Hitachi 32GX01B Service Manual
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Hitachi 32GX01B Service Manual

Hitachi 32GX01B Service Manual

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See also: Operating Manual
NTSC
SAFETY PRECAUTIONS ......................................................................................................2
PRODUCT SAFETY NOTICE................................................................................................3
POWER SOURCE ................................................................................................................3
SERVICING PRECAUTIONS ................................................................................................4
TECHNICAL SPECIFICATIONS ............................................................................................8
TECHNICAL CAUTIONS ......................................................................................................9
CONTENTS OF ADJUSTMENTS ......................................................................................10
FRONT PANEL AND REMOTE CONTROL OPERATION ..................................................13
ADJUSTMENTS ..................................................................................................................21
TROUBLESHOOTING FLOWCHARTS ..............................................................................48
WAVEFORMS ....................................................................................................................57
REPLACEMENT PARTS LIST ............................................................................................60
WIRING DRAWING ............................................................................................................73
CHASSIS BLOCK DIAGRAM ..............................................................................................77
PRINTED CIRCUIT BOARDS ............................................................................................79
BASIC CIRCUIT DIAGRAM ................................................................................................83
CAUTION: Before servicing this chassis, it is important that the service technician read the
"Product Safety Notices" in this service manual.
USE ISOLATION TRANSFORMER WHEN SERVICING
Components having special safety characteristics are identified by a
parts list in this Service Data and its supplements and bulletins. Before servicing
the chassis, it is important that the service technician read and follow the "Safety
Precautions" and "Product Safety Notices" in this Service Manual.
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
MAY 2000
M10LXU Chassis
SAFETY NOTICE
HHEA-MANUFACTURING DIVISION
PA
No. 0141
32GX01B
36GX01B
R/C: CLU-381UG
R/C: CLU-341UG
!
on the
32UX01S
36UX01S

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  • Page 1: Table Of Contents

    No. 0141 32GX01B 32UX01S 36GX01B 36UX01S R/C: CLU-381UG NTSC M10LXU Chassis R/C: CLU-341UG SAFETY PRECAUTIONS ......................2 PRODUCT SAFETY NOTICE....................3 POWER SOURCE ........................3 SERVICING PRECAUTIONS ....................4 TECHNICAL SPECIFICATIONS ....................8 TECHNICAL CAUTIONS ......................9 CONTENTS OF ADJUSTMENTS ..................10 FRONT PANEL AND REMOTE CONTROL OPERATION ..........13 ADJUSTMENTS ........................21...

  • Page 2: Safety Precautions

    SAFETY PRECAUTIONS Leakage Current Hot Check NOTICE: Comply with all cautions and safety-related notes Plug the AC line cord directly into a 120V AC 60Hz outlet (do not use located on or inside the cabinet and on the chassis or picture tube.

  • Page 3: Product Safety Notice

    USE ISOLATION TRANSFORMER always consult the current HITACHI Service Manual. A subscrip- WHEN SERVICING tion to, or additional copies of HITACHI Service Manuals may be obtained at a nominal charge from HITACHI Sales Corporation. Components having special safety characteristics identified by on the parts list in this service manual and its supplements and bulletins.

  • Page 4: Servicing Precautions

    SERVICING PRECAUTIONS CAUTION: Before servicing instruments covered by this service Always connect the test instrument ground lead to the appro- data and its supplements and addenda, read and follow the SAFE- priate instrument chassis ground before connecting the test TY PRECAUTIONS on page 3 of this publication. instrument positive lead.
  • Page 5 IC Removal/Replacement Inspect (on the circuit board copper side) the solder joints of Some Hitachi unitized chassis circuit boards have slotted holes the two “original leads”. If they are not shiny, reheat them and, (oblong) through which the IC leads are inserted and then bent flat if necessary, apply additional solder.
  • Page 6 Hitachi personnel. Connect insulated 20-gauge jumper wire from the nearest At IC Connections...

