NXP Semiconductors TDA9351 SERIES Service Manual Download Page 4 | Manualshive

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4

2 TV Block diagram

z

z

TUNER

SAW

IF IN

R/Y IN

RF AGC

G/U IN

B/V

IN

CVBSINT
CHROMA
IFVO OUT
CVBS/Y

IN

SDA
SCL

AUDIO OUT

IK

RGB

OUT

V OUT

H OUT

S

TRAP

Vo

V2i

V1i

Y

Cr

Cb

ARi2

ARi1

ALo

ARo

S-VHS

24C08

POWER

UNIT

110V

26V

14V

-14V

8V

3.3V

CRT PCB

V IN

LA78040/41/

TDA8174A

V OUT

H IN

H OUT

H OUT

DY

heat

SCREEN

FOCUS

TDAXXXX

Vi1

OUT1-

OUT1+

Vi2

OUT2-

OUT2+

AN7522

CRT

ALi1

ALi2

C

Y

4052

audio

audio

audio

audio

video

video

bus

video

video

video

180V

4052

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Summary of Contents for TDA9351 SERIES

Page 1: ...1 NXP TDA9351 53 61 63 XXX SERIES S S SE E ER R RV V VI I IC C CE E E M M MA A AN N NU U UA A AL L L COLOUR TELEVISION ...

Page 2: ...placement of memory IC 6 4 Service adjustment 6 5 ICs functional description 15 6 Test point waveform 18 7 All ICs transistors voltages 19 8 Purity convergence adjustment 20 9 KLX PH22Z VER3 0 circuit diagram 22 10 KLX PH22Z VER3 0 PCB 23 11 KLX PH22Z BOM 24 ...

Page 3: ...heck high voltage by drawing an arc Use a high voltage meter or a high voltage probe with a VTVM Discharge the picture tube before attempting meter connection by connecting a clip lead to the ground frame and connecting the other end of the lead through a 10kΩ 2W resitor to the anode button 8 When service is required observe the original lead dress Extra precaution should be given to assure correc...

Page 4: ...K RGB OUT V OUT H OUT S TRAP Vo V2i V1i Y Cr Cb ARi2 ARi1 ALo ARo S VHS 24C08 POWER UNIT 110V 26V 14V 14V 8V 3 3V CRT PCB V IN LA78040 41 TDA8174A V OUT H IN H OUT H OUT DY heat SCREEN FOCUS TDAXXXX Vi1 OUT1 OUT1 Vi2 OUT2 OUT2 AN7522 CRT ALi1 ALi2 C Y 4052 audio audio audio audio video video bus video video video 180V 4052 ...

Page 5: ... 5 Block diagram TDA93xx 83xx series with mono intercarrier sound demodulator ...

Page 6: ...the value is different select items by CH CH keys and set value by VOL VOL keys 5 Press STANDBY key again and return to the normal screen 4 SERVICE ADJUSTMENT B1 POWER SUPPLY 1 Receive normal colour bar signal 2 Connect DC voltmeter to VD524 and isolated ground 3 Adjust potentiometer in power unit to get the voltage as 110V 1 0V for 21 inch hereinafter FOCUS ADJUSTMENT 1 Receive a crosshatch signa...

Page 7: ...0 Receive 60dBμ 1mV VH colour bar pattern signal adjust AGC value voltage from high to low to noise reduce gradually and just disappeared point CRTcut off and white balance adjustment MENU9 9351 B W BALANCE 8370 Receive white signal a CRT cut off adjustment 1 Select SC then automatically vertical scan will be stopped 2 Adjust SCREEN control on Flyback transformer to get the darkest single horizont...

Page 8: ... 1 AV OPT ON OFF OFF AV control logic option see table 2 AV CFG 0 8 3 AV input stuts select see table 2 NTSC MX USA JAP USA NTSC matrix select USA or JAPAN VIDEO OUT IF CVBS CVBS AV output mode select TV display on screen PRO 0 3 0 Sharp the boardline PIN5 NTSC Compatible with other hardware see table3 PIN7 VOL1 Compatible with other hardware see table3 PIN8 MUTE Compatible with other hardware see...

