Sony_KV36XBR400_Part12015-05
Contents
1. SONY Insert two size R6 batteries supplied by matching the and on the batteries to the diagram inside the battery compartment Remove the batteries to avoid damage from possible battery leakage whenever you anticipate that the remote control will not be used for an extended period Handle the remote control with care Avoid dropping it getting it wet or placing it in direct sunlight near a heater or where the humidity is high Here s an overview of the buttons on the remote control you will probably use most often For a complete description of the remote control see Using the Remote Control on page 40 To Do This Use This Button Turn the TV POWER on and off Select channels 0 9 and ENTER directly Press 0 9 to select a channel the channel changes after 2 seconds Press ENTER for immediate selection Scan through CH channels To scan rapidly through the channels press and hold down the CH or CH button Adjust the volume VOL Switch video inputs TV VIDEO such as a VCR Press repeatedly to toggle through all video inputs Display the Menu MENU changes to the For details see Using the Menus on page 25 View the Favorite FAVORITES Channels list For details see Using Favorite Channels on page 20 Using the on screen functions Installing the TV Cable Box and Cable For this set up yo2. PRELIMINARY SERVICE MANUAL DX 1A cnassis MODEL COMMANDER DEST CHASSIS NO KV 32XBR400 174 US SCC S47A A KV 32XBR400 174 CND SCC S48A A KV 36XBR400 rRm Y174 US SCC S47B A KV 36XBR400 Rw y174 CND SCC S48B A KV 38DRC1 rm Y174 E SCC S49A A KV 38DRC1C 4 E SCC S49B A SONY KV 32XBR400 36XBR400 38DRC1 38DRC1C SPECIFICATIONS KV 38DRC1 KV 32XBR400 KV 36XBR400 KV 38DRC1C 120 60 Hz 120 60 Hz 220V 50 60Hz Number of inputs outputs Video Video Y PB PR Audio Audio Out Monitor Out TV Control S in out Speaker output W Power Consumption W In use Max In standby Dimensions W H D m 898 x 678 x 579 5 994 x 754 5 x 622 i ions mm 39 99 x 29 8 x 24 1 kg 108kg Television system 1 1 Vp p 75 ohms unbalanced sync negative 2 Y 1 Vp p 75 ohms unbalanced sync negative C 0 286 Vp p Burst signal 75 ohms 3 500mVrms 100 modulation impedance 47kilohms American TV standard NTSC hannel cover Channel cove age 4 More than 408 mVrms at the maximum volume setting variable VHF 2 13 UHF 14 69 CATV 1 125 More than 408 mVrms fix age 5 Y 1 0 Vp p 75 ohms sync negative Visible screen size PB 0 7 Vp p 75 ohms FD Trinitron tube PR Vp p 75 ohms Visible screen size 32 picture measured diagonally KV 32XBR400 36 picture measured diagonally KV 36XBR400 38DRC1 38DRCIC Actual screen size 34
3. video cables 0 1 Set top box Audio cable Connecting a Camcorder 1 Using A V cables connect the camcorder s A V OUT jacks to the TV s A V IN jacks 5 If you have a mono camcorder connect its left audio output to the TV s AUDIO L jack For easy connection of the camcorder the TV has front A V inputs shown below However if you prefer you can also connect the camcorder to the TV s rear A V IN jacks AUDIO R red AUDIO L white VIDEO yellow 17 Installing the TV Using the CONTROL S Feature CONTROL S allows you to control your TV system and other Sony equipment with one remote control To control your other Sony equipment with your TV s remote control use a CONTROL cable not supplied to connect the equipment s CONTROL S IN jack to the TV s CONTROL OUT jack CONTROL S IN OUT Setting Up the TV Automatically After you finish connecting your TV you need to run Auto Setup to set up your channels 5 The Auto Setup feature does not apply for installations that use a cable box for all channel selection Using Auto Setup 1 Press POWER to turn on the TV The first time you turn on the TV the Auto Setup screen appears 2 Press CH to run Auto Setup or press CH to exit 5 You can run Auto Program by selecting it in the Channel menu as described page 30 1