  • Page 7: Component Removal

    NOTE: These components are affixed with glue. Be careful not to break or damage any foil under the component or at the pins of the ICs when removing. Usually applying heat to the component for a short time while twisting with tweezers will break the component loose. Leadless Chip Components How to Replace Flat-lC (surface mount)

  • Page 8: Technical Specifications

    32UX01S/CYOU ... .168 Max. Watts 36GX01B/CZOG ... .150 Max. Watts 32GX01B/CYOG ... .150 Max. Watts COLOR PICTURE TUBE 36UX01S/CZOU .

  • Page 9: Technical Cautions

    TECHNICAL CAUTIONS High Voltage Limiter Circuit Operation Check and Overvoltage Protection Circuit Operation Check Adjustment Preparation 1. Connect a High Voltage Voltmeter between CPT Anode terminal (Anode capside) and Ground. 2. Set the AC input voltage to 120±3V. 3. Receive Circle Pattern or Broadcast Signal and set “BRIGHTNESS” and “CONTRAST” to maximum. Adjust the SCREEN VR so that Beam Current is I ±0.1mA.

  • Page 10: Contents Of Adjustments

    CONTENTS Page # Contents of Adjustments ..................................10 • Front Panel, Rear Panel and Remote Control Operation ......................13 Front Panel Controls (refer to remote control for basic operation) ....................13 Front Panel Jacks and Connections ............................15 Rear Panel Jacks ..................................18 Rear Panel Connections................................19 The Remote To Control Your TV ..............................20 •...
  • Page 11 Deflection Circuit Picture Adjustment Operation Check ......................32 High Voltage Limiter Circuit Operation Check and Over Voltage Protection Circuit Operation Check ......32 FBT Protection Circuit Operation Check ........................32 Load Short Protection Circuit Operation Check ......................33 Weak Electric Field Check..............................33 Remo-con Operation Check ..............................33 Direct Channel Selection ..............................33 Last LST-CH (Last Channel Recall)..........................33 Mute..
  • Page 12 XIII. MTS Operation Check ................................45 STEREO/SA Broadcast Receiving Check ........................45 MTS Mode Check ................................45 STEREO Separation Check ................................45 XIV. Setting for Delivery..................................46 Adjustment Position List ................................47...

  • Page 13: Front Panel And Remote Control Operation

    FRONT PANEL CONTROLS 32UX01S and 36UX01S models only. POWER CH - CH + VOL - VOL + MENU INPUT PUSH CURSOR OPEN DOOR Power Button Volume Buttons Channel Buttons PUSH MENU POWER CH - CH + VOL - VOL + INPUT EXIT MENU...
  • Page 14 NOTE: Your HITACHI TV will appear to be turned OFF if there is no video input when VIDEO Source is selected. Press the INPUT button until the normal broadcast picture appears. If the picture does not appear, the power is OFF.

  • Page 15: Front Panel Jacks And Connections

    FRONT PANEL JACKS AND CONNECTIONS The front panel jacks are provided as a convenience to allow you to easily connect a camcorder or VCR as shown in the following examples: INPUT 3 INPUT 3 VIDEO L/MONO VIDEO L/MONO AUDIO AUDIO INPUT 3 VIDEO L/MONO...
  • Page 16 OUTPUT TERMINALS OUTPUT TERMINALS Antenna Inputs 32GX01B and 36GX01B models The VHF/UHF terminal can be used for Normal TV, Cable TV (CATV), video games, etc. 32UX01S and 36UX01S models The remote control allows you to switch between two separate 75-Ohm RF antenna inputs, ANT A and ANT B. ANT A input can be displayed as a main picture or sub-picture.

  • Page 17: Tips On Rear Panel Connections

    TIPS ON REAR PANEL CONNECTIONS The S-Video connections are provided for high performance laserdisc players, VCRs etc. that have this feature. Use these connections in place of the standard video connection if your device has this feature. COMPONENT: Y-P B P R connections are provided for high performance components, such as DVD players. Use these connections in place of the standard video connection if your device has this feature.

  • Page 18: Rear Panel Jacks

    REAR PANEL CONNECTIONS (32UX01S and 36UX01S) Outside antenna or cable TV coaxial cable 2-Way signal splitter ANT A ANT A INPUT 1 INPUT 1 S-VIDEO S-VIDEO VIDEO (MONO) (MONO) VIDEO TO CONVERTER TO CONVERTER AUDIO AUDIO VIDEO (MONO) VIDEO (MONO) AUDIO ANT B ANT B...