Page 9: ...g YDLY PAL 0 15 12 Y delay time setting of PAL YDLY NTSC 0 15 12 Y delay time setting of NTSC YDLY SEC 0 15 12 Y delay time setting of SECAM YDLY AV 0 15 12 Y delay time setting of AV UOC VOL SW ON OFF OFF Audio output mode option on output controlled by volume off not controlled UOC VOL 0 63 63 Audio output range setting of pin44 TDA9874 GAIN 0 30 5 Output range adjusting of TDA9874 CATHODE 0 15 ...

Page 10: ...t line hide option supported by TDA9353 63 HCO ON OFF OFF Auto horizenal range revise option supported by TDA9353 63 M8 FREQUENCY 50HZ 60HZ Display vertical frequency automaticly VSLOPE 0 63 31 31 Vertical slope adjusting VSHIFT 0 63 31 31 Vertical shift adjusting VAMP 0 63 31 31 Vertical size adjusting VSCOR 0 63 31 31 Vertical correct adjusting HSHIFT 0 63 31 31 Horizontal shift adjusting RGBHS ...

Page 11: ...he logic table of AV control MODE TV AV2 AV AV1 YUV EURO RGB SVHS Pin62 L L H H Pin63 L H L H When AV OPT is setting ON the logic table of AV control MODE TV AV2 AV AV1 YUV EURO RGB SVHS Pin62 H L L L Pin63 H H L L TABLE3 Pin5 pin7 pin8 is variable for compating with other hardware NTSC Control SAW filter switch between M and N VOL2 PWM control output for left AMP DVD Output for DVD TV cabine cont...

Page 12: ... 1 0 PIN62 1 0 0 0 0 AV OPT ON OFF ON PIN63 1 0 1 0 0 AV2 ON OFF ON Option of AV2 SVHS ON OFF OFF Option of SVHS YUV ON OFF OFF Option of YUV SCART ON OFF OFF Option of SCART DVD ON OFF OFF Option of DVD DVD SRC V S YUV V Select of DVD input mode DVD LOGIC 0 3 3 DVD logic output level select pin62 63 S1 FREQUENCY 50HZ Display vertical frequency automaticly H PH 0 63 31 Horizontal shift adjusting V...

Page 13: ...OFF OFF Auto detect of black current RC FORMAT NEC RC5 NEC Code select of Renote Control Note wrong select may cause useless of RC KEYBOARD SANYO PHILIPH S SANY O Keyboard select MONO For compatible of other hardware there are different functions of pin 5 7 8 woofer For woofer control Vol2 Volume PWM control of right AMP Vol1 Volume PWM control of left AMP Band3 For band control for the third pin ...

Page 14: ...3 Subsidiary contrast setting UOC PWM VOL 0 63 63 Subsidiary color setting VOL10 0 100 25 Volmule of diagram 25 VOL25 0 100 50 Volmule of diagram 50 VOL50 0 100 75 Volmule of diagram 75 VOL100 0 100 100 Volmule of diagram 100 WOOFER ON OFF OFF Woofer option on menu TDA9860 WOOF ON OFF OFF Woofer output mode select from TDA9860 or PWM OFF PWM on TDA9860 TDA9874 GAIN ON OFF OFF Gain of TDA9874 outpu...

Page 15: ...ng of PAL YDLY NTSC 0 15 2 Y delay time setting of NTSC YDLY AV 0 15 2 Y delay time setting of AV CATHE 0 15 8 Cathode drive level of CRT SC BRI 0 63 8 Brightness of the single horizontal line mode PWL 0 15 15 Limit of peak of white level 5 ICs functional description UOC TDA93XX 83XX SYMBOL PIN DESCRIPTION STAND BY output 1 In STAND BY mode high level Power OFF For Power ON this pin will be reduce...

Page 16: ...T 1 32 Automatic Volume Levelling sound IF input subcarrier reference output audio deemphasis HOUT 33 horizontal output FBISO 34 flyback input sandcastle output AUDEXT QSSO AMOUT 1 35 external audio output QSS intercarrier out EHTO 36 EHT overvoltage protection input PLL IF 37 IF PLL loop filter IFVO SVO 38 IF video output selected CVBS output VP1 39 supply voltage TV processor CVBS INT 40 interna...

