Samsung MAX-632P Скачать руководство пользователя страница 20 | Manualshive

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6-1-4 V.F.D Malfunction

Yes

Connector inserted

correctly?

No

Yes

Check voltage : AC 4.8V

at FRONT-PCB FLT?

No

Check Main-PCB Front PCB
connection and the voltage of
CCW1, pins 1,2(AC4.8V)

Yes

Check voltage at UIC1

pin 48(-33V)

No

Check the voltage of RZD1(-33V)

Reinsert the connector.

Replace UIC1

6-4

Samsung Electronics

Troubleshooting

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Содержание MAX-632P

Страница 1: ...NENT CONTENTS 1 Precautions 2 Specifications 3 Disassembly and Reassembly 4 Alignment and Adjustments 5 Special Circuit Descriptions 6 Troubleshooting 7 Exploded Views and Parts List 8 Electrical Parts List 9 Block Diagrams 10 PCB Diagrams 11 Wiring Diagram 12 Schematic Diagrams ...

Страница 2: ...ELECTRONICS Samsung Electronics Co Ltd Jan 1997 Printed in Korea Code no AH68 20140A ...

Страница 3: ...ise ratio IF rejection ratio Total harmonic distortion Frequency range WOW FLUTTER Erasing effect Signal to noise ratio Total harmonic distortion Frequency response Signal to noise ratio Channel separation Total harmonic distortion 125Hz 12 5KHz 0 15 60 dB 40 dB 2 5 20Hz 20KHz 1dB 90 dB 1kHz 0dB 75 dB 1kHz 0dB 0 08 1kHz 0dB Frequency range Usable sensitivity Signal to noise ratio 146 290KHz 1000µV...

Страница 4: ... gain decreases time constant is set by pin17 pin19 and capacitor connected to internal resistance The capacitor between pin18 and GND sets the time constant to pass low freqencies in PLAY mode The maximum frequency of focus phase compensation is inversely proportional to the resistance connected to pin 7 Focus search peak is about 1 1 Vp p and is inversely proportional to the resistance connected...

Страница 5: ...nd the feedbadk resistance of pin 41 Sled jump max voltage TM5 TM6 current x feedback resistance Each SW current is decided by the resistance connected to pin 22 and 23 When the resistance is about 150 TM3 or TM4 11µA TM5 or TM6 22µA This current is inversely proportional to the resistor variable within a range of 5 to 40µA for TM3 STOP is the ON OFF detection signal for the limit SW or the sled m...

Страница 6: ...3 Disassembly and Reassembly 3 1 Cabinet Top 1 Remove 9 screws holding the Cabinet Top 2 Lift the back of the Cabinet Top and slide it to the rear to remove Figure 3 1 Samsung Electronics 3 1 ...

Страница 7: ...and Reassembly 2 TRAY 1 5 4 1 After power is connected Turn power on Open the tray using the open close key 2 After power is not connected Turn the Gear clockwise using the hand as shown in figure 3 2 1 Pull the Tray in the direction of arrow 3 Remove 4 screws and lift the CD Mecha ...

Страница 8: ... Rear and slide it to rear to remove see arrow 2 Remove the Main PCB 1 Remove 5 screws 2 Remove the Cabinet Rear by pushing the ÒAÓ and ÒBÓ as shown 7 6 5 5 A B 8 8 8 Figure 3 3 Figure 3 4 3 4 Cabinet Front and Cabinet Bottom Samsung Electronics 3 3 Disassembly and Reassembly ...

Страница 9: ...msung Electronics Disassembly and Reassembly 3 5 CD Mecha 13 8 2 7 6 5 4 9 3 1 10 17 16 12 11 20 15 21 14 19 CD SUB PCB TRAY DISC ASS Y TRAY STOPPER CD MAIN PCB HOOK BASE MAIN 18 Refer to the next page for timming point ...

Страница 10: ...e Base Main by turning it 2 Push the Slider Cam towards right then lift it up to remove 3 Remove the Gear Tray from the Base Main by releasing the fixed hook 4 Remove the Gear Converter from the Base Main by releasing the fixed hook 5 Remove the Gear Cam from the Base Main by releasing the fixed hook 6 Remove the Belt from the Pulley Motor AssÕy 7 the Gear Pulley 7 Remove the Gear Pulley from the ...