  • Page 19: Rear Panel Connections

    REAR PANEL CONNECTIONS (32GX01B AND 36GX01B) Outside antenna or cable TV coaxial cable 2-Way signal splitter VHF/UHF INPUT 1 S-VIDEO VIDEO (MONO) AUDIO VIDEO (MONO) AUDIO COMPO- NENT VIDEO Optional, see tips INPUT 2 AUDIO TO HI-FI on page 15...

  • Page 20: The Remote To Control Your Tv

    USING THE REMOTE TO CONTROL YOUR TV POWER POWER CBL/SAT DVD/VCR CBL/SAT DVD/VCR SWAP MOVE FREEZE PIP CH TV/VCR HELP TV/VCR HELP MENU MENU LAST CH MUTE LAST CH MUTE EXIT EXIT INPUT SLEEP INPUT SLEEP C.S. RECALL C.S. RECALL CLU-381UG CLU-431UG...

  • Page 21: Adjustments

    Adjustment Code (Refer to Table 1) will be the adjustment keys. D000 Adjustment Data A. Use any Hitachi remote control when making an “To Escape from Adjustment Mode” adjustment. Press “POWER” button of remo-con or front panel once at anytime. Then set returns to normal state.

  • Page 22: Adjustment Mode

    3. ADJUSTMENT MODE Change Selection (Up) 1. Before turning ON the set, press and hold the POWER button and INPUT button of the front panel Decrease of TV set for about 3 seconds. Data Value Increase MENU Data Value 2. After 3 seconds, a small square will appear in the left center of the screen.

  • Page 23: Mts Adjustment

    4-3 MTS ADJUSTMENT Sound modulation condition: 4-3-1 Input Level Adjustment Noise reduction encoder: ON Adjustment Preparation Stereo signal; (1) Apply a signal to output terminals of the Main R=0 (L only), 300Hz, 30% modulation Tuner on the Main PWB using the circuit shown R=0 (L only), 3kHz, 30% modulation below.

  • Page 24: Filter Adjustment

    (3) Select adjustment code “A05” and set data “D032”. MODEL NAME 36UX01S 36GX01B DATA NAME Adjustment Procedure 32UX01S 32GX01B (1) Select input signal and select adjustment code “A05”. Adjust by keys so that 300Hz level 50/60 becomes minimum (L separation adjustment) (2) Select input signal and select adjustment code “A06”.

  • Page 25: Explanation Of Memory Switch Functions

    2. EXPLANATION OF MEMORY SWITCH FUNC- III. MEMORY RE-INITIALIZATION TIONS (1) TU (2 Tuners) 1.MEMORY INITIALIZE OPERATION CHECK Selects TU for 1 or 2 tuners. Adjustment Procedure Data “1” - Two tuners. (1) Apply diode as follows. Data “0” - One tuner. (2) (V-CHIP) I001 Selects (V-CHIP) Function or not.

  • Page 26: Channel Selection Circuit Operation Check

    2. CHANNEL SELECTION CIRCUIT OPERATION 2-2 CH Up/Down CHECK Adjustment Preparation 2-1 Channel Up/Down Selection (1) Set the TV set so that VHF (11, 13CH), UHF (14, Adjustment Preparation 46, 63CH) and CATV (A, E, P, W CH) can be (1) Set the TV set so that VHF (11, 13CH), UHF (14, received.
  • Page 27 SET UP MENU Adjustment Preparation (2) Set the CHANNEL LIST mode (in SET UP menu). Note: CATV channels, actual input channels numbers and indicated channel numbers shown in Table 3 below. Adjustment Procedure (5) Check that the item of SCAN of channels which can be selected as above is ON.

  • Page 28: Volume Up/Down

    2-3 VOLUME UP/DOWN 2-7 MENU MODE (using Remo-con) Adjustment Procedure 2-7-1 Set Up Mode (1) Check that the volume level and volume indication Adjustment Preparation is going up or down simultaneously by pressing (1) Set to CHANNEL MEMORY mode (SET UP Menu). volume Up ( ) or Down ( ) button.

  • Page 29: Program Mode

    2-7-2 Program Mode ANT A 10 Adjustment Preparation (1) Set to CHANNEL ID mode (CUSTOM Menu). (2) Select CUSTOM CH by pressing the button. Adjustment Procedure (1) Select the “A” by pressing the button, and AB..TEXT LETTERS select the input position by pressing the button.

  • Page 30: Parental Control

    Adjustment Preparation Receive Signal TV-PG MPAA PG TV-Y7-FV (4) Set VOLUME CORRECTION mode (AUDIO Picture/Audio BLOCK UNBLOCK UNBLOCK Condition Menu). (5) Select MOVIE RATINGS MPAA (PG-13) and TV Adjustment Procedure RATINGS (TV-Y7/ALL BLOCK) (1) Select the registration point using button and (6) Check that Picture &...

  • Page 31: Picture Mode

    Adjustment Procedure Adjustment Preparation (1) After clock setting is done perform CH indication (8) Set to COLOR TEMPERATURE mode, (VIDEO, (Recall). Check that clock indication is displayed ADVANCED SETTINGS). in addition to the CH indication, and that the clock indication is going by 1 second per minute. Adjustment Procedure (8) Check that WHITE CONTROL is changed by ANT A 12...

  • Page 32: Deflection Circuit Picture Adjustment Operation Check

    Adjustment Procedure V. DEFLECTION CIRCUIT PICTURE ADJUSTMENT (4) Check that all sound setting modes return to OPERATION CHECK delivery settings by pressing button. 1. HIGH VOLTAGE LIMITER CIRCUIT OPERATION CHECK AND OVER VOLTAGE PROTECTION AUDIO MENU CIRCUIT OPERATION CHECK. Adjustment Preparation F A V (1) Connect a high voltage voltmeter between CPT SET UP CUSTOM VIDEO...

  • Page 33: Load Short Protection Circuit Operation Check

    Figure A Vl. REMO-CON OPERATION CHECK R973 R948 1. DIRECT CHANNEL SELECTION Adjustment Procedure R949 C945 (1) Input 2 or 3 digits of channel number with the buttons of the Remo-con “0-9.” Check that the input number and the on-screen display number Q908 are the same.

  • Page 34: Move

    6. MOVE Adjustment Preparation Adjustment Preparation (1) Connect signals to ANT A and Video Input. Both (1) Press “PIP” button to set to PinP mode. signals should be moving picture. (2) Set PinP to off. Adjustment Procedure (1) Check that with each press of the “MOVE” button Adjustment Procedure on Remo-con, sub-picture moves counterclock- (1 ) Check that freezing picture of main screen...

  • Page 35: Purity Adjustment (Using Microscope)

    1-1 Adjustment Preparation (4) Adjust the position of purity magnet and DY. Keep (1) Keep DY stick to CPT funnel. the landing balance of , and adjust so that (2) Turn ON the set and receive cross-hatch signal the landing of is as follows while observ- (or circle pattern signal).
  • Page 36 (c) DY tilt should be as follows. FACE: East FACE: North 2-3mm Right Side is Higher d=d' Be Straight GEOMETRIC CENTER (5) Fix DY with fixing torque of 14kg.cm. Control the torque by an electric driver. (6) If any miss landing occurs, correct with magnets. At this time, if the white unevenness is all right, magnet is not needed.

  • Page 37: Purity Adjustment (Hand Operation)

    THE MICROSCOPE THE JIG Reference CELL-CASE SWITCH x 80 MICROSCOPE 30~40mm Coil 0 0.37x150T 40~48mm COIL 200 -B Fix coil to CRT side of microscope. Set it upside down and measure it. Check that beam moves to the right and left equally in quantity.
  • Page 38 Vertical (9) Move DY so that the rear edge position of DY Magenta comes to the center of the two marked lines and Band fasten DY as d=d (Figure 1-3-4). Further insert the rubber wedge between DY and CPT funnel from the top and raise DY backwards.

  • Page 39: Static Convergence Adjustment

    the right figure) between the luminous parts and Table 3 Artificial magnetic field setting list classified by destination. black matrix. Or, each color beam shines on the phosphor of not applied color. Vertical Horizontal Field Field DESTINATION 0.45 G 0.3 G 0.54 G 0.15 G Luminous Parts...

  • Page 40: Dynamic Convergence Adjustment

    (HED-US) Then set it to the point where the focus of 6th horizontal line • Contrast control: Maximum 32GX01B from the screen center becomes best. • Sharpness control: Center • Brightness control: Where the background is set...

  • Page 41: Deflection Circuit Picture Adjustment

    1.0 Deflection circuit picture adjustment (ii) When the picture center is above CRT center at V center is min. 1-1 Horizontal center adjustment Adjustment Preparation (1) Apply heat-run 5 min or more after the power is turned on. (2) Receive circle pattern signal. (3) Set CONTRAST max.

  • Page 42: Horizontal Size Adjustment

    1-4 Horizontal size adjustment Adjustment Preparation (1) Receive Hitachi Circle Pattern signal. (2) Set CONTRAST to max. and BRIGHTNESS to center. Adjustment Procedure (1) Set to adjustment code as follows Adjustment mode Adjustment Code H SIZE adjustment H POSITION adjustment White Balance 1.

  • Page 43: White Balance

    (3) Similarly, observe Q854 collector on the CRT (2) Receive Hitachi color bar. P.W.B. and change the GREEN adjustment (3) Set CONTRAST and COLOR controls to min. data and adjust so that the amplitude of the sub (4) Set the vertical incident illumination on the CRT picture is the same as that of the main picture.

  • Page 44: Matching Check With Other Instrument

    As for the sound, when the 100% modulation that RF input receives is 25KHZ, DIV., the sound level should be as much as external audio signal (500 Vrms) level. VIDEO 2 INPUT TERMINAL MATCHING CHECK Adjustment Preparation Sub picture (1) Same as 1 (1). (white) Adjustment Procedure Main picture...

  • Page 45: Audio Out Level Check

    AUDIO OUT LEVEL CHECK (2) Stereo broadcast receiving check Adjustment Preparation Select MTS mode and press cursor button (1) Input the same audio signal at item 1(2) to AUDIO to display “STEREO” on the screen. IN terminal (L). At this time, connect nothing to R When only Lch signal is received, Lch sound terminal.

  • Page 46: Setting For Delivery

    XIV. SETTING FOR DELIVERY Setting is possible by Remo-con jig Spec. by models Name 36UX01S/32UX01S 36GX01B/32GX01B Signal source Antenna (ANT A) Antenna (ANT B) Reception channel 03 CH 03CH Sound Volume Ò10Ó ON-Screen Ò10Ó ON-Screen (Volume) Display Display Input Select...