4. picture measured diagonally KV 32XBR400 38 picture measured diagonally K V 36XBR400 38DRC1 38DRCIC Antenna 75 ohm external antenna terminal for VHF UHF Supplied accessories Remote Commander RM Y 174 Two Size AA R6 batteries Optional accessories Connecting cables RK 74A VMC 810S 820 830HGS VMC 720M 8105 8205 YC 15V 30V YC 15 30HG RKG69HG RKC 515HG U V mixer EAC 66 TV Stand SU 32FD2 SU 36FD2 SU 32XBR2 SU 36XBR2 Design and specifications are subject to change without notice 2 KV 32XBR400 36XBR400 38DRC1 38DRC1C TABLE OF CONTENTS Section Title Page Warmninos and Cautions EEE ES EOE 4 S lf Diagnost c FUNCION eies na devel e a ei Adee ae 4 Safety CHECK OUUINSIUC ONS aei e aai 7 12 GENERAL AE eet E etal cs ee E 8 2 DISASSEMBLY 2 1 Rear Gover REMOVAL sic c2esccciecdedtecsivdaddicaccdsvescaesscadsadacedocuid cdicoddsducscabanaasesdidabedaeccecddecunccediecbiveaedverdsansead 13 2 2 Chassis Assembly Removal ep eta 13 23 SEIMVICE POSION 2 EE ArI EN GiS 13 2 4 Picture Tube Removal isicing n a 14 3 SET UP ADJUSTMENTS 3 1 15 3 2 2 16 3 3 COMENCE 16 34 FOCUS Adjustmen
5. Ca or B Y and R Y If so connect the cables to like colors The Y Ps and Pr jacks do not provide audio so audio cables must be connected to provide sound 2 Using an audio cable connect the DVD player s audio OUT jacks to the TV s audio IN jacks DVD player 1 S556 AUDIO R red 2 AUDIO L white Audio cable 15 Installing the TV Connecting a DVD Player with A V Connectors If your DVD player has video component output connectors for best picture quality use the connection described on page 15 1 Using audio cables connect the DVD player s audio OUT jacks to the TV s audio IN jacks 2 Using an S VIDEO cable connect the DVD player s 5 VIDEO jack to the TV s S VIDEO jack VIDEO cable DVD player AUDIO R red AUDIO L white Audio cable 16 Installing the TV Connecting a Digital TV Receiver 1 Using three separate component video cables connect the Digital TV Set top box s Ps and Pr jacks to the TV The Y and Pr jacks do not provide audio so audio cables must be connected to provide sound Component input Y and Pr is recommended for optimum picture quality You may also use component video or S Video connections manual for the Set top box 2 Using an audio cable connect the Set top box s audio OUT jacks to the TV s audio IN jacks
6. 35 51 gt 61 55 rsen Ee Ear ee E S A Ear ATA 71 5 ONG 74 s O 76 CVV EE 79 BONG E E AE E 81 s HB 51012 84 6 4 SEMICOMNGUCIONS E 119 7 EXPLODED VIEW Pale 121 Paes 122 8 ELECTRICAL PARTS LIST 123 KV 32XBR400 36XBR400 38DRC1 38DRC1C WARNINGS AND CAUTIONS CAUTION SHORT CIRCUIT THE ANODE OF THE PICTURE TUBE AND THE ANODE CAP TO THE METAL CHASSIS CRT SHIELD OR CARBON PAINTED ON THE CRT AFTER REMOVING THE ANODE WARNING AN ISOLATION TRANSFORMER SHOULD BE USED DURING ANY SERVICE TO AVOID POSSIBLE SHOCK HAZARD BECAUSE OF LIVE CHASSIS THE CHASSIS OF THIS RECEIVER IS DIRECTLY CONNECTED TO THE AC POWER LINE SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY SHADING AND MARK ON THE SCHEMATIC DIAGRAMS EXPLODED VIEWS AND IN THE PARTS LIST ARE CRITICAL FOR SAFE OPERATION REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY CIRCUIT ADJUSTMENTS THAT ARE CRITICAL FOR SAFE OPERATION ARE I
7. 400 36XBR400 38DRC1 38DRC1C Handling of Self Diagnostic Screen Display Since the diagnostic results displayed on the screen are not automatically cleared always check the self diagnostic screen during repairs When you have completed the repairs clear the result display to 0 Unless the result display is cleared to 0 the self diagnostic function will not be able to detect subsequent faults after completion of the repairs Clearing the Result Display To clear the result display to 0 press buttons on the Remote Commander sequentially when the diagnostic screen is displayed as shown below Channel gt Quitting the Self Diagnostic Screen To quit the entire self diagnostic screen turn off the power switch on the Remote Commander or the main unit Self Diagnostic Circuit STBY LED 16201 Y C_JUNGLE STR 48 STBY LED 2 ac RLY 06501 06522 D6018 16 lt SETSV gt 1 sces0s lt w _ 8 OVP 166007 3 UNREG 7V I T STBY 5V 06520 Q 0 Y 06524 B overcurrent OCP B overvoltage OVP Vertical Deflection Stopped White Balance Failure Low B OCP Error H Stop Occurs when an overcurrent more than 6A on the B 135V line is detected by R6598 R6591 I
