Samsung DVD-905 Service Manual Download Page 77

Page: 77 / 136

Thoubleshooting

5-16

Samsung Electronics

Yes

MIC6-12, 13 pin is fixed

to 0V?

Check A/V decoder signal

process block

Chekl DVD signal process block

Check MIC1 peripheral soldering

(Including 12MHz oscillationg

of front micom)

MIC6-9, 10 pin is fixed

to 0V?

Check at front operation

error

MIC1-10 pin waveform

state(0,1) changes whenever

pressing front key?

Summary of Contents for DVD-905

Page 1: ...Specifications 4 Disassembly and Reassembly 5 Thoubleshooting 6 Exploded Views and Parts List 7 Electrical Parts List 8 Block Diagram 9 PCB Diagrams 10 Wiring Diagram 11 Schematic Diagrams Manual DIGITAL VIDEO DISC PLAYER CONTENTS Samsung Electronics Co Ltd MAY 1997 AH68 20166A AH68 20167A ...

Page 2: ...t exceed 0 5 milliamp Reverse the power plug prongs in the AC outlet and repeat the test 6 X ray Limits The picture tube is designed to prohibit X ray emissions To ensure continued X ray protection replace the picture tube only with one that is the same type as the original Fig 1 AC Leakage Test 7 Antenna Cold Check With the unitÕs AC plug disconnected from the AC source connect an electrical jump...

Page 3: ...e following areas Antenna wiring sharp edges and especially the AC and high voltage power supplies Always inspect for pinched out of place or frayed wiring Do not change the spacing between components and the printed circuit board Check the AC power cord for damage Make sure that leads and components do not touch thermally hot parts 18 Picture Tube Implosion Warning The picture tube in this receiv...

Page 4: ... Disassemble the deck PCB 5 Replace the Pick up O S LD SW3 FPC 1 2 1 Disassembly 1 2 Pick up disassembly and ressembly 1 2 2 Assembly Note If the assembly and disassembly are not done in correct sequence the Pick up may be damaged Fig 1 2 1 Replace the Pick up 2 Assemble the deck PCB 3 Reassemble the deck 4 Switch LD SW3 on deck PCB to ÔOÕ and insert FPC into Main PCB CN1 See Fig 1 2 ...

Page 5: ...Precautions 1 4 Samsung Electronics MEMO ...

Page 6: ...e 74 minutes Reading Speed 1 2 1 4m sec Maximum Play Time 74 minutes Video Audio 2 channel 1 0Vp p R Red 0 714Vp p G Green 0 714Vp p B Blue 0 714Vp p S Sync 4 0Vp p Luminance Signal 1Vp p 75Ω load Color Signal 0 286Vp p 75Ω load L 1 L R 2 R F L F R R L R R C T S W Analog 2Vrms 1KHz Digital 5Vp p Frequency Response 4Hz 20KHz S M Ratio 105dB Dynamic Range 95dB Total Harmonic Distortion 0 005 Power R...

Page 7: ...Product Specifications 3 2 Samsung Electronics MEMO ...

Page 8: ...tion of arrow 3 Close Tray Œ and power off Note If Tray Œ doesnÕt open insert a clip ˇ into the hole as shown in detailed drawing and open Tray Œ manually Fig 4 1 Samsung Electronics 4 1 70mm TRAY DOOR TRAY CHIP 2 1 3 4 Disassembly and Reassembly 4 1 Exterior and PCB Disassembly 4 1 1 Door tray ...

Page 9: ...ssembly and Reassembly 4 1 2 Top cabinet 1 Remove 3 screws Œ on the back panel 2 Remove 4 screws ˇ on the left and right side 3 Lift up the top cabinet in direction of arrow Fig 4 2 CABINET TOP 2SCREWS 3SCREWS 2SCREWS 2 2 3 3 1 1 ...

Page 10: ...d disassemble the front 3 Remove 2 screws from PCB front 4 Remove 9 hooks to fix PCB front and disassemble PCB front 5 Remove 2 screws ˆ on the top of cover panel assÕy 6 Remove 4 top hooks Ø and 5 bottom hooks and disassemble the cover panel assÕy Fig 4 3 2 SCREWS 1 SCREW 4 HOOKS 2 SCREWS COVER PANEL ASS Y 5 HOOKS PANEL FRONT ASS Y 1 SCREW 2 SCREWS PCB FRONT 2 2 6 6 5 5 4 4 1 1 7 7 3 3 ...

Page 11: ...e 2 Holder PCB inserted in PCB MAIN and lift up PCB MAIN 3 Remove 3 screws ˇ from PCB SMPS 4 Remove 3 Spacer PCB inserted in PCB SMPS and lift up PCB SMPS 5 Remove 2 screws ˆ to fix BRKT PCB assÕy Fig 4 4 4 SCREWS 2 SCREWS PCB MAIN PCB SMPS 3 SCREWS BRKT PCB ASS Y HOLDER PCB SPACER PCB ASS Y BOTTOM 1 1 5 5 2 2 4 4 3 3 ...

Page 12: ...ics 4 5 Disassembly and Reassembly 4 1 5 Deck Frame chassis 1 Remove 4 screws Œ from the deck and lift it up 2 Remove 4 screws from the frame chassis and lift it up Fig 4 5 4 SCREWS DECK FRAME CHASSIS 4 SCREWS 1 1 2 2 ...

Page 13: ...Disassembly and Reassembly 4 6 Samsung Electronics 4 2 PCB Locations PCB MAIN PCB SMPS PCB FRONT Fig 4 6 DVD905 ...

Page 14: ... 2 1 DVD905 Fig 4 7 PCB FRONT 1 PCB SMPS 4 2 6 PCB MAIN 3 5 No Connector wafer No Direction Connector wafer No Œ FCN1 PCB FRONT PCB MAIN VCN11 VCN11 PCB FRONT FCN1 ˇ CN5 DECK PCB MAIN CN1 CN1 DECK CN5 ˆ PCN02 PCB SMP PCB MAIN VCN13 Ø VCN13 PCB SMPS PCN02 ...

Page 15: ...t a clip into Emergency hole and push Gear Cam Center ˇ When the tray comes out a little pull it in direction of arrow ÒCÓ 3 Pull the tray to disassemble while simultaneously pushing the hook ˆ Ø in direction of arrow ÒAÓ ÒBÓ Fig 4 8 A C B HOOK EMERGENCY HOLE CLIP 3 3 GEAR CAM CENTER TRAY HOOK 1 1 2 SCREWS ASS Y DECK CLAMPER 2 2 5 5 6 6 3 3 4 4 ...

Page 16: ...Deck DVD 1 Remove 2 screws Œ and disassemble the assÕy PCB deck 2 Disassemble the assÕy deck DVD in direction of arrow ÒBÓ while simultaneously pushing the hook ˇ in direction of arrow ÒAÓ Fig 4 9 B A ASS Y DECK DVD 3 3 HOOK ASS Y PCB DECK 2 SCREWS 1 1 2 2 3 3 4 4 ...

Page 17: ...haft syncro Ú and remove the 2 gear syncro Æ in both directions Assembling Adjust the shaft end of motor feed so that it is exactly equal to the height of the hump in gear pole of assÕy gear magnet Fig 4 10 GEAR CAM CENTER 1 SCREW GEAR CAM SUB 1 1 GEAR TRY GEAR TRY A BELT PULLEY 1 SCREW PULLEY GEAR 2 SCREWS LEVER OPEN S W 1 SCREW MOTOR PULLEY ASSEMBLING ADJUST THE END OF MOTOR SHAFT SAMELY AS HEIG...

