Panasonic TX-50DSF637 Service Manual
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Panasonic TX-50DSF637 Service Manual

La60 chassis
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Service Manual
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 potencial dangers in attempting to service a product. Products
powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service or repair the
product or products deal within this service information by anyone else could result in serious injury or death.
There are special components used in this equipment which are important for safety. These parts are marked
Schematic Diagrams, Circuit Board Diagrams, Explorer Views and Replacement Parts List. It is essential that these
critical parts should be replaced with manufacturer´s specified parts to prevent shock, fire or other hazards. Do not
modify the original design without permission of manufacturer.
Warning
IMPORTANT SAFETY NOTICE
ORDER No. PCZ1602009CE
LED TV
TX-50DSF637
TX-50DSN638
TX-50DST636
TX-50DSX639
LA60 Chassis
in the
© Panasonic Corporation 2016.
Unauthorized copying and
distribution is a violation of law.

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Summary of Contents for Panasonic TX-50DSF637

  • Page 1 Schematic Diagrams, Circuit Board Diagrams, Explorer Views and Replacement Parts List. It is essential that these critical parts should be replaced with manufacturer´s specified parts to prevent shock, fire or other hazards. Do not modify the original design without permission of manufacturer. © Panasonic Corporation 2016. Unauthorized copying and distribution is a violation of law.

  • Page 2: Table Of Contents

    Contents SAFETY PRECAUTIONS ........... 3 GENERAL GUIDE LINES ........3 TOUCH – CURRENT CHECK ....... 3 PREVENTION OF ELECTROSTATIC DISCHARGE (ESD) TO ELECTROSTATICALLY SENSITIVE (ES) DEVICES ..............4 ABOUT LEAD FREE SOLDER (PBF) ......5 SUGGESTED PB FREE SOLDER ......5 SERVICE NAVIGATION ..........

  • Page 3: 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 4: 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 5: 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 6: Service Navigation

    Service Navigation Chassis Board Layout P-BOARD A-BOARD K-BOARD Board Name Function A-Board AV Terminal, HDMI, USB, WIFI, BT, Ethernet, Digital Audio Out, TUNER A/DVB-T/T2/C/S/S2, DVB-T2/T/C/S/S2 Dem, CI Slot, Peaks IC_LD6, Speaker out, HP, eMMc Memory, STM EEPROM, DDR SDRAM, Service Connector P-Board Main Input, Power Supply, Key control, Power switch, LED Driver K-Board...

  • Page 7: Service Hints

    Service Hints How to remove the backcover Remove the 29 fixing screws and the backcover. (see Fig.5) SCREWS (1) THEC1509 /17pcs/ (2) THTD037J /10pcs/ (3) THE5ZL002N /2pcs/ Fig.5 Caution: Before removing cover, receiver must be disconnect from mains. How to remove the pedestal assembly Lay the main unit face down.

  • Page 8: Applicable Signals

    Applicable Signals Component (Y, Pb, Pr) (from AV2 terminal), HDMI Signal name COMPONENT HDMI 525 (480) / 60i,60p 625 (576) / 50i, 50p 750 (720) / 60p, 50p 1,125 (1,080) / 60i, 50i 1,125 (1,080) / 60p 1,125 (1,080) / 50p 1,125 (1,080) / 24p Note: ...

  • Page 9: Specifications

    Specifications Power Source: 220-240V AC, 50 / 60Hz Rated Power Consumption: 107W Stand-by Power Consumption: 0.20W Aerial Impedance: 75 unbalanced, Coaxial Type Receiving System: DVB-S/S2 Digital satellite services (MPEG2 and MPEG4-AVC(H.264)) Receiver frequency range – 950 MHz to 2,150MHz DiSEqC – Version 1.0. DVB-T/T2 Digital terrestrial services ( MPEG2 and MPEG4-AVC(H.264)
  • Page 10 LCD screen: L5EDDYY00842 1920 x 1080, 16:9 Visible Diagonal 1260mm Audio Output: 20W (2 x 10W) Headphones: 3.5mm, 8 Impedance Accessories supplied : Remote Control 2 x R6 (UM3) Batteries Dimensions: Width: Height: Depth: Including TV stand 1126mm 693mm 202mm TV set only 1126mm 652mm...

