Sony TRINITRON KV-G21PD1 Service Manual Download Page 1 | Manualshive

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TRINITRON

®

COLOR TV

MODEL

COMMANDER DEST. CHASSIS NO.

KV-G21PD1

RM-883

India

SCC-K67E-A

SERVICE MANUAL

MODEL

COMMANDER DEST. CHASSIS NO.

BG-1S (D)

CHASSIS

1
2
3
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Summary of Contents for TRINITRON KV-G21PD1

Page 1: ...TRINITRON COLOR TV MODEL COMMANDER DEST CHASSIS NO KV G21PD1 RM 883 India SCC K67E A SERVICE MANUAL MODEL COMMANDER DEST CHASSIS NO BG 1S D CHASSIS ...

Page 2: ...PECIFICATIONS Note Power requirements 110 240 V AC 50 60 Hz Power consumption W Indicated on the rear of the TV Television system B G Color system PAL PAL 60 NTSC4 43 NTSC3 58 AV IN Channel coverage VHF E2 to E12 UHF E21 to E69 CATV S01 to S03 S1 to S41 Audio output speaker 3W Inputs Antenna 75 ohms VIDEO IN jacks phono jacks Video 1 Vp p 75 ohms Audio 500mVrms high impedance Outputs Earphone jack...

Page 3: ...ic Diagrams and Printed Wiring Boards 25 1 Schematic Diagram of A Board 29 2 Schematic Diagram of C Board 33 6 4 Semiconductors 35 7 EXPLODED VIEW 37 8 ELECTRICAL PARTS LIST 39 1 GENERAL 4 2 DISASSEMBLY 2 1 Rear Cover Removal 10 2 2 A Board Removal 10 2 3 Service Position 10 2 4 Replacement of parts 11 2 5 Demagnetization Coil Removal 11 2 6 Picture Tube Removal 12 3 SET UP ADJUSTMENTS 3 1 Beam La...

Page 4: ...ECTION 1 GENERAL The operating instructions mentioned here are partial abstracts from the Operating Instructions Manual The page numbers of the Operating Instruction Manual remain as in the manual 2 3 AUTO PROGR AUTO PROGR ...

Page 5: ...DIO to video and audio outputs Signal flow to antenna output VCR to antenna socket Getting Started 5 Connecting audio video equipment using MONITOR OUT jacks to antenna output or MONITOR OUT Rear of TV When recording through the MONITOR OUT jacks If you change the channel or video input while recording with a VCR the channel or video input you are recording also will be changed to antenna socket A...

Page 6: ...V is turned on in standby mode press POWER on the remote commander 2 Press AUTO PROGR To start presetting channels automatically from the specified program position 1 Press MANUAL PROGR 2 Press PROGR to select the program position 3 Press AUTO PROGR MANUAL PROGR COLOR SYSTEM R SELECT TV SYSTEM AUTO PROGR POWER 1 2 POWER AUTO PROGR 1 2 3 1 Getting Started 7 Presetting channels automatically using t...

Page 7: ...Timer the TV automatically turns into standby mode If you want to continue watching the TV press any button or control on the remote commander or the TV 1 AUTO B G DYNAMIC Displaying on screen information Press DISP REVEAL The program position local system and TV settings are displayed on the screen After 10 minutes WAKE UP TIMER 10M WAKE UP TIMER OFF WAKE UP TIMER 12H00M No wake up timer After 12...

Page 8: ...remote commander is not used for your TV Selecting the picture mode Press PIC MODE until the mode you want appears Each time you press PIC MODE the screen changes as follows Note If you change the picture mode after the following adjustments the adjustment changes in accordance with the picture mode 0 SOUND MODE SELECT PIC MODE or High contrast picture DYNAMIC STANDARD SOFT Normal picture Soft pic...

Page 9: ...e power cord connection Check the standby mode Good picture No sound Press VOLUME Press MUTING TV cabinet creaks Even if the picture or the sound is normal changes in the room temperature sometimes make the TV cabinet expand or contract making a noise This does not indicate a malfunction Note on the remote commander The supplied remote commander is used on several models of the TV If you do not fi...