Page 18: ...Disassembly and Reassembly Samsung Electronics 4 11 4 3 4 Ass y deck 1 Remove 4 screws Œ 2 Lift up the assÕy deck Fig 4 11 4 SCREWS ASS Y DECK 1 1 2 2 ...

Page 19: ...7 Disassemble the assÕy gear magnet Æ 8 Remove 2 screws ı and disassemble the assÕy PCB hall sensor 9 Remove 1 screw and disassemble the motor feed Assembling Adjsut the shaft end of motor feed so that it is exactly equal to the height of the hump in gear pole of assÕy gear magnet Fig 4 12 HUMP MOTOR SHAFT DETAILED DRAWING UPPER SIDE HOLDER CAM 3 SCREWS ASS Y MOTOR SPINDLE 3 SCREWS SHAFT P U L ASS...

Page 20: ... Vp Fig 2 2 The output Vs of transformer is determined by the ratio of 1st Np and 2st Ns Vs Ns Np x Vp Fig 2 3 Vout is output DC by diode and condensor Fig 2 4 2 Circuit Operating Description 2 1 SMPS circuit description Vreg Vout Vs Ns Vp Np Regulator Common power Ex 220V60Hz Vs t 0 220 2 V 20us Vs t 0 Vout t 0 3 Waveform Description ...

Page 21: ...s caused by margin design È Greater core size and condensor capacity are needed because the transformer works on a single power frequency Fig 2 5 2 1 1 B SMPS PULSE WIDTH MODULATION METHOD Fig 2 6 3 Terms 1st Common power input to 1st winding 2d Circuit followings output winding of transformer f Frequency Switching frequency T Switching cycle Duty Ton T x 100 V Vreg Vout 0 t Change by common power...

Page 22: ...ation Samsung Electronics 2 3 3 Waveform Fig 2 7 Fig 2 11 Fig 2 8 Fig 2 12 Fig 2 9 Fig 2 10 Fig 2 13 Vin 0 t Vswitch Ton 0 t Toff Vin Vp 0 t Iswitch ON OFF Control 0 f t Ton Toff Vp Vin Vps 0 t 0 t Vs Vs1 Vs2 0 t Vout ...

Page 23: ...ircuit at power input output Noise removal SNUBBER Smoothing circuit Rectified circuit Line filter Power IN 85 265V F E T FLT driving circuit 5V rectified smoothing circuit 3 3V rectified smoothing circuit Convertor PWM control circuit KA7552 Voltage detection circuit 9V rectified smoothing circuit 8V rectified smoothing circuit 8V rectified smoothing circuit 5V rectified voltage circuit x2 3 3V r...

Page 24: ...residual high voltage at the terminals of switch during switch off Suppress noise High inverted power occurs at switch off because of the 1st winding of transformer V L1xdi dt LI Leakage Induction A very high residual voltage exists on both terminals of PQ1 because dt is a very short SNUBBER circuit protects PQ1 from damage through leakage voltage suppression by RC Charges the leakage voltage to P...

Page 25: ...E T current is distributed to PR22 PR21 in voltage and input to IS terminal Purpose Limit the overcurrent of PQ1 Current waveform See Fig 2 10 Ground SMPS 1st ground ON OFF control pulse output terminal f fixed ON TIME variable Maximum duty is 70 Maximum IC power supply terminal IC function starts at exceeding 16V Vcc less than 8 7V will be OFF after IC working See Clause 3 Vcc circuit Vcc voltage...

Page 26: ... 5 8V Vout PR36 x PR39 PR39 x 2 5V b If load of 5 8 V terminal increases or AC input voltage decreases and Vout decreases below 5 8V then PIC3 ÔPÕ potential down below 2 5V PIC3 A K of base current down PIC3 of A K current down PIC2 Diode current down PIC2 C E current down PIC2 C E voltage up PIC1 F B voltage up OUT Duty up Transformer 1st current up Transformer 1st power up Vout up Maintain Vout ...

Page 27: ...ent up Limit switch current to IS terminal Duty limit Apply 1st supply power in comparison with 2d power Concentrate on 2d power short terminal PIC1 Vcc terminal TRANS output voltage down below 8 7V PIC1 OFF PIC1 ON via driving resistance Above operations repeated Maintain intermittent operation mode See Fig 2 19 Waveform At short release normal operation 2 Short OFF mode Main examples Feedback ci...

Page 28: ...ency at AC110V input Above 25W High efficiency at AC230V input The peak value of current on switch at overload is lower than that at 110V input because SMPS is highly efficient above 25W at 230V input Therefore maximum power increases at 230V as compared to 110V at overload Add PZD11 PR19 and set to the same level as 110V Higher at 230V input than at PZD11 input limit maximum power because IS term...

Page 29: ...summing AMP RF signal is inputted to RFN pin55 among input terminals and RFP pin54 is used for AC ground Fig 2 20 Fig 2 21 shows the waveform equalizing block diagram for the RF signal It outputs to EQout pin 46 terminal by initially changing switching AMP gain of DVD and CD and then adjusting the level in VCA It controls VCA gain by means of RF gain pin 48 and interfaces with PWM signal output fr...

Page 30: ...constant DC is supplied to a resistive voltage divider S Qse1 pin 44 Changes the peak frequency such as CD TIME as 2d control Switched according to play linear velocity ratio of quadruple single rate Set to Ô0Õ because only one rate is vaild in this system Note CD and DVD signals are equalized according to the above control parameters and then output to CD EQ OUT pin39 and DVD EQ OUT pin34 Then CD...

Page 31: ...e interrupt at each 1 4ms cycle may be checked on pin 23 during normal detection the interrupt signal is generated periodically It is difficult to precisely define 1 4ms cycle because other interrupts are also occuring During Sync detection the recorded signal is converted to data by means of an 8 16 modulation circuit The modulated signal is saved in memory and interfaced externally for error cor...

Page 32: ... MIC4 74AC573 to latch only address in the bus where address and data are mixed address decoder for selection of external device chip and 20MHz clock oscillator for micom operation The micom MIC1 TMP93CS41 mounted in main board analizes the key commands of front panel or instructions of remote control through communication with micom FIC1 LC86P6232 of front and controls the devices on board to exe...

Page 33: ...ram MIC1 MICOM TMP93CS41F MIC2 EPROM AM27C020 MIC3 SRAM KM681000 MIC5 EPROM IS24C02 MIC4 74AC573 MIC6 ADDRESS DECODER FRONT MICOM DVD PROCESSOR COPY RPOTECTION DECODER NTSC PAL ENOCDER D A CONVERTER A V DECORDER CD PROCESSOR MICOM BLOCK DATA BUS HIGH ADDRESS LOW ADDRESS Fig 2 22 ...

Page 34: ...ignal CH2 HAD0 9 Input data of MIC4 Common bus data Fig 2 23 The inclining and rising part indicate floating range of data bus That is there is no operational problem because micom is time area not to access any devices sharing a common bus The waveform is shown to incline and rise by pull up resistance and capacitance on PCB pattern When micom accesses each device sharing bus it falls the chip se...

Page 35: ...ELECT CH5 WR MIC1 73 MICOM OUTPUT WRITE SIGNAL CH6 RD MIC1 72 MICOM OUTPUT READ SIGNAL Fig 2 26 CH1 CS1 MIC3 22 SRAM CHIP SELECT CH2 CS2 MIC2 22 EPROM CHIP SELECT CH3 DPCS DIC6 76 COPY PROTECTION DECODER CHIP SELECT CH4 DVDCS VIC1 175 A V DECODER CHIP SELECT CH5 WR MIC1 73 MICOM OUTPUT WRITE SIGNAL CH6 RD MIC1 72 MICOM OUTPUT READ SIGNAL CS1 CS2 DPCS WR DVDCS RD CS1 CS2 DPCS WR DVDCS RD CS1 CS2 DP...