  • Page 11: Technical Description

    Model and Keys: Keys Model No. Netflix DTCP-IP C2MOD CI PLUS DIMORA HDCP2 FREETIME Widevine TX-50DSF637 None TX-50DSN638 None TX-50DST636 None TX-50DSX639 None USB HDD Recording: General information: Digital TV programmes can be recorded in USB HDD. C2MOD key generated in A-board by SELF CHECK binds TV and USB-HDD for communication.

  • Page 12: Setting Inspection

    Setting Inspection Voltage Confirmation A board Description Test point Voltage PNL12V TP4000,TP4001 12V ± 1.2V SUB5V TP8773 5.17V ± 0.25V SUB3.3V TP8705 3.39V ± 0.15V HDMI3.3V TP8710 3.3V ± 0.17V SUB_AI_3.3V TP2206 3.3V ± 0.17V EU_TU_1.8V TP5704 1.84V ± 0.1V SUB1.5V TP8101 1.52V ±...

  • Page 13: Cs Maintenance Menu

    CS Maintenance Menu 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 into CS Maintenance Menu Purpose After exchange parts, check and adjust the contents of adjustment mode. While pressing [VOLUME ( - )] button on the main unit, press the [RED] button on the remote control for 3 times within 2 seconds.
  • Page 14 EDID Clock 1.Select [EDID CLK] in CS Maintenance Menu. 2.Press [OK] button or Cursor key [Right] on the remote control. CS Maintenance Menu EDID-CLK S-HIGH EDID CLK Clock speed DRV CHECK HDMI HDMI Number Exit: Press the [EXIT] button or the [RETURN] button on the remote control. DRV Check (USB HDD Drive Check) 1.Select [DRV CHECK] in CS Maintenance Menu.

  • Page 15: System Information

    System Information How to access While pressing [MENU] button on the remote control. To select [? Help] and then to select [System Information].(see Fig.8, Fig.9) Sample only Fig.8 Fig.9 System Information SW version 3001-10000-abcde 3001 Peaks SW 10000 GenX Main abcde GenX Sub (optional) Status1...

  • Page 16: Customised Tv (Smart Lock)

    Customised TV (Smart Lock) 1. Purpose Smart lock feature provides a method for Panasonic dealer to operate the TV in specific customised mode and allows to hide functions to reduce the complexity when customer is using the product furthermore, dealers should have the opportunity to copy such settings to another TV set.
  • Page 17 ITEM Function Note Smart Lock Selection: ON/OFF Smart Lock (Customised TV) Menu is only enabled on DVB input. Menu will not launch on Analogue or any External input. Initial Category Selection: Off/All DVB Channels/Free If customer press OK, the selected category will be the default Channels/Radio/HDTV/UHDTV list for any last digital TV input at power up.
  • Page 18 Hotel copy vs. Smart Lock copy: Menu Data Compatible Hotel Copy TV setup is cloned:eeprom (incl. smart Model ID is checked => Same model only lock), svldb Smart Lock Copy Smart Lock settings only Shall be model independent (copy to all same years models at least) Coexistence of Hotel Mode and Smart Lock: Hotel Mode...

  • Page 19: Hotel Mode

    Hotel Mode ITEM Function Hotel Mode Select hotel mode ON/OFF Initial Select input signal modes. 1. Purpose INPUT Set the input, when each time power is switched on. Restrict a function for hotels. Selection: 2. Access command to the Hotel mode setup menu. Off/DVB-S/DVB-T/AV/HDMI1/HDMI2/HDMI3/HDMI4 In order to display the Hotel mode setup menu, *Off: give priority to the last memory.

  • Page 20: Data Copy By Usb Memory

    Data Copy by USB Memory 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 USB Memory and then copy to new A-board. Following data can be copied. (Before exchanging) User setting data Copy to USB Memory...

  • Page 21: Data Copy From Tv Set To Usb Memory

    Data Copy from TV set to USB Memory Turn on the TV set. Insert USB Memory with a startup file (pwd file) to USB Terminal. 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 USB Memory.