Страница 11: ...stall in reverse order Align the Gear Cam with the Gear Tray as shown ing Figure 3 6 then mount the Tray Disc When assembling the Tray Disc take extreme care not to engage with Gear Synchro Gear Cam Gear Cam Gear Cam Gear Cam Timming Point Gear Cam Gear Synchro Gear Disc Insert ...

Страница 12: ...er ring 4 Remove the Spring T Table 5 Remove the Turn Table M 6 Remove 2 screws and then remove the Spindle Motor 7 Remove the Cover Gear by pushing the hook 8 Remove the Gear c by pushing the hook 9 Lift the Gear b 10 Remove the Gear a 1 11 Remove 2 screws 2 and the then remove the Feed Motor 3 12 Remove the Chassis Deck M 4 Disassembly and Reassembly ...

Страница 13: ...rch Level Adjustment TUNED is shown on FLT Figure 4 2 Figure4 2 FM Auto Search Level Adjustment Figure4 1 IF CENTER and THD Adjustment SSG FREQ Adjustment point MSR1 98 MHz SEMI VR 5KB FM SSG GND 30 dB FM SSG Output GND Speaker Terminal FM Antenna Terminal Distortion Meter Input SET Input output Oscilloscope 75Ω Dummy FM IN FM Antenna SET 5 kB IFT6 FM T H D MSR1 FM TUNED ...

Страница 14: ...t controlscrewto playbackREV Mode Maxoutput andsamephase bothchannels After adjustment secureitwith REGION LOCK 100mV 0 5dB L CH TurnDSR3L totherightand left R CH Fixed Seethe diagramfor adjustment locations Remark Standard To Adjust Pre Setup Item Step Pre Setup Condition Sameas above AfterputtingMTT 114NAintoDeck1 1 PressFWDPLAY button 2 PressREVPLAY button PLAYMTT 150 onDeck1 PlayBack out Level...

Страница 15: ... 5 Turn BIAS osci llator frequency coil LL3 to the right and left L CH DSR1L and R CH DSR1R to the right and left See diagram for adjustment locations See diagram for adjustment locations See diagram for adjustment locations Remark Standard To Adjust Pre Setup Item Step Pre Setup Condition Connect the frequency counter to TP Connect to TP1 as in Figure 4 6 and read the VTVM Insert MTT 5512 into De...

Страница 16: ...ing figure 4 3 4 To Adjust E F Balance PLAY mode 1 Set Time Div of the oscilloscope to 2mS 2 Set Volt Div of the oscilloscope to 0 5V 3 Ground the scope input and set to DC and then set the DC range 4 Connect the ground terminal of the oscilloscope to Vref and terminal to TP2 5 Load and play the disc 6 Turn NVR1701 counterclockwise to the minimum value 7 Raise NVR1703 and adjust the waveform so th...

Страница 17: ...CB RD3 1N4001 RR2 22Ω 3W Yes Front PCB Does UX1 12MHz oscillate FRONT PCB PWR SENS voltage normal pin 29 4 5V Check the Main PCB RD11 RR16 RC17 RZD6 RC16 RR17 RR26 Yes Front PCB When the power is ON H displays at pin 1 5V Yes Connect Front PCB and Main PCB Check the connector Main PCB Wafer CCW1 CCW2 No Replace µ com Yes No No No No Check the Power PCB P T FUSE No Samsung Electronics 6 1 ...

Страница 18: ... soldering condition Main PCB AIC101 STK4191V pins 8 9 11 12 14 B B circuits Check the B power source part in RD1 PBL403 RC4 and RC5 Yes Confirm for TR short replace it Check if the output line is short No No No No Yes Yes FIC3 NJU3718 pin 27 Check the H No Replace FIC3 NJU3718 No 6 2 Samsung Electronics Troubleshooting ...