Page 36: ...resh the memory is almost filled up periodically It is because Write rate to memory after disk playback and signal process is faster than Read rate of MPEG decoder When the memory is filled the fact is reported by interrupt to main micom which controls the servo and kicks back the pick up to the previous track after memorizing the last data read from disk until now It takes some times to jump to t...

Page 37: ...N SBGN SENB SERR SDCK SD SREQ SCL RFIN 50 LPF VCO 36 37 38 26 PDON PDOP RLLD PLCK 4M DRAM MIC6 74HC00 ADDRESS DECODER 23 11 10 12 H I N T H D H A H D R D H D W T H C E N M P I N T H D H A H D R D H D W T H C E N 36 38 37 80 77 78 76 M P R D M P W T M P D A T A M P A D M P C S 15 RESET W R R D D P I N T H A D H A D R S MICOM MIC1 TMP93CS41F DIC6 TC6804F 2X1 MUX 74HC157 PVSIN PVSACK PVSERR BSTCLK PV...

Page 38: ...ut swings in approx 2V of amplitude and the output swings in 3 3V CH1 SVCKI DIC1 5 CH2 SVCKO DIC1 6 Fig 2 29 CH1 is RF signal waveform inputted to DIC1 and inputted with 2 5V of amplitude on the basis of approx 1 65V level If RF signal is higher than slice level CH2 of slice level is cut digital 1 HIGH and if lower digital 0 LOW and converted into digital data CH3 indicates a waveform that RF sign...

Page 39: ... in DIC1 when RF signal is inputted The phase difference signals is inputted into VCO after summing in external PLL circuit of DIC1 VCO changes PLL clock frequency according to input voltage The middle frequency of external PLL circuit is approx 27MHz and a clock DIC1 26 swung by PLL on the basis of 27MHz may be shown at DVD refresh CH1 RFIN DIC1 50 RF Input signal CH2 SLCO DIC1 34 Sliced data CH3...

Page 40: ... signal and RLLD signal waveform at DVD refresh and RLLD waveform is regular as 1 65V If a serious error occurs in disk RLLD signal is outputted as correction signal and enters PLL control system after summing with phase difference signal CH1 RFIN DIC1 50 RF Input signal CH2 RLLD DIC1 38 RLLD signal at disk refresh Fig 2 35 RLLD signal is ouputted at disk halt or occurrence of serious error CH1 RF...

Page 41: ...requency becomes high CH1 RFIN DIC1 50 RF Input signal at disk playback CH2 VCO control signal DD1 3 Variable capacitance diode Fig 2 38 When the inputted RF signal is error correction processed in DIC1 and inputted into DIC6 it is processed to release the digital copy protection The digital copy protection released data makes the acknowlegde signal of CH2 LOW and outputs data CH4 when MPEG decode...

Page 42: ...us CH3 HA0 7 MIC4 19 to 12 Main micom addreess 0 7 Fig 2 40 It shows access in fast page mode as waveform when DIC1 accesses external memory 4Mbit DRAM at DVD refresh WE Write enable DIC2 7 OE OUTPUT ENABLE DIC2 22 RAS RAW ADDRESS STROBE DIC2 8 CAS COLUMN ADDRESS STROBE DIC2 23 ADRS ADDRESS DATA DATA Fig 2 41 It shows the external memory refresh of DIC1 and uses Cas Before Ras Refresh DIC2 4MDRAM ...

Page 43: ... the interrupt and writes a value in register of DIC1 to respond instruction for interrupt Micom accesses DIC1 five times in Figure Micom recognizes the operation of chip and makes a necessary instruction after receiving the interrupt generated in DIC1 and DIC6 and accessing the corresponding chip The instruction is executed by acessing the corresponding chip and writing a value digital into regis...

Page 44: ...s a uniform distance between object lens of Pick up and disc for surface vibration of disc 2 Tracking SERVO Make the object lens follow the disc track in use of tracking error signal created from Pick up 3 SLED Linked SERVO When the tracking actuator inclines outwardly as the object lens follows the track during play the SLED motor moves slightly and counteracts the incline 4 CLV SERVO DISC Motor ...

Page 45: ...DISC SLED M T HALL PCB LD PD SPINDLE M T CN1 HA1 HA1 HA2 HA2 SLED SLED AO DO CO BO FO EO PD LD F T T F SPINDLE FOCUSING TRACKING SIC2 KA9250 RIC1 TA1236F MIC1 TMP 93CS41F SIC7 TA942ØF DIC1 TA90A19F SIC4 BA5924 SIC5 BA6840 RIC2 TA1253F 12 2 1 23 22 17 18 12 11 2 7 23 22 7 34 34 55 12 51 52 1 ...

Page 46: ... loop closes the loop during focus servo on both pin 43 and pin 48 of SIC7 are controlled by VREF voltage approx 2 1V and pin 1 2 of SIC4 are approximately 4 5V 2 5 3 b TRACKING SERVO 1 Normal play mode 1 For DVD Composite The signal output from PD A B C D of Pick up the tracking error signal RIC2 pin 14 uses the phase difference of A C and B D in RIC2 and inputs to terminal 8 of RIC1 The signal i...

Page 47: ...ormal play mode Move SLED motor slightly by means of PWM signal in SIC7 pin 54 as the tracking actuator moves along with track during play Control to move the entire Pick up as the tracking actuator moves 2 Coarse serach mode In case of long distance search such as chapter serach pin 48 uses sled FG SIC2 pin 19 which is generated by rotation of sled motor via hall PCB Then read ID and compute the ...

Page 48: ...the inputted signal and the converted analog video signal is outputted to exterior via amplifier low pass filter and buffer of back analog part The audio signal is D A converted via AIC3 AIC9 AIC14 and KIC14 too and outputted to exterior through analog signal process similar to video signal Fig 2 49 A V decoder and output block diagram DIC6 TC6804AF Digital Protection VIC1 LC6120P A V Decoder Vide...

Page 49: ...mmunication with DIC6 Fig 2 50 A V decoder VIC1 LC6120P signal VIC2 VIC3 VIC4 VIC5 VIC6 VCI7 20M RAM 4M ROM MIC1 MICOM DIC6 Digital Copy Guard SIC7 Servo Pro CD_DATA CD_LRCK CD_BCK CD_C2PO SDATA VFSY S0S1 SCLK VIC8 VIC9 Memory Controller Host Interface Program Stream Decoder OSD Decoder Subpicture Decoder MPEG Video Decoder AC 3 Decoder MPEG Audio Decoder Video Mixer SYNC Generator Digital IEC 958...

Page 50: ...he above signals select RGB or Y C CVBS by means of switch and are outputted out of chip through DAC Fig 2 51 VIC3 STVO119 internal block diagram 3 Amplifier VQ2 VQ8 VQ14 and VQ18 peripheral circuits are amplifer parts to set the video signal outputted from STV0119 to rated output level VR57 is load resistance demanded by STV0119 and the gain is determined by resistance ratio interfaced with colle...

Page 51: ...cy features of VFLT2 VFLT4 5 Switch This system selects and outputs RGB or Y C by register setting of STV0119 If Y C is selected Y C signal is outputted to Y C jack and RGB jack These signals are abnormal and had better not to be outputted seeing in RGB jack It is same at RGB output So analog switch VIC32 14053 is used Fig 2 54 RGB Y C switching 0 dB 3 dB 6 75MHz GAIN dB RGB or Y C RGB YC Y C outp...

Page 52: ...nel If DVD of 2 channels is used rear L R channel center channel and subwooder channel are mixed and outputted in 2 channels CD and VCD are outputted only in 2 channels in stereo The digital signals IEC 958 Output outputted from A V decoder are outputted to digital amp and AC 3 amp through optical jack opt and RCA jack RC45 Fig 2 55 Audio output block diagram VIC1 LC6120P A V DECODER K IC3 KCM1710...