8. 8 10
9. DENTIFIED IN THIS MANUAL FOLLOW THESE PROCEDURES WHENEVER CRITICAL COMPONENTS ARE REPLACED OR IMPROPER OPERATION IS SUSPECTED ATTENTION APRES AVOIR DECONNECTE LE CAP DE L ANODE COURT CIRCUITER L ANODE DU TUBE CATHODIQUE ET CELUI DE L ANODE DU CAP AU CHASSIS METALLIQUE DE L APPAREIL OU AU COUCHE DE CARBONE PEINTE SUR LE TUBE CATHODIQUE OU AU BLINDAGE DU TUBE CATHODIQUE ATTENTION AFIN D EVITER TOUT RESQUE D ELECTROCUTION PROVENANT D UN CHASSIS SOUS TENSION UN TRANSFORMATEUR D ISOLEMENT DOIT ETRE UTILISE LORS DE TOUT DEPANNAGE LE CHASSIS DE CE RECEPTEUR EST DIRECTEMENT RACCORDE L ALIMENTATION SECTEUR ATTENTION AUX COMPOSANTS RELATIFS A LA SECURITE LES COMPOSANTS IDENTIFIES PAR UNE TRAME ET PAR UNE MARQUE SUR LES SCHEMAS DE PRINCIPE LES VUES EXPLOSEES ET LES LISTES DE PIECES SONT D UNEIMPORTANCE CRITIQUE POUR LA SECURITE DU FONCTIONNEMENT NE LES REMPLACER QUE PAR DES COMPOSANTS SONY DONT LE NUMERO DE PIECE EST INDIQUE DANS LE PRESENT MANUEL OU DANS DES SUPPLEMENTS PUBLIES PAR SONY LES REGLAGES DE CIRCUIT DONT L IMPORTANCE EST CRITIQUE POUR LA SECURITE DU FONCTIONNEMENT SONT IDENTIFIES DANS LE PRESENT MANUEL SUIVRE CES PROCEDURES LORS DE CHAQUE REMPLACEMENT DE COMPOSANTS CRITIQUES OU LORSQU UN MAUVAIS FONTIONNEMENT SUSPECTE SELF DIAGNOSTIC FUNCTION The units in this manual contain self diagnostic function If an error occurs the STANDB Y TIMER LED will automatically begin to flash The number of times the L
10. ED flashes translates to a probable source of the problem A definition of the STANDBY TIMER LED flash indicators is listed in the instruction manual for the user s knowledge and reference If an error symptom cannot be reproduced the Remote Commander can be used to review the failure occurrence data stored in memory to reveal past problems and how often these problems occur Diagnostic Test Indicators When an error occurs the STANDBY TIMER LED will flash a set number of times to indicate the possible cause of the problem If there is more than one error the LED will identify the first of the problem areas Results for all of the following diagnostic items are displayed on screen No error has occurred if the screen displays 0 No of times Self diagnostic Diagnostic STANDBY TIMER Display Probable Cause Location Detected Symptoms Item Description lamp flashes Diagnostic result Power does not turn on Does not light Power cord is not plugged in Fuse is burned out F5501 e Power does not come No power is supplied to the TV e AC power supply is faulty B overcurrent OCP 2 times 2 0 or 2 1 Q5030 is shorted e Power does not come see Note 1 D board Load on power line is shorted B PWM Q5003 is shorted D board e 1 9001 9002 9003 is shorted C board B overvoltage OVP 3 times 3 0 or 3 1 e 1C6505 is faulty D Board Has entered stand
11. a previous repair Point them out to the customer and recommend their replacement 5 Look for parts which though functioning show obvious signs of deterioration Point them out to the customer and recommend their replacement 6 Check the line cords for cracks and abrasion Recommend the replacement of any such line cord to the customer 7 Check the B and HV to see if they are specified values Make sure your instruments are accurate be suspicious of your HV meter if sets always have low HV 8 Check the antenna terminals metal trim metallized knobs screws and all other exposed metal parts for AC leakage Check leakage as described below To Exposed Metal Parts on Set AC Voltmeter 0 75 V Earth