Page 17: ...ss 2BH TABLE 1 IC version FM PLL version QSS version East West Y N N Y N Y CMB1 CMB0 bits 00 01 10 11 00 01 10 11 00 01 10 11 00 01 10 11 AM bits 0 1 0 1 Pin 20 AVL EWD AVL EWD Pin 28 AUDEEM SIFIN1 Pin 29 DECSDEM SIFIN2 Pin 31 SNDPLL SIFAGC Pin 32 SNDIF 1 REFO 2 AVL SNDIF 1 REFO 2 AMOUT REFO 2 AMOUT REFO 2 Pin 35 AUDEXT AUDEXT QSSO AMOUT AUDEXT QSSO AMOUT Pin 44 AUDOUT Controlled AM or audio out N...

Page 18: ...ion vertical output Symbol PIN Function Symbol PIN Function INV IN 1 Input V OUT 5 Vertical output VCC1 2 Power VCC2 6 Output power supply PUMP UP 3 Pump up power NON INV IN 7 Negative feedback GND 4 Ground 6 Test point Waveforms V451 C 5Vpp 0 9Vpp 1000Vpp 1 3Vpp H H 1Vpp V H H CRT KB CRT KG CRT KR 95Vpp 95Vpp 95Vpp H H H T511 PIN7 HEATER 300Vpp 22Vpp H H V451 B 2 7Vpp TDA93XX PIN53 2 5Vpp 2 5Vpp ...

Page 19: ...1 8 3 8 0 3 4 1 5 3 6 2 3 2 6 2 6 2 6 PIN 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 V 2 3 7 2 2 7 2 7 2 7 3 5 0 3 5 0 1 1 7 1 8 0 3 5 0 1 0 1 5 LA76040 PIN 1 2 3 4 5 6 7 V 0 7 15 12 15 0 3 15 9 0 07 AN 17821A PIN 1 2 3 4 5 6 7 8 9 10 11 12 V 12 7 0 7 3 3 1 4 0 1 4 0 7 0 7 TDA9859 PIN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 V 4 0 0 4 0 8 0 4 0 8 0 4 0 0 4 0 4 0 4 0 4 0 4 0 4 0 PIN 15 16 17 18 19 20 ...

Page 20: ...o the center of the screen Fig 3 8 Move the deflection yoke forward and fix the position of the deflection yoke so that the whole screen will become green 9 Insert the wedge to the top side of the deflection yoke so that it will not move 10 Imput a crosshatch signal 11 Verify that the screen is horizontal 12 Input red and blue raster signals and make sure that purity is properly adjusted CRT WEDGE...

Page 21: ...t convergence DYNAMIC CONVERGENCE ADJUSTMENT 1 Move the deflection yoke up and down and overlap lines in the periphery Fig 2 2 Move the deflection yoke left to right and overlap the lines in the periphery Fig 3 3 Repeat 1 and 2 above and make the best convergence After adjustment fix the wedge at the original position Fasten the retainer screw of the deflection yoke Fix the 6 magnets with glue FRO...

Page 22: ... 37 36 35 34 33 IR IN AV2 AV1 VDDP RESET XTAL OUT XTAL IN OSC GND VDDC VPE VDDA B OUT G OUT R OUT BLANKING BCLIN B2 UIN G2 YIN R2 VIN INSSW2 AUDOUT AMOUT CHROMA CVBS Y GND1 CVBSINT VP1 IFVO SVO PLL IF EHTO AUDEXT FBISO HOUT AVL REF SNDPLL SIFAGC IF IN1 DECSDEM SIFIN2 AUDEEM SIFIN1 TUNER AGC VSC GND2 IF IN2 IREF VDRA VDRB AVL EWD DECBG GND3 PH1LF PH2LF DECDIG VP2 SEC PLL VSSA BAND2 BAND1 VSS C P MU...

Page 23: ......