Page 53: ...ATA1 data are ouputted by analog signal of D A converter of AIC9 and to rear L R via HPF after filtering DATA2 data are converted into analog signal by D A converter of AIC14 and to rear L R via HPF after filtering and a channel is outputted by center signal via post filter nad HPF The other channel of AIC14 is outputted by subwoofer signal through amplifier of 4 5dB and LPF 2 Bass redirection 2 C...

Page 54: ...g of DVD audio output outputted from AIC3 and CD VCD audio ouput of KIC3 at output in stereo 2 channels is describes in the below table Table 2 2 CD DVD Ouput table CD VCD DVD Down mixing Sub woofer speaker using AIC47 9 10 11 pin L H L Output AIC17 2 5 pin AIC17 1 2 pin AIC17 12 No down mixing open Mixed L R ouput Sub woofer speaker output Reference Information Samsung Electronics 2 35 L CH ZO YO...

Page 55: ...S S D V D D 5 M D 7 M D 6 M D 5 M D 4 M D 3 M D 2 M D 1 M D 0 Memory I F De Scrambler ECC 8 16 DEM Sync Det Control Circuit Frame Sync Sector Sync Frame Number Correction PWM CLV Contol RF Signal Process PLL SVCK PFCK HOST INTERFACE ECC STATUS OUT UNIVERSAL PWM DPCK SVCK E D 3 E D 2 E D 1 E D 0 P L C K H A I H A 0 H I N T D V D D 5 D V S S H D 7 H D 6 H D 5 H D 4 H D 3 H D 2 H D 1 H D 0 H C E N H ...

Page 56: ...DAT1 MPDAT2 MPDAT3 MPDAT4 MPDAT5 MPDAT6 MPDAT7 VDD MPAD0 MPAD1 MPCS MPRD MPWT MPWAIT MPINT N C WAIT HOWT HORD HCEN HA0 HA1 VDO HD0 HD1 HD2 HD3 HD4 HD5 HD6 HD7 65 70 75 80 40 35 30 25 SCL VSS VDD PVSDAT7 PVSDAT6 PVSDAT5 PVSDAT4 PVSDAT3 PVSDAT2 PVSDAT1 PVSDAT0 VSS PVSRE PVSARK PVSERR PVSSINT BSTCLK N C N C VDD MCK2 YSS N C N C 1 VSS VSS VSS VDD SD7 SD6 SD5 SD4 SD3 SD2 SD1 SD0 YSS SERR SBGN SENB SDCK...

Page 57: ...5 6 7 8 9 10 NC SCKI TEST ML MC MD RSTB ZERO VOUT R AGND 20 19 18 17 16 15 14 13 12 11 DGND VDD NC NC LRCIN DIN BCKIN CAP VOUT L VSS 1 2 3 4 5 6 7 8 9 10 11 12 24 23 22 21 20 19 18 17 16 15 14 13 XTO GNDP GNDD VDD RSV NC LRCIN DIN BCKIN CAP VOUTL VCA XTI SCKO VCP NC MCKO ML MC MD RSTB ZERO VOUTR GNDA ...

Page 58: ...CD EQ DVD EQ VCA DVD EQ SEL Peak Bottom Detector SEL Ripple Detector VREF 2VR GEN TIME CON LPF Fullwave RECT GND3 RFR FIL RFRPOUT RFcen FWR FIL FEOUT FEIN DVDGD NC PRE FIL NC TEOUT Vref Vref FIL 2Vref 2Vref FIL GND2 MCK ADJ FIL Vcc2 RPD etP DetSR RPDetB GND1 DPD TE NC 3B OUT 3B IN 3BTE SB OUT SB IN TE BAL S D sel FIN EIN VrefIN DIN CIN BIN AIN Vcc1 RFNIN RFPIN LDPsel OUT LDC Vcc3 MDIN RF Gain DVD ...

Page 59: ... 91 92 93 94 95 96 97 98 99 100 DVDD RO DVSS DVR LO DVDD TEST1 TEST2 TEST3 BUS0 BUS1 BUS2 BUS3 VDD VSS BUCK CCE TEST4 TSMOD RST XVDD XO XI XVSS VDD PXO PXI VSS TESIO1 TESIN DACT CKSE DMOUT IO3 IO2 IO1 IO0 VSS VDD FLGD FLGC FLGB FLGA SEL 2VREF DMO FVO FMO TEBC RFGC TEST0 HSO UHSO EMPH LRCK VSS BCK AOUT DOUT MBOV IPF SBOK CLCK VDD VSS DATA SFSY SBSY SPCK SPDA COFS MONIT VDD TESIO0 P2VREF SPDO PDOS P...

Page 60: ...VSYNC 119 VDATA7 118 VDATA6 117 VDATA5 116 NC 115 VDATA4 114 VDD 113 VDATA3 112 NC 111 VDATA2 110 VDATA1 109 VDATA0 108 NC 107 VCK 106 VSS 105 133 137 141 146 150 53 MDATA15 54 MDATA14 55 NC 56 VDD 57 MDATA13 58 VSS 59 NC 60 MDATA12 61 MDATA11 62 VSS 63 NC 64 MDATA10 65 MDATA9 66 MDATA8 67 VDD 68 NC 69 MDATA7 70 MDATA6 71 MDATA5 72 NC 73 MDATA4 74 MDATA3 75 MDATA2 76 NC 77 MDATA1 78 MDATA0 79 MRAS...

Page 61: ...A11 A10 A9 VSS A8 A7 A6 A5 A4 A3 A2 A1 A0 1 VCC 2 DQ0 3 DQ1 4 DQ2 5 DQ3 6 DQ4 7 DQ5 8 DQ6 9 DQ7 10 N C 11 W 12 RAS 13 N C 14 15 16 A0 17 A1 18 A2 19 A3 20 VCC N C VCC 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 VSS DQ15 DQ14 DQ13 DQ12 DQ11 DQ10 DQ9 DQ8 LCAS UCAS OE A8 A7 A6 A5 A4 VSS N C VSS 1 HSYNC 2 YCRCB7 3 YCRCB6 4 YCRCB5 5 YCRCB4 6 YCRCB3 7 YCRCB2 8 YCRCB1 9 YCRCB0 10 Vss 11 CVBS 12 VR...

Page 62: ... FET No power PF01 Error PD01 voltage is miss ing PQ FET D S voltage is miss ing 6pin voltage exists in PIC1 Pulse is missing in PIC1 5 No Yes Yes Yes Yes No Yes Yes Replace fuse Check PR10 Check 2d voltage Check PR11 12 13 14 Replace PIC Check feed back ...

Page 63: ...t line is shorted check for intermittent operation Check voltage line short for intermittent operation Check PR11 12 13 14 voltage Check PC14 15 Pattern check PL36 PL37 Open check PR21 22 23 PZD11 Open check Short 5 8V line Intermittently works PIC2 Output voltage is miss ing PIC1 6 Output 10V error No PIC1 5 output PIC 8 Output 7V error ...

Page 64: ...tronics 5 3 Yes No Yes Yes Yes Yes Yes Yes No power Check intermittent operation mode Front Micom FU1 of ON OFF signal is miss ing PIC4 6 7 output is missing Each output port open PIC4 6 7 input is OK Replace the corre sponding IC ...

Page 65: ...com peripheral circuit Check S W interface Check communication status with main Micom Check FR pins 34 13 12 11 10 8 7 6 26 If the problem persists Check after replacing Front Check other parts for normal Front operation 12MHz oscillation FY1 Reset working in FIC1 Micom 12pin FIC1 Micom soldering is OK Operational waveform is missing in FIC3 FLT pin Keys of STOP PLAY OPEN work normally No No No No...