  • Page 22: Data Copy From Usb Memory To Tv Set

    Data Copy from USB Memory to TV set Turn on the TV set. Insert USB Memory with Data to USB Terminal. 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 USB Memory to TV set.

  • Page 23: Option Bytes Description

    Option Bytes Description OPTION1 TEXT Ch Refresh ON (1) / OFF (0) ID-1 ON (1) / OFF (0) Macrovision Auto-judge ON (1) / OFF (0) Reserved Enable HDMI force reset ON (1) / OFF (0) Reserved OPTION2 Adjust Igain enable ON (1) / OFF (0) A2 BG enable (5.5MHz) ON (1) / OFF (0)

  • Page 24: Self Check

    While pressing [VOLUME ( - )] button on the main unit, press [MENU] button on the remote control for more than 3 seconds. How to exit Switch off the power with the [POWER] button on the main unit. TX-50DSF637 50FHD TX-50DSN638...

  • Page 25: 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 26: Wiring Diagram

    Wiring Diagram LED PANEL...

  • Page 27: Block Diagram (1 Of 2)

    SP_R SP_L Block Diagram (1/2) CI SLOT SERVICE JK8400A 17,18 CN0100 A-BOARD 51,52 DMD IIC_1 SUB3.3V 1,32 IC6860 TU_1.8V DMD_ IIC1 12,16 LNB PWR DSQ_OUT X6800 10,11 14,15 26,27 30,31 DMD IIC_0 IC8202 DDR3 34 35 20,21 SUB3.3V IC4900 IF1_P,N IF1_P,N 4 GBit 9,16,25,32...
  • Page 28 Block Diagram (2/2) TO A02 P-BOARD SW2851 SW2852 SW2853 SW2854 SW2855 Q7201 D7105 K-BOARD RM2800 D7104 STBY 3.3V REMOTE SUB3.3V REMOTE SN2800 G LED SUB3.3V STBY 3.3V STBY 3.3V R LED D2802 R LED G LED MAIN INPUT TO PANEL JK7101...

  • Page 29: Parts Location

    Parts Location...
  • Page 30 Parts Location BOTTOM VIEW SIDE VIEW GK308 GK309 GASKET SCREWS THE5ZL002N /4pcs/...
  • Page 31 Location of Sponges and Thermal conductive sheet SPONGES(W20XL20XT3) LVDS FFC (41PIN) LVDS FFC (51PIN) CNF1 CNF2 DETAIL BACK SIDE OF LVDS WIRE FK303 FK304 BACK SIDE OF HEATSINK A-TOP FA01 HEAT RUBBER CIRCUIT BOARD A HEATSINK A-BOTTOM...
  • Page 32 Location of Gaskets and Thermal conductive sheet BOTTOM SIDE OF CIRCUIT BOARD A DETAIL GA02 GA02 GA03 HEATSINK A-BOTTOM FA02 FA03 FA04 FA05 FA07 FA06 0-1 mm...
  • Page 33 Location of Gaskets DETAIL 0–5 mm GK305 GK306 5-7mm GK307...
  • Page 34 Location of AL Tape AL307 AL TAPE DETAIL LCD PANEL HEATSINK A-BOTTOM A-PRINT 0-2mm NOTE: AL TAPE MUST NOT TOUCH MARKED AREA! METHOD OF STICKING AL TAPE – SIDE VIEW SEC A-A A-PRINT AL TAPET HEATSINK A-BOTTOM HEATSINK A-BOTTOM LCD PANEL...
  • Page 35 Location of AL Tapes LCD PANEL DETAIL DETAIL AL308 DETAIL AL310 AL309...

  • Page 36: Location Of Lead Wiring

    Location of Lead Wiring A02A JK8605 WIFI...

  • Page 37: Packing Structure

    Packing Structure TV SET Pedestal Assy...

  • Page 38: Replacement Parts List Note

    Replacement Parts List Note Note: All parts except parts mentioned [PAVCCZ] in the Remarks column are supplied by AVC-CSPC. Parts mentioned [PAVCCZ] are supplied by PAVCCZ. Notice: Be sure to make your orders of replacement parts according to this list. RTL (Retention Time Limited) Note: The marking (RTL) indicates that the Retention Time is Limited for this item.