Page 24: ...CS 1 MAIN 19 12 0IN4148 P52 SWITCHING DIODE 1N4148 PCS 11 MAIN CRT 20 12 01N4007 P52 SWITCHING DIODE 1N4007 PCS 4 MAIN CRT 21 12 00FR154 L15 SWITCHING DIODE FR154 L15 H10 PCS 7 MAIN 22 12 00FR157 P52 SWITCHING DIODE FR157 PCS 4 MAIN 23 12 0HER207 L15 SWITCHING DIODE HER207 L15 H10 PCS 1 MAIN 24 12 00RL207 P52 SWITCHING DIODE RL207 PCS 4 MAIN 25 12 03V43C3 P52 ZENER DIODE 3C3 3 4V PCS 1 MAIN 26 12 ...

Page 25: ...14 1 6W 3 9KΩ J PCS 2 MAIN 49 16 RTF472J P52 CARBON FILM RESISTOR RT14 1 6W 4 7KΩ J PCS 2 MAIN 50 16 RTF562J P52 CARBON FILM RESISTOR RT14 1 6W 5 6KΩ J PCS 3 MAIN 51 16 RTF752J P52 CARBON FILM RESISTOR RT14 1 6W 7 5KΩ J PCS 2 MAIN 52 16 RTF103J P52 CARBON FILM RESISTOR RT14 1 6W 10KΩ J PCS 16 MAIN MAIN CRT 53 16 RTF153J P52 CARBON FILM RESISTOR RT14 1 6W 15KΩ J PCS 3 MAIN 54 16 RTF183J P52 CARBON ...

Page 26: ...IDE FILM RESISTOR RY16 1W 22Ω J PCS 1 MAIN 82 16 RYI181J P52 METAL OXIDE FILM RESISTOR RY16 1W 180Ω J PCS 1 MAIN 83 16 RYI102J P52 METAL OXIDE FILM RESISTOR RY16 1W 1KΩ J PCS 1 MAIN 84 16 RYJ68BJ L20 METAL OXIDE FILM RESISTOR RY21 2W 0 68Ω J PCS 1 MAIN 85 16 RYJ10AJ L20 METAL OXIDE FILM RESISTOR RY21 2W 1Ω J PCS 2 MAIN 86 16 RYJ15AJ L20 METAL OXIDE FILM RESISTOR RY21 2W 1 5Ω J PCS 1 MAIN 87 16 RYJ...

Page 27: ...PCS 1 MAIN 118 18 00K104K PO0 INDUCTVE POLY CAPACITOR CL11 100V 104K PEI PCS 7 MAIN 119 18 00K224K PO0 INDUCTVE POLY CAPACITOR CL11 100V 224K PEI PCS 2 MAIN 120 18 21X153K 7L5 METALIZED POLY CAPACITOR CL21X 100V 153K MPE PCS 1 MAIN 121 18 21X104K PO0 METALIZED POLY CAPACITOR CL21X 100V 104K MPE PCS 1 MAIN 122 18 21X394K 7L5 METALIZED POLY CAPACITOR CBB21 400V 0 39µF K PCS 1 MAIN 123 18 81U912J L20...

Page 28: ...ANSFORMER YDD UU10 5 PCS 1 MAIN 153 21 YBC1950 A00 SWITCHING POWER TRANSFORMER YBC40 28 1950A PCS 1 MAIN 154 22 000012M 000 QUARTZ 12MHz PCS 1 MAIN 155 22 LBN389H 000 IF FILTER KDV F38 9H LBN38 9H PCS 1 MAIN 156 23 1N4014K 000 FLYBACK TRANSFORMER BSC24 01N4014K PCS 1 MAIN 157 24 05053V8 000 TUNER EWE 5053 V8 EWE 1053 V3 PCS 1 MAIN 158 25 00V2141 000 AV TIP JACK AV2 14 1 PCS 1 MAIN 159 25 GZS2108 0...

Page 29: ... 1 MAIN 3 43 1103080 TAP TAPPING SCREW ST3 8 PCS 1 4 43 1103102 000 SCREW FOR HEAT SINK M3 10 PCS 2 MAIN 5 43 7130000 000 NUT FOR HEAT SINK M3 PCS 4 MAIN 1 77 00FL001 000 HEAT CONDUCTION SILICON GREASE PCS 5 MAIN 2 77 00FL002 000 RED GLUE PCS 6 MAIN 3 77 00FL003 000 ANODE SILICON GREASE PCS 1 MAIN PART PLACE CRT V432 N451 V513 N601 Ⅳ Assistant material V432 N451 V513 N601 V563 V432 N451 V513 N601 ...