Страница 19: ...L ok Yes Yes Check MIC2 pin 20 LPF MLPF 1L 1R output ok Check TDA7318 function ok Check FEP interior pattern and any line disconnections No Yes Check for µ com IC Replace LC72131 No MZD1 5 6V Voltage ok MIC2 LC72131 FM AM BAND Switching ok No No No No No No No 0 9V 7V Check MZD2 8 2V MR29 No 1 Power section defective 2 LC72131 Oscillator HX1 7 2MHz ok 3 System line ok Samsung Electronics 6 3 Troub...

Страница 20: ... Check voltage AC 4 8V at FRONT PCB FLT No Check Main PCB Front PCB connection and the voltage of CCW1 pins 1 2 AC4 8V Yes Check voltage at UIC1 pin 48 33V No Check the voltage of RZD1 33V Reinsert the connector Replace UIC1 6 4 Samsung Electronics Troubleshooting ...

Страница 21: ...Oscillate RECORD BIAS 105KHz Oscillate RECORD BIAS 105KHz Control DECK MECHA Control VF DISPLAY Control MUTE circuit Control each circuit Check for RESET When power is turned ON Check VF DISPLAY TP2 check Osc Frequency 105KHz When inoperative LQ4 LQ5 check DQ1 1R Gate check Check for voltage at pin 4 R P mode High R P mode Low Dubbing mode High When in operative FIC3 pin26 check TAPE IC JIC1 BA344...

Страница 22: ...es Is Roulette Control ok No Check Roulette Control Sensor Is Focus Search ok No Check oscillation of NXF100 16 9344MHZ Does Laser function during Focus Search Replace PICK UP Replace NIC9220 or NIC9258 Yes POWER ON Check UP DOWN MOTOR Replace NIC9282 Check NIC9282 pin73 voltage during Focus Search 5V No Yes Yes No No Yes Yes No No Yes 6 6 Samsung Electronics Troubleshooting ...

Страница 23: ...o Check waveform of NIC9282 pins 19 20 Check NIC9282 soldering Check waveform of NIC9270 pins 9 12 Yes Replace NIC05 Check Amp Malfunction of Audio Output Yes Yes Yes No No Check NIC9282 soldering Check NIC9270 soldering Samsung Electronics 6 7 Troubleshooting ...

Страница 24: ...7 Exploded Views and Parts List 7 1 Cassette Deck Exploded View and Parts List 7 1 1 Cassette Deck Exploded View 5 1 7 8 11 9 10 2 7 6 8 11 4 9 10 3 14 4 12 14 5 13 Samsung Electronics 7 1 ...

Страница 25: ...305A AH61 60306A AH64 40352C AH64 40353C AJ59 20004J AH64 30352A AH64 80032A AH31 10020A AH61 10627A AH62 30105A AH64 30353K L AH63 30071A AH62 30121A AH59 10096A CABINET TOP DOOR TRAY CABINET FRONT LENS SKIP KNOB OPEN CLOSE KNOB DIRECTON KNOB POWER LENS AI OFF KNOB FUNCTION HOLDER FUNCTION KNOB ENTER LENS JOG HOLDER VFD HOLDER DIRECTION KNOB DECK LENS KNOB KNOB SBS LENS PRO LENS REMOCON LATCH ASS...

Страница 26: ...41 42 21 22 25 25 26 26 29 11 12 13 14 15 16 17 18 19 43 44 46 47 48 49 PCB MAIN POWER CORD PCB CD PCB FRONT 45 PCB DOLBY PRO PCB POWER 51 50 52 7 2 Main Exploded View and Parts List 7 2 1 Exploded View Exploded Views and Parts List Samsung Electronics 7 3 ...

Страница 27: ...A AH66 20193A AH66 90056A AH66 90055A AH59 10099A AH59 10100A AH59 10101A AH66 30086A AH73 10016A AJ59 20003F SLIDER CAM BELT LOAD GEAR PULLEY GEAR LOAD GEAR CAM GEAR TRAY GEAR CONVERT GEAR SYNCRO ASSY TRAY DISC ASS WORM MOTOR CUSHION MOTOR GEAR ROULETTE TRAY ROULETTE TRAY DISC ASSY PCB SENSOR ASSY TABLE CHUCK ASSY PULLEY MOTOR LEVER LIFTER RUBBER CD DECK CDP ABS HF 380 NTR CR POM M90 44 WHT POM M...