Page 66: ...6 terminal Actual velocity occurs at SIC2 18 terminal SLEDGS terminal is ÔLÕ in search range Replace uCOM program Check SIC2 peripheral circuit 1 5Vpp sine wave occurs at search at SIC2 3 21 terminal Replace Hall PCB Check SIC2 peripheral circuit Check SLEDGS terminal of uCOM Check peripheral circuit A Page5 6 No No No Yes Yes Yes Yes Yes No ...

Page 67: ...al is changed from ÔLÕ to ÔHÕ track input is OK within several ms FINE SEEK RFRF signal is missing RFCT follows center level of RFRF Track incoming is delayed C Page 5 11 FINE SEEK check Check RIC1 peripheral circuit Check PR11 peripheral circuit Time Out due to many jump counts Check SIC2 peripheral soldering Yes No No No ...

Page 68: ...Pick up For CD check RR34 RR36A peripheral circuit For DVD check RR45 peripheral circuit Check SIC4 peripheral circuit SLED linked loop check SIC7 53 FMC occurs SIC4 14 ouput is normal SIC4 17 18 terminal outputs are normal Pick up transfer is smooth Check SIC4 soldering and power Check SQ1 peripheral circuit and SLEDGS terminal Check SIC7 53 peripheral circuit SLEDGS terminal is ÔLÕ Yes ...

Page 69: ...heck SIC6 soldering and power Check SIC5 soldering and power or Replace SIC5 Check RIC1 soldering and power Check RIC3 peripheral circuit and A B C D Input of RF signal is normal For CD SIC7 38 terminal For DVD DIC1 Pin 50 DMO output is normal For CD SIC7 55 terminal For DVD DIC1 Pin 54 SIC6 Pin 1 output is normal SIC5 Pin22 signal is normal Check or replace disc motor After resoldering SIC7 DIC1 ...

Page 70: ... Yes No Yes Yes No tray open close MIC1 Pin84 85 is OPEN L L CLOSE H H Check SIC4 Pin26 27 ouput at open close Signal is reverse output based on 4 5 Check line state from SIC4 Pin26 27 to tray motor Check SR24 25 peripheral circuit Micom error ...

Page 71: ...Thoubleshooting 5 10 Samsung Electronics No Yes No disc LD is away from object lens at play key input No disk focus incoming failure D Page 5 13 C Page 5 11 ...

Page 72: ... FES in SIC7 43 TP39 is within specified range FES in SIC7 43 TP39 is within specified range SIC4 1 2 outputs are normal Check open state from SIC4 to Pick up Check RR26 RR26A RR28 value and A B C D input Check RIC1 2 3 peripheral circuit Check SIC4 No No No Yes Yes ...

Page 73: ...oting 5 12 Samsung Electronics No PICK UP in Home position Micom error Check SIC2 SIC9 signal transfer system MIC1 8 Output is normal SELED FG MIC1 9 is input normally Check SIC4 soldering and power Yes Yes No No ...

Page 74: ... RIC1 50 output is 180mV Current exceeds 0 1A Divide RQ1 emitter terminal voltage and 5V real voltage difference into 12 LD out Pick up replace Open check in related circuit LD MPD error Replace Pick up Check MIC1 6 RIC1 50 output is 0V Yes Yes Yes Yes Yes No No No No ...

Page 75: ...z oscillating part Check 27MHz oscillating part Check MIC2 peripheral soldering Replace DIC1 33MHz clock is input in DIC1 33 pin and DIC6 43 pin 27MHz clock is input in DIC1 5 pin and DIC6 21 pin WaveformsofMIC210 15 17 21pin are measuredinall8bits likeCH2andCS2 MIC2 22pin WR MIC 29pin RD MIC2 24pin signalsswing Signals are output from DIC1 36 37 38 pin DVD1 peripheral soldering and short check ...

Page 76: ... short pin out of micomcommon bus 8 bit Check short or openingofmi com Check solderingofmicom and com munication devices Check DVD1 peripheral unit All power is measured correctly and front cable is properly connected All clocks 20MHz 16 9344MHz 27MHz 30MHz 33MHz of main PCB oscillate normally Common data bus line signal appears like CH2 of wave form CS2 RD WR signals occur Play E ...

Page 77: ...xed to 0V Check A V decoder signal process block Chekl DVD signal process block Check MIC1 peripheral soldering Including 12MHz oscillationg of front micom MIC6 9 10 pin is fixed to 0V Check at front operation error MIC1 10 pin waveform state 0 1 changes whenever pressing front key E ...

Page 78: ...r Yes Yes No No No Video play of video CD runs F Check DIC6 connection Check DVC_SEL signal input in 1 pin Normal data are input in VIC8 VIC9 2 5 11 14 pin Check pin contact error of VIC1 Check soldering and short Normal data are out put in VIC8 VIC9 4 7 9 12 pin ...

Page 79: ... data line between VIC1 and VIC31 Check IREF VREF power of VIC31 Check amp Check connection HSYNCM VSYNCM VDATA 7 0 are output to 121 119 pin HSYNCM VSYNCM VDATA 7 0 are input in VIC31 Video signal is output from VIC31 Signal is output from amp Normal analog signal is output from LPF Check input output of TR after LPF No Yes Yes Yes Yes Yes Yes No No No No No ...

Page 80: ...ipheral cir cuit Check KIC5 9 10 pin level L Check AIC32 34 peripheral cir cuit Check VCN11 14 pin mute Analog output 9 12 pin of AIC3 is normal AIC31 33 1 pin output is normal AIC32 43 4 pin input is normal AIC32 34 1 pin output is normal Base terminal level of AQ1 2 3 4 are L Check AL3 10 36 37 peripheral soldering and short No Yes Yes Yes Yes Yes Yes No No No No No ...

Page 81: ...eripheral cir cuit Check AIC36 38 peripheral cir cuit Check AIC37 39 peripheral cir cuit Check VCN11 14 pin mute Normal DATA1 is input in AIC9 Analog output 9 12 pin of AIC9 is normal AIC36 38 1 pin output is normal AIC37 39 3 pin input is normal AIC37 39 1 pin output is normal Base terminal level of AQ7 8 9 10 are L Check AL15 20 peripheral soldering and short No Yes Yes Yes Yes Yes Yes Yes No No...

Page 82: ...Check AIC40 peripheral circuit Check AIC40 peripheral circuit Check AIC41 peripheral circuit Check VCN11 14 pin mute Normal DATA2 is input in AIC14 Analog output 14 pin of AIC14 is normal AIC401 pin output is normal AIC41 3 pin input is normal AIC41 1 pin output is normal Base terminal level of AQ713 14 are L Check AL28 peripheral soldering and short No Yes Yes Yes Yes Yes Yes Yes No No No No No N...

Page 83: ... pin 18 432MHz Check AIC44 peripheral circuit G Check AIC42 peripheral circuit Check VCN11 14 pin mute Normal DATA2 is input in AIC14 Analog output 11 pin of AIC14 is nor mal AIC44 1 pin output is normal AIC42 3 pin input is normal AIC42 1 pin output is normal Base terminal level of AQ16 17 are L Check AL33 peripheral soldering and short No Yes Yes Yes Yes Yes Yes Yes No No No No No No ...

Page 84: ...onics 5 23 G AIC47 4 14 15 pin input is normal Check AIC42 43 44 peripheral circuit Check MIC1 89 pin output L Replace AIC47 AIC47 9 10 11 pin level are L AIC7 12 pin output is normal AIC47 pin output is normal No Yes Yes Yes No No ...