Page 30: ...2 CARBON FILM RESISTOR RT14 1 6W 100KΩ J 1 R821 MAIN 13 19 2BJ103Z P00 CERAMIC CAPACITOR CC1 2B4 63V 0 01μF Z 1 R822 MAIN 14 17 00E100M PO0 MINI ELEC CAPACITOR CD110 16V 10μF M 5 C218 C803 C815 C818 MAIN C819 MAIN 15 17 00E470M PO0 MINI ELEC CAPACITOR CD110 16V 47μF M 1 C805 MAIN 16 17 00E471M PO0 MINI ELEC CAPACITOR CD110 16V 470μF M 1 C821 MAIN 17 17 00I10AM PO0 MINI ELEC CAPACITOR CD110 50V 1μF...

Page 31: ... 4 7KΩ J 1 R322 MAIN 5 16 RTF562J P52 CARBON FILM RESISTOR RT14 1 6W 5 6KΩ J 1 R318 MAIN 6 16 RTF822J P52 CARBON FILM RESISTOR RT14 1 6W 8 2KΩ J 1 R316 MAIN 7 16 RTF103J P52 CARBON FILM RESISTOR RT14 1 6W 10KΩ J 1 R312 MAIN 8 16 RTF183J P52 CARBON FILM RESISTOR RT14 1 6W 18KΩ J 1 R319 MAIN 9 16 RTF393J P52 CARBON FILM RESISTOR RT14 1 6W 39KΩ J 2 R311 R320 MAIN 10 16 RTF104J P52 CARBON FILM RESISTO...

Page 32: ... L15 METAL OXIDE FILM RESISTOR RY16 1W 1 2Ω J L15 H10 PCS 1 R304 MAIN 16 RYI181J P52 METAL OXIDE FILM RESISTOR RY16 1W 180Ω J PCS 1 R305 MAIN 16 RYI471J P52 METAL OXIDE FILM RESISTOR RY16 1W 470Ω J PCS 1 R305 MAIN 16 RYJ15AJ L20 METAL OXIDE FILM RESISTOR RY21 2W 1 5Ω J PCS 1 R451 MAIN 16 RYJ22AJ L20 METAL OXIDE FILM RESISTOR RY21 2W 2 2Ω J PCS 1 R451 MAIN 18 21X364K 7L5 METALIZED POLY CAPACITOR CB...

Page 33: ...FICATION UNIT QTY ADD PART PLACE DELETE PART PLACE BOARD PLACE 21 YDD37UH 000 HORIZONTAL LINEARITY COIL YDD 37µH SMALL PCS 1 L441 MAIN 21 YDD30UH 000 HORIZONTAL LINEARITY COIL YDD 30uH 1 BIG PCS 1 L441 MAIN 21 DDUU105 000 HORIZONTAL DRIVE TRANSFORMER YDD UU10 5 PCS 1 T451 MAIN 21 YDDE119 000 HORIZONTAL DRIVE TRANSFORMER YDD E119 PCS 1 T451 MAIN 21 YBC1950 A00 SWITCHING POWER TRANSFORMER YBC40 28 1...

Page 34: ... 7L5 METALIZED POLY CAPACITOR CBB21 400V 0 1µF K 1 C466 25HS CD 21 00411UH 000 PROOFREAD COIL YDD 410uH 1 L456 26HS CD 21 00211UH 000 PROOFREAD COIL YDD 210uH 1 L455 27HS CD 25 CH655D0 000 ERTH CONNECTOR CH6 5 5DY 1 XS405 28HS CD 26 75DY3PL 000 5PIN CONNECTOR 3P L 120 1 29HS CD White connect to B 30HS CD Bule connect to C 31HS CD XS405 Black connect to D Horizontal linearity Proofread PCB 21HS CD ...

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