  • Page 47: Adjustment Position List

    XV. COMPONENTS POSITION LIST FRONT I402 I001 I901 PinP Q752 Q702 SIGNAL I601 U102 U101 FOCUS SCREEN...

  • Page 48: Troubleshooting Flowcharts

    TROUBLE SHOOTING NO RASTER AND SOUND Normal 140V or high voltage Check the voltage of +B (140V) Check the About 170V (at AC 120V) voltage of C905 DEFECTIVE Open Open D901 DEFECTIVE Check F901 Check EP91 C901 I901 or F901 Short Short DEFECTIVE...
  • Page 49 TROUBLE SHOOTING Check the +9V line defective Voltage of I501 I913 open pin 37 Normal 9V Check the waveform of I501 No switching pin 35 Normal switching I501 defective T701, Q701, Q702 defective...
  • Page 50 TROUBLE SHOOTING NO PICTURE NO PICTURE Is Waveform Normal at pin 13 , 14 , 15 of I501 normal Video out line defective Abnormal 6Vp-p Does On-Screen Display appear? I501, I001, Q003 defective Waveform of I501 Pin 54 normal? I501 defective Normal Is Waveform...
  • Page 51 TROUBLE SHOOTING NO COLOR Check the Check the Abnormal Normal I301 and peripheral parts waveform of waveform of defective pin 45 I501 pin 29 I301 IX11 and Normal Abnormal peripheral parts defective When Normal 300m Vp-p Check the Abnormal I501 waveform of pin Defective 47 and 48...
  • Page 52 TROUBLE SHOOTING NO VERTICAL DEFECTION OR V. SIZE IS DISTORTED Check the voltage of I601 I601, D706 defective E601 open Normal 28V Check the voltage of I501 pin 37 I913 defective Check I601 Check the Check the voltage of I601 voltage of I601 Normal (12V DC 56V peak)
  • Page 53 TROUBLE SHOOTING NO SOUND Is the INT.SP Set the INT.SP mode "ON" mode "ON"? Check the Abnormal U101 defective waveform, of I401 Normal Check the Check the Abnormal waveform of I401 voltage of I401 IS01 defective pin 25 and 26 (Rch)(Lch) Normal Defective 9V line...
  • Page 54 TROUBLE SHOOTING Check the Abnormal I402 defective waveform of I402 Normal Speaker defective NO SOUND (NO AUDIO POWER) Check 21V Audio out defective voltage Check C935 D932 defective voltage...
  • Page 55 TROUBLE SHOOTING NO SOUND OR NOT VARIABLE (BASS, TREBLE) Abnormal Check the Check the waveform of I401 voltage of I401 See item 6 Normal 9V Line defective Check the Does not change voltage of I401 pin 30 and 33 of bass and 29 and 33 of treble It does change...
  • Page 56 TROUBLE SHOOTING NO SOUND (WHEN SURROUND OFF) Check the 0V or lower Defective audio voltage at pin power supply line of I402 Is audio signal input at I402 defective of I402? Is audio signal input at Q412, Q413 pin 25 and 26 defective of I402 Is audio...

  • Page 57: Waveforms

    WAVEFORMS AT EACH SECTION Numbers inside circle correspond to locations shown in the circuit diagram. C612 D710 CATHODE D755 CATHODE I001 Pin 22 I001 Pin 23 I001 Pin 24 I001 Pin 26 I001 Pin 27 I001 Pin 34 I001 Pin 36 I501 Pin 13 I501 Pin 14...
  • Page 58 WAVEFORMS AT EACH SECTION Numbers inside circle correspond to locations shown in the circuit diagram. I501 Pin 15 I501 Pin 3 I501 Pin 32 I501 Pin 33 I501 Pin 4 I501 Pin 45 I501 Pin 47 I501 Pin 48 I501 Pin 54 I501 Pin 5 I501 Pin 6 I601 Pin 2...
  • Page 59 WAVEFORMS AT EACH SECTION Numbers inside circle correspond to locations shown in the circuit diagram. I601 Pin 5 I901 Pin 5 PPM Pin 8 PY1 Pin 1 PY1 Pin 2 PY1 Pin 3 Q701 Base Q701 Collector Q702 Collector Q752 Base U101 Pin 18 U102 Pin 18...