Страница 28: ...NG TURN TABLE M PICK UP CDP SPRING T TABLE MOTOR SPINDLE MOTOR FEED SCREW PH M2 3 BASIC CMSA30 POM M90 44 CMS V30 BLK ABS CMS V30 M0 3 Z13 SP POM CMS V30 M0 3 Z13 SP POM CMS V30 M0 3 Z16 Z90 SP POM CMS V30 D3 L79 SUS420J2 ABS GS 20 CMS V10N ABS GS 20 CMS V10N P U SOH A1 ROW V P J CS STS W PI0 4 D5 7 L9 3 CMS V10N RF 310T 11400 43L 25V 85mA RF 310ta 30MM NDM4RA3ETL 11 0MM M2X3 FE FZY W700 12001 005...

Страница 29: ...V 5 2 6 0V 1 12169 404 110 RZD2 5 0403 000396 DIODE ZENER UZP6 8B 6 8V 6 4 7 2V 1 12169 404 100 MZD2 DJZD1 0403 000398 DIODE ZENER UZP8 2B 8 2V 7 7 8 7V 1 12169 403 600 RQ11 2 6 0501 000010 TR SMALL SIGNAL KSC1008 Y NPN 80V 6 12149 301 050 HQ2 0501 000294 TR SMALL SIGNAL KSA708 Y PNP 800MW 12149 101 560 KQ1 3 0501 000296 TR SMALL SIGNAL KSA709 Y PNP 800MW 12149 101 570 AQ2 3 0501 000331 TR SMALL S...

Страница 30: ...OHM 5 1 4W AA TP 2 4X6 11018 277 151 RR3 4 2001 000117 R CARBON S 68OHM 5 1 2W AA TP 2 4 11018 377 680 AR8 10 DR35 2001 000281 R CARBON 100OHM 5 1 8W AA TP 1 8X3 11018 877 101 DR34 37 2001 000290 R CARBON 10KOHM 5 1 8W AA TP 1 8X3 11018 877 103 MR17 2001 000302 R CARBON 10OHM 5 1 8W AA TP 1 8X3 11018 877 100 MR11 DR20 2001 000331 R CARBON 12KOHM 5 1 8W AA TP 1 8X3 11018 877 123 MR43L 43R RR29 2001...

Страница 31: ...DA TP 2012 11119 101 103 DR54 55 59 MR14 16 MR36 37 DR60 62 39 MR9 2007 000308 R CHIP 10OHM 5 1 10W DA TP 2012 11119 101 100 DR9L 9R 2007 000355 R CHIP 12KOHM 5 1 10W DA TP 2012 11119 101 123 DR10L 10R 23 2007 000409 R CHIP 15KOHM 5 1 10W DA TP 2012 11119 101 153 XR2L 2R MR48 2007 000457 R CHIP 18KOHM 5 1 10W DA TP 2012 11119 101 183 FR1L 1R DR11L 11R 16 2007 000468 R CHIP 1KOHM 5 1 10W DA TP 2012...

Страница 32: ...2 2008 000154 R FUSIBLE 33OHM 5 1 4W AA TP 2 6X6 A1010 0023 MSR1 2103 000171 VR SEMI 10KOHM 30 1 10W TOP 11249 102 034 DSR1L 1R 2103 000248 VR SEMI 200KOHM 30 1 10W TOP 11249 102 094 DSR3L 4L MSR2 2103 000290 VR SEMI 20KOHM 30 1 10W TOP 11249 102 044 DSR5 2103 000341 VR SEMI 2KOHM 30 1 10W TOP 11249 102 104 DSR2L 2103 000461 VR SEMI 50KOHM 30 1 10W TOP 11249 102 064 LC1L 1R MC42 2201 000368 C CERA...

Страница 33: ... C AL 100UF 20 10V GP 6 11MM 5MM TP 11608 102 104 RC12 CC1 2401 000303 C AL 100UF 20 25V GP 6 3 11 2 5MM 11608 104 104 RC7 2401 000375 C AL 100UF 5 100V GP 10X20 5MM TP DC20 22 34 MC7 9 23 LC9 2401 000419 C AL 10UF 20 16V GP 5X11 5 QC1L 1R FC4L 4R MC12 LC8 2401 000438 C AL 10UF 20 25V GP 5 11 2MM 11608 104 103 AC7 8 9 RC29 2401 000475 C AL 10UF 20 50V GP 5 11 2MM 11608 106 100 MC40 2401 000795 C A...

