XOCECO TK2716D, Service Manual

Page 1: ...COLOR TELEVISION TS2716 TK2716D...

Page 2: ...CONTENTS Safety Precautions Alignment instruction Debugging instruction Block diagram IC Block diagram Wiring diagram Schematic diagram APPENDIC Exploded view Part list 1 2 3 9 10 14 15...

Page 3: ...amiliar with the necessary precaution on this receiver The following are the necessary precautions to be observed before servicing this chassis 1 Since the power supply circuit of this receiver is dir...

Page 4: ...se of substitute replacement parts which do not have the same characteristics as specified in the parts list may create shock fire X RAY RADIATION or other hazards 2 Alignment items and procedure The...

Page 5: ...and no sync and sound abnormity electrophoresis of it 4 4 White balance and screen grid voltage adjustment After enter P5 of factory menu use remote sensor directly to adjust white balance by pressing...

Page 6: ...tage and filament voltage check Connect a high voltage meter between anode cap of picture tube and the ground measure the filament voltage using rms voltmeter set the picture mode to standard the high...

Page 7: ...linearity scanning and geometric distortion and over scanning coincide with it P3 50 V SIZE 50HZ field amplitude 75 4 10 V SHIFT 50HZ field center 0 4 10 H PHASE 50HZ H center 10 4 10 V LINE 50HZ V li...

Page 8: ...F TEST Color band filter center frequency 0 fixed P9 OVER MOD SW Selection over modulation function 0 Fixed 0 nothing 1 have OVER MOD LVL Adjustment over modulation working point 0 fixed BLK STR Dark...

Page 9: ...TV AV model RY TV Red chromatism DC level 8 4 4 adjustment dark white balance TV AV model BY YUV DVD input Blue chromatism DC level 8 4 4 adjustment dark white balance DVD input RY YUV DVD input Red...

Page 10: ...e unit no use VOL OFFSET 0 GAIN 3 PWM LOGIC 0 AVL MODE 2 AVL DET LEVEL 0 AVL SLOPE 0 PWM SET PWM VOL Volume control of PWM set 1 fixed 1 CHIP VOL Volume control of mono 0 fixed VOL 1 1 volume control...

Page 11: ...ECTION V OUT N301 LA78041 H OUT V302 2SC2539 T301 FBT CRT DRIVE CRT EHV 28V VIDEO REM IF RF SIF CHROMA R G B POWER N501 CQ12656RT AC 120V 110V 110V AUDIO AMP AN7522 14V H VCC N503 5V 1 V SWITCH 4053 V...

Page 12: ...10 MAIN IC LA76930 BLOCK DIAGRAM...

Page 13: ...Y input 2 50 12 R ouput 2 65 53 Colour APC filter 3 40 13 G ouput 2 65 52 Selection video output and FSC output 2 40 14 B ouput 2 67 51 Cr input 2 50 15 AKB undo 2 31 50 4 43 MHZ crystal 2 73 16 Field...

Page 14: ...high Level availability 0 35 VDD 5 00 31 I2C DATA 5 00 34 x T2 4 50 32 I2C CLOCK 5 00 33 x T1 2 70 AN7522 Pins function pin function pin function 1 power 7 GND input 2 CH1 output 8 CH2 input 3 GND 9 v...

Page 15: ...13 FSCQ1265RT...

Page 16: ...14 WIRING DIAGRAM...

Page 17: ...8K TP1 TP1 TP2 TP2 V506 C1815 R524 5K6 R523 10K OFF ON C605 16V 10u C60810u 16V R612 100K R614 15K R613 6K8 R525 220 V505 C1815 R526 5K6 R5165K6 R515 5K6 R243 10K R527 100K C527 10n R528 5K6 S DET S D...

Page 18: ...3 1 2 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 28 29 27 30 31 32...

Page 19: ...611 E16Y1 AR1 13 BUTTON BOARD 667 TSE16 05A 14 BUTTON 877 50316 6C0 15 SCREW 851 24016 14 16 FRONT NAMEPLATE 880 10391 00 17 LED COLUMN 700 60099 00 18 POWER INDICATOR LIGHT 700 60100 00 19 POWER BUTT...

Page 20: ...8 70239 00 EVA GLUE 150X50X1 838 10401 00 BRAIDED WIARE SPRING 851 23012 14 SCREW SJ2824 ST3X12C Y 851 24014 11 SCREW SJ2824 ST4X14C D Zn 851 24016 14 SCREW SJ2824 ST4X16C Y 851 24016 14 SCREW SJ2824...

Page 21: ...81 64087 00 TRANSPORTATION LABEL TK2716D DIGISTAR 881 80811 00 ACKNOWLEDGEMENT CARD DIGISTAR 881 80812 00 EXTENDED CARD DIGISTAR 27 inch CRT 886 31115 270W CARTON BOX TK2716D DIGISTAR 301 ATS3235 27D...

Page 22: ...0 IR RECEIVER HOLDER 877 50316 6C0 KEY PLATE BLACK 998 JUMPER WIRE J901 667 TSE30 02 CRT PCB ASS Y 340 00001 00 DIODE 1N4148 VD401 340 00001 00 DIODE 1N4148 VD402 340 00001 00 DIODE 1N4148 VD403 343 1...