  • Page 39: Replacement Parts List

    Model No. : TX-50DSF637 TX-50DSN638 TX-50DST636 TX-50DSX639 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks BAT-C-1010 BATTERY COVER OF RC PAVCCZ K1HY05YY0234 USB CABLE PAVCCZ K2CQ2YY00138 AC CORD PAVCCZ L0EYAA000074 SPEAKER L PAVCCZ L0EYAA000075 SPEAKER R...
  • Page 40 Model No. : TX-50DSF637 TX-50DSN638 TX-50DST636 TX-50DSX639 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks TQB0E2688A INSTRUCTION BOOK (GERMAN) (TX-50DSF637) PAVCCZ TQB0E2688B INSTRUCTION BOOK (DUTCH) (TX-50DSF637) PAVCCZ TQB0E2688C INSTRUCTION BOOK (ITALIAN) (TX-50DSF637) PAVCCZ TQB0E2688D INSTRUCTION BOOK (FRENCH)
  • Page 41 Model No. : TX-50DSF637 TX-50DSN638 TX-50DST636 TX-50DSX639 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks A-50DSF637 CIRCUIT BOARD A (TX-50DSF637) PAVCCZ (RTL) A-50DSN638 CIRCUIT BOARD A (TX-50DSN638) PAVCCZ (RTL) A-50DST636 CIRCUIT BOARD A (TX-50DST636) PAVCCZ (RTL)
  • Page 42 Model No. : TX-50DSF637 TX-50DSN638 TX-50DST636 TX-50DSX639 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C3173 F1G1A105A047 C 1000NF, , 10V PAVCCZ C3174 F1G1A105A047 C 1000NF, , 10V PAVCCZ C3175 F1G1A105A047 C 1000NF, , 10V...
  • Page 43 Model No. : TX-50DSF637 TX-50DSN638 TX-50DST636 TX-50DSX639 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C5720 F1G1E103A144 C 0.01UF, , 25V PAVCCZ C5723 F1G1A105A047 C 1000NF, , 10V PAVCCZ C5724 F1G1A105A047 C 1000NF, , 10V...
  • Page 44 Model No. : TX-50DSF637 TX-50DSN638 TX-50DST636 TX-50DSX639 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C7207 F1A3A471A060 C 470PF, , 1KV PAVCCZ C7208 F1J1H104A902 C 100NF, , 50V PAVCCZ C7209 ECWFD2W105KC P 1UF, K, 450V...
  • Page 45 Model No. : TX-50DSF637 TX-50DSN638 TX-50DST636 TX-50DSX639 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C7820 F2A1J1210012 E 120UF, M, 63V PAVCCZ C7822 F2A1J1210012 E 120UF, M, 63V PAVCCZ C7825 F1H1H103B047 C 10NF, , 50V...
  • Page 46 Model No. : TX-50DSF637 TX-50DSN638 TX-50DST636 TX-50DSX639 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C8106 F1J0G2260001 C 22UF, , 4V PAVCCZ C8107 F1J0G2260001 C 22UF, , 4V PAVCCZ C8108 F1J0G2260001 C 22UF, , 4V...
  • Page 47 Model No. : TX-50DSF637 TX-50DSN638 TX-50DST636 TX-50DSX639 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C8270 F1G1H100A963 C 10PF, D, 50V PAVCCZ C8300 F1G1A105A047 C 1000NF, , 10V PAVCCZ C8301 F1G1A105A047 C 1000NF, , 10V...
  • Page 48 Model No. : TX-50DSF637 TX-50DSN638 TX-50DST636 TX-50DSX639 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks C8777 F1K1V106A010 C 10UF, , 35V PAVCCZ C8778 F1H1E104A161 C 0.1UF, , 25V PAVCCZ C8779 F1J1A106A043 C 10UF, , 10V...
  • Page 49 Model No. : TX-50DSF637 TX-50DSN638 TX-50DST636 TX-50DSX639 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks D7101 ERZE08C621CD VARISTOR PAVCCZ D7104 B0EAKR000022 DIODE PAVCCZ D7105 B0EAKR000022 DIODE PAVCCZ D7106 B0EBNT000028 DIODE PAVCCZ D7211 B0ACCD000008 DIODE PAVCCZ...
  • Page 50 Model No. : TX-50DSF637 TX-50DSN638 TX-50DST636 TX-50DSX639 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks IC8705 C0DBAYY02432 IC DC/DC CONVERTER PAVCCZ IC8712 C0DBGYY00887 IC REGULATOR PAVCCZ IC8715 C0DBGYY00887 IC REGULATOR PAVCCZ IC8716 C0DBAYY02431 IC DC/DC CONVERTER...