Страница 34: ... HEADER BOX 2P 1R 2 5MM ST 13349 512 561 TP1 2 3 P B HEAD 3711 000903 CONNECTOR HEADER BOX 3P 1R 2 5MM ST 13349 527 502 R P HEAD 3711 001011 CONNECTOR HEADER BOX 5P 1R 2 5MM ST 13349 103 053 CCDW2 3711 001137 CONNECTOR HEADER BOX 8P 1R 2MM 13349 119 080 FCW6 3711 003110 CONNECTOR HEADER BOX 4P 1R 2 5MM ST 3716 000198 TERMINAL BLOCK NON SOLDER 3P 4MM A3059 0007 MJ1 3716 000201 TERMINAL BLOCK NON SO...

Страница 35: ... UQ1 2 3 4 6 11 12 0504 000122 TR DIGITAL KSR1009Y NPN 300MW 4 7K 12159 301 790 ULD3 4 5 18 19 20 21 22 0601 000141 LED ROUND GRN 3 1MM 555NM A4150 0290 ULD23 24 30 ULD7 6 9 10 12 13 15 16 ULD1 2 8 11 14 17 29 0601 000180 LED INVERTER ORG 3MM 610NM 12309 001 210 ULD26 27 ULD25 28 0601 000245 LED ROUND RED 3 1MM 650NM 12309 001 450 UIC4 1204 000156 IC EQUALIZER BA3834S DIP 18P PLAS B4012 0447 UR53 ...

Страница 36: ... 20 50V Z5 UC8 2203 000661 C CERAMIC CHIP 270PF 5 50V NPO 201 11129 015 271 UC6 7 9 10 2203 000953 C CERAMIC CHIP 470PF 5 50V NPO 201 11129 004 471 UC17 23 21 2203 000979 C CERAMIC CHIP 47NF 10 50V X7R 201 UC18 2401 000240 C AL 100UF 20 10V GP 6 11MM 5MM TP 11608 102 104 UC5 22 2401 000243 C AL 100UF 20 10V GP 6 3 5 2 5MM T 11608 152 101 UC16 27 28 29 2401 000650 C AL 2 2UF 20 50V GP 3 5 1MM TP 11...

Страница 37: ...TIFIER 1N4001 50V 1A DO 41 A4104 0001 DPD1 0402 000450 DIODE BRIDGE PBL403 200V 4 0A DIP 4 12169 219 330 DPZD2 3 0403 000398 DIODE ZENER UZP8 2B 8 2V 7 7 8 7V 1 12169 403 600 DPZD1 0403 000399 DIODE ZENER UZP9 1B 9 1V 8 5 9 6V 1 12169 403 340 DPQ1 2 0501 000407 TR SMALL SIGNAL KSD471A Y NPN 800MW 12149 401 150 DPQ6 0504 000146 TR DIGITAL KSR2004 PNP 300MW 47K 47 12159 301 760 DPQ5 7 0504 000203 TR...

Страница 38: ...NF 5 50V 6X7X3 2MM 5M DPC56 58 43 45 2301 000389 C FILM PEF 150NF 5 50V 12 5X15X7 5 11505 713 154 DPC27 2301 000415 C FILM PEF 22NF 5 50V 6 5X10 5X4M DPC18 21 2301 000475 C FILM PEF 8 2NF 5 50V 6 5X12X3 5 DPC28 2301 000449 C FILM PEF 47NF 10 50V 8X11X4 5MM DPC69 70 2301 000476 C FILM PEF 82NF 10 50V 10 5X12 5X6 11505 714 823 DPC14 26 10 2401 000325 C AL 100UF 20 35V GP 8 11 5 3 5MM 11608 105 101 D...

Страница 39: ...07 000338 R CHIP 120KOHM 5 1 10W DA TP 2012 11119 101 124 NR41L 41R 204 191 100 2007 000355 R CHIP 12KOHM 5 1 10W DA TP 2012 11119 101 123 NR190 NR103 119 2007 000395 R CHIP 150KOHM 5 1 10W DA TP 2012 11119 101 154 NR110 2007 000409 R CHIP 15KOHM 5 1 10W DA TP 2012 11119 101 153 NR115 2007 000444 R CHIP 180KOHM 5 1 10W DA TP 2012 11119 101 184 NR102 109 205 45L 45R 2007 000468 R CHIP 1KOHM 5 1 10W...

Страница 40: ... 7UF 20 25V GP 3 5 1MM TP 11608 154 479 NC42L 2401 001502 C AL 47UF 20 16V GP 6 3 5 2 5MM TP 11608 153 470 NC117 2401 001968 C AL 470NF 20 50V GP 5X11MM 5 TP NL100 2703 000002 INDUCTOR SMD 100UH 10 2 5X3 2X2MM 11176 600 040 NXF100 2802 000211 RESONATOR CERAMIC 16 93MHZ 0 5 TP 14539 503 083 NS100 3409 000174 SWITCH LEAF 16VDC 500MA 10GF SPST 13564 601 100 NCW100 3708 000177 CONNECTOR FPC FC PIC 16P...

Страница 41: ... WALL 22P 1R 2 5MM 3711 003379 CONNECTOR HEADER NOWALL 3P 1R 2 5MM SIC3 AC14 12001G IC KA78L05 T SCW4 AH39 20025S LEAD CONNECTOR ASSY 51004 08 3502 16439 0291 00 SCW3 AH39 20025T LEAD CONNECTOR ASSY 51004 08 3502 16439 0292 00 Samsung Electronics 8 13 Electrical Parts List Location No New Code No Description Specification Old Code No ...

Страница 42: ...MIC1 MIC2 FIC1 JIC1 DIC1 DPIC5 FIC6 FIC3 DPIC4 LC7536 DPIC7 DPIC3 AIC1 FIC5 UIC4 UIC1 UIC2 UIC3 9 Block Diagrams 9 1 Main Samsung Electronics 9 1 ...

Страница 43: ...FE BIAS NVR1702 EF BAL MOTOR CONTROL S W SENSOR FOK MAIN PCB MAIN PCB MICOM CTRL LINE POWER AUDIO LINE 10 1 11 2 19 19 R G L 21 20 36 37 38 68 25 26 30 29 10 70 72 73 75 76 27 MCK MDATA MLT ISTAT SQDT LKFS SOS1 SQCK A GND R CH L CH GND B LD ON RESET LOCK SMEF WDCH SMON SMSD SL IN SP IN TE IN EF IN VREF SL SL MOTOR ACTUATOR DRIVER KA9258 6 NIC 9258 ASSP KA9220 NIC 9220 SCW1 SCW4 KA9270 NIC9270 KS92...

Страница 44: ... P2 P3 P4 P5 Controller Circuit Shift Register Latch Circuit P6 P7 P8 DATA CLK STB CLK P1 P2 P3 P4 P5 P19 P20 SO Controller Circuit Shift Register Latch Circuit NJU3718 UIC2 FIC3 NJU3711 UIC3 9 3 1 Main 9 3 IC TR Internal Diagrams Block Diagrams ...

Страница 45: ...BPF L NF NFL2 NFL1 REC L NF REC L IN BPF R NF MFR2 MFR1 REC R NF REC R IN ALC T ALC L OUT ALC R OUT DET ALCRIN ALCLIN N C PBR OUT PBL OUT EOR NFR PREGND EQL NFL AR BR AL BL 1 3Ucc 70 120 NS HS TYPE I II IV HS NS 3 5 6 8 9 101314 4 15 16 1 2 TR4 TR5 TR6 C1 R2 TR1 TR2 TR3 D1 R1 7 R9 R8 TR12 TR13 R10 TR16 R12 17 18 TR14 TR15 R11 C2 TR19 TR18 TR17 TR21 R14 TR20 D3 TR23 R16 TR24 TR11 R7 TR10 D2 R6 TR8 ...