Page 10: ... 10 KV G21PD1 RM 883 2 1 REAR COVER REMOVAL 2 2 A BOARD REMOVAL 2 3 SERVICE POSITION SECTION 2 DISASSEMBLY 2 Two screws BVTP 4 16 3 One screw BVTP 3 16 1 Two screws BVTP 4 16 Lever Lever A board A board ...

Page 11: ...ortions from them exchange with the new parts and fix them with screws BVTP respectively 2 4 1 REPLACEMENT OF MULTI BUTTON 2 5 DEMAGNETIZATION COIL REMOVAL 2 4 2 REPLACEMENT OF LIGHT GUIDE AND POWER BUTTON Two screws BVTP 3 12 Cut Light guide Power button Two screws BVTP 3 12 1 Demagnetization coil 2 Tension spring Picture tube ...

Page 12: ...side of the rubber cap is separated from the anode button the anode cap can be removed by turning up the rubber cap and pulling it up in the direction of the arrow c HOW TO HANDLE AN ANODE CAP 1 Do not damage the surface of anode caps with sharp shaped objects 2 Do not press the rubber too hard so as not to damage the inside of anode caps A metal fitting called the shatter hook terminal is built i...

Page 13: ...nput a white signal with the pattern generator Contrast Brightness 2 Set the pattern generator raster signal to a green raster 3 Move the deflection yoke to the rear and adjust with the purity control so that the green is at the center and the blue and the red take up equally sized areas on each side See Figures 3 1 through 3 3 4 Move the deflection yoke forward and adjust so that the entire scree...

Page 14: ...e points are on top of each other at the center of the screen 3 Tilt the V STAT magnet and adjust the static convergence by opening or closing the V STAT magnet B R B R a b b b a b a b a R G B b B G R b b a a 1 2 3 G G B G R R G B Operation of V STAT magnet If the V STAT magnet is moved in the direction of the a and b arrows the red green and blue points move as shown below Operation of BMC Hexapo...

Page 15: ...ion Before starting this adjustment adjust the horizontal static convergence and the vertical static convergence 1 Slightly loosen the deflection yoke screws 2 Remove the deflection yoke spacer 3 Screen corner Convergence a d screen corner misconvergence b a c d B G R B G R R G B R G B R G B R G B B G R B G R R G B B G R B G R R G B a d c b Fix a Permalloy assy corresponding to the misconverged ar...

Page 16: ...n plug into AC outlet again 2 Turn the power switch ON and set to Service Mode 3 Call the adjusted items again to confirm adjustments were made Item number Note Adjustment item Initial DATA 09 RDR 25 WHITE POINT R 0A GDR 20 WHITE POINT G 0B BDR 20 WHITE POINT B 3 4 G2 SCREEN AND WHITE BALANCE ADJUSTMENTS 1 G2 SCREEN ADJUSTMENT RV701 1 Set the PICTURE and BRIGHTNESS to normal 2 Put to VIDEO input m...

Page 17: ...ed number of times Flickering is operated by lighting the LED s for 60ss each time The flickering frequency responding to each failed device is shown below All the devices are checked one after another from the left of the table If an error is found the responding LED will start flickering So if more than 1 device have failed only the one on the left side will flicker Device Flickering Frequency N...

Page 18: ...DE p SOUND MODE VOL PROGR RM 883 g POWER DISP REVEAL MUTING TV VIDEO HOLD TEXT A B ENLARGE WIDE V ZOOM WAKE UP INDEX SLEEP TEXT CLR 1 2 3 4 6 7 8 9 0 p p 5 TV 7 0 All data becomes the values in memory 8 0 All user control goes to the standard state 5 0 Service data initialization Be sure not to use usually 2 0 Write 50Hz adjustment data to 60Hz or viceversa The screen display is SERVICE Mode 08 Da...

Page 19: ... The SERVICE display will change to WRITE 5 Execute the writing with the 0 button The WRITE display will be changed back to SERVICE Use the same method for Items Number 00 33 Use 1 and 4 to select the adjustment item use 3 and 6 to adjust write with MUTING then execute the write with 0 Write executed with 0 Written with the MUTING WRITE WRITE GREEN 0C VSF 08 SERVICE 50 50 50 GREEN 0C VSF 08 GREEN ...