Ground Figure A Using an AC voltmeter to check AC leakage Leakage Test The AC leakage from any exposed metal part to earth ground and from all exposed metal parts to any exposed metal part having a return to chassis must not exceed 0 5 mA 500 microamperes Leakage current can be measured by any one of three methods 1 Acommercial leakage tester such as the Simpson 229 or RCA WT 540A Follow the manufacturers instructions to use these instructions 2 Abattery operated AC milliammeter The Data Precision 245 digital multimeter is suitable for this job 3 Measuring the voltage drop across a resistor by means of a VOM or battery operated AC voltmeter The limit indication is 0 75 V so ana
12. by mode Vertical deflection 4 times 4 0 or 4 1 15V is not supplied Has entered standby state after stopped D board horizontal raster IC 5004 is faulty D board e Vertical deflection pulse is stopped Power line is shorted or power supply is stopped e Video OUT 1 9001 9003 is White balance failure 5 times 5 0 or 5 1 faulty C board No raster is generated not balanced e CRT Drive 1 201 is faulty e CRT cathode current detection A Board reference pulse output is small e G2 is improperly adjusted see Note 2 4 KV 32XBR400 36XBR400 38DRC1 38DRC1C No of times Self diagnostic Diagnostic STANDBY TIMER Display Probable Cause Location Detected Symptoms Item Description lamp flashes Diagnostic result 5 line is overloaded No picture LOW B OCP OVP 6 times 6 0 or 6 1 A B Boards overcurrent overvoltage 5 line is shorted see Note 3 below A B Boards e 1C6007 is faulty A Board H Stop 7 times 7 0 or 7 1 No picture Note 1 If a B overcurrent is detected stoppage of the vertical deflection is detected simultaneously The symptom that is diagnosed first by the microcontroller is displayed on screen Note 2 Refer to Screen G2 Adjustment in Section 3 4 of this manual Note 3 If standby lamp flashes 6 times unplug unit and wait ten seconds before performing adjustment Display of Standby Timer LED Flash Count Diagnostic items Flash cou
13. he cable box s IN jack 2 Using a coaxial cable connect the cable OUT jack to the VHF UHF jack Cable VHF UHF Rear of TV IN amp Cable box If you will be controlling all channel selection through your cable box you should consider using the Channel Fix feature see page 30 Installing the TV Connecting a VCR and Cable 1 Connect the cable TV cable to the VCR s IN jack 2 Using a coaxial cable connect the VCR s OUT jack to the TV s VHF UHF jack 3 Using an A V cable connect the VCR s A V OUT jacks to the TV s A V IN jacks If your VCR has 5 VIDEO jack For best picture quality use S VIDEO connection instead of the yellow video cable on your combined A V cable Using 5 VIDEO cable connect the VCR s S VIDEO OUT jack to the TV s 5 VIDEO IN jack 5 VIDEO does not provide audio so audio cables must still be connected to provide sound Coaxial cable 2 VCR a 1 AUDIO R red cable AUDIO L white VIDEO yellow AN cable Installing the TV Connecting a VCR and Cable Box 1 Connect the single input jack of the splitter to your incoming cable connection and connect the other two output jacks using coaxial cable to IN on your cable box and VHF UHF on your TV 2 Using a coaxial cable connect the cable box s OUT jack to the VCR s VHF UHF IN jack 3 Using an A V cable connect
14. llite antenna cable to the satellite receiver s SATELLITE IN jack 2 Using an A V cable connect the satellite receiver s A V OUT jacks to the TV s A V IN jacks 3 Connect a coaxial cable from your cable or antenna to the TV s VHF UHF jack 5 If your satellite receiver has an S VIDEO jack For best picture quality use an S VIDEO connection instead of the yellow video cable on your combined A V cable Using 5 VIDEO cable connect the satellite receiver s VIDEO OUT jack to the TV s VIDEO IN jack S VIDEO does not provide audio so audio cables must still be connected to provide sound Coaxial