Страница 46: ...EVEL SHIFT LATCH SHIFT REGISTER D D 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 29 29 28 27 26 25 24 23 22 21 20 19 18 17 16 ALC DUFF AM OSC AM MIX AM RF AMF AGC AM DET AM IF SMFT LEVEL DET FM IF FM DET REG GND TUNING DRIVE S CURVE AM FM IF BUFF COMP VCC AM FM SW VCC PHASE DET PILOT DET FF FF FF STEREO DRIVE TRIG MUTE STERO SW DECODER PM AM LA1836 MIC1 LC7536 FIC5 Block Diagrams ...

Страница 47: ...R ATT MUTE INPUT SELECTOR GAIN R8 R8 B OUT R B IN R TREBLE R OUT LEFT REAR RIGHT REAR OUT RIGHT FRONT OUT SCL SDA DIGGND LEFT FRONT OUT BUS BUFFER BUFFER VCA HPF RMS DETECTOR GND 7 R P SW 4 NR SW 13 R R 12 Vcc 10 CONTROL SWITCH VOLTAGE REGULATOR 8 REC IN1 PB 1N1 6 PB OUT1 3 GAIN FACTOR RMS DETECTOR VCA HPF 1 16 15 5 2 9 11 REC IN2 PB IN2 REC OUT2 14 PB OUT2 RIPPLE FILTER R CONST RIPPLE FILTER REC ...

Страница 48: ... C2 TR15 TR18 R10 TR17 TR16 D3 TR19 R16 TR20 TR9 R7 TR8 D2 R6 TR6 R5 TR5 R4 TR7 TR18 R15 12 11 OUT FILTER S TRIM VOL MUTE L DELAY R DELAY 50KΩ A A B B A B A SRAM Vdd IN FILTER ADM ADM CONT DEC B NR 1 B A 50KΩ 2 3 4 5 6 7 8 9 10 11 12 B A A B L R B A L R B 24 23 22 21 20 19 18 17 16 15 14 13 B A C AGND VREF 20KΩ VCC SS V STK4132II DPIC3 LV1015 DPIC4 ...

Страница 49: ...ROL OSC DEVIDER LPF NOISE GENERAT NOISE FILTER NOISE CH VREF CONTROL BALANCE CONTROL VR CHDOE CTRIM MUTE VCA VCA VCA VCA 1 2 3 4 5 6 7 8 9 10 VR VR LPF LPF VCA VCA VCA VCA RECT RECT P S P S RECT RECT DUAL T CONTROL LOG DIFF LOG DIFF Vcc B A B A B A B A 11 12 13 14 15 16 17 18 19 20 21 B A B A Vcc LA2786 DPIC5 ...

Страница 50: ...E EMPHA CONTROL INPUT DE EMPHA CTL DE EMPHA OUT1 DE EMPHA IN1 BUFFER OUT1 INPUT1 1 2Vcc AMP Vcc DE AMP2 DE AMP1 BUFFER2 BUFFER1 MUTE SW DE EM SW 28 27 26 25 24 23 22 21 20 19 18 17 16 15 1 2 3 4 6 7 8 9 10 11 12 13 14 LEVEL SHIFT LEVEL SHIFT BUY 10K 10K REGULATOR 10K MUTE 50K 50K 10K LEVEL SHIFT LEVEL SHIFT 10K BUY T S D 10K BUY 5 KA9258 NIC9258 LB1641 BA6209 MOTOR DRIVER SIC1 SIC2 SIC3 NIC1641 KA...

Страница 51: ...LEI SLSTP N C CPH CBH PFSET ISTAT N C AVEE S TRCNT DIRC RESET MDAT MLT MCK DVEE S AASC EFMO BPF APDI ISET LFR FSW HF GO FE2 FE1 FBIAS AVEE RF DCC1 DCC2 RV EI EO F E N C CV PD2 PD1 PD LD P N RF RFO RFI LOQP FILTER EFM COMPARATOR VREO VIC VCO 1 TIME VCO 2 TIMES TTL TO COMS COMS TO TTL CLV LPF MICOM TO SERVO CONTROL AUTO SEQUENCER FS1 TG4 TG1 TG2 FM1 TG7 PS1 TG2 DEFECT AMP COMPARATOR DEFECT AMP COMPA...

