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lcd service

  • Data pin IC LA 76931

    LA76931


    PIN 1= SIF OUTPUT [2.8V DC]
    PIN 2= IF AGC FILTER
    PIN 3= SIF INPUT [3.3V DC]
    PIN 4= FM FILTER
    PIN 5= FM OUTPUT [2.5V~3.5V]
    PIN 6= AUDIO OUTPUT [DC]
    PIN 7= SND APC FILTER
    PIN 8= IF VCC [5V DC]
    PIN 9= EXT AUDIO INPUT [2.9V DC]
    PIN 10= ABL [AUTO BEAM LIMITER]
    PIN 11= RGB VCC [8V DC]
    PIN 12=R,G,,B OUTPUT
    PIN 13=R,G,,B OUTPUT
    PIN 14=R,G,,B OUTPUT
    PIN 15= NOT CONNECT
    PIN 16= V RAMP OSC.CAPACITOR [Connect 0.47uF capacitor to GND]
    PIN 17= VERTICAL OUTPUT
    PIN 18= VCO I REFERENCE [Connect 4.7k resister to GND]
    PIN 19= HORIZONTAL/BUS VCC [9V DC]
    PIN 20= AFC FILTER
    PIN 21= HORIZONTAL OUTPUT
    PIN 22= VIDEO CHROMA DEFLECTION GND [GND]
    PIN 23= NOT CONNECT
    PIN 24= NOT CONNECT
    PIN 25= SVHS CONTROL [CONTROL S OSD]
    PIN 26= REM [Remote control]
    PIN 27= AV2[Control av1/av2 input]
    PIN 28= AV1[Control av1/av2 input]
    PIN 29= NOT CONNECT
    PIN 30= MUTE
    PIN 31= SDA [I2C control]
    PIN 32= SCK [I2C control]
    PIN 33= XT1 [32.768KHz]
    PIN 34= XT2 [32.768KHz]
    PIN 35= CPU VCC [5V DC]
    PIN 36= POWER [Control standby]
    PIN 37= NOT CONNECT
    PIN 38= AGC
    PIN 39= KEY [KEY control]
    PIN 40= RESET
    PIN 41= PLL
    PIN 42= CPU GND
    PIN 43= CDD VCC [5V DC]
    PIN 44= FBP INPUT
    PIN 45= C INPUT FOR Y/C MODE
    PIN 46= Y INPUT FOR Y/C MODE
    PIN 47= DDS FILTER
    PIN 48= Y INPUT FOR YcbCr MODE
    PIN 49= Cb INPUT forYcbCr MODE
    PIN 50= 4.43MHz CRYSTAL
    PIN 51= Cr INPUT FOR YcbCr MODE
    PIN 52= SELECTED VIDEO OUTPUT OR FSC OUTPUT
    PIN 53= CHROMA APC FILTER
    PIN 54= EXT VIDEO INPUT
    PIN 55= VIDEO CHROMA DEFLECTION VCC
    PIN 56= INT VIDEO INPIT
    PIN 57= BLACK STRETCH FILTER
    PIN 58= PIF APC FILTER
    PIN 59= AFT OUTPUT
    PIN 60= VIDEO OUTPUT
    PIN 61= RF AGC OUTPUT
    PIN 62= IF GROUND
    PIN 63=PIF AMP INPUT
    PIN 64=PIF AMP INPUT
    sumber data dari google search

    LA76938
    PIN1=SIF OUTPUT
    PIN2=VIF AGC
    PIN3=SIF INPUT
    PIN4=FM FILTER
    PIN5=FM/AUDIO OUTPUT
    PIN6=AUDIO OUTPUT
    PIN7=SIF APC FILTER
    PIN8=IF VCC[5V]
    PIN9=VM
    PIN10=ABL
    PIN11=RGB VCC[12V]
    PIN12=RED OUTPUT
    PIN13=GREEN OUTPUT
    PIN14=BLUE OUTPUT
    PIN15=E/W
    PIN16=VERTICAL RAMP OSC
    PIN17=VERTICAL OUTPUT
    PIN18=VCO IREF
    PIN19=HORIZONTAL VCC[12V]
    PIN20=HORIZONTAL AFC
    PIN21=HORIZONTAL OUTPUT
    PIN22=GROUND
    PIN23=AV1/AV2
    PIN24=TV/AV
    PIN25=POWER
    PIN26=P.03/INT3[REMOT]
    PIN27=VOLUME
    PIN28=X-RAY
    PIN29=TUNER
    PIN30=P.16 PWM.3[MUTE]
    PIN31=P.12/SDA1
    PIN32=P.13/SCL1
    PIN33=X-TAL1
    PIN34=X-TAL2
    PIN35=VDD[5V]
    PIN36=SCART
    PIN37=BAND1
    PIN38=BAND2
    PIN39=KEY
    PIN40=RESET
    PIN41=PLL
    PIN42=CPU GROUND
    PIN43=CCD VCC[5V]
    PIN44=FBP INPUT
    PIN45=BLUE INPUT
    PIN46=GREEN INPUT
    PIN47=RED INPUT
    PIN48=FAST
    PIN49=CB
    PIN50=X-TAL 4,43MHZ
    PIN51=CR
    PIN52=V OUTPUT/FSC
    PIN53=C APC
    PIN54=AV INPUT
    PIN55=V/C/D/ VCC[5V]
    PIN56=VIDEO INPUT/S-C INPUT[INTERNAL]
    PIN57=B L D FILTER
    PIN58=APC FILTER
    PIN59=AFT FILTER
    PIN60=VIDEO OUTPUT
    PIN61=RF AGC
    PIN62=IF GROUND
    PIN63=VIF INPUT 2
    PIN64=VIF INPUT1
    sumber data skematic tv china chasis_3Y18

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