  • Page 51 Model No. : TX-50DSF637 TX-50DSN638 TX-50DST636 TX-50DSX639 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks L6801 J0JYC0000464 FILTER PAVCCZ L6804 J0JYC0000464 FILTER PAVCCZ L6850 G1C6R8MA0464 COIL PAVCCZ L7207 J0JYC0000729 FILTER PAVCCZ L7209 J0JYA0000035 FILTER PAVCCZ...
  • Page 52 Model No. : TX-50DSF637 TX-50DSN638 TX-50DST636 TX-50DSX639 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks Q4701 B1ABCF000231 TRANSISTOR PAVCCZ Q4750 B1ABCF000231 TRANSISTOR PAVCCZ Q7201 B1CERR000144 TRANSISTOR PAVCCZ Q7202 B1ADCE000022 TRANSISTOR PAVCCZ Q7204 B1ADGE000012 TRANSISTOR PAVCCZ...
  • Page 53 Model No. : TX-50DSF637 TX-50DSN638 TX-50DST636 TX-50DSX639 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R2153 D0GA680JA023 M 68 OHM, J, 1/16W PAVCCZ R2154 D0GA680JA023 M 68 OHM, J, 1/16W PAVCCZ R2155 D0GA103JA023 M 10K OHM, J, 1/16W...
  • Page 54 Model No. : TX-50DSF637 TX-50DSN638 TX-50DST636 TX-50DSX639 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R3102 D0GAR00J0005 M 0 OHM, J, 1/16W PAVCCZ R3103 D0GAR00J0005 M 0 OHM, J, 1/16W PAVCCZ R3117 D0GA102JA023 M 1K OHM, J, 1/16W...
  • Page 55 Model No. : TX-50DSF637 TX-50DSN638 TX-50DST636 TX-50DSX639 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R4901 D0GDR00J0004 M 0 OHM, J, 1/8W PAVCCZ R4902 D1H86804A042 M 68 OHM, J, 1/16W PAVCCZ R4903 D0GA102JA023 M 1K OHM, J, 1/16W...
  • Page 56 Model No. : TX-50DSF637 TX-50DSN638 TX-50DST636 TX-50DSX639 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R6853 D0GAR00J0005 M 0 OHM, J, 1/16W PAVCCZ R6860 D0GAR00J0005 M 0 OHM, J, 1/16W PAVCCZ R6862 D0GA103JA023 M 10K OHM, J, 1/16W...
  • Page 57 Model No. : TX-50DSF637 TX-50DSN638 TX-50DST636 TX-50DSX639 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R7352 D0GD683JA052 M 68K OHM, J, 1/8W PAVCCZ R7382 D0GD473JA052 M 47K OHM, J, 1/8W PAVCCZ R7383 D0GD104JA052 M 100K OHM, J, 1/8W...
  • Page 58 Model No. : TX-50DSF637 TX-50DSN638 TX-50DST636 TX-50DSX639 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R7827 D0GB474JA065 M 470K OHM, J, 1/10W PAVCCZ R7828 D0GB473JA065 M 47K OHM, J, 1/10W PAVCCZ R7829 D0GB473JA065 M 47K OHM, J, 1/10W...
  • Page 59 Model No. : TX-50DSF637 TX-50DSN638 TX-50DST636 TX-50DSX639 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R8234 D1BA2400A023 M 240 OHM, F, 1/16W PAVCCZ R8236 D1BA2400A023 M 240 OHM, F, 1/16W PAVCCZ R8239 D1BA2400A023 M 240 OHM, F, 1/16W...
  • Page 60 Model No. : TX-50DSF637 TX-50DSN638 TX-50DST636 TX-50DSX639 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R8437 D1H8R0040016 M 0 OHM, -, - PAVCCZ R8438 D1H86804A042 M 68 OHM, J, 1/16W PAVCCZ R8439 D1H86804A042 M 68 OHM, J, 1/16W...
  • Page 61 Model No. : TX-50DSF637 TX-50DSN638 TX-50DST636 TX-50DSX639 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R8668 D0GA472JA023 M 4K7 OHM, J, 1/16W PAVCCZ R8669 D0GBR00J0004 M 0 OHM, J, 1/10W PAVCCZ R8670 D1BA2491A023 M 2K49 OHM, F, 1/16W...
  • Page 62 Model No. : TX-50DSF637 TX-50DSN638 TX-50DST636 TX-50DSX639 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks R8923 D0GA680JA023 M 68 OHM, J, 1/16W PAVCCZ R8924 D0GA220JA023 M 22 OHM, J, 1/16W PAVCCZ R8925 D0GA103JA023 M 10K OHM, J, 1/16W...
  • Page 63 Model No. : TX-50DSF637 TX-50DSN638 TX-50DST636 TX-50DSX639 Parts List Ref. Change Safety Part No. Part Name & Description Q'ty Remarks ZA103 K4AD01D00022 TERMINAL PAVCCZ ZA104 K4AD01D00022 TERMINAL PAVCCZ ZA105 K4AD01D00022 TERMINAL PAVCCZ ZA4700 K4ZZ01000289 SHIELD CLIP PAVCCZ ZA4701 K4ZZ01000289 SHIELD CLIP...

