Daewoo DV-K*84W Series Service Manual

Contents

Daewoo DV-K*84W Series Service Manual Manual pdf 49 page image

No. NAME I/O ASSIGNMENT ACTIVE CN1 IF ON(H) O RF MODE ‘H’ OUTPUT OTHERWISE ‘L’ OUTPUT H PIF2 AUDIO MUTE(H) O AUDIO MUTE H OUTPUT H A/V 1CHIP3 D. PWM O DRUM MOTOR CONTROL PWM OUTPUT P DECK(DRUM)4 C. PWM O CAPSTAN MOTOR CONTROL PWM OUTPUT P DECK(CAP)5 T REEL I TAKE-UP REEL PULSE INPUT P DECK(REEL)6 S REEL I SUPPLY REEL PULSE INPUT P DECK(REEL)7 MESECAM(H) I MESECAM MODE INPUT H A/V 1CHIP8 V/SC DATA O VIDEO SERIAL DATA OUTPUT(I2C BUS) SERIAL A/V 1CHIP9 V/SC CLK O VIDEO SERIAL CLK OUTPUT(I2C BUS) SERIAL A/V 1CHIP10 Hi-Fi DET(H) I Hi-Fi DET. DATA INPUT H Hi-Fi11 REMOCON IN I REMOCON DATA INPUT P REMOCONRECEIVER12 A. SW O Hi-Fi A. SWP OUTPUT P Hi-Fi/PRE-AMP13 NC14 Q V SYNC O PINOUT THIS SIGNAL DURING ‘TRICK’ MODES PULSE/L A/V 1CHIP2HD:SW PULSE15 C. ROTARY O 4HD:EXCLUSIVE OR OUTPUT OF HEAD AMP P A/V 1CHIPSW & V. SW PULSETO SELECT SP H’D OR LP H’DSP H’D:L LP H’D:H• 4HD16 HEAD AMP SW O P A/V 1CHIP/ PRE-AMP17 ENVE COMP I COMPARE SP ENVE WITH SP ENVE P PRE-AMPSP:L, LP:H18 V. SW O TO SELECT R/L CHANNEL (VIDEO H’D) P PRE-AMP19 NC20 SLOW STEP O CONTROL SIGNAL TO PROTECT AGAINST P CTL AMPCONTROL ABNORMAL ACTION DURING SLOW MODE21 REC CTL O CTL PULSE OUT IN REC MODE P DECK(CTL)22 CAP FG I CAPSTAN FG INPUT P DECK(CAP)23 DRUM PG I DRUM PG INPUT P DECK(DRUM)24 DRUM FG I DRUM FG INPUT P DECK(DRUM)25 PB CTL I CTL PULSE INPUT P CTL AMP26 VCC BACK UP 5Vμ-COM PORT46SECTION 6. μ-COM PORTIC 501 (168KKVZGTS)PLAY CUE/REVSP L PLP H P*P: Pulse, H: High, L: LowA/D: A/D convert port, serial: serial Data/Clock