Page 20: ...A8375 16 PRD 00 01 00 OVER VOLTAGE INPUT TDA8375 17 COR 00 01 00 NOISE CORING PEAK TDA8375 18 PMX 00 3F 2B PICTURE MAX DATA TDA8375 19 PMI 00 3F 04 PICTURE MIN DATA TDA8375 1A SBR 00 7F 4B SUB BRIGHTNESS TDA8375 1B SHU 00 0F 07 SUB HUE TDA8375 1C SSH 00 03 01 TV 01 VIDEO 02 SUB SHARPNESS TDA8375 1D SC1 00 3F 1F 50 26 60 29 SUB COLOR LOWER TDA8375 1E SC2 00 3F 0D 50 0C 60 0D SUB COLOR HIGHER TDA837...

Page 21: ... 1 Non interlace TEXT Mode 0 Non interlace 1 Interlace 29 ABL Bright ABL ON OFF ON 1 OFF 0 31 OP0 32 OP1 33 OP2 Input data are different according to models AV INPUT 00 NO MODEL 01 MONO CXA1315 10 11 STEREO TDA8424 TV System 00 Multi model 01 B G 10 D K I 11 B G D K NTSC SECAM Chin No 31 OP0 Input data are different according to models Item Video Text Volume 1 Thai B TV System NT3 58 SECAM Reserve...

Page 22: ...elect item numbers and 31 OP0 32 OP1 and 33 OP2 and set the bit per model with command buttons 3 and 6 5 Press commander buttons 8 and Test Normal to return all user adjustments to the data that was set on shipment from the factory Cancel Service Mode 5 4 PICTURE DISTORTION ADJUSTMENT Item Number 00 08 00 HSF H SHIFT 01 HSZ H SIZE 02 PAP PIN AMP 03 CNP CORNER PIN 04 TLT TILT 05 VSL V SLOP 06 VAP V...

Page 23: ...IGHT 7 4 049 732 01 POWER BUTTON 8 1 505 662 11 SPEAKER 5X12CM 9 4 043 388 11 SCREW STEP TAPPING 10 4 054 468 01 SHEET BLOTTING 11 4 365 808 01 SCREW 5 TAPPING 12 8 738 774 05 PICTURE TUBE A51JUH71X 13 8 451 280 33 DEFLECTIONYOKE Y21PXA2 14 1 452 277 00 MAGNET BMC 15 A 1331 800 A C BOARD COMPLETE 16 4 046 600 11 SPACER DY 17 3 704 372 41 HOLDER HV CABLE 18 4 369 318 61 SPRING TENSION 19 1 416 284 ...

Page 24: ...126 935 11 ELECT 470MF 20 16V C056 1 102 074 00 CERAMIC 0 001MF 10 50V C057 1 102 852 91 CERAMIC 47PF 5 50V C058 1 102 973 00 CERAMIC 100PF 5 50V C059 1 102 973 00 CERAMIC 100PF 5 50V C060 1 102 074 00 CERAMIC 0 001MF 10 50V C061 1 125 800 51 ELECT 2 2MF 20 63V C072 1 126 935 11 ELECT 470MF 20 16V C074 1 102 110 00 CERAMIC 220PF 10 50V C101 1 101 003 00 CERAMIC 0 0047MF 50V C102 1 136 165 00 FILM ...

Page 25: ...11 CERAMIC 470PF 10 2KV C609 1 124 347 00 ELECT 100MF 20 160V C611 1 164 497 51 CERAMIC 470PF 10 400V C613 1 102 824 00 CERAMIC 470PF 5 50V C614 1 126 943 11 ELECT 2200MF 20 25V C616 1 102 228 00 CERAMIC 470PF 10 500V C618 1 102 114 00 CERAMIC 470PF 10 50V C621 1 104 705 51 FILM 0 1MF 20 250V C622 1 107 368 11 MYLAR 0 047MF 99 200V C623 1 126 934 11 ELECT 220MF 20 16V C624 1 126 767 11 ELECT 1000M...