  • Page 64: Schematic Diagrams Note

    Schematic Diagrams Note 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 84: Conductor Views

    Conductor Views A-BOARD - TOP C8738 R8745 R8747 A16A A15A A10A JK8605 C8733 R4125 R5316 R2281 C8734 IC2200 C2214 C2213 C2215 L8603 L4006 L4007 L4008 L4009 L4010 L4011 R4102 L4012 L4013 L4014 L4015 L4016 L4017 R2280 R4123 R4126 R5315 D2202 D2201 R8648 TP4058...
  • Page 85 A-BOARD - BOTTOM ZA102 ZA073 TP4002 TP4008 TP4009 TP4016 TP4017 TP4057 TP4062 ZA055 TP4003 TP4024 TP4025 TP2202 TP8623 TP4035 TP4037 TP4040 TP4041 TP4044 TP4045 TP4032 TP4033 R4110 TP4059 TP4000 TP4001 TP4004 TP4005 TP4012 TP4013 TP4020 TP4021 TP4036 TP4049 TP4048 R4113 TP2100 TP2207 TP2201...
  • Page 86 P-BOARD - TOP S R V - V L E D L7806 JS7800 L7807 JS7802 D7801-HEAT0 R7857 J224 R7858 R7859 R7828 HS7800 J118 L7801 R7845 R7844 R7873 HS7803 HS7801 R7874 J209 R7818 C7803 R7817 Q7814 L7812 Q7816 J230 R7812 R7808 R7831 R7829 C7802...
  • Page 87 P-BOARD - BOTTOM R7881 C7811 C7813 C7815 C7818 C7827 C7852 C7812 C7814 C7817 C7819 R7888 C7826 JS7800 L7806 R7887 JS7802 TP7804 TP7805 TP7813 D7801-HEAT0 L7807 R7850 R7857 TP7812 J224 R7851 TP7811 R7886 TP7810 R7852 R7858 R7836 TP7808 R7885 TP7806 TP7807 R7854 R7884 CL7841...
  • Page 88 K-BOARD - TOP K-BOARD - BOTTOM R2807 R2808 R2800 R2809 R2801 R2816 TD2805 TD2801 TD2807 R2802 C2806 TD2806 TD2802 R2822 C2808 TD2804 TD2803 R2821 D2802 D2802A...

This manual is also suitable for:

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