Panasonic TX-17LX2 Service Manual
Panasonic TX-17LX2 Service Manual

Panasonic TX-17LX2 Service Manual

Chassis : sl-115p
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Service Manual

LCD TV
CHASSIS : SL-115P
MODEL : TX-17LX2(UK)
TX-17LX2F(EUROPE)
Power Source
"AC 100-240V, 50/60Hz"
Power Consumption
Average use : 50W
Stand-by condition : 3w
"TV set DC 15v, 1.2A max"
LCD
"17-inch(434.38mm),
aspect ratio LCD panel"
Screen Size
372.48mm(H) * 223.488mm(V)
Sound
Speaker
"5cm * 9cm, 2pcs, 4
Audio Output
"5W(2.5W+2.5W), 10%THD"
Headphones
M3(3.5mm) Jack * 1
Receiving Systems / Band name
"PAL B, G, H, SECAM B, G, SECAM L/L"
VHF E2-E12
VHF H1-H2(ITALY)
VHF A-H(ITALY)
UHF E21-E69(UK only)
CATV(S01-S05)
CATV S1-S10 (M1-M10)
CATV S11-S20 (U1-U10)
CATV S21-S41 (Hyperband)
PAL 525/60
Playback of NTSC tape from
some PAL video recorders
(VCR)
M.NTSC
Playback From M.NTSC video
recorders (VCR)
2003 Matsushita Electric Industrial Co., Ltd.
All rights reserved. Unauthorized copying and
distribution is a violation of law.
NTSC (AV input only)
Playback From NTSC video
recorders (VCR)
Aerial-ear
UHF(UK only)/VHF
Operating Conditions
15:9
Temperature : 5-35°...
Humidity : 5%-90% RH (non-
condensing)
Connection Terminals
AV1 (Scart connecter)
"21 Pin socket (Audio/Video
"
in, Audio/Video out, RGB in)"
AV2
VIDEO
RCA PIN Type * 1
S-VIDEO
Mini DIN 4-pin
AUDIO L-R
RCA PIN Type * 2
Dimensions (W * H * D)
Including TV Stand
532mm * 297mm * 190mm
TV Set Only
532mm * 297mm * 68mm
Weight (Mass)
6.2Kg NET
Note :
DSL115PEF0

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Summary of Contents for Panasonic TX-17LX2

  • Page 1: Service Manual

    DSL115PEF0 Service Manual LCD TV CHASSIS : SL-115P MODEL : TX-17LX2(UK) TX-17LX2F(EUROPE) Power Source NTSC (AV input only) “AC 100-240V, 50/60Hz” Playback From NTSC video Power Consumption recorders (VCR) Average use : 50W Aerial-ear Stand-by condition : 3w UHF(UK only)/VHF “TV set DC 15v, 1.2A max”...
  • Page 2: Table Of Contents

    Design and Specifications are subject to change without notice. Weight and Dimensions shown are approximate. WARNING This service information is designed for experienced repair technicians only and is not designed for use by the general public. It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product. Products powered by electricity should be serviced or repaired only by experienced professional technicians.
  • Page 3: Safety Precautions

    1. Safety Instruction 1.1. General Guidelines 1. When servicing, observe the original lead dress. If a short circuit is found, replace all part 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 4: Prevention Of Electro Static Discharge(Esd) To Electrostatically Sensitive(Es) Devices

    2 Prevention of Electro Static 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” components.
  • Page 5: Chasis Board Layout

    3. Chasis Board Layout Board Name Function A-Board MAIN PCB B-Board INVERTER PCB C-Board CONTROL PCB D-Board AV PCB E-Board E/PHONE PCB F-Board IR/LED PCB...
  • Page 6: Servicing Method

    4. Servicing method 4.1. Removing the tilt base 1. Lay down the main unit so that the rear 4. Remove the fixing screws(4pcs). cover faces upward. 5. Remove the tilt base. 2. Remove the fixing screw(2pcs). Tilt base 3. Remove the hinge cover. 4.2.
  • Page 7: Removing The Switch Unit

    Servicing method 4.3. Removing the switch unit 4.5. Removing the E-Board 1. Remove the rear cover(See 5.2.) 1. Remove the rear cover(See 5.2.) 2. Disconnect the coupler(C1). 2. Disconnect the coupler(E1). 3. Remove the fixing screws(2pcs). 3. Remove the fixing screws(2pcs). 4.
  • Page 8: Removing The D-Board

    Servicing method 4.7. Removing the D-Board 1. Remove the rear cover(See 5.2.) 4.9. Removing the BRKT hinge 2. Disconnect the coupler(D1,D2). 3. Remove the fixing screws(2pcs). 1. Remove the rear cover(See 5.2.) 4. Remove the D-Board. 2. Remove the fixing screws(6pcs). 3.
  • Page 9: Removing The Lcd Panel

    Servicing method 4.11. Removing the LCD panel. 1. Remove the Shield pcb assy.(See 5.10.) 2. Remove the fixing screws(4pcs). 3. Disconnect the coupler (A5), (B1), (B2), (B3), (B4). 4. Remove the LCD panel. Coupler(B3),(B4) Coupler(A5) Coupler(B1),(B2) 4.12. Removing the A-board, B-board. 1.
  • Page 10: Service Mode Function

    5. Service Mode Function The following setting and adjustment can be adjusted by remote control in Service Mode. 6.1. How to enter SERVICE 1 1. Set the channel to CH99. 2. Press HOLD button on remote control. Note: To exit to Service mode, press N or Power button on remote control. Panel R Drive G Drive...
  • Page 11: Conductor Views