Page 85: ...houbleshooting 5 24 Samsung Electronics Optical output error VIC1 129 pin output is normal Check VIC1 Check VIC14 VIC14 4 pin output is normal Check OPT JACK1 peripheral soldering and short No Yes Yes No ...

Page 86: ...al AIC32 34 3 pin input is normal AIC32 34 1 pin output is normal Base terminal level of AQ1 2 3 4 are L Check AL3 10 36 37 peripheral soldering and short Check VIC1 123 pin output Check KIC3 5 pin 16 934MHz Check KIC4 peripheral circuit Check KIC5 9 10 pin level H Check AIC32 34 peripheral circuit Check VCN11 14 pin mute No No No No No No Yes Yes Yes Yes Yes Yes ...

Page 87: ...Thoubleshooting 5 26 Samsung Electronics MEMO ...

Page 88: ...Samsung Electronics 6 1 6 Exploded View and Parts List 6 1 Cabinet Assembly 6 2 Mechanical Parts 6 3 Remote Control Page 6 2 6 4 6 6 ...

Page 89: ...cs 6 1 Cabinet Assembly 24 24 3 4 5 6 7 8 PCB FRONT 9 10 24 25 24 24 24 23 24 25 26 25 25 25 25 19 28 20 21 22 1 24 27 14 11 13 12 12 2 PCB SMPS 24 29 16 16 15 S N A MECHA S N A PCB MAIN S N A CHASSIS REAR S N A CABINET TOP S N A Service Not Available ...

Page 90: ...0T 13 AH61 10692A BRACKET PCB SECC T1 0 NTR DVD 860K 14 AH61 10694A FRAME CHASSIS ABS94 HB T3 L200 W180 H100 B 15 AH95 10322A ASSY CABINET BOTTOM DVD 860K SECC ABS 16 AH95 50252A ASSY FOOT DVD 860 ABS EVA SPONGE 19 AH63 30228A COVER REAR ABS94 HB T2 BLK DVD 860 20 AH90 10725L ASSY POWER PCB DVD760U SEA 21 AH39 10002P POWER CORD EP2 SPT 1 2 18 2 0M 5239 UL CSA 22 3809 001025 CABLE FLAT 30V 80C 270M...

Page 91: ...ng Electronics 6 2 Mechanical Parts 228 227 903 903 225 225 903 225 909 906 221 223 217 216 222 220 218 201 210 212 213 209 908 208 206 229 230 230 205 203 202 902 207 904 901 211 219 905 909 901 907 904 220 215 220 204 224 226 214 231 903 ...

Page 92: ...9 AH91 60127A ASSY MOTOR SPINDLE DP 1 DVD860 220 AH60 30020A WASHER PLAIN DP ID3 1 OD6 T0 3 RED COLOR 221 AH91 60120A ASSY GEAR FEED AU AL DP 1 DVD 860 222 AH66 20182A GEAR FEED B DP KEPITAL F20 03 M0 4 Z44 WHT 223 AH91 60121A ASSY GEAR FEED CU CL DP 1 DVD 860 224 AH91 60122A ASSY GEAR MAGNET DP 1 DVD 860 225 AH73 10017A RUBBER INSULATOR RUBBER LB 40 OD11 DP 1 226 AH90 10694A ASSY PCB HALL SENSOR ...

Page 93: ...Exploded View and Parts List 6 6 Samsung Electronics 6 3 Remote Control ...

Page 94: ...10X12 5 5M PC40 2401 001902 C AL 100UF 20 50V GP 6 3X11 2 5 PC41 2401 001125 C AL 330UF 20 25V WT TP 10X12 5 5M PC42 2301 000129 C FILM PEF 100NF 5 50V TP 10X9X4 3X5 5MM PC43 2301 000129 C FILM PEF 100NF 5 50V TP 10X9X4 3X5 5MM PC45 2301 000129 C FILM PEF 100NF 5 50V TP 10X9X4 3X5 5MM PC46 2401 001507 C AL 47UF 20 16V GP TP 6 3X5 5 PC47 2401 001507 C AL 47UF 20 16V GP TP 6 3X5 5 PC48 2301 000129 C...

Page 95: ...03 PNP 300MW 22K 22K TO 9 PR10 2006 000262 R CEMENT 2 7OHM 10 2W CB ST 7 5X11X20 PR13 2004 000801 R METAL 33KOHM 5 1 4W AA TP 2 4X6 4MM PR14 2004 001167 R METAL 62KOHM 5 1 4W AD TP 2 4X6 4MM PR15 2001 000362 R CARBON 150OHM 5 1 8W AA TP 1 8X3 2MM PR16 2001 000527 R CARBON 22OHM 5 1 8W AA TP 1 8X3 2MM PR17 2003 000273 R METAL OXIDE 33KOHM 5 2W AA TP 6X16MM PR18 2003 000273 R METAL OXIDE 33KOHM 5 2W...

Page 96: ...IC CHIP 820PF 10 50V X7R TP 1608 AC37 2401 000419 C AL 10UF 20 16V GP 4X7 5 AC38 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 AC39 2401 000907 C AL 22UF 20 16V GP 5X11 2MM AC4 2203 001222 C CERAMIC CHIP 820PF 10 50V X7R TP 1608 AC40 2203 001632 C CERAMIC CHIP 330PF 5 50V CH TP 1608 1 6MM AC41 2203 001559 C CERAMIC CHIP 100PF 5 50V NPO TP 1608 1 6MM AC42 2203 001556 C CERAMIC CHIP 100NF 8...

Page 97: ... 1608 1 6MM AC89 2203 001559 C CERAMIC CHIP 100PF 5 50V NPO TP 1608 1 6MM AC9 2203 001559 C CERAMIC CHIP 100PF 5 50V NPO TP 1608 1 6MM AC90 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 AC93 2401 001975 C AL 47UF 20 16V GP TP 5X11MM 5 AC94 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 AC97 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 AC98 2203 001556 C CERAMIC CHIP 100N...

Page 98: ...BEAD AB 2 0X1 25X0 9MM 1000 3000G AL33 2901 001025 FILTER EMI SMD 25V 200MA 3 2X1 6X1 8 TP AL34 3301 000319 CORE FERRITE BEAD AB 2 0X1 25X0 9MM 1000 3000G AL35 3301 000319 CORE FERRITE BEAD AB 2 0X1 25X0 9MM 1000 3000G AL36 2901 001025 FILTER EMI SMD 25V 200MA 3 2X1 6X1 8 TP AL37 2901 001025 FILTER EMI SMD 25V 200MA 3 2X1 6X1 8 TP AL38 3301 000319 CORE FERRITE BEAD AB 2 0X1 25X0 9MM 1000 3000G AL3...

Page 99: ...7 000090 R CHIP 10KOHM 5 1 16W DA TP 1608 AR30 2007 000074 R CHIP 100OHM 5 1 16W DA TP 1608 AR32 2007 000090 R CHIP 10KOHM 5 1 16W DA TP 1608 AR33 2007 000102 R CHIP 100KOHM 5 1 16W DA TP 1608 AR38 2007 000090 R CHIP 10KOHM 5 1 16W DA TP 1608 AR39 2007 000090 R CHIP 10KOHM 5 1 16W DA TP 1608 AR4 2007 000090 R CHIP 10KOHM 5 1 16W DA TP 1608 AR40 2007 000090 R CHIP 10KOHM 5 1 16W DA TP 1608 AR41 200...