  • Page 60: Replacement Parts List

    0800282R CAP.-ELECTORO. 2.2UF-M(SMG) 50V C032 0893031R CAP 2125CHIP 1000PFKB 50V TAPE C302 0800326R CAP.-ELECTRO. 100UF-M 16V C033 0800334R CAP.-ELECTRO. 220UF 10V(32GX01B) C303 0893027R CAP 2125 CHIP 100000PF-K B 25V TAPE C033 0880009R CAP.-POLYESTER 0.01UF-K 50V C304 AA00931R CERAMIC CAPACITOR(1UF 10V)
  • Page 61 CAP.-ELECTRO. 10UF-M(SMG) 16V C543 0800317R CAP.-ELECTRO. 47UF-M(SMG) 16V C434 0800291R CAP.-ELECTRO. 10UF-M(SMG) 16V C544 0228764R CAP. MINI-CHIP 270PF-J SL 50V TAPE (32GX01B/23UX01S) C435 0800291R CAP.-ELECTRO. 10UF-M(SMG) 16V C548 0228760R CAP 2125 CHIP 180PFJSL 50V TAPE C436 0800291R CAP.-ELECTRO. 10UF-M(SMG) 16V...
  • Page 62 CAP.-ELECTRO.100UF-M 160V (32UX01S/32GX01B) C708 0244501R CAP.-CERAMIC 1000PF-K 500V C938 0800367N CAP.-ELECTRO. 2200UF-M 16V C709 AN01169F CAP 0.22UF 250V METALLIZ POLY (32UX01S/32GX01B) C940 0893044R CAP2125CHIP 10000PFKB 50V TAPE C709 AN01174F CAP 0.33UF 250V METALLIZ POLY (36UX01S/36GX01B) C945 0800326R CAP.-ELECTRO. 100UF-M 16V...
  • Page 63 ZENER HZS9C2 TAPE (32/36UX01S) D930 CH02001M DIODE 1SR139-400 D509 CH02021M DIODE 1SS133 T-72 D931 CH02001M DIODE 1SR139-400 D511 CH02021M DIODE 1SS133 T-72 (32GX01B/32UX01S) D932 2336615 DIODE RU3YX (LF-A1) D512 CH02021M DIODE 1SS133 T-72 (32GX01B/32UX01S) D934 2349861 DIODE FMU-G16S D513 CH02021M...
  • Page 64 FILTER COIL 39UH (36UX01S/36GX01B) Q371 2325691R TRS CHIP(2SC2412KQ/R) L703 BZ03921 HORIZONTAL LINEARITY COIL 20UH (36UX01S/36GX01B) Q401 2325691R TRS CHIP(2SC2412KQ/R) L703 BZ03922 HORIZONTAL LINEARITY COIL 22UH (32UX01S/32GX01B) Q402 2325691R TRS CHIP(2SC2412KQ/R) L704 BZ03914 CHOKE COIL 680UH Q405 2325781R 2SA1037KT146Q/R L705 2122652M...
  • Page 65 0700041M RES.-CARBON FLM 1/16W 1.0K-JB Q508 2325691R TRS CHIP(2SC2412KQ/R) R015 0700041M RES.-CARBON FLM 1/16W 1.0K-JB Q509 2325691R TRS CHIP(2SC2412KQ/R) (32GX01B/32UX01S) R016 0700041M RES.-CARBON FLM 1/16W 1.0K-JB Q510 2312941M TRS. 2SC3413BC/1740S Q/R TA R017 0195900R RES 2125 CHIP 1/16W 1KJ TAPE...
  • Page 66 PRODUCT SERVICE NOTE: Components marked with a have special characteristics important to sefety. Before replacing any of these components, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. DonÕt degrade the safety of the receiver through improper servicing. SYMBOL PART PART SYMBOL...
  • Page 67 PRODUCT SERVICE NOTE: Components marked with a have special characteristics important to sefety. Before replacing any of these components, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. DonÕt degrade the safety of the receiver through improper servicing. SYMBOL PART PART SYMBOL...
  • Page 68 R615 0119731M RES.-MTL 0X1DE 1W R68-K TAPE (36UX01S/36GX01B) R522 0195941R RESISTOR 2125 CHIP 1/16W 47KJ TAPE R615 0119841M RES.-MTL OXIDE FLM 1W 0.82-JB (32UX01S/32GX01B) R523 0195950R RES 2125 CHIP 1/16W 100KJ TAPE R617 0700046M RES.-CARBON FLM 1/16W 2.7K-JB R525 0195875R...
  • Page 69 PRODUCT SERVICE NOTE: Components marked with a have special characteristics important to sefety. Before replacing any of these components, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. DonÕt degrade the safety of the receiver through improper servicing. SYMBOL PART PART SYMBOL...
  • Page 70 PRODUCT SERVICE NOTE: Components marked with a have special characteristics important to sefety. Before replacing any of these components, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. DonÕt degrade the safety of the receiver through improper servicing. SYMBOL PART PART SYMBOL...
  • Page 71 RES 2125 CHIP 1/16W 000 TAPE 2973834S 7P CONNE.L=750 RX67 0195250R RES 2125 CHIP 1/16W 000 TAPE EF20541 5J EH CONNECTOR L=680MM (32GX01B/32UX01S) RX69 0195250R RES 2125 CHIP 1/16W 000 TAPE EF20542 5P 2.5MM PITCH CONN L=820MM (36GX01B/36UX01S) RX70 0700053M RES.-CARBON FLM 1/16W 8.2K-JB...
  • Page 72 U101 HC00461 MAIN TUNER ENG36605G U102 HC00461 PIP TUNER ENG36605G (32/36UX01S) U201 CZ00641 GPIU281Q R/C RECEIVER DE01421 PICTURE TUBE (36UX01S) DE01761 COLOR PICTURE TUBE (36GX01B) DE01371 A80LJF30X(W) (32UX01S/32GX01B) X001 BP01141 OSCILLATOR 16MHZ X500 2168771 X'TAL CSB503F30 X501 2791501 CRYSTAL HC-49/U...