Page 23: ...2735 0200 CRT PCB 998 JUMPER WIRE L401 998 JUMPER WIRE R416 998 JUMPER WIRE R410 998 JUMPER WIRE R411 998 JUMPER WIRE R412 998 JUMPER WIRE J401 998 JUMPER WIRE J402 998 JUMPER WIRE R424 998 JUMPER WIR...

Page 24: ...101 00 4 PINS CONNECTORS TJC3 04A XS202 364 34101 00 4 PINS CONNECTORS TJC3 04A XS604 2 5 364 34101 00 4 PINS CONNECTORS TJC3 04A X728 364 36102 00 6 PINS CONNECTORS TJC2 6A XS301 364 77511 00 FUSE HO...

Page 25: ...ETAL RESISTOR 1 2W 1 JL R321 467 2E133 H0 METAL RESISTOR 1 2W 330 JL R317 467 2FB82 H0 METAL RESISTOR 1W 0 82 JL R324 467 2F001 H0 METAL RESISTOR 1W 1 JL R345 467 2F210 H0 METAL RESISTOR 1W 1K JL R315...

Page 26: ...6 14B VD318 808 10521 020 BLACK PLATE MOLD BLACK 808 60748 02 INTERFACE SPACE PLATE SILK SCREEN 851 13008 56 SCREW P T3X8S R N701 851 13008 56 SCREW P T3X8S R N301 851 13008 56 SCREW P T3X8S R N501 85...

Page 27: ...2SA1015Y Pr2 5 V203 343 10150 104 TRANSISTOR 2SA1015Y Pr2 5 V304 343 10150 104 TRANSISTOR 2SA1015Y Pr2 5 V501 343 10150 104 TRANSISTOR 2SA1015Y Pr2 5 V701 343 18150 104 TRANSISTOR 2SC1815 Y V704 343...

Page 28: ...30 459 5122K 002 CERAMIC CAPACITOR RQC05B221K 6H46UA C302 459 5139K 002 CERAMIC CAPACITOR CK45 B2H391KYR C306 459 5168K 002 CERAMIC CAPACITOR RQC06B681K 6H46UA C315 459 5168K 002 CERAMIC CAPACITOR RQC...

Page 29: ...CTROLYTIC CAPACITOR CD110 16V 220uF M C234 464 6D722 M02 ELECTROLYTIC CAPACITOR CD110 16V 220uF M C521 464 6D722 M02 ELECTROLYTIC CAPACITOR CD110 16V 220uF M C708 464 6D733 M02 ELECTROLYTIC CAPACITOR...

Page 30: ...5 H03 CARBON RESISTOR 1 6W 75 J R603 467 1C075 H03 CARBON RESISTOR 1 6W 75 J R611 467 1C075 H03 CARBON RESISTOR 1 6W 75 J R620 467 1C082 H03 CARBON RESISTOR 1 6W 82 J R601 467 1C110 H03 CARBON RESISTO...

Page 31: ...C220 H03 CARBON RESISTOR 1 6W 2K J R348 467 1C222 H03 CARBON RESISTOR 1 6W 2 2K J R205 467 1C230 H03 CARBON RESISTOR 1 6W 3K J R212 467 1C233 H03 CARBON RESISTOR 1 6W 3 3K J R346 467 1C239 H03 CARBON...

Page 32: ...R716 467 1C310 H03 CARBON RESISTOR 1 6W 10K J R713 467 1C310 H03 CARBON RESISTOR 1 6W 10K J R709 467 1C312 H03 CARBON RESISTOR 1 6W 12K J R327 467 1C315 H03 CARBON RESISTOR 1 6W 15K J R241 467 1C320...

Page 33: ...020025 50 RIVET GB876 86 2X2 5 COPPER M04 895 6020025 50 RIVET GB876 86 2X2 5 COPPER M05 895 6020025 50 RIVET GB876 86 2X2 5 COPPER M06 895 6020025 50 RIVET GB876 86 2X2 5 COPPER M09 895 6020025 50 RI...

Page 34: ...103 998 JUMPER WIRE J201 998 JUMPER WIRE J202 998 JUMPER WIRE J203 998 JUMPER WIRE J204 998 JUMPER WIRE J205 998 JUMPER WIRE J206 998 JUMPER WIRE J207 998 JUMPER WIRE J208 998 JUMPER WIRE J209 998 JUM...

Page 35: ...UMPER WIRE J508 998 JUMPER WIRE J509 998 JUMPER WIRE J510 998 JUMPER WIRE J511 998 JUMPER WIRE J512 998 JUMPER WIRE J513 998 JUMPER WIRE J514 998 JUMPER WIRE J515 998 JUMPER WIRE J516 998 JUMPER WIRE...

Page 36: ...314 998 JUMPER WIRE VD704 667 TS2755 31 MTS BOARD ASS Y 353 58320 50 SMD ICAN5832SA D NS01 782 Q2735 310B STEREO PCB 475 15451 00 CERAMIC FILTER LT4 5MH CS12 343 18150 104 TRANSISTOR 2SC1815 Y VS01 34...

Page 37: ...67 1C115 H03 CARBON RESISTOR 1 6W 150 J RS04 467 1C115 H03 CARBON RESISTOR 1 6W 150 J RS09 467 1C168 H03 CARBON RESISTOR 1 6W 680 J RS05 467 1C168 H03 CARBON RESISTOR 1 6W 680 J RS10 467 1C210 H03 CAR...