Page 26: ...390 8 719 911 19 DIODE 1SS119 25 D399 8 719 121 24 DIODE RD9 1ESL D403 8 719 911 19 DIODE 1SS119 25 D513 8 719 109 84 DIODE RD5 1ESB1 D551 8 719 908 03 DIODE GP08D D561 8 719 911 19 DIODE 1SS119 25 D591 8 719 911 19 DIODE 1SS119 25 D601 8 719 510 53 DIODE D4SB60L D604 8 719 301 64 DIODE RU4DS D606 8 719 510 73 DIODE S3L20UF4 D607 8 719 510 26 DIODE D1NL20 TA D609 8 719 510 26 DIODE D1NL20 TA D610 ...

Page 27: ...119 78 TRANSISTOR 2SC2785 HFE Q1203 8 729 119 78 TRANSISTOR 2SC2785 HFE Q1204 8 729 119 76 TRANSISTOR 2SA1175 HFE Q1207 8 729 119 78 TRANSISTOR 2SC2785 HFE Q1208 8 729 119 78 TRANSISTOR 2SC2785 HFE Q1209 8 729 119 78 TRANSISTOR 2SC2785 HFE Q1513 8 729 119 78 TRANSISTOR 2SC2785 HFE RESISTOR R007 1 247 855 31 CARBON 10K 5 1 4W R008 1 220 958 81 METAL 1K 5 1 2W R010 1 220 958 81 METAL 1K 5 1 2W R012 ...

Page 28: ...1 2W R409 1 247 807 31 CARBON 100 5 1 4W R414 1 247 823 31 CARBON 470 5 1 4W R416 1 249 409 11 CARBON 220 5 1 4W R419 1 220 958 81 METAL 1K 5 1 2W R420 1 249 412 11 CARBON 390 5 1 4W R421 1 249 409 11 CARBON 220 5 1 4W R424 1 220 961 81 METAL 2 2K 5 1 2W R425 1 249 412 11 CARBON 390 5 1 4W R426 1 249 407 11 CARBON 150 5 1 4W R429 1 249 412 11 CARBON 390 5 1 4W R433 1 249 433 11 CARBON 22K 5 1 4W R...

Page 29: ... 68 5 1 2W R1212 1 220 958 81 METAL 1K 5 1 2W R1215 1 247 895 00 CARBON 470K 5 1 4W R1216 1 247 895 00 CARBON 470K 5 1 4W R1217 1 247 823 31 CARBON 470 5 1 4W R1219 1 247 855 31 CARBON 10K 5 1 4W R1220 1 220 958 81 METAL 1K 5 1 2W R1221 1 247 855 31 CARBON 10K 5 1 4W R1227 1 220 964 81 METAL 39K 5 1 2W R1228 1 220 958 81 METAL 1K 5 1 2W R1229 1 247 823 31 CARBON 470 5 1 4W R1230 1 247 855 31 CARBO...

Page 30: ...H TRANSISTOR Q704 8 729 326 11 TRANSISTOR 2SC2611 Q705 8 729 326 11 TRANSISTOR 2SC2611 Q706 8 729 326 11 TRANSISTOR 2SC2611 Q707 8 729 200 17 TRANSISTOR 2SA1091 O Q708 8 729 200 17 TRANSISTOR 2SA1091 O Q709 8 729 200 17 TRANSISTOR 2SA1091 O Q710 8 729 119 78 TRANSISTOR 2SC2785 HFE Q711 8 729 119 78 TRANSISTOR 2SC2785 HFE Q712 8 729 119 78 TRANSISTOR 2SC2785 HFE RESISTOR R702 1 244 941 00 CARBON 68...

Page 31: ...TOR 2 5A 250V 1 900 700 05 LEAD ASSY FOCUS 8 451 280 33 DEFLECTIONYOKE Y21PXA2 8 738 774 05 PICTURE TUBE A51JUH71X ACCESSORIES AND PACKING MATERIALS 3 701 910 00 SCREW SPECIAL DIA 3 8X20 3 862 582 11 MANUAL INSTRUCTION 4 053 003 01 BAG PROTECTION 4 063 084 01 CUSHION UPPER ASSY 4 063 085 01 CUSHION LOWER ASSY 4 063 090 01 INDIVIDUAL CARTON 4 392 003 31 BAND HOLD 4 392 004 21 CLIP REMOTE COMMANDER ...

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