Page 100: ...2007 000074 R CHIP 100OHM 5 1 16W DA TP 1608 AR88 2007 000090 R CHIP 10KOHM 5 1 16W DA TP 1608 AR89 2007 000090 R CHIP 10KOHM 5 1 16W DA TP 1608 AR9 2007 000102 R CHIP 100KOHM 5 1 16W DA TP 1608 AR90 2007 000090 R CHIP 10KOHM 5 1 16W DA TP 1608 AR91 2007 000090 R CHIP 10KOHM 5 1 16W DA TP 1608 AR92 2007 000708 R CHIP 3 9KOHM 1 1 16W DA TP 1608 AR93 2007 000102 R CHIP 100KOHM 5 1 16W DA TP 1608 AR9...

Page 101: ...80 20 25V Y5V TP 1608 DC21 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 DC22 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 DC23 2401 001975 C AL 47UF 20 16V GP TP 5X11MM 5 DC24 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 DC25 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 DC26 2401 001975 C AL 47UF 20 16V GP TP 5X11MM 5 DC27 2203 001556 C CERAMIC CHIP 100NF 80...

Page 102: ... AMP 272A SOP 8P 150MIL DUAL 7 5V M DIC9 0801 002115 IC CMOS LOGIC 7SH04F INVERTER SOP 5P 49 2MIL DL1 2007 000029 R CHIP 0OHM 5 1 10W DA TP 2012 DL2 3301 000319 CORE FERRITE BEAD AB 2 0X1 25X0 9MM 1000 3000G DL3 3301 000319 CORE FERRITE BEAD AB 2 0X1 25X0 9MM 1000 3000G DL4 2703 000401 INDUCTOR SMD 1UH 10 3 2X2 5X2 2MM DL5 3301 000319 CORE FERRITE BEAD AB 2 0X1 25X0 9MM 1000 3000G DL6 3301 000319 ...

Page 103: ...IC CHIP 100NF 80 20 25V Y5V TP 1608 KC29 2401 001912 C AL 1UF 20 50V GP BK 5X11MM 2MM KC30 2401 001912 C AL 1UF 20 50V GP BK 5X11MM 2MM KC31 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 KC32 2203 000888 C CERAMIC CHIP 4 7NF 10 50V X7R TP 1608 KC33 2401 000419 C AL 10UF 20 16V GP 4X7 5 KC34 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 KC35 2401 002180 C AL 2 2UF 20 50V GP TP 5X1...

Page 104: ...203 001703 C CERAMIC CHIP 560PF 10 50V X7R TP 1608 LC5 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 LC6 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 LC7 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 LC8 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 LC9 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 LIC1 0801 002146 IC CMOS LOGIC 7S86 X OR GATE SOP 5P 6...

Page 105: ...CHIP 0OHM 5 1 16W DA TP 1608 MJP21 2007 000070 R CHIP 0OHM 5 1 16W DA TP 1608 MJP24 2007 000070 R CHIP 0OHM 5 1 16W DA TP 1608 MJP25 2007 000070 R CHIP 0OHM 5 1 16W DA TP 1608 MJP4 2007 000070 R CHIP 0OHM 5 1 16W DA TP 1608 MPL1 3301 000319 CORE FERRITE BEAD AB 2 0X1 25X0 9MM 1000 3000G MPL2 3301 000319 CORE FERRITE BEAD AB 2 0X1 25X0 9MM 1000 3000G MPL3 2007 000029 R CHIP 0OHM 5 1 10W DA TP 2012 ...

Page 106: ... C AL 100UF 20 16V GP BK 6 3X11MM 2 PC4 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 PC5 2401 001895 C AL 100UF 20 16V GP BK 6 3X11MM 2 PC6 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 PC7 2401 001895 C AL 100UF 20 16V GP BK 6 3X11MM 2 PC8 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 PC9 2401 001895 C AL 100UF 20 16V GP BK 6 3X11MM 2 PCN1 3711 000736 CONNECTOR HEADER ...

Page 107: ... 20 25V Y5V TP 1608 RC16 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 RC17 2401 001975 C AL 47UF 20 16V GP TP 5X11MM 5 RC18 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 RC19 2203 000308 C CERAMIC CHIP 120PF 5 50V NPO TP 1608 RC2 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 RC20 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 RC21 2203 001556 C CERAMIC CHIP 100N...

Page 108: ...RRITE BEAD AB 2 0X1 25X0 9MM 1000 3000G RL2 2007 000029 R CHIP 0OHM 5 1 10W DA TP 2012 RL3 2007 000029 R CHIP 0OHM 5 1 10W DA TP 2012 RL4 2007 000029 R CHIP 0OHM 5 1 10W DA TP 2012 RL7 2007 000029 R CHIP 0OHM 5 1 10W DA TP 2012 RL8 2007 000029 R CHIP 0OHM 5 1 10W DA TP 2012 RL9 2007 000029 R CHIP 0OHM 5 1 10W DA TP 2012 RQ1 0501 002034 TR SMALL SIGNAL SS9012 PNP 40V 20V 500MA 62 RR10 2007 000086 R...

Page 109: ...203 000257 C CERAMIC CHIP 10NF 10 50V X7R TP 1608 SC2 2401 001975 C AL 47UF 20 16V GP TP 5X11MM 5 SC20 2203 000440 C CERAMIC CHIP 1NF 10 50V X7R TP 1608 SC21 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 SC22 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 SC23 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 SC24 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 SC25 22...

Page 110: ...7R TP 1608 SC63 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 SC65 2203 000257 C CERAMIC CHIP 10NF 10 50V X7R TP 1608 SC67 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 SC69 2401 001975 C AL 47UF 20 16V GP TP 5X11MM 5 SC7 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 SC70 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 SC71 2203 001559 C CERAMIC CHIP 100PF 5 50V N...

Page 111: ...0 R CHIP 0OHM 5 1 16W DA TP 1608 SR28C 2007 001179 R CHIP 8 2KOHM 5 1 16W DA TP 1608 SR29 2007 000070 R CHIP 0OHM 5 1 16W DA TP 1608 SR29A 2007 000070 R CHIP 0OHM 5 1 16W DA TP 1608 SR3 2007 000077 R CHIP 470OHM 5 1 16W DA TP 1608 SR30 2007 000070 R CHIP 0OHM 5 1 16W DA TP 1608 SR30A 2007 000086 R CHIP 5 6KOHM 5 1 16W DA TP 1608 SR30B 2007 000127 R CHIP 9 1KOHM 5 1 16W DA TP 1608 SR31 2007 000101 ...

Page 112: ...78 2007 000090 R CHIP 10KOHM 5 1 16W DA TP 1608 SR79 2007 000097 R CHIP 47KOHM 5 1 16W DA TP 1608 SR8 2007 000081 R CHIP 2 7KOHM 5 1 16W DA TP 1608 SR80 2007 000074 R CHIP 100OHM 5 1 16W DA TP 1608 SR81 2007 000074 R CHIP 100OHM 5 1 16W DA TP 1608 SR82 2007 000074 R CHIP 100OHM 5 1 16W DA TP 1608 SR83 2007 000074 R CHIP 100OHM 5 1 16W DA TP 1608 SR84 2007 000074 R CHIP 100OHM 5 1 16W DA TP 1608 SR...

Page 113: ... CHIP 100NF 80 20 25V Y5V TP 1608 VC14 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 VC15 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 VC16 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 VC17 2203 005083 C CERAMIC CHIP 220NF 10 50V X7R TP 1608 VC18 2203 005083 C CERAMIC CHIP 220NF 10 50V X7R TP 1608 VC19 2203 005083 C CERAMIC CHIP 220NF 10 50V X7R TP 1608 VC2 2203 001556...

Page 114: ...C84 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 VC85 2401 001975 C AL 47UF 20 16V GP TP 5X11MM 5 VC88 2203 001609 C CERAMIC CHIP 22NF 10 16V X7R TP 1608 1 6MM VC89 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 VC9 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 VC90 2401 001975 C AL 47UF 20 16V GP TP 5X11MM 5 VC91 2203 001556 C CERAMIC CHIP 100NF 80 20 25V Y5V TP 1608 VC...