    6. Conductor Views 6.1. MAIN PCB (TOP) PART LOCATION TRANSISTOR IC10 IC11 IC12 IC13 IC14 IC15 IC16 IC17 IC18 IC19 IC20 IC21 IC22 IC23 IC24 IC25 IC26 IC27 IC29 IC30 IC31 IC33 IC34 IC35 IC38 IC39 IC40...
  • Page 12: Main Pcb(Bottom)

    Conductor Views 6.2. MAIN PCB (BOTTOM)
  • Page 13: Block And Schematic Diagrams

    7 Block and Schematic Diagrams 7.1. Schematic Diagram Notes Important Safety Notice Components identified by mark have special characteristics important for safety. When replacing any of these components, use only manufacture’s specified parts. Notes: Remarks: 1. Resistor 1. The Power Circuit contains a circuit area which uses a separate power supply to All resistors are cabon 1/4W resistor, unless marked as follows: isolate the earth connection.
  • Page 14: Power Block Diagram

    Block and Schematic Diagrams 7.2. Signal Block Diagram...
  • Page 15: Power Block Diagram

    Block and Schematic Diagrams 7.3. Power Schematic Diagram...
  • Page 16: Vcti Block Diagram

    Block and Schematic Diagrams 7.4. VCTI Schematic Diagram...
  • Page 17: Input Block Diagram

    Block and Schematic Diagrams 7.5. Input Schematic Diagram...
  • Page 18: Memory Amp Schematic Diagram

    Block and Schematic Diagrams 7.6. Memory AMP Schematic Diagram...
  • Page 19: Ad9883 Schematic Diagram

    Block and Schematic Diagrams 7.7. AD9883 Schematic Diagram...
  • Page 20: Deinterlace Schematic Diagram

    Block and Schematic Diagrams 7.8. Deinterlace Schematic Diagram...
  • Page 21: Sdram Schematic Diagram

    Block and Schematic Diagrams 7.9. SDRAM Schematic Diagram...
  • Page 22: Image Processor Schematic Diagram

    Block and Schematic Diagrams 7.10. Image Processor Schematic Diagram...
  • Page 23: Lvds, Key Schematic Diagram

    Block and Schematic Diagrams 7.11. LVDS, KEY Schematic Diagram...
  • Page 24: Parts Location & Mechenical Replacement Parts List

    8. Parts Location & Mechanical Replacement Parts List 8.1. Parts Location...
  • Page 25: Packing Exploded View

    Parts Location & Mechanical Replacement Parts List 8.2. Packing Exploded View...
  • Page 26: Service Parts List

    SCREW TAPPTITE TT2 WAS 3X10 MFZN ZZ110 PTACPWA941 ACCESSORY AS DLP-1712LHS ZZ290 PTMPMSA941 PCB MAIN MANUAL AS DLP-1712LHS 00020 4859000130 PLUG ANT TJB1726400(PANASONIC) F001 5FWPS1022L FUSE WIDE TL 250V 1A CASE M822 4858219401 BAG INSTRUCTION L.D.P.E T0.05X280X470 F002 5FWPS1022L FUSE...
  • Page 27: Service Part List

    Service Part List PART CODE PART NAME DESCRIPTION REMARK PART CODE PART NAME DESCRIPTION REMARK HCBK104KBA C CHIP CERA 50V X7R 0.1MF K 1608 C264 HCBK104KBA C CHIP CERA 50V X7R 0.1MF K 1608 C144 HCBK104KBA C CHIP CERA 50V X7R 0.1MF K 1608 C265 HCBK104KBA C CHIP CERA...
  • Page 28 Service Part List PART CODE PART NAME DESCRIPTION REMARK PART CODE PART NAME DESCRIPTION REMARK HCBK104KBA C CHIP CERA 50V X7R 0.1MF K 1608 R236 HRFT101JBA R CHIP 1/10 100 OHM J 1608 HCBK104KBA C CHIP CERA 50V X7R 0.1MF K 1608 R237 HRFT101JBA R CHIP...
  • Page 29 Service Part List PART CODE PART NAME DESCRIPTION REMARK PART CODE PART NAME DESCRIPTION REMARK HRFT750JBA R CHIP 1/10 75 OHM J 1608 C267 HCELF220MC C CHIP ELECTRO MV 16V 22MF 5.0DX5.2H ZZ200 PTMPJ0A941 PCB MAIN (RHU) AS DLP-1712LHS C273 HCELF220MC C CHIP ELECTRO MV 16V 22MF 5.0DX5.2H...
  • Page 30 Service Part List PART CODE PART NAME DESCRIPTION REMARK PART CODE PART NAME DESCRIPTION REMARK HCBK104KBA C CHIP CERA 50V X7R 0.1MF K 1608 HFFMMZ400A F CHIP FERRITE BEAD 40 OHM MMZ 2012S HCBK104KBA C CHIP CERA 50V X7R 0.1MF K 1608 HFFMMZ400A F CHIP FERRITE BEAD 40 OHM MMZ 2012S...
  • Page 31 Service Part List PART CODE PART NAME DESCRIPTION REMARK PART CODE PART NAME DESCRIPTION REMARK T2SC2412KB TR CHIP 2SC2412K-T146-BR R179 HRFT103JBA R CHIP 1/10 10K OHM J 1608 T2SC2412KB TR CHIP 2SC2412K-T146-BR R180 HRFT101JBA R CHIP 1/10 100 OHM J 1608 T2SC2412KB TR CHIP 2SC2412K-T146-BR...
  • Page 32 Service Part List PART CODE PART NAME DESCRIPTION REMARK R322 HRFT332JBA R CHIP 1/10 3.3K OHM J 1608 R323 HRFT332JBA R CHIP 1/10 3.3K OHM J 1608 R324 HRFT332JBA R CHIP 1/10 3.3K OHM J 1608 R325 HRFT332JBA R CHIP 1/10 3.3K OHM J 1608 R326 HRFT103JBA...

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