Страница 52: ... TRCNT ISTAT SQDT SQOK VREFH2 VREFH1 VREFL1 VREFL1 LCHOUT RCHOUT DATX TEST SEL4 SEL3 SEL2 SEL1 SOS1 SBCK SDAT SUBCODE SYNC DETECTOR SUBCODE OUTPUT SUBCODE Q REGISTER EFM MODULATOR 23 BITS SHIFT REGISTER EFM PHASE DETECTOR DPLL C L V SERVO E C C 10K SRAM 3RAM ADDRESS GENERATOR DIGITAL FILTER BFS D A C DIGITAL OUTPUT X TAL TIMING GENERATOR X TAL TIMING GENERATOR MODE SELECTOR C P U INTERFACE 28 29 S...

Страница 53: ...IN INPUT EXP DI POWER CLK4 DO 1 CLK 1 DI 1 CE 11 KEY 1 KEY 2 KEY 3 KEY 4 JOG 21 JOG 22 NAR EQ IN SCRO T SENS SCOR REMO O O I I O I O I I I I I I I I I I I I M65846 DSP ECHO LATCH LC7536 VOLUME IC CE AMPS SIGNAL IN MAIN AUDIO MUTE TUNER TUNED MSM6654 RELAX CLOCK LC72321 TDA7318 LC7236 LC72321 TDA7318 LC7236 LC72321 DATA INPUT LC72321 PLL CE A D KEY INPUT 1 A D KEY INPUT 2 A D KEY INPUT 3 A D KEY IN...

Страница 54: ... 21 DO 2 CLK 2 I I I I O O O O O I O O O O O O O O I I O O I O O O O O O I I O O O TUNER CD VIDEO CD V10 UP UP DOWN S W FOCUS OK GFS DSP SSP CONTROL LATCH DSP SSP CONTROL DATA DSP SSP CONTROL CLOCK V10 DOWN MOTOR V10 UP MOTOR SUB Q DATA INPUT SUB Q DATA INPUT CLOCK DSP MUTE CD OPEN MOTOR CD CLOSE MOTOR ROULETTE MOTOR ROULETTE MOTOR SENSE LD ON XRST JOG VOLUME1 JOG VOLUME 2 LATCH PRO LOGIC MAIN DAT...

Страница 55: ...10 PCB Diagrams 10 1 Main Samsung Electronics 10 1 ...

Страница 56: ...10 2 Samsung Electronics PCB Diagrams ...

Страница 57: ...10 2 Front PCB Diagrams Samsung Electronics 10 3 ...

Страница 58: ...10 3 Pro Logic Power PCB Diagrams 10 4 Samsung Electronics ...

Страница 59: ...10 4 CD PCB Diagrams 10 4 1 Top View 10 4 2 Bottom View Samsung Electronics 10 5 ...

Страница 60: ...PCB Diagrams 10 4 3 SUB 10 6 Samsung Electronics ...

Страница 61: ... CD SUB PCB CD MAIN PCB MAIN PCB POWER PCB FAN SUB PCB POWER PLUG CCDW1 CCDW2 CCD3 CCD1 CCD2 SCW1 SCW3 SCW4 SCW2 NCW101 NCW103 PCW1 PW1 FCW1 FCW3 FCW2 P B HEAD R P HEAD P B DECK R P DECK CCDW2 RCW1 CCW1 CCW2 V CUT V CUT DPCW1 DPW4 DPW5 DPW3 PRW1 PRO LOGIC PCB DCW1 ...

Страница 62: ...FIC5 1 2 10 G G B 5V DO1 CLK1 CE12 3 4 5 6 7 8 9 TO DOLBY PCB 12 Schematic Diagrams 12 1 Main Samsung Electronics 12 1 ...

Страница 63: ...12 2 Front Schematic Diagrams 12 2 Samsung Elctronics UIC2 UIC3 ...

Страница 64: ...12 3 Pro Logic Schematic Diagrams Samsung Electronics 12 3 DPIC7 DPIC4 DPIC5 DPIC3 ...

Страница 65: ...FIC01 NIC9282 NIC9220 NIC9258 NIC1641 SIC2 SIC1 LB1641 NIC9270 12 4 CD 12 4 Samsung Electronics Schematic Diagrams 1 1 2 2 3 3 ...

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