chart

    Power LED blinking timing chart Subject Information of LED Flashing timing chart. Contents When abnormality has occurred the unit, the protection circuit operates and reset to the stand by mode. At this time, the defective block can be identified by number of blinking of the Power LED on the front panel of the unit. Blinking Blinking timing Contents...

  • Page 14: Service Mode Function

    Service Mode Function MPU controls the functions switching for each IICs through IIC bus in this chassis. The following setting and adjustment can be adjusted by remote control in Service Menu How to enter SERVICE While pressing (-/v) button on TV unit, press on the remote control for 3 times within 2 seconds.

  • Page 15: Service

    SERVICE SERVICE Peaks SOFT 1.006 OPTION 1 Key Command ADJUST Peaks EEP 01.00.0018 OPTION 2 WB-ADJ LSI PACKAGE 1.51f OPTION 3 OPTION LSI DATA 1.00.03 OPTION 4  SRV-TOOL STBY SOFT 1.00.00 Model ID Press the 3/4 button to change the adjustment values or function. STBY EEP 1.00.0400 033c6100...

  • Page 16: Service Tool Mode

    Service Tool Mode How to access Select [SRV-TOOL] in Service Mode. Press [OK] button on the remote control. SRV-TOOL Display of TD2Microcode version TD2Microcode:005a0910 Display of Flash ROM maker code Flash ROOM: AD – F1 POWER ON TIME/COUNT PTCT:00.00.00.00.00 Time 00051:30 On/Off 0000042 Display of SOS History Press [MUTE] button (3sec)

  • Page 17: Hotel Mode

    Hotel Mode 1. Purpose Restrict a function for hotels. 2. Access command to the Hotel mode setup menu. In order to display the Hotel mode setup menu, please enter the following command (within 2 second). [TV] : Vol.[Down] + [REMOTE] : AV (3 times) Then, the Hotel mode setup menu is displayed.

  • Page 18: Data Copy By Sd Card

    Data Copy by SD Card Purpose a) Board replacement (Copy the data when exchanging A-board): When exchanging A-board, the data in original A-board can be copied to SD card and then copy to new A-board. Following data can be copied. (Before exchanging) User setting data Copy to SD card...

  • Page 19: Data Copy From Tv Set To Sd Card

    Data Copy from TV set to SD Card Turn on the TV set. Insert SD card with a startup file (pwd file) to SD slot. On-screen Display will be appeared according to the startup file automatically. Input a following password for (a) or (b) by using remote control. (a) For Board replacement: 2770 (b) For Hotel: 4850 Data will be copied from TV set to SD card.

  • Page 20: Data Copy From Tv Set To Tv Set

    Data Copy from SD Card to TV set Turn on the TV set. Insert SD card with Data to SD slot. On-screen Display will be appeared according to the Data folder automatically. Input a following password for (a) or (b) by using remote control. (a) For Board replacement: 2771 (b) For Hotel: 4851 Data will be copied from SD card to TV set.

  • Page 21: Option Bytes Description

    Option Bytes Description OPTION1 TXT Ch Refresh On (1) / Off (0) ID-1 On (1) / Off (0) Macrovision Auto-Judge On (1) / Off (0) Surround enable low bit (*1) On (1) / Off (0) Surround enable low bit (*1) On (1) / Off (0) TINT_COMPONENT_HDMI On (1) / Off (0)

  • Page 22: Adjustment Method

    Adjustment Method Sub-Contrast/White Balance Adjustment Instrument Name Connect to Remarks Remote controller Correlation can be also taken by LCD WB meter (Minolta CS-1000A equivalent) CA-210 or equivalent Comunication jig Computer for external control Procedure Remarks Let the panel standfor more than 3 hours at more than 20 C.

  • Page 23: Wiring Diagram

    Wiring diagram LCD PANEL...

  • Page 24: Block Diagrams

    Block Diagram (1/3) JK1070 CI SLOT SUB CI 5V A-BOARD [EXCHANGE UNIT] SUB5V SP- L SUB3.3V IC8404 DMD IIC/0 SUB1.8V 32-34 IC8401 SDA/SCL 28-30 IC8402 FE_XRST IC4900 FE_XRST IC8403 IFAGC AUDIO AMP IFAGC IFD1/2 (C1AB00003457) IFD1/2 25-27 SIF-OUT 21-23 P 15V 19,20,35,36 MAIN RF CVBS VIDEO OUT...
  • Page 25 Block Diagram (2/3) TO A02 TO LD4 TO A10 D7326 Q7343 D7202 D7102 F7101 CF7101 CF7102...
  • Page 26 Block Diagram (3/3) LD-BOARD IC9500 LED DRIVER LED_SOS Q9502 DC/DC LED24V VCC24V BL - ON DC/DC 7 (OVP) 17-20 Anode 23-21 1,12 LED 6_7 9-10 LED 2_3 11-12 LED 1_8 10,3 13-14 LED 4_5 only for 37’’ 15-16 TC-BOARD VDD2.5V 48,49,56 AVDD13.7V AVDD13.7V...

  • Page 27: Parts Location

    Parts Location NOTE: The numbers on the exploded view below refer to the exploded view section of the Replacement Parts List.
  • Page 28 NOTE: The numbers on the exploded view below refer to the exploded view section of the Replacement Parts List.

  • Page 29: Replacement Parts List

    Replacement Parts List Important Safety Notice Components Identified by mark have special characteristics important for safety. * When replacing any of these components, use only manufacturers specified parts. In case of ordering these spare parts, please always add the complete Model-Type number to your order. RTL (Retention Time Limited) Note: The marking (RTL) indicates that the Retention Time is Limited for this item.
  • Page 30 Cct Ref Parts Number Description Cct Ref Parts Number Description IC8402 C0JBAU000088 BUFFER D7102 B0FBAT000018 DIODE IC8403 C0JBAZ003032 BUFFER D7202 B0ADCJ000100 DIODE IC8404 C0DBZYY00382 POWER SWITCH IC D7203 B0JAME000091 DIODE IC8700 C0DBAYY00915 REGULATOR D7204 B0JAME000091 DIODE IC8701 C0DBAYY00915 REGULATOR D7205 B0HASR000018 DIODE IC8702...
  • Page 31 Cct Ref Parts Number Description Cct Ref Parts Number Description Q4973 DSA2001S0L TRANSISTOR L4901 G1C150MA0426 COIL Q4974 DSC2001S0L TRANSISTOR L4902 G1C150MA0426 COIL Q7201 B1CERR000057 TRANSISTOR L4903 G1C150MA0426 COIL Q7202 B1HFCFA00020 TRANSISTOR L4904 J0JHC0000078 COIL Q7301 B1ADCE000022 TRANSISTOR L4905 J0JHC0000078 COIL Q7308 B1ADGJ000008 TRANSISTOR...
  • Page 32 Cct Ref Parts Number Description Cct Ref Parts Number Description R0919 D0GA220JA023 .063W 22 Ω R3030 D0GA101JA015 .063W 100 Ω R0920 D0GA220JA023 .063W 22 Ω R3101 D0GA472JA023 .063W 4K7 Ω R0921 D0GA220JA023 .063W 22 Ω R3102 D0GA472JA023 .063W 4K7 Ω R0922 D0GA220JA023 .063W...
  • Page 33 Cct Ref Parts Number Description Cct Ref Parts Number Description R4067 D0GA103JA015 .063W 10K Ω R4649 D0GA680JA023 .063W 68 Ω R4070 D0GA102JA023 .063W 1K Ω R4650 D0GA680JA023 .063W 68 Ω R4072 D0GA223JA023 .063W 22K Ω R4651 D0GA680JA023 .063W 68 Ω R4073 D0GA222JA023 .063W...
  • Page 34 Cct Ref Parts Number Description Cct Ref Parts Number Description R5609 D0GA103JA015 .063W 10K Ω R7399 ERJ8ENF2204V 0.25W 2M2 Ω R6953 D0GAR00J0005 .063W 0 Ω R7402 D1BD6651A066 .125W 6K65 Ω R6956 D0GAR00J0005 .063W 0 Ω R7406 D1BD1741A066 .125W 1K74 Ω R6957 D0GAR00J0005 .063W...
  • Page 35 Cct Ref Parts Number Description Cct Ref Parts Number Description R8405 D0GA680JA023 .063W 68 Ω R8821 D0GA103JA015 .063W 10K Ω R8408 EXB2HV680JV .063W 68 Ω R8822 D0GA103JA015 .063W 10K Ω R8409 EXB28V680JX .031W 68 Ω R8823 D0GA102JA023 .063W 1K Ω R8410 EXB2HV680JV .063W...
  • Page 36 Cct Ref Parts Number Description Cct Ref Parts Number Description R9557 D0GD100JA059 0.25W 10 Ω C3135 F1G1H5610004 S.M.CAP 560pF R80903 D0GA272JA023 .063W 2K7 Ω C3136 F1G1H5610004 S.M.CAP 560pF VJ8905 D0GA680JA023 .063W 68 Ω C3139 F1G1H5610004 S.M.CAP 560pF VJ8906 D0GA680JA023 .063W 68 Ω...
  • Page 37 Cct Ref Parts Number Description Cct Ref Parts Number Description C4168 F1K1E225A085 S.M.CAP 2.2µF C4937 F1G1H1020008 S.M.CAP C4169 F1H1H104A970 S.M.CAP 100nF C4970 F1J1A106A087 S.M.CAP 10µF C4170 F1G1A105A047 S.M.CAP 1000nF C4971 F1J1A106A087 S.M.CAP 10µF C4171 F1H1H104A970 S.M.CAP 100nF C4972 F2H1A101A040 ELECT 100µF C4172 F1J1A475A087...
  • Page 38 Cct Ref Parts Number Description Cct Ref Parts Number Description C7608 F1J1H222A721 S.M.CAP 2.2nF C8304 F1G1C104A077 S.M.CAP 100nF C7610 F1J1H472A702 S.M.CAP 4.7nF C8305 F1G1A105A047 S.M.CAP 1000nF C7611 F1J1E105A231 S.M.CAP 1µF C8306 F1G1A105A047 S.M.CAP 1000nF C8001 F1J1A106A087 S.M.CAP 10µF C8307 F1G1A105A047 S.M.CAP 1000nF C8004...
  • Page 39 Cct Ref Parts Number Description Cct Ref Parts Number Description K1KA04BA0055 4P CONNECTOR DIFFERENCES FOR MODEL TX--L37E3E K1MN80BA0296 80P CONNECTOR CN0102 K1KA14A00248 14P CONNECTOR EXPLODED VIEW D3050 K7AAAY000011 OPTICAL LINK JK1001A K1U710A00002 YUV,AUDI0 I/O A-L37E3E A P.C.B. JK1003 K1FY121A0012 SCART TERMINAL TXASX01PUUE1 AC CORD JK1005...