Page 115: ... FERRITE BEAD AB 2 0X1 25X0 9MM 1000 3000G VL28 3301 000319 CORE FERRITE BEAD AB 2 0X1 25X0 9MM 1000 3000G VL29 3301 000319 CORE FERRITE BEAD AB 2 0X1 25X0 9MM 1000 3000G VL3 3301 000319 CORE FERRITE BEAD AB 2 0X1 25X0 9MM 1000 3000G VL30 3301 000319 CORE FERRITE BEAD AB 2 0X1 25X0 9MM 1000 3000G VL4 3301 000319 CORE FERRITE BEAD AB 2 0X1 25X0 9MM 1000 3000G VL6 3301 000319 CORE FERRITE BEAD AB 2 ...

Page 116: ...M 5 1 16W DA TP 1608 VR110 2007 000078 R CHIP 1KOHM 5 1 16W DA TP 1608 VR111 2007 000090 R CHIP 10KOHM 5 1 16W DA TP 1608 VR112 2007 000107 R CHIP 470KOHM 5 1 16W DA TP 1608 VR113 2007 000103 R CHIP 120KOHM 5 1 16W DA TP 1608 VR114 2007 000090 R CHIP 10KOHM 5 1 16W DA TP 1608 VR115 2007 000074 R CHIP 100OHM 5 1 16W DA TP 1608 VR119 2007 000074 R CHIP 100OHM 5 1 16W DA TP 1608 VR12 2007 000078 R CH...

Page 117: ...R CHIP 470OHM 5 1 16W DA TP 1608 VR28 2007 000572 R CHIP 220OHM 5 1 10W DA TP 2012 VR29 2007 000074 R CHIP 100OHM 5 1 16W DA TP 1608 VR3 2007 000078 R CHIP 1KOHM 5 1 16W DA TP 1608 VR30 2007 001167 R CHIP 75OHM 5 1 16W DA TP 1608 VR31 2007 000090 R CHIP 10KOHM 5 1 16W DA TP 1608 VR32 2007 000078 R CHIP 1KOHM 5 1 16W DA TP 1608 VR33 2007 000078 R CHIP 1KOHM 5 1 16W DA TP 1608 VR34 2007 000077 R CHI...

Page 118: ...1 2007 000539 R CHIP 200OHM 5 1 16W DA TP 1608 VR83 2007 000090 R CHIP 10KOHM 5 1 16W DA TP 1608 VR84 2007 000074 R CHIP 100OHM 5 1 16W DA TP 1608 VR85 2007 000074 R CHIP 100OHM 5 1 16W DA TP 1608 VR86 2007 001167 R CHIP 75OHM 5 1 16W DA TP 1608 VR87 2007 000120 R CHIP 680OHM 5 1 16W DA TP 1608 VR88 2007 000078 R CHIP 1KOHM 5 1 16W DA TP 1608 VR9 2007 000539 R CHIP 200OHM 5 1 16W DA TP 1608 VR90 2...

Page 119: ...NO SHEATH CU SPCW 300V 52 4MM 1 0 5MM S N A FR16 2001 000027 R CARBON 100OHM 5 1 4W AA TP 2 4X6 4MM FR17 2001 000027 R CARBON 100OHM 5 1 4W AA TP 2 4X6 4MM FR18 2001 000449 R CARBON 2 2KOHM 5 1 8W AA TP 1 8X3 2M FR19 2001 000449 R CARBON 2 2KOHM 5 1 8W AA TP 1 8X3 2M FR20 2001 000449 R CARBON 2 2KOHM 5 1 8W AA TP 1 8X3 2M FR21 2001 000435 R CARBON 1MOHM 5 1 8W AA TP 1 8X3 2MM FR23 2001 000281 R CA...

Page 120: ...6X7 9X3 5MM D FY1 2802 000108 RESONATOR CERAMIC 12MHZ 0 5 BK 10 0X5 0X10 0MM HOLDER 1EDA1 008 212 HOLDER FLT ABS BLK CD 800 REM AH59 10087F REMOCON ASSY 48 DVD905 SEA S S AH09 10062J IC MCH KS56C401 72 DVD705 S 32P SOP 0501 000592 TR SMALL SIGNAL 2SD1781K QR NPN 200MW SOT 23 T B1283 0028 RESONATOR CERAMIC 910KHZ CSB910JB BEND J AH64 50327A DOOR BATTERY ABS94 HB T2 L71 W60 H18 D GR Electrical Parts...

Page 121: ...Electrical Parts List 7 28 Samsung Electronics MEMO ...

Page 122: ... 4M DRAM 4M DRAM VIC3 VIC4 VIC5 VIC6 VIC7 KM416C254 COMP 1 COMP 2 SYNC R G B Y C IEC958 RCA 2M EPROM 1M SRAM 2K EEPROM MIC2 AM27C020 MIC3 KM681000 MIC5 AT24C01 Main Controller MIC1 TMP93CS411 Front Controller FIC1 LC86P6232 CONN VCN11 D A Conv KIC3 PCM1710 D A Conv AIC3 PCM1720 D A Conv AIC9 PCM1720 D A Conv AIC1 PCM1723 Post Filter Post Filter Post Filter Post Filter 4 5dB Mux HPF HPF LPF 4 5dB M...

Page 123: ...Block Diagrams 8 2 Samsung Electronics MEMO ...

Page 124: ...Samsung Electronics 10 1 10 Wiring Diagram ...

Page 125: ...Wiring Diagrams 10 2 Samsung Electronics MEMO ...

Page 126: ... 11 1 11 Schematic Diagrams Page 11 2 11 3 11 4 11 5 11 6 11 7 11 8 11 9 11 10 11 11 11 1 SMPS 11 2 FRONT 11 3 MICOM 11 4 SERVO 11 5 VIDEO 11 6 AUDIO 1 11 7 AUDIO 2 11 8 DATA PROCESSOR 11 9 A V DECORDER 11 10 PICK UP DECK ...

Page 127: ...Schematic Diagrams 11 2 Samsung Electronics 11 1 SMPS ...

Page 128: ...Schematic Diagrams Samsung Electronics 11 3 11 2 FRONT ...

Page 129: ...Schematic Diagrams 11 4 Samsung Electronics 11 3 MICOM ...

Page 130: ...Schematic Diagrams Samsung Electronics 11 5 11 4 SERVO KR75 CD CD CD CD SDS1 KR8 8 6 8 10 8 3 8 13 9 10 MIC 1 94 9 6 9 3 9 13 VFSY SDATA SLCK 10 11 12 1 2 3 4 5 6 7 8 9 ...

Page 131: ...Schematic Diagrams 11 6 Samsung Electronics 11 5 VIDEO 1 2 3 4 5 7 8 9 10 6 11 12 13 14 15 16 ...

Page 132: ...Schematic Diagrams Samsung Electronics 11 7 11 6 AUDIO 1 1 2 3 4 5 7 8 9 10 1 7 6 In case of CD In case of DVD In case of CD In case of DVD ...

Page 133: ...Schematic Diagrams 11 8 Samsung Electronics 11 7 AUDIO 2 ...

Page 134: ...Schematic Diagrams Samsung Electronics 11 9 11 8 DATA PROCESSOR ...

Page 135: ...Schematic Diagrams 11 10 Samsung Electronics 11 9 A V DECORDER ...

Page 136: ...Schematic Diagrams Samsung Electronics 11 11 11 10 PICK UP DECK ...

Search results

Summary of Contents for DVD-905

Reviews:

Samsung DVD-905, Service Manual, Page: 77 / 136

Search results

Summary of Contents for DVD-905

Reviews: