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Samsung DVD-808K Service Manual

Digital versatile disc player
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ELECTRONICS
© Samsung Electronics Co., Ltd. MAR. 1999
Printed in Korea
AH68-00089A
DIGITAL VERSATILE DISC PLAYER
DVD-907K
DVD-808K
DVD-807K
DVD-9901A
SERVICE
DIGITAL VERSATILE DISC PLAYER
Manual
CONTENTS
6. IC Descriptions

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Summary of Contents for Samsung DVD-808K

  • Page 1: Table Of Contents

    7. Circuit Descriptions 8. Troubleshooting 9. Exploded Views and Parts List 10. Packing Diagram 11. Electrical Parts List 12. Block Diagram 13. PCB Diagrams 14. Wiring Diagram 15. Schematic Diagrams © Samsung Electronics Co., Ltd. MAR. 1999 Printed in Korea AH68-00089A...

  • Page 2: Precautions

    See figure 1-2. metallic overlays, control shafts, etc.), especially any exposed metal parts that offer an electrical return path to the chassis. Samsung Electronics...
  • Page 3 Additionally, determine the cause of overheating and/or damage and, if necessary, take corrective action to remove any potential safety hazard. Samsung Electronics...

  • Page 4: Servicing Precautions

    Components identified by shading, by( x ) or by ( ) in the circuit diagram are important for safety or for the characteristics of the unit. Always replace them with the exact replacement components. Samsung Electronics...

  • Page 5: Esd Precautions

    (4) Use ouly an anti-static solder removal devices. Some solder removal devices not classified as “anti-static” can generate electrical charges suffi- cient to damage ESD devices. (5) Do not use freon-propelled chemicals. These can generate electrical charges sufficient to damge ESD devices. Samsung Electronics...
  • Page 6 (7) After replacing the Pick-up, open the short terminal on the PCB. * Be sure to put on a wrist strap grounded to the sheet. * Be sure to lay a conductive sheet made of copper etc. Which is grounded to the table. Samsung Electronics...
  • Page 7 FPC into Main PCB CN1 (See Fig 1-4). 3) Disassemble the deck. 4) Disassemble the deck PCB. 5) Replace the Pick-up. Note : If the assembly and disassembly are not done in correct sequence, the Pick-up may be damaged. Fig. 1-4 Samsung Electronics...

  • Page 8: Reference Information

    2. Reference Information 2-1 Semiconductor Base Diagram SS9012 K184 S9012 K184 G-634 Y 6A Fig. 2-1 Samsung Electronics...
  • Page 9 2) Small flat-blade tip-type soldering iron 3) Special desoldering tip iron 4) Airblower unit 5) Flat Package Pick-up 6) Flux can be cleaned by water 7) 0.3mm thin solder can be cleaned by water 8) Desoldering wire 9) Tweezers Samsung Electronics...
  • Page 10 The kind of the chip ICs are as follows: 1) SOP(Small Outline Package)IC 2) SSOP(Shrink Small Outline Package)IC 3) VSOP(Very Small Outline Package)IC 4) QFP(Quad Flat Package)IC 5) VQFP(Very Quad Flat Package)IC 6) PLCC(Plastic Leaded Chip Carrier)IC 7) TSOP(Thin Small Outline Package)IC Samsung Electronics...
  • Page 11 Precautions MEMO Samsung Electronics...
  • Page 12 AIC2 PCM1720 DIGITAL-TO ANALOG CONVERTER 6-15 AIC3 DIGITAL-TO ANALOG CONVERTER WITH PLL PCM1723 6-16 15-1-6 Video VIC1 DIGITAL VIDEO ENCODER SAA7128 6-17 15-2 Front Board FIC1 FRONT MICOM LC86P6232 6-18 15-4 Karaoke Board KIC1 ES56033 ECHO SOUND PROCESSOR Samsung Electronics...
  • Page 13 P 3 2 ( H W R ) (TIMER 3) P33(WAIT) PORT 3 P34(BUSRQ) (INT4/T14)P80 P35(BUSAK) (INT5/T15)P81 16BIT TIMER P36(R/W) (T04)P82 (TIMER 4) P37(RAS) (T05)P83 16BIT TIMER (INT6/T16)P84 CS/WAIT P40(CS0/CAS0) (TIMER 5) (INT7/T17)P85 CONTROLLER P41(CS1/CAS1) (T06)P86 P42(CX2/CAS2) (3-BLOCK) (INTO)P87 Samsung Electronics...
  • Page 14 IC Descriptions PIN ASSIGNMENT Samsung Electronics...
  • Page 15 /CS2 DVD/CD Mode Control(DVD=”Low”) DVD_SEL Door Open Motor Control OPEN Door Close Motor Control CLOSE Single/Dual Disc Select(Single=”Low”) S/D_SEL Video Encoder Trans. Data(l Video Encoder Trans. Clock(l Bass Redirection Control(“L”=SW On, “H”=SW Off) BASS Sled Gain Select SLEDGS Samsung Electronics...
  • Page 16 CE (E) Chip Enable/Program Enable Input Chip Enable Input CE (E)/PGM (P) DQ0-DQ7 Data Input/Outputs OE (G) Output Enable Input PGM (P) Program Enable Input OE (G) Vcc Syply Voltage CE (E) CE (E)/PGM (P) Program Voltage Input Ground Samsung Electronics...
  • Page 17 TOP VIEW PIN ASSIGNMENT NAME FUNCTION Chip Select Inputs , CS Output Enable Input Write Enable Input Address Inputs Data Inputs/Outputs ~ I/O 32-DIP 32-SOP Power Ground I/O8 No Connection I/O1 I/O7 I/O2 I/O6 I/O3 I/O5 I/O4 Samsung Electronics...
  • Page 18 6-4 RF IC (RIC1 ; TA1236F) BLOCK DIAGRAM Samsung Electronics...
  • Page 19 A _ V S S Signals C S T R O B E A _ V D D E R R O R V D D 5 M A X D A C K R E S E T Samsung Electronics...
  • Page 20 For test AC channel HPF time constant Setting external ACDC capacitor BACTL Tracking error balance control input Phase difference signal off-set compensation DPCTL control input N.C. No Connection AIN1 Four division detector A input AVCC Power (+5V) input Samsung Electronics...
  • Page 21 Motor power supply pin Hall signal input pin Hall signal input pin Hall signal input pin Hall signal input pin Hall signal input pin Hall signal input pin Hall bias pin Capacitor for phase compensation connection pin 6-10 Samsung Electronics...
  • Page 22 6-7 SERVO & CD DATA PROCESSOR (SIC7 ; TC9420F) BLOCK DIAGRAM Samsung Electronics 6-11...
  • Page 23 IC Descriptions PIN ASSIGNMENT 6-12 Samsung Electronics...
  • Page 24 D/A converting section ground D/A converting section reference voltage L channel data forward rotation output D/A converting section power supply TEST1 Test mode terminal TEST2 Test mode terminal TEST3 Test mode terminal BUS0 Data I/O (for microcomputer interface) Samsung Electronics 6-13...
  • Page 25 6-8 DVD DATA PROCESSOR (DIC1 ; TC90A19F) BLOCK DIAGRAM 6-14 Samsung Electronics...
  • Page 26 IC Descriptions PIN ASSIGNMENT Samsung Electronics 6-15...
  • Page 27 External RAM data bus I/O External RAM data bus I/O MPEG data output MPEG data output MPEG data output MPEG data output Digital ground Digital power supply MPEG data output MPEG data output MPEG data output MPEG data output 6-16 Samsung Electronics...

  • Page 28: Top View

    Column Decoder A0 - A8 TOP VIEW PIN ASSIGNMENT NAME FUNCTION Address Input A0 ~ A9 DQ0 ~ 7 Data In/Out Ground Row Address Strobe Column Address Strobe Read/Write Input Data Output Enable Power(+5V) Power(+3.3V) No Connection Samsung Electronics 6-17...
  • Page 29 Control Logic Interface M P E G Video Decoder Sync Generator Program D V D / C D Stream Interface Dolby Digital Decoder Audio Audio Decoder Digital Audio Interface IEC-958 Interface M P E G Audio Decoder 6-18 Samsung Electronics...
  • Page 30 A _ V S S Signals C S T R O B E A _ V D D E R R O R V D D 5 M A X D A C K R E S E T Samsung Electronics 6-19...
  • Page 31 Address Inputs DQ14 CE (E)/PGM (P) Chip Enable Input DQ13 DQ0-DQ15 Data External Connection DQ12 DQ11 No External Connection DQ10 No internal Connection OE (G) Output Enable Input Vcc Syply Voltage Program Voltage Input Ground OE (G) 6-20 Samsung Electronics...
  • Page 32 V S S Ground Row Address Strobe R A S U C A S Upper Column Address Strobe L C A S Lower Column Address Strobe Read/Write Input Data Output Enable Power (+5V) Power (+3.3V) No Connection Samsung Electronics 6-21...
  • Page 33 Modulator AOUTL- SMUTE AOUTR+ Interpolator Modulator AOUTR- Clock Divider DZFR DVDD DVSS VREF MCLK TOP VIEW DVSS DZFL DVDD DZFR AVDD MCLK VREF AVSS BICK AOUTL+ SDATA AOUTL- LRCK AOUTR+ SMUTE AOUTR- DIF2 DEM0 DIF1 DEM1 DIF0 6-22 Samsung Electronics...
  • Page 34 Lch Negative analog output pin AOUTL- Lch Positive analog output pin AOUTL+ Analog Ground pin AVSS Voltage Reference Input Pin VREF Analog Power Supply Pin AVDD Rch Zero Input Detect Pin DZFR Lch Zero Input Detect Pin DZFL Samsung Electronics 6-23...
  • Page 35 P W R Digital Power supply(+5V). Recommended connection is to the analog power supply. D G N D P W R Digital Ground. Recommended connection is to the digital ground plane. ¡ These pins include internal pull-up resistors. 6-24 Samsung Electronics...
  • Page 36 P W R D G N D Digital Ground. G N D P G N D PLL Ground. G N D X T O Crystal oscillator output. Note:(1)Schmitt triger input with intermal pull-up resistors. (2) Schmitt triger input. Samsung Electronics 6-25...
  • Page 37 6-16 DIGITAL VIDEO ENCODER (VIC1 ; SAA7128) BLOCK DIAGRAM I'C- SYNC/ CLOCK INTERFACE Clock&Timing I'C-Control I'C-Control I'C-Control 9..16 CVBS (CSYNC) MP(7:0) OUTPUT- ENCODER FADER CbCr INTERFACE (CVBS) (CVBS) I'C-Control 22,32,33 VSSA I'C-Control R(Cr) RGB- CbCr PROCESSOR G(Y) B(Cb) 6-26 Samsung Electronics...
  • Page 38 Analog ground 3 for the DAC reference ladder and the oscillator S S A 3 Crystal oscillator output X T A L Crystal oscillator input; if the oscillator is not used, this pin should be connected to X T A L 1 ground. Samsung Electronics 6-27...
  • Page 39 The 12C-bus receiver waits for the START condition. S C L 12C serial clock input S D A 12C serial data input/output T T X R Q Teletext Request output, indicating when text bits are requested T T X Teletext bit stream input 6-28 Samsung Electronics...
  • Page 40 FRONT MICOM <-- FLT DISPLAY SEGMENT 9 SEG9 MAIN MICOM RECEIVE REQUEST INT1 FLT DISPLAY SEGMENT 10 Not Use SEG10 INT2 FLT DISPLAY SEGMENT 11 Not Use SEG11 INT3 REMOCON RECEIVE INTTERUPT FLT DISPLAY SEGMENT 12 SEG12 Samsung Electronics 6-29...
  • Page 41 FRONT MICOM --> MAIN MICOM SEND REQUEST FRONT MICOM --> MAIN MICOM TRNS. DATA FRONT MICOM --> MAIN MICOM RECEIVE DATA CLOCK FRONT MICOM --> MAIN MICOM COMM. CLOCK Function Key (Scart Jack) MUTE2 Audio Mute 2 MUTE1 Audio Mute1 POWER +5V 6-30 Samsung Electronics...
  • Page 42 It can be used as demodulated integrator by connected capacitor OP2IN It can be used as demodulated integrator by connected capacitor OP1IN It can be used as demodulated integrator by connected capacitor OP1OUT Low pass filter 1 output LPF1OUT Low pass filter 1 input LPF1IN Samsung Electronics 6-31...
  • Page 43 MEMO 6-32 Samsung Electronics...

  • Page 44: Product Specification

    Digital : 1.15Vp-p Audio 48KHz Sampling 4Hz-22KHz output * Frequency Response : 96KHz Sampling 4Hz-44KHz, S/N Ratio : 106dB Frequency Response * Dynamic Range : 100dB * Total Harmonic Distortion 0.003% Wow/Flutter Under measureable values * : Nominal specification. Samsung Electronics...
  • Page 45 Digital : 1.15Vp-p Audio 48KHz Sampling 4Hz-22KHz * Frequency Response : output 96KHz Sampling 4Hz-44KHz, S/N Ratio : 106dB Frequency Response * Dynamic Range : 100dB * Total Harmonic Distortion 0.003% Under measureable values Wow/Flutter * : Nominal specification. Samsung Electronics...

  • Page 46: Operating Instructions

    REPEAT Button SKIP Buttons To repeat the entire disc, or a To skip selections on discs. desired title or track. STOP Button PLAY/PAUSE Button Play/Pause/To start playback from the last stopped point on the disc. fig 4-1 Samsung Electronics...
  • Page 47 When using the menus, press these buttons when you want to move to desired position. ENTER Button To play a selected title. RETURN Button To return to a previous menu. SUBTITLE Button To turn subtitles on or off. fig 4-2 Samsung Electronics...
  • Page 48 If you have all speakers needed for AC-3, you should set the center, surround and subwoofer to *YES*. When you have configured the audio output as AC-3 and have set the CENTER of the surround sound to YES, you must have a center speaker connected to hear the dialogue. Samsung Electronics...
  • Page 49 4-3 CONNECTION 4-3-1 Basic Connection 1) Connecting to a TV DVD-907K/DVD-9901A Fig.4-3 2) Connecting to an Audio system DVD-907K/DVD-9901A Fig. 4-4 Samsung Electronics...
  • Page 50 COMPONENT VIDEO OUT AUDIOOUT Amplifier with 5.1 channel analog Input center speaker front front speaker speaker (right) (left) TV or MONITOR with sub-woofer Y,Pr,Pb VIDEO in for supporting bass sound. rear rear speaker speaker (left) (right) Fig. 4-6 Samsung Electronics...
  • Page 51 Y,Pr,Pb VIDEO in bass sound. rear rear speaker speaker (left) (right) Fig. 4-7 4) Stereo amplifier and S-Video connection. (2 channel) • Normal stereo amplifier connection, (2 channel) DVD-907K/DVD-9901A Stereo amplifier speaker speaker (left) (right) Fig. 4-8 Samsung Electronics...
  • Page 52 COMPONENT VIDEO OUT AUDIOOUT DVD-807K/808K DIGITAL ANALOG AUDIO OUT VIDEO OUT AUDIO OUT Amplifier with channel digital input. front front speake speaker (left) (right) sub-woofer center speaker for supporting bass sound rear rear speaker speaker (left) (right) Fig. 4-10 Samsung Electronics...
  • Page 53 Operating Instructions MEMO Samsung Electronics...

  • Page 54: Disassembly And Reassembly

    2) Disassemble the door-tray in direction of arrow. 3) Close Tray and power off. Note : If Tray doesn’t open, insert a clip into the hole (as shown in detailed drawing), and open Tray manually. TRAY DOOR-TRAY 70mm CLIP Fig. 5-1 Samsung Electronics...
  • Page 55 5-1-2 Top cabinet 1. Remove 3 screws on the back panel. 2. Remove 4 screws on the left and right side. 3. Lift up the top cabinet in direction of arrow. CABINET-TOP 3 SCREWS 2 SCREWS 2 SCREWS Fig. 5-2 Samsung Electronics...
  • Page 56 5. Remove 2 screws on the top of cover-panel ass’y 6. Remove 4 top hooks and 5 bottom hooks and disassemble the cover-panel ass’y. 2 SCREWS 2 SCREWS 1 SCREW 2 SCREWS PCB-FRONT ASSY PANEL-FRONT 1 SCREW Fig. 5-3 Samsung Electronics...
  • Page 57 3. Remove 3 screws from PCB-SMPS. 4. Remove 3 Spacer-PCB inserted in PCB-SMPS and lift up PCB-SMPS. 5. Remove 2 screws to fix BRKT-PCB ass’y. 4 SCREWS 4 SCREWS HOLDER-PCB PCB-SMPS 2 SCREWS ASSY BRKT-PCB SPACRE-PCB ASS’Y BOTTOM Fig. 5-4 Samsung Electronics...
  • Page 58 Disassembly and Reassembly 5-1-5 Deck, Frame-chassis 1. Remove 4 screws from the deck and lift it up. 2. Remove 4 screws from the frame-chassis and lift it up. 4 SCREWS DECK 1 SCREW CHASSIS-FRAME 2 HOOKS Fig. 5-5 Samsung Electronics...

  • Page 59: Pcb Locations

    5-2 PCB Locations PCB-MAIN PCB-KARAOKE PCB-SMPS PCB-FRONT Fig. 5-6 Samsung Electronics...
  • Page 60 5-3 Connector Connection PCB-MAIN PCB-SMPS PCB-KARAOKE PCB-FRONT Fig. 5-7 Connector wafer No. Direction Connector wafer No. FJP1 PCB-MAIN DCN1 DCN1 PCB-FRONT FJP1 PCB-MAIN DECK PCN02 PCB-MAIN PCN1 PCN1 PCB-SMPS PCN02 KCN1 PCB-MAIN KCN1 KCN1 PCB-KARAOKE KCN1 Samsung Electronics...
  • Page 61 “C”. 3. Pull the tray to disassemble, while simultaneously pushing the hook in direction of arrow “A”, “B”. 2 SCREWS ASS'Y-DECK CLAMPER HOOK "A" "C" " B " HOOK GEAR-CAM CENTER TRAY EMERGENCY HOLE CLIP Fig. 5-8 Samsung Electronics...
  • Page 62 1. Remove 2 screws and disassemble the ass’y-PCB deck 2. Disassemble the ass’y-deck DVD in direction of arrow “B”, while simultaneously pushing the hook direction of arrow “A”. ASS'Y-DECK DVD "B" "A" HOOK ASS'Y-PCB DECK 2 SCREWS Fig. 5-9 Samsung Electronics...
  • Page 63 14 14 15 15 GEAR-SYNCHRO 13 13 LEVER-OPEN S/W 12 12 1 SCREW ASS'Y-MOTOR LOAD 1 1 1 1 MOTOR,PULLEY ASSEMBLING : ADJUST THE END OF MOTOR SHAFT SAMELY AS HEIGHT OF PULLEY AT ASSEMBLY. Fig. 5-10 5-10 Samsung Electronics...
  • Page 64 Disassembly and Reassembly 5-4-4 Ass’y deck 1. Remove 4 screws 2. Lift up the ass’y-deck 4 SCREWS ASS'Y-DECK Fig. 5-11 Samsung Electronics 5-11...
  • Page 65 HUMP MOTOR SHAFT MOTOR-FEED 1SCREW ASS’Y-PCB HALL SENSOR HOLDER-CAM 3SCREWS 2SCREWS ASS’Y-MOTOR ASS’Y-GEAR MAGNET SPINDEL ASS’Y-GEAR FRRD AU/AL 3SCREWS WASHER-PLANE SHAFT-P/U-L GEAR FRRD B WASHER-PLANE ASS’Y-PICK UPL ASS’Y-GEAR FRRD CU/CL SHAFT-P/U-R 3SCREWS WASHER-PLANE RACK-SLIDE Fig. 5-12 5-12 Samsung Electronics...

  • Page 66: Circuit Descriptions

    Input : Common power to transformer(Vp) 20µs Fig. 7-2 The output Vs of transformer is determined by the ratio of 1st Np and 2st Ns. Vs = (Ns/Np) x Vp Fig. 7-3 Vout Vout is output (DC) by diode and condensor. Fig. 7-4 Samsung Electronics...
  • Page 67 I switch Fig. 7-6 SMPS 3 Terms - 1st : Common power input to 1st winding. - 2nd : Circuit followings output winding of transformer. - f(Frequency) : Switching frequency(T : Switching cycle) - Duty : (Ton/T) x 100 Samsung Electronics...
  • Page 68 2) Rectify to PD12 and smooth to PC06. 3) Use the output of transformer as PIC1 Vcc : The loads are different before and after PIC1 driving. (Vcc of PIC1 decreases below OFF voltage, using only the resistance due to load increase after PIC1 driving.) Samsung Electronics...
  • Page 69 Reverse sequence of the above description Æ Duty down Æ Vout down Æ Maintain 5.8V (i.e., the feedback to maintains 5.8V). - PR35, PR36 : Reduce 5.8V overshoot - PR37, PC44 : Prevent PIC3 oscillation(for phase correction) - PC09 : Adjust feedback response rate Samsung Electronics...
  • Page 70 S S e e n n s s e e 7.5V F F E E T T Reset Thermal Proction O V P C C o o n n t t r r o o l l I I C C Fig. 7-10 Samsung Electronics...
  • Page 71 (output from RFGC terminal of TC9420F, via low-pass filter to constitute a loop for adjustment of constant amplitude). The gain in EQout is 1.0 for DVD and 1.67 for CD. EQout terminal is connected with EQin(pin 45) externally, and inputs into DVD EQ and CD EQ(Waveform equalizing circuit). Samsung Electronics...
  • Page 72 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 signal is transferred to TC9420F (pin 38), DVD signal is sent to TC90A19F(pin 50) and detected. Samsung Electronics...

  • Page 73: System Control

    LC86P6232) of front and controls the devices on board to execute the corresponding commands after initializing the devices connected with micom on board at power on. Samsung Electronics...
  • Page 74 Circuit Descriptions 7-3-2 Block diagram Fig.7-13 Samsung Electronics...
  • Page 75 Fig 7-16, 17. Two and more devices can't be accessed simultaneously. • CH1 : ALE (MIC4-11, Address Latch Enable Signal) • CH2 : HAD0-7 (MIC4-2 to 9, Input data) • CH3 : HA0-7 (MIC4-19 to 12, Output data) Fig. 7-15 7-10 Samsung Electronics...
  • Page 76 • CH2 : CS2 (MIC2-22, EPROM CHIP SELECT) • CH3 : DPCS (DIC1-12 DVD PROCESSOR CHIP SELECT) • CH4 : DVDCS (BIC1-175, A/V DECODER CHIP SELECT) • CH5 : WR (MIC1-73, MICOM OUTPUT WRITE SIGNAL) • CH6 : RD (MIC1-72, MICOM OUTPUT READ SIGNAL) Samsung Electronics 7-11...
  • Page 77 The basic operation repeats to perform (disc data read --> memory full --> move pick-up to previous track --> disc data read --> memory full --> move pick-up to previous track) as described above. 7-12 Samsung Electronics...
  • Page 78 Circuit Descriptions 7-4-2 DVD DATA PROCESSOR BLOCK DIAGRAM HADRS DPINT DPCK SVCK HCEN RASN RASN CASN CASN HDWT MOEN MOEN HDRD MWEN MWEN HINT Fig. 7-18 Samsung Electronics 7-13...
  • Page 79 CH3 indicates a waveform that RF signal is cut by slice level and converted into digital data. • CH1 : RFIN(DIC1-50, RF Input signal) • CH2 : SLCO (DIC1-42, Slice level) • CH3 : ED7 (DIC1-34, Sliced data of RF signal) Fig. 7-21 7-14 Samsung Electronics...
  • Page 80 Fig.7-23 PLL lock at DVD playback • CH1 : RFIN(DIC1-50, RF Input signal) • CH2 : SLCO (DIC1-34, Sliced data) • CH3 : PDON (DIC1-36, Phase difference signal) • CH4 : PLCK (DIC1-26, PLL clock) Fig. 7-24 Samsung Electronics 7-15...
  • Page 81 Fig. 7-26 RLLD signal is ouputted at disc halt or occurrence of serious error. • CH1 : RFIN(DIC1-50, RF Input signal) • CH2 : RLLD (DIC1-38, RLLD at disc halt or occurrence of serious error) Fig. 7-27 7-16 Samsung Electronics...
  • Page 82 CH3 is made by division of 33MHz into 16. • CH1 : PVSREQ (DIC1-96, Data request signal from DVD1) • CH2 : PVSACK (DIC1-93, Output data acknowledge signal) • CH3 : BSTCLK (DIC1-94, Output clock) • CH4 : PVSIN (DIC1-81~84,87~90, Output data) Fig. 7-30 Samsung Electronics 7-17...
  • Page 83 It shows the external memory refresh of DIC1 and uses CAS Before RAS Refresh. • DIC2 (4MDRAM) REFRESH TIME Fig. 7-33 It shows refresh per approx. 31 usec as measurement of refresh waverform outputted by DIC1 in large timing. Refresh time(Period) of DIC2(4MDRAM) Fig. 7-34 7-18 Samsung Electronics...
  • Page 84 • CH2 : DPINT (DIC1-23, TC90A19F interrupt output) • CH3 : WR (DIC1-10, TC90A19F register write) • CH4 : RD (DIC1-11, TC90A19Fregister read) • CH5 : HADRS (DIC1-24,25, Micom address bus) • CH6 : HAD (DIC1-13~20, Micom data bus) Samsung Electronics 7-19...
  • Page 85 Video PAL/NTSC digital data encoder decoder pass Amplifier Buffer SAA7128 ZiVA D6-L filter VIC1 BIC1 JACK External output Main micom TMP93CS41F MIC1 Fig. 7-38 Video output block diagram 7-20 Samsung Electronics...
  • Page 86 The above signals, that is Y/Cr/Cb (or RGB) Y/C, composite video signals are outputted from VIC1 through D/A con- verter. CR-CB RGB encoding VDATA [7:0] 9` 16 Luminance CVBS processing Trap MACROVISION Cloed captions 7.0.1/6.1 CGMS VSYNC Cr/R HSYNC Video Chrominance timming processor Cb/B MRST CTRL+CFG register Fig. 7-39 VIC1 (SAA7128) Internal block diagram Samsung Electronics 7-21...
  • Page 87 VC11 is an AC coupling capacitor, VR19 is an essential impediance at video signal interface and being matched with the impediance in the input block of exterior devices determines the level of video signal. 7-22 Samsung Electronics...
  • Page 88 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 Control SERVO) Controls the disc motor to maintain a constant linear velocity (necessary for RF signal). Samsung Electronics 7-23...
  • Page 89 Circuit Descriptions 7-6-2 Block diagram Fig. 7-42 7-24 Samsung Electronics...
  • Page 90 SIC4. Pins 46, 49 of SIC7 are controlled by VREF(approx. 2.1V) during normal play. Meanwhile, DVD repeats the track jump from 1 to 4 in inner direction at normal play ( because data- read speed from disc is faster than data output speed on screen). Samsung Electronics 7-25...
  • Page 91 DIC1 pin 54 for constant linear velocity. • For DC, VCD mode Input RF signal (from Pick-up) to SIC7 pin 36, Detect SYNC signal from RF in SIC7, and output PWM signal to SIC7 pin 55 for constant linear velocity. 7-26 Samsung Electronics...
  • Page 92 3 amp through optical jack(AJ4:907K only) and RCA jack(AJ3). Mike's voice input goes through the Echo Sound Processor. Then, the voice becomes mixed in with Sub Woofer Bass Redirection signals (DVD-907K only), engendering the front left and right voices. Fig. 7-44 Audio output Diagram Samsung Electronics 7-27...
  • Page 93 If the user do not have sub woofer speaker and the disc is recorded by 5.1 channel, center, rear, sub woofer bass signal can be downmixed in 2 channel front L/R. If there is a sub woofer speaker, it is outputted directly to subwoofer without down mixing. 7-28 Samsung Electronics...
  • Page 94 The audio of CD and VIDEO-CD bypasses the signals of SIC7(TC9420F) in BIC8,9 and BIC1 A/V decoder and outputs them to DATA0. Also they are outputted in stereo 2 channel(L/R channel) via D/A conversion and filtering of AIC1(PCM1720/AK4324). Samsung Electronics 7-29...
  • Page 95 Circuit Descriptions MEMO 7-30 Samsung Electronics...

  • Page 96: Troubleshooting

    Replace uCOM program SIC2 3, 21 terminal? (MIC2) Actual velocity occurs at SIC2 18 terminal? Replace Hall PCB Check SIC2 peripheral circuit SLEDGS terminal is ‘L’ (During search term)? Check SLEDGS terminal of uCOM. Check peripheral circuit. Samsung Electronics...
  • Page 97 Check SIC2 peripheral soldering FINE SEEK check FINE SEEK RFRF signal is missing? Check RIC1 peripheral circuit RFCT follows center level of RFRF? Check PR11 peripheral circuit Track incoming is delayed? Time Out due to many jump counts Samsung Electronics...
  • Page 98 Check SIC7 53 peripheral circuit SIC4 14 ouput is normal? SLEDGS terminal is ‘L’? Check SQ1 peripheral circuit and SLEDGS terminal SIC4 17, 18 terminal outputs are normal? Check SIC4 soldering and power Pick-up transfer is smooth. Samsung Electronics...
  • Page 99 IC. Check path to SIC7 and DIC1 SIC6 Pin 1 output is normal? Check SIC6 soldering and power SIC5 Pin22 signal is normal? Check SIC5 soldering and power or Replace SIC5 Check or replace disc motor Samsung Electronics...
  • Page 100 MIC1 Pin84, 85 is OPEN:L.L? CLOSE:H.H Micom error Check SIC4 Pin26, 27 ouput at open/close Signal is reverse output (based on SR24,25)? Check SR24, 25 peripheral circuit Check signal line state from SIC4 Pin26, 27 to tray motor Samsung Electronics...
  • Page 101 Troubleshooting No disc recognition LD is outputted from object lens at play key input? No disc focus incoming no disc occurs Samsung Electronics...
  • Page 102 Troubleshooting No focus incoming FES in SIC7 Check RR26, RR26A, RR28 43(TP39) is within value and A, B, C, D input specified range? SIC4 1,2 Check SIC4 outputs are normal? Check open state from SIC4 to Pick-up Samsung Electronics...
  • Page 103 Troubleshooting No PICK-UP Home positioning MIC1 8 Output is normal? Micom error SELED FG(MIC1 9) is input normally Check SIC2, SIC9 signal transfer system Check SIC4 soldering and power Samsung Electronics...
  • Page 104 RIC1 50 output is 180mV? RIC1 50 output is 0V? Divide RQ1 emitter terminal voltage and 5V real voltage difference into 12Ω LD MPD error. Replace Pick-up Current exceeds 0.1A? Open check in related circuit LD out Pick-up replace Samsung Electronics...
  • Page 105 Check signal connection Control signal input is between MIC1 normal at PIN41,42 in VIC1? SYNC output is normal Check every pin connection of VIC1 at PIN7,8 in VIC1? Input data is normal at Check BIC1 connection PIN9-16 in VIC1? 8-10 Samsung Electronics...
  • Page 106 2V appears at collector in VQ3? Video signal of about Check every device 2V appears at collector connection in buffer unit in VQ6? Video Signal of about Check VC11,VR19,VL11 1V appears at output connection pin in VJ1? Check connection cable Samsung Electronics 8-11...
  • Page 107 Check VIC3(pin2) 18.432MHz AIC1 is normal? Check AIC4,6 peripheral circui AIC4,6 (pin1) output is normal? Check AIC5,7 peripheral circuit AIC5,7(pin1) input is normal? Base terminal level of Check DCN1(pin14) mute AQ5,6,9,10 are "L"? Check AL9,10,11,12 peripheral soldering and short 8-12 Samsung Electronics...
  • Page 108 AIC8,10(pin1) output is normal? peripheral circuit Check AIC8,10 AIC8,10(pin7) pin output is normal? peripheral circuit Check AIC11peripheral circuit AIC11(pin1,7) output is normal? Base terminal level of Check DCN1(pin19) mute AQ55,57,75,77are "L"? Check AL13,14 peripheral soldering and short Samsung Electronics 8-13...
  • Page 109 Check AIC3(pin2) 18.432MHz normal? AIC12(pin1,7) output is normal? Check AIC12 peripheral circuit AIC13(pin1) output is normal? Check AIC13 peripheral circuit Check DCN1(pin26) Base ferminal level of AQ21,22 are “L”? peripheral circuit Check AL15 peripheral soldering and short 8-14 Samsung Electronics...
  • Page 110 Check AIC14 peripheral circuit AIC14(pin1) output is normal? AIC13 (pin6) input is normal? Check AIC13 peripheral circuit AIC13 (pin7) output is normal? Check DCN1(pin26) mute Base terminal level of AQ25, 26 are "L"? Check AL16 peripheral soldering and short Samsung Electronics 8-15...
  • Page 111 Troubleshooting Check AIC8, 10, 12, 16 AIC17 (pin14,15) input is normal? peripheral circuit AIC17 (pin10,11) level are "L"? Check MIC1 (pin89) output 'L' AIC17 (pin2) output is normal? Replace AIC17(14053) Check AIC17 peripheral soldering and short 8-16 Samsung Electronics...
  • Page 112 Troubleshooting DIGITAL output error Output in BIC1 (PIN129) Check BIC1 peripheral circuit is normal? Output in BIC11 Check BIC11 IC (PIN4) is normal? Check AJ3,4 peripherial solder- ing and SHORT. Samsung Electronics 8-17...
  • Page 113 'H' upon inserting a microphone? Check periperal circuits of MIC1, MIC2 and KCN1 Is the frequency of KCN2 (3) 415kHz ~506kHz? Replace KIC2 Check insutticient solders or incorrect insertions on the Karaoke board in its entirety. 8-18 Samsung Electronics...
  • Page 114 PF01 Error? PD01 Check PR10 voltage is missing? PIC1 Drain(Pin2) Check 2d voltage voltage is missing? Voltage exists in PIC1(Pin3)? Check PR11, 12, 13, 14 Replace PIC1 Pulse is missing in PIC1 5? Check feed back. Replace PIC1 Samsung Electronics 8-19...
  • Page 115 Check S/W interface. Check Keys of STOP, PLAY, OPEN communication status with main Micom work normally? (Check FIC1 pins 27,72,73,74,75) If the problem persists: Check after replacing Front PCB, with another one.Check other parts for abnormal Front operation persists. 8-20 Samsung Electronics...
  • Page 116 /WR(MIC3-29 pi n ),/RD(MIC2-24 pi n ) si g nal s swi n g? CH1 (ALE) CH2 (HAD0~7) CH3 (HA0~7) Signals are output Replace DIC1 from DIC1-36, 37, 38 pin? ZIVA D6-L peripheral solder- ing and short check Samsung Electronics 8-21...
  • Page 117 CH1 (ALE) CH2 (HAD0~7) CH3 (HAD0~7) Check short pin out of micom common- bus(8 bit)Check short or opening of micom Check soldering of micom and CS2,/RD,/WR signals occur? communication devices Check ZIVA D6-L peripheral unit Play Works? 8-22 Samsung Electronics...
  • Page 118 Chekl DVD signal process block MIC6-9, 10 pin is fixed to 0V? MIC1 pin4 Check MIC1 peripheral soldering waveform state(0,1) (Including 12MHz oscillationg changes whenever pressing of front micom) front key? Check with Article “No Frout (SET) Operation” Samsung Electronics 8-23...
  • Page 119 Troubleshooting MEMO 8-24 Samsung Electronics...

  • Page 120: Exploded Views And Parts List

    9. Exploded Views and Parts List 9-1 Exploded View 9-2 Deck Exploded View 9-3 Remote Control Samsung Electronics...
  • Page 121 9-1 Exploded View Samsung Electronics...
  • Page 122 ASSY- PCB FRONT;DVD-907K, XTI AH63-40163B GROUND-REAR;-,PBS,T0.2,-,DVD-907 AH63-30228B COVER-REAR;-,PC ABS,HB,T2,BLK,-,-,DVD905 Refer to Table Below INLAY-REAR;-,PVC SHEET,T0.5,L186.8 W36.2, Refer to Table Below KNOB-VOLNME;-,ABS94HB AH90-10750Z ASSY-PCB KARAOKE;DVD-907K,XTI LOCA-NO DVD-907K DVD-9901A (DVD-907KS) DVD-808K DVD-807K AH95-50320C AH95-20320C AH95-50320D AH95-50320D AH63-30259A AH63-00024A AH63-30259C AH63-30259B AH95-10351A AH95-10351E AH95-10351C AH95-10651B...
  • Page 123 9-2 Deck Exploded View Samsung Electronics...
  • Page 124 ASSY-PCB HALL SENSOR;SDR-130,DOM AH31-10028A MOTOR-FEED;DP,RF-300C-11440,D/V5.9,60HZ AH91-60125A ASSY-BRKT DECK;DP-1,DVD860,- AH61-50279A SHAFT-SYNCRO;DP,SUM24L+ZN,OD2,L119,ZPC,YEL, AH66-22005A GEAR-SYNCRO-A;DP,KEPITAL F20-03,M0.5,Z16,BLK AH66-10023A PULLEY-MOTOR;DP,KEPITAL F20-03,BLK, AH60-10151A SCREW-TAP TITE;DP,SPEC6.8 ,PH,+,CP,M2,L5,ZPC AC60-10051A SCREW-TAPPING;BH,-,-,M3,L8,FZY AH60-10143U SCREW-TAP TITE;DP,PH,+,SPEC,TAP1.7,L5,ZPC AH60-10145A SCREW-TAP TITE;DP,PH,+,SPEC OD5.5 FP,TAP1.7,L AH60-10147A SCREW-MACHINE;DP,CH,+,FP,M2,L4,ZPC,SWRCH10A, AH60-10143Q SCREW-MACHINE;DP,CH,+,FP,M1.7,L4,ZPC,SWRCH10 6001-000012 SCREW-MACHINE;CH,+,M1.7,L2.0,NYLOCK(WHT),SW AC60-10042A SCREW-TAPPING;PWH,+,-,M3,L8,- 6001-000002 SCREW-MACHINE;CH,+,M1.7,L3 Samsung Electronics...
  • Page 125 9-3 Remote Control AH59-10087H REMOCON-ASSY;-,-,-,DVD-907/XTI,S.S (DVD-907K) AH59-10087R REMOCON-ASSY;-,-,-,DVD-907/WYN (DVD-9901A <DVD-907KS>) AH59-10087K REMOCON-ASSY;-,-,-,DVD-807K (DVD-808K/807K) AH64-50327A DOOR-BATTERY;-,ABS94,HB,T2,L71 W60 H18,D/GR Samsung Electronics...

  • Page 126: Packing Diagram

    10. Packing Diagram ACCESSORY-ASS’Y CUSHION-LEFT NITRON BAG-SET REMOCON-ASS’Y CUSHION-RIGHT FRONT FRONT PACKING-CASE Samsung Electronics 10-1...
  • Page 127 Packing Diagram MEMO 10-2 Samsung Electronics...

  • Page 128: Electrical Parts List

    AC46 2401-000913 C-AL;22uF,20%,16V,GP,TP,5x11mm,2.5m AIC1 1002-001129 IC-D/A CONVERTER;AK4324VF,24BIT,VSOP,24P AC47 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, AIC10 1201-000163 IC-OP AMP;4560,SOP,8P,150MIL,DUAL,100V/M AC48 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, AIC11 1201-000163 IC-OP AMP;4560,SOP,8P,150MIL,DUAL,100V/M AC49 2401-000913 C-AL;22uF,20%,16V,GP,TP,5x11mm,2.5m AIC12 1201-000163 IC-OP AMP;4560,SOP,8P,150MIL,DUAL,100V/M 2203-000783 C-CERAMIC,CHIP;330pF,5%,50V,NPO,TP,1608, AIC13 1201-000163 IC-OP AMP;4560,SOP,8P,150MIL,DUAL,100V/M AC50 2401-000913 C-AL;22uF,20%,16V,GP,TP,5x11mm,2.5m Samsung Electronics 11-1...
  • Page 129 2007-000075 R-CHIP;220ohm,5%,1/16W,DA,TP,1608 AR103 2007-000090 R-CHIP;10Kohm,5%,1/16W,DA,TP,1608 AR19 2007-000075 R-CHIP;220ohm,5%,1/16W,DA,TP,1608 AR104 2007-000090 R-CHIP;10Kohm,5%,1/16W,DA,TP,1608 2007-001056 R-CHIP;6.2Kohm,5%,1/16W,DA,TP,1608 AR105 2007-000086 R-CHIP;5.6Kohm,5%,1/16W,DA,TP,1608 AR20 2007-000075 R-CHIP;220ohm,5%,1/16W,DA,TP,1608 AR106 2007-000086 R-CHIP;5.6Kohm,5%,1/16W,DA,TP,1608 AR21 2007-001056 R-CHIP;6.2Kohm,5%,1/16W,DA,TP,1608 AR107 2007-000086 R-CHIP;5.6Kohm,5%,1/16W,DA,TP,1608 AR22 2007-001056 R-CHIP;6.2Kohm,5%,1/16W,DA,TP,1608 AR108 2007-000093 R-CHIP;20Kohm,5%,1/16W,DA,TP,1608 AR23 2007-001056 R-CHIP;6.2Kohm,5%,1/16W,DA,TP,1608 11-2 Samsung Electronics...
  • Page 130 IC-DRAM;416C256,256KX16BIT,SOJ,40P,400MI AR86 2007-000096 R-CHIP;30Kohm,5%,1/16W,DA,TP,1608 BIC5 1105-001233 IC-DRAM;416C256,256KX16BIT,SOJ,40P,400MI AR87 2007-000096 R-CHIP;30Kohm,5%,1/16W,DA,TP,1608 BIC6 1105-001233 IC-DRAM;416C256,256KX16BIT,SOJ,40P,400MI AR88 2007-000090 R-CHIP;10Kohm,5%,1/16W,DA,TP,1608 BIC7 1105-001233 IC-DRAM;416C256,256KX16BIT,SOJ,40P,400MI AR89 2007-000090 R-CHIP;10Kohm,5%,1/16W,DA,TP,1608 BIC8 0801-002206 IC-CMOS LOGIC;74HC157,MULTIPLEXER,SOP,16 2007-000329 R-CHIP;11Kohm,5%,1/16W,DA,TP,1608 BIC9 0801-002206 IC-CMOS LOGIC;74HC157,MULTIPLEXER,SOP,16 AR90 2007-000070 R-CHIP;0ohm,5%,1/16W,DA,TP,1608 2007-000113 R-CHIP;33ohm,5%,1/16W,DA,TP,1608 Samsung Electronics 11-3...
  • Page 131 2007-000127 R-CHIP;9.1Kohm,5%,1/16W,DA,TP,1608 DC21 2203-000815 C-CERAMIC,CHIP;33pF,5%,50V,NPO,TP,1608,- DR22 2007-000090 R-CHIP;10Kohm,5%,1/16W,DA,TP,1608 DC22 2203-000426 C-CERAMIC,CHIP;18pF,5%,50V,NPO,1608,-,TP DR26 2007-000078 R-CHIP;1Kohm,5%,1/16W,DA,TP,1608 DC23 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, DR27 2007-000074 R-CHIP;100ohm,5%,1/16W,DA,TP,1608 DC24 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, DR28 2007-000090 R-CHIP;10Kohm,5%,1/16W,DA,TP,1608 DC27 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, DR29 2007-000090 R-CHIP;10Kohm,5%,1/16W,DA,TP,1608 DC28 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, 2007-000078 R-CHIP;1Kohm,5%,1/16W,DA,TP,1608 11-4 Samsung Electronics...
  • Page 132 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, MR60 2007-000090 R-CHIP;10Kohm,5%,1/16W,DA,TP,1608 MC13 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, MR61 2007-000539 R-CHIP;200ohm,5%,1/16W,DA,TP,1608 MC14 2203-000236 C-CERAMIC,CHIP;100pF,5%,50V,NPO,TP,1608, MR62 2007-000090 R-CHIP;10Kohm,5%,1/16W,DA,TP,1608 MC15 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, MR63 2007-000539 R-CHIP;200ohm,5%,1/16W,DA,TP,1608 MC16 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, 2007-000084 R-CHIP;4.7Kohm,5%,1/16W,DA,TP,1608 MC17 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, 2007-000084 R-CHIP;4.7Kohm,5%,1/16W,DA,TP,1608 2203-000426 C-CERAMIC,CHIP;18pF,5%,50V,NPO,1608,-,TP 2007-000084 R-CHIP;4.7Kohm,5%,1/16W,DA,TP,1608 Samsung Electronics 11-5...
  • Page 133 RC41 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, 2203-001052 C-CERAMIC,CHIP;560pF,10%,50V,X7R,TP,1608 RC50 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, SC10 2203-000257 C-CERAMIC,CHIP;10nF,10%,50V,X7R,TP,1608, RC50A 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, SC11 2203-001656 C-CERAMIC,CHIP;470pF,5%,50V,CH,TP,1608,1 RC51 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, SC15 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, 2203-002398 C-CERAMIC,CHIP;22nF,10%,50V,X7R,TP,1608, SC19 2203-000257 C-CERAMIC,CHIP;10nF,10%,50V,X7R,TP,1608, 2401-002036 C-AL;1uF,20%,50V,GP,TP,5x11,2.5mm 2401-002144 C-AL;47uF,20%,16V,GP,TP,5x11,5 2401-002144 C-AL;47uF,20%,16V,GP,TP,5x11,5 SC20 2203-000440 C-CERAMIC,CHIP;1nF,10%,50V,X7R,TP,1608,- 11-6 Samsung Electronics...
  • Page 134 C-CERAMIC,CHIP;33nF,10%,50V,X7R,TP,1608, SR35 2007-000086 R-CHIP;5.6Kohm,5%,1/16W,DA,TP,1608 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, SR36 2007-000450 R-CHIP;180ohm,5%,1/16W,DA,TP,1608 SIC1 1201-000163 IC-OP AMP;4560,SOP,8P,150MIL,DUAL,100V/M SR36A 2007-000090 R-CHIP;10Kohm,5%,1/16W,DA,TP,1608 SIC2 BG13-10030A IC-ASIC;KA9250D-STF,SOP,24P,HALL CONTR SR36B 2007-000070 R-CHIP;0ohm,5%,1/16W,DA,TP,1608 SIC4 1003-001083 IC-MOTOR DRIVER;BA5924FP,SOP,28P,767MIL, SR37 2007-007157 R-CHIP;1ohm,5%,1/4W,DA,TP,3216 SIC4A AH62-30125A HEAT SINK-IC;-,CU,-,T0.3,-,YEL,-,DVD-905 SR37A 2007-007157 R-CHIP;1ohm,5%,1/4W,DA,TP,3216 Samsung Electronics 11-7...
  • Page 135 C-AL;470uF,20%,10V,GP,-,-,TP VR100 2007-000121 R-CHIP;820ohm,5%,1/16W,DA,TP,1608 VC16 2401-001479 C-AL;470uF,20%,10V,GP,-,-,TP VR101 2007-000119 R-CHIP;560ohm,5%,1/16W,DA,TP,1608 VC17 2401-001479 C-AL;470uF,20%,10V,GP,-,-,TP VR102 2007-000074 R-CHIP;100ohm,5%,1/16W,DA,TP,1608 VC18 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, VR103 2007-000074 R-CHIP;100ohm,5%,1/16W,DA,TP,1608 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, VR104 2007-000123 R-CHIP;1.5Kohm,5%,1/16W,DA,TP,1608 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, VR105 2007-000078 R-CHIP;1Kohm,5%,1/16W,DA,TP,1608 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, VR106 2007-000074 R-CHIP;100ohm,5%,1/16W,DA,TP,1608 11-8 Samsung Electronics...
  • Page 136 2007-000070 R-CHIP;0ohm,5%,1/16W,DA,TP,1608 VR56 2007-000821 R-CHIP;390ohm,1%,1/16W,DA,TP,1608 VR57 2007-000090 R-CHIP;10Kohm,5%,1/16W,DA,TP,1608 VR58 2007-000082 R-CHIP;3.3Kohm,5%,1/16W,DA,TP,1608 VR59 2007-000078 R-CHIP;1Kohm,5%,1/16W,DA,TP,1608 2007-000821 R-CHIP;390ohm,1%,1/16W,DA,TP,1608 VR60 2007-000121 R-CHIP;820ohm,5%,1/16W,DA,TP,1608 VR61 2007-001157 R-CHIP;750ohm,5%,1/16W,DA,TP,160 VR62 2007-000074 R-CHIP;100ohm,5%,1/16W,DA,TP,1608 VR63 2007-000074 R-CHIP;100ohm,5%,1/16W,DA,TP,1608 VR64 2007-000070 R-CHIP;0ohm,5%,1/16W,DA,TP,1608 VR65 2007-000077 R-CHIP;470ohm,5%,1/16W,DA,TP,1608 VR66 2007-001167 R-CHIP;75ohm,5%,1/16W,DA,TP,1608 Samsung Electronics 11-9...
  • Page 137 Electrical Part List Loc. no. Part No. Description & Specification Loc. no. Part No. Description & Specification S.N.A. MAIN Board for DVD-807K, DVD-808K 3301-000353 CORE-FERRITE BEAD;AB,2.0x1.25x0.9mm,-,- 3301-000353 CORE-FERRITE BEAD;AB,2.0x1.25x0.9mm,-,- 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, 3301-000353 CORE-FERRITE BEAD;AB,2.0x1.25x0.9mm,-,- AC10 2401-000913 C-AL;22uF,20%,16V,GP,TP,5x11mm,2.5m 2901-001025 FILTER-EMI SMD;25V,200MA,-,-,3.2X1.6X1.8...
  • Page 138 DC12 2203-001634 C-CERAMIC,CHIP;33nF,10%,50V,X7R,TP,1608, 2401-002008 C-AL;100uF,20%,16V,GP,TP,6.3x11,2.5 DC13 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, BIC1 1204-001363 IC-DECODER;ZIBA-D6-LPB,208P,DVD-2 DC14 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, BIC10 0801-002166 IC-CMOS LOGIC;7SHU04,INVERTER,SSOP,5P,63 DC15 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, BIC11 0801-002097 IC-CMOS LOGIC;7SET08,AND GATE,SOP,5P,110 DC16 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, BIC12 0801-002096 IC-CMOS LOGIC;7SH08,AND GATE,SSOP,5P,63M DC17 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, Samsung Electronics 11-11...
  • Page 139 2007-000078 R-CHIP;1Kohm,5%,1/16W,DA,TP,1608 DR12 2007-000070 R-CHIP;0ohm,5%,1/16W,DA,TP,1608 2007-000134 R-CHIP;33Kohm,5%,1/16W,DA,TP,1608 DR13 2007-000077 R-CHIP;470ohm,5%,1/16W,DA,TP,1608 2007-000094 R-CHIP;22Kohm,5%,1/16W,DA,TP,1608 DR14 2007-000077 R-CHIP;470ohm,5%,1/16W,DA,TP,1608 2007-000098 R-CHIP;56Kohm,5%,1/16W,DA,TP,1608 DR15 2007-000067 R-CHIP;15Kohm,5%,1/16W,DA,TP,1608 2007-000082 R-CHIP;3.3Kohm,5%,1/16W,DA,TP,1608 DR16 2007-000077 R-CHIP;470ohm,5%,1/16W,DA,TP,1608 2007-000082 R-CHIP;3.3Kohm,5%,1/16W,DA,TP,1608 DR17 2007-007445 R-CHIP;9.1Kohm,5%,1/16W,DA,TP,1608 2007-000123 R-CHIP;1.5Kohm,5%,1/16W,DA,TP,1608 DR18 2007-000082 R-CHIP;3.3Kohm,5%,1/16W,DA,TP,1608 2007-000259 R-CHIP;1.6Kohm,5%,1/16W,DA,TP,1608 11-12 Samsung Electronics...
  • Page 140 2401-002144 C-AL;47uF,20%,16V,GP,TP,5x11,5 MR48 2007-000074 R-CHIP;100ohm,5%,1/16W,DA,TP,1608 RC34 2401-002144 C-AL;47uF,20%,16V,GP,TP,5x11,5 2007-000084 R-CHIP;4.7Kohm,5%,1/16W,DA,TP,1608 RC35 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, MR54 2007-000070 R-CHIP;0ohm,5%,1/16W,DA,TP,1608 RC36 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, MR55 2007-000070 R-CHIP;0ohm,5%,1/16W,DA,TP,1608 RC37 2203-000257 C-CERAMIC,CHIP;10nF,10%,50V,X7R,TP,1608, MR56 2007-000070 R-CHIP;0ohm,5%,1/16W,DA,TP,1608 RC38 2203-000257 C-CERAMIC,CHIP;10nF,10%,50V,X7R,TP,1608, MR57 2007-000074 R-CHIP;100ohm,5%,1/16W,DA,TP,1608 RC39 2203-000440 C-CERAMIC,CHIP;1nF,10%,50V,X7R,TP,1608,- Samsung Electronics 11-13...
  • Page 141 R-CHIP;0ohm,5%,1/16W,DA,TP,1608 SC63A 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, 2007-000119 R-CHIP;560ohm,5%,1/16W,DA,TP,1608 SC65 2203-000257 C-CERAMIC,CHIP;10nF,10%,50V,X7R,TP,1608, RR50 2007-000086 R-CHIP;5.6Kohm,5%,1/16W,DA,TP,1608 SC67 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, RR51 2007-000086 R-CHIP;5.6Kohm,5%,1/16W,DA,TP,1608 SC69 2401-002144 C-AL;47uF,20%,16V,GP,TP,5x11,5 RR53 2007-000070 R-CHIP;0ohm,5%,1/16W,DA,TP,1608 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, RR54 2007-000070 R-CHIP;0ohm,5%,1/16W,DA,TP,1608 SC70 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, 2007-000090 R-CHIP;10Kohm,5%,1/16W,DA,TP,1608 SC71 2203-000236 C-CERAMIC,CHIP;100pF,5%,50V,NPO,TP,1608, 11-14 Samsung Electronics...
  • Page 142 2007-000086 R-CHIP;5.6Kohm,5%,1/16W,DA,TP,1608 2401-001479 C-AL;470uF,20%,10V,GP,-,-,TP SR30B 2007-000127 R-CHIP;9.1Kohm,5%,1/16W,DA,TP,1608 VC10 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, SR31 2007-000100 R-CHIP;68Kohm,5%,1/16W,DA,TP,1608 VC11 2401-001479 C-AL;470uF,20%,10V,GP,-,-,TP SR32 2007-000101 R-CHIP;82Kohm,5%,1/16W,DA,TP,1608 VC18 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, SR33 2007-000087 R-CHIP;6.8Kohm,5%,1/16W,DA,TP,1608 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, SR34 2007-000450 R-CHIP;180ohm,5%,1/16W,DA,TP,1608 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, SR34A 2007-000078 R-CHIP;1Kohm,5%,1/16W,DA,TP,1608 2203-000189 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, Samsung Electronics 11-15...
  • Page 143 R-CARBON;1KOHM,5%,1/8W,AA,TP,- FR46 2001-000290 R-CARBON;10KOHM,5%,1/8W,AA,TP,- FR47 2001-000429 R-CARBON;1KOHM,5%,1/8W,AA,TP,- 2001-000515 R-CARBON;220ohm,5%,1/8W,AA,TP,1.8x3.2mm 2001-000780 R-CARBON;470OHM,5%,1/8W,AA,TP,- FSW1 3404-001008 SWITCH-TACT;12V,20mA,160+-50,6x7.9x3.5mm FSW2 3404-001008 SWITCH-TACT;12V,20mA,160+-50,6x7.9x3.5mm FSW3 3404-001008 SWITCH-TACT;12V,20mA,160+-50,6x7.9x3.5mm FSW4 3404-001008 SWITCH-TACT;12V,20mA,160+-50,6x7.9x3.5mm FSW5 3404-001008 SWITCH-TACT;12V,20mA,160+-50,6x7.9x3.5mm FSW6 3404-001008 SWITCH-TACT;12V,20mA,160+-50,6x7.9x3.5mm FSW7S 3404-001008 SWITCH-TACT;12V,20mA,160+-50,6x7.9x3.5mm FSW8 3404-001008 SWITCH-TACT;12V,20mA,160+-50,6x7.9x3.5mm 2802-000108 RESONATOR-CERAMIC;12MHZ,0.5%,BK,10.0X5.0 11-16 Samsung Electronics...
  • Page 144 TR-POWER;2SD2395-F,NPN,2W,TO-220FN,BK,1 KC47 2301-000129 C-FILM,PEF;100nF,5%,50V,10X9X4.3X5,5mm,T PR10 2006-000262 R-CEMENT;2.7ohm,10%,2W,CB,ST,7.5x11x20. KC48 2401-002144 C-AL;47uF,20%,16V,GP,TP,5x11,5 PR11 2001-000073 R-CARBON;33Kohm,5%,1/4W,AA,TP,2.4x6.4mm KC49 2202-000780 C-CERAMIC,MLC-AXIAL;100nF,+80-20%,50V,Y5 PR12 2001-000073 R-CARBON;33Kohm,5%,1/4W,AA,TP,2.4x6.4mm 2401-001225 C-AL;4.7uF,20%,16V,GP,TP,3x5,5 PR13 2001-000073 R-CARBON;33Kohm,5%,1/4W,AA,TP,2.4x6.4mm 2401-001225 C-AL;4.7uF,20%,16V,GP,TP,3x5,5 PR14 2001-000073 R-CARBON;33Kohm,5%,1/4W,AA,TP,2.4x6.4mm 2201-000146 C-CERAMIC,DISC;100pF,5%,50V,SL,TP,5x3,5 PR15 2003-000273 R-METAL OXIDE;33Kohm,5%,2W,AA,TP,6x16mm 2201-000146 C-CERAMIC,DISC;100pF,5%,50V,SL,TP,5x3,5 Samsung Electronics 11-17...
  • Page 145 KR43 2001-000397 R-CARBON;180Kohm,5%,1/8W,AA,TP,1.8x3.2m KR44 2001-000429 R-CARBON;1KOHM,5%,1/8W,AA,TP,- KR45 2001-000938 R-CARBON;68ohm,5%,1/8W,AA,TP,1.8x3.2mm KR46 2001-000515 R-CARBON;220ohm,5%,1/8W,AA,TP,1.8x3.2mm KR47 2001-000515 R-CARBON;220ohm,5%,1/8W,AA,TP,1.8x3.2mm KR48 2001-000786 R-CARBON;47Kohm,5%,1/8W,AA,TP,1.8x3.2mm KR49 2001-000734 R-CARBON;4.7KOHM,5%,1/8W,AA,TP,- 2001-000429 R-CARBON;1KOHM,5%,1/8W,AA,TP,- 2001-000429 R-CARBON;1KOHM,5%,1/8W,AA,TP,- 2001-000290 R-CARBON;10KOHM,5%,1/8W,AA,TP,- 2001-000290 R-CARBON;10KOHM,5%,1/8W,AA,TP,- 2001-000563 R-CARBON;27Kohm,5%,1/8W,AA,TP,1.8x3.2mm KVOL1 2101-001010 VR-ROTARY;20Kohm,20%,1/20W,SIDE KVOL2 2101-001010 VR-ROTARY;20Kohm,20%,1/20W,SIDE 11-18 Samsung Electronics...