  • Page 73: Wiring Drawing

    !"#$%&' (&%)*+,+-.)/,0''+-. TUNER MAIN TUNER...
  • Page 74 !".$%&1 (&%)*+,+-.)/,0''+-.
  • Page 75 !2#$%&' (&%)*+,+-.)/,0''+-.
  • Page 76 !2.$%&1 (&%)*+,+-.)/,0''+-.

  • Page 77: Chassis Block Diagram

    3+,3#+4)/+5.,5(...
  • Page 78 16738)/+5.,5( PIP VIDEO I301 IX11 PIP VIDEO PIP TUNER MAIN TUNER PIP TUNER SIGNAL SW. MAIN TUNER TUNER TUNER...

  • Page 79: Printed Circuit Boards

    PRINTED CIRCUIT BOARD CONTROL P.W.B.
  • Page 80 PRINTED CIRCUIT BOARD MAIN P.W.B.
  • Page 81 PRINTED CIRCUIT BOARD SUB P.W.B.
  • Page 82 PRINTED CIRCUIT BOARD MAIN POWER P.W.B.

  • Page 83: Basic Circuit Diagram

    PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to POWER DEFLECTION BASIC CIRCUIT DIAGRAM safety. Before replacing any of these components, read carefully the PRODUCT SAFETY NOTICE of this Service SIGNAL 1 OF 3 Manual. DonÕt degrade the safety of the receiver through improper servicing. CIRCUIT CIRCUIT VOLTAGE...
  • Page 84 POWER DEFLECTION BASIC CIRCUIT DIAGRAM SIGNAL 1 OF 3 PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to safety. Before replacing any of these components, read carefully the PRODUCT SAFETY NOTICE of this Service Manual. DonÕt degrade the safety of the receiver through improper servicing. CIRCUIT CIRCUIT CIRCUIT...
  • Page 85 PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to SIGNAL 2 OF 3 BASIC CIRCUIT DIAGRAM safety. Before replacing any of these components, read carefully the PRODUCT SAFETY NOTICE of this Service SIGNAL 3 OF 3 Manual.
  • Page 86 SIGNAL 2 OF 3 BASIC CIRCUIT DIAGRAM PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to SIGNAL 3 OF 3 safety. Before replacing any of these components, read carefully the PRODUCT SAFETY NOTICE of this Service Manual.
  • Page 87 PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to TUNER BASIC CIRCUIT DIAGRAM safety. Before replacing any of these components, read carefully the PRODUCT SAFETY NOTICE of this Service Manual. DonÕt degrade the safety of the receiver through improper servicing. CIRCUIT VOLTAGE PIP TUNER...
  • Page 88 TUNER BASIC CIRCUIT DIAGRAM PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to safety. Before replacing any of these components, read carefully the PRODUCT SAFETY NOTICE of this Service Manual. DonÕt degrade the safety of the receiver through improper servicing. CIRCUIT VOLTAGE Q851...
  • Page 89 PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to BASIC CIRCUIT DIAGRAM safety. Before replacing any of these components, read carefully the PRODUCT SAFETY NOTICE of this Service CONTROL PANEL Manual. DonÕt degrade the safety of the receiver through improper servicing. CIRCUIT VOLTAGE QL01...
  • Page 90 BASIC CIRCUIT DIAGRAM PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to CONTROL PANEL safety. Before replacing any of these components, read carefully the PRODUCT SAFETY NOTICE of this Service Manual. DonÕt degrade the safety of the receiver through improper servicing. All DC voltage to be measured with a tester (100k /V).
  • Page 91 NOTES:...

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