cable 3 Satellite receiver mu Satellite antenna AUDIO R red cable AUDIO L white VIDEO yellow Uy AN cable 12 Installing the TV Connecting an Audio Receiver 1 Using audio cables connect the TV s AUDIO OUT jacks to the audio receiver s audio LINE IN jacks AUDIO R AUDIO L red white Line input pa f 14 KV 32XBR400 36XBR400 38DRC1 38DRC1C Installing the TV Connecting a DVD Player with Component Video Connectors 1 Using three separate component video cables connect the DVD player s and jacks to the Ps and Pr jacks on the TV The Y and Pr jacks on your DVD player are sometimes labeled Y and
15. log meters must have an accurate low voltage scale The Simpson s 250 and Sanwa SH 63TRD are examples of passive VOMs that are suitable Nearly all battery operated digital multimeters that have a 2 VAC range are suitable see Figure A How to Find a Good Earth Ground A cold water pipe is a guaranteed earth ground the cover plate retaining screw on most AC outlet boxes is also at earth ground If the retaining screw is to be used as your earth ground verify that it is at ground by measuring the resistance between it and a cold water pipe with an ohmmeter The reading should be zero ohms If a cold water pipe is not accessible connect 60 to 100 watt trouble light not a neon lamp between the hot side of the receptacle and the retaining screw Try both slots if necessary to locate the hot side on the line the lamp should light at normal brilliance if the screw is at ground potential see Figure B Trouble Light Ohmmeter Cold water Pipe Figure B Checking for earth ground KV 32XBR400 36XBR400 38DRC1 38DRC1C SECTION 1 GENERAL The instructions mentioned here are partial abstracts from the Operating Instruction Manual The page numbers shown reflect those of the Operating Instruction Manual Introducing the FD Trinitron Wega Using the Remote Control Inserting Batteries Remote Control Overview POWER SESS 000 000 000 S08 CS Cc ce Oo ex 5 ay
16. nt B overcurrent 2 times B overvoltage 3 times Vertical deflection 4 times IH stopped Hi White balance failure 5 times ee Low B OCP OVP 6 times H Stop 7 times STANDBY TIMER LED Lamp ON 0 3 sec i Lamp OFF 0 3 sec Lamp OFF 3 sec One flash count is not used for self diagnostic Stopping the Standby Timer LED Flash Turn off the power switch on the TV main unit or unplug the power cord from the outlet to stop the STANDBY TIMER LAMP from flashing Self Diagnostic Screen Display For errors with symptoms such as power sometimes shuts off or screen sometimes goes out that cannot be confirmed it is possible to bring up past occurrences of failure on the screen for confirmation To Bring Up Screen Test In standby mode press buttons on the Remote Commander sequentially in rapid succession as shown below gt Channel 5 gt Sound volume Power ON Note that this differs from entering the service mode sound volume Self Diagnostic Screen Display SELF DIAGNOSTIC 2 B OCP Numeral 0 means that no fault was detected 3 B OVP 4 V STOP 5 AKB Numeral 1 means a fault was detected one time only 6 LOWB 7 H STOP 101 WDT KV 32XBR
17. t i ee 18 55 SCHEIN E 18 3 6 Picture Quality Adjustments 18 3 7 White Balance Adjustment eiaa eana 21 3 8 Raster Center Adjustment 21 3 9 Picture Distortion Adjustments Ereda iiaeiai 21 3 10 NTSC DRC Full Mode EERE 22 4 SAFETY RELATED ADJUSTMENTS gt 4 RV8001 8002 8003 Confirmation Method and HV Service Adjustment 23 5 CIRCUIT ADJUSTMENTS 5 1 Setting the Service Adjustment Mode ecceesseeeseeeeeeceeeeeeeeeeaeesseeeeaeeseeeeseeseaeeeseeseaeeeneeseaessieeeeeeeeaees 24 5 2 Memory Write Confirmation Method 24 5 3 Adjustment Buttons and Indicators rainane erasana aaia a aa eaa Ad oi anii 24 5 4 Service Data Lists csser orse e a Ri 25 6 DIAGRAMS 6 1 Block 31 6 2 Girc it B ard Locatii konnaa a ear rE E aiea 35 6 3 Printed Wiring Boards and Schematic amp