  • Page 146: Block Diagram

    Audio DAC 4M EPROM 4M DRAM (PCM1720 Rev.1) (AK4324 Rev.2) Audio DAC (PCM1720) Processor Decoder (TC90A19F) (Ziva-2) Audio DAC (PCM1723) SERVO & CD COPY Processor PROTECTOR (TC9420F) 4M DRAM X 5EA Video Encoder (SAA7128) Yout Cout CVBS1 CVBS2 Samsung Electronics 12-1...

  • Page 147: Pcb Diagrams

    13. PCB Diagrams 13-1 MAIN BOARD 13-2 FRONT BOARD 13-3 SMPS BOARD 13-4 KARAOKE BOARD 13-5 PICK-DECK Samsung Electronics 13-1...
  • Page 148 13-1 MAIN BOARD <COMPONENT SIDE> 13-2 Samsung Electronics...
  • Page 149 PCB Diagrams <SOLDER SIDE> Samsung Electronics 13-3...
  • Page 150 13-2 FRONT 13-4 Samsung Electronics...
  • Page 151 13-3 SMPS Samsung Electronics 13-5...
  • Page 152 13-4 KARAOKE BOARD 13-5 PICK-DECK 13-6 Samsung Electronics...

  • Page 153: Wiring Diagram

    14. Wiring Diagram Samsung Electronics 14-1...

  • Page 154: Schematic Diagrams

    15. Schematic Diagrams 15-1 MAIN 15-1-1 MICOM 15-1-2 SERVO 15-1-3 DATA PROCESSOR 15-1-4 A/V DECODER 15-1-5 AUDIO 15-1-6 VIDEO 15-1-7 CONNECTOR 15-2 FRONT 15-3 SMPS 15-4 KARAOKE 15-5 PICK-UP/DECK Samsung Electronics 15-1...
  • Page 155 15-1 MAIN 15-1-1 MICOM 15-2 Samsung Electronics...
  • Page 156 Schematic Diagrams 15-1-2 SERVO Samsung Electronics 15-3...
  • Page 157 Schematic Diagrams 15-1-3 DATA PROCESSOR 15-4 Samsung Electronics...
  • Page 158 Schematic Diagrams 15-1-4 A/V DECODER Samsung Electronics 15-5...
  • Page 159 Schematic Diagrams 15-1-5 AUDIO DVD-907K/DVD-9901A Only 15-6 Samsung Electronics...
  • Page 160 Schematic Diagrams 15-1-6 VIDEO DVD-907K/DVD-9901A Only Samsung Electronics 15-7...
  • Page 161 Schematic Diagrams 15-1-7 CONNECTOR 15-8 Samsung Electronics...
  • Page 162 15-2 FRONT BOARD Samsung Electronics 15-9...
  • Page 163 15-3 SMPS 15-10 Samsung Electronics...
  • Page 164 15-4 KARAOKE BOARD Samsung Electronics 15-11...
  • Page 165 15-5 PICK-UP/DECK 15-12 Samsung Electronics...

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