  • Page 40: Schematic Diagrams

    Schematic Diagrams IMPORTANT SAFETY NOTICE Components identified by mark have special characteristics important for safety. When replacing any of these components, use only manufacturers' specified parts. NOTE RESISTOR All resistors are carbon ¼W resistor, unless marked otherwise. Unit of resistance is OHM () (k=1,000, M=1,000,000) CAPACITORS All capacitors are ceramic 50V unless marked otherwise.

  • Page 62: Conductor Views

    Conductor Views A-BOARD TNP8EA114 - TOP IC’S IC8900 5D IC4001 1D IC4120 1D TRAN’S IC4150 2D Q0900 IC4900 1B Q4150 IC5000 4D Q4151 IC5416 1E Q4152 IC8000 3D Q4154 IC8200 2D Q4604 IC8201 3D Q4605 IC8404 4D Q4973 IC8700 3E Q8100 IC8701 2E Q8102...
  • Page 63 A-BOARD TNP8EA114 - BOTTOM IC’S Q3104 IC3001 3B Q3105 IC8100 3D Q4000 IC8401 5D Q4001 IC8402 4D Q4002 IC8403 5D Q4153 IC8706 3C Q4600 IC8901 4B Q4750 IC8902 3C Q4751 Q4971 TRAN’S Q4972 Q3102 Q4974 Q3103...
  • Page 64 P-BOARD TNPA5364 - TOP IC’S D7204 IC7301 2B D7205 D7302 TRAN’S D7303 Q7201 D7332 D7333 DIODE’S D7501 D7101 D7502 D7203...
  • Page 65 P-BOARD TNPA5364 - BOTTOM IC’S D7202 IC7201 5B D7207 IC7502 1D D7208 IC7601 5E D7209 D7325 TRAN’S D7326 Q7202 D7327 Q7301 D7328 Q7308 D7329 Q7309 D7330 Q7310 D7331 Q7311 D7334 Q7312 D7335 Q7313 D7336 Q7314 D7337 Q7501 D7338 Q7502 D7339 Q7503 D7341 Q7504...
  • Page 66 LD-BOARD TNPA5377 - TOP IC’S IC9500 2B TRAN’S Q9500 Q9501 Q9502 Q9503 Q9504 Q9505 Q9506 * Only for model TX-L37E3E. KA-BOARD TNPA5378 - TOP IC’S RM2800 1A SN2800 TRAN’S Q2800 Q2801 Q2802...

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