18. t will cause Q6520 to turn on and force the AC relay to turn off through Q6532 and Q6530 Occurs when one overvoltage more than 140V on the B 135V line is detected by 1C6505 or an overvoltage more than 0 5V on the unregulator 7V line is detected by D6014 The AC Relay will turn off through Q6532 and Q6530 Occurs when an absence of the vertical deflection pulse is detected by IC1305 Power supply will shut down when waveform interval exceeds 2 seconds If the RGB levels do not balance within 2 seconds after the power is turned on this error will be detected by IC3005 The unit will stay on but there will be no picture Refers to the RGB levels of the AKB detection Ref pulse that detects 1K Occurs when set 5V is out 6 KV 32XBR400 36XBR400 38DRC1 38DRC1C SAFETY CHECK OUT After correcting the original service problem perform the following safety checks before releasing the set to the customer 1 Check the area of your repair for unsoldered or poorly soldered connections Check the entire board surface for solder splashes and bridges 2 Check the interboard wiring to ensure that no wires are pinched or touching high wattage resistors 3 Check that all control knobs shields covers ground straps and mounting hardware have been replaced Be absolutely certain that you have replaced all the insulators 4 Look for unauthorized replacement parts particularly transistors that were installed during
19. the VCR s A V OUT jacks to the TV s A V IN jacks If your VCR has 5 VIDEO jack For best picture quality use an S VIDEO connection instead of the yellow video cable on your combined A V cable Using an S VIDEO cable connect the VCR s S VIDEO OUT jack to the TV s 5 VIDEO IN jack S VIDEO does not provide audio so audio cables must still be connected to provide sound VCR Coaxial 3 Cable cable box Coaxial cable Splitter not supplied AUDIO R red AUDIO L white VIDEO yellow AN cable 10 Installing the TV Connecting a Satellite Receiver with a VCR 1 Connect the satellite antenna cable to the satellite receiver s SATELLITE IN jack Connect the CATV cable to the VCR s VHF UHF IN jack Using a coaxial cable connect the VCR s OUT jack to the TV s VHF UHF jack 4 Using an A V cable connect the satellite receiver s A V OUT jacks to the VCR s A V IN jacks 5 Using an A V cable connect the VCR s A V OUT jacks to the TV s A V IN jacks Coaxial 4 cable satellite receiver 9 157 eame el 160099 1 Coaxial cable 4 VCR 2 sige eee J L white VIDEO yellow bani AN cable 5 13 KV 32XBR400 36XBR400 38DRC1 38DRC1C Installing the TV Connecting a Satellite Receiver 1 Connect the sate
20. u can switch between scrambled channels through your cable box and normal CATV channels by pressing ANT on the remote control Cable box AUX 5 Rear of TV IN 9 S D ear OUT TO CONVERTER 75 ohm coaxial cable not supplied 1 Signal VHF UHF CATV cable unscrambled channels Your Sony remote control can be programmed to operate your cable box see Programming the Remote Control on page 42 When using Favorite Channel or Twin View you cannot view the AUX input in the window picture Pressing ANT switches between these inputs 42 If you are connecting a cable box through the AUX input and would like to switch between the AUX and normal CATV input you should consider using the Channel Fix feature see page 30 Installing the TV Cable and Antenna If your cable provider does not feature local channels you may find this set up convenient CATV cable AUX Raro v No connection to CONVERTER CONVERTER Antenna cable VHF UHF Select CABLE or antenna ANT mode by pressing ANT on the remote control In order to receive channels with an antenna you need to turn your Cable to OFF and perform the Auto Program function see page 30 Cable Box Connections Some pay cable TV systems use scrambled or encoded signals that require a cable box to view all channels Cable Box 1 Connect the coaxial connector from your cable service to t
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