Memorex MVD2009CB Service Manual Download

Page: 48 / 55

WAVEFORMS

The following waveforms were measured at the point of the corresponding
balloon number in the schematic diagram.

NOTE:

H-3

CRT

DEFLECTION

POWER ON

5ms

10V

POWER ON

50V

POWER ON

50V

POWER ON

50V

Summary of Contents for MVD2009CB

Page 1: ...SERVICE MANUAL MVD2009CB Design and specifications are subject to change without notice COLOR TELEVISION DVD VIDEO PLAYER ORIGINAL MFR S VERSION A...

Page 2: ...eals on the cabinet chassis and parts Make sure to keep the indications and notices in the operation manual PERFORM A SAFETY CHECK AFTER SERVICING 4 Confirm that the screws parts and wiring which were...

Page 3: ...4 DIGIT PASSWORD CANCELLATION If the stored 4 digit password in the Rating Level menu needs to be cancelled please follow the steps below Turn Unit ON Press and hold the STOP key on the front panel Si...

Page 4: ...K DIAGRAMS DVD ST SOLUTION TV POWER PRINTED CIRCUIT BOARDS DVD AV CRT POWER SCHEMATIC DIAGRAMS RF_AMP DSP MOTOR DRV MPEG MEMORY AUDIO VIDEO REGULATOR2 REGULATOR MICON TUNER CHROMA SOUND AMP IN OUT STE...

Page 5: ...tination US w CATV Tuning System F Synth Input Impedance VHF UHF 75 Ohm CH Coverage 2 69 4A A 5 A 1 A I J W W 1 W 84 Intermediate Picture FP 45 75MHz Frequency Sound FS 41 25MHz FP FS 4 50MHz Preset C...

Page 6: ...Auto Search Position No Game No Volume Yes Mute Yes G 10 On Screen Menu DVD Yes Display Menu Type Character Language Yes OSD Language Yes Menu Yes SubTitle Yes Audio Yes Picture Yes TV Screen Size Yes...

Page 7: ...Yes 2 Yes 3 Yes 4 Yes 5 Yes 6 Yes 7 Yes 8 Yes 9 Yes 0 Yes Open Close Yes Play Yes Stop Yes Search Yes Search Yes Skip Yes Skip Yes Slow Yes Slow Yes Still Pause Yes Display Call Yes TV DVD Yes Cancel...

Page 8: ...and Rod Antenna Yes Poles 2 Poles Terminal F Type Loop Antenna No Terminal U V Mixer No 300 ohm to 75 ohm Antenna Adapter No Antenna Change Plug No Guarantee Card Yes Registration Card No Warranty Car...

Page 9: ...ox Yes Material Double Brown W Color Photo Label No Dimensions W x D x H mm 338 x 381 x 526 Design As Per Buyer s Description of Origin Yes Drop Test Natural Dropping At 1 Corner 3 Edges 6 Surfaces He...

Page 10: ...E ATTEMPTING TO REMOVE OR REPAIR ANY PCB UNPLUG THE POWER CORD FROM THE AC SOURCE 1 2 3 Remove the Anode Cap Refer to REMOVAL OF ANODE CAP Disconnect the following connector CP801 Remove the CRT PCB i...

Page 11: ...ve the Angle Deck in the direction of arrow A Disconnect the following connectors CP2001 CP2301 and CP2302 Remove the 4 screws 2 Remove the DVD Deck in the direction of arrow B Remove the 4 screws 3 R...

Page 12: ...p up the sides of the Rubber Cap in the direction of the arrow and remove one side of the support Refer to Fig 2 2 2 GND on the CRT Screwdriver Alligator Clip Support CRT GND on the CRT Rubber Cap CRT...

Page 13: ...a blower type IC desoldering machine Refer to Fig 3 2 2 Fig 3 2 NOTE Do not add the rotating and the back and forth directions force on the IC until IC can move back and forth easily after desoldering...

Page 14: ...in tip Soldering Iron NOTE When the IC leads are bent during soldering and or repairing do not repair the bending of leads If the bending of leads are repaired the pattern may be damaged So be always...

Page 15: ...E Do not use this for the normal servicing The function will only work without the setting of DVD disc at DVD mode While pressing the Remocon Key for more than the Standard Time press the Set Key simu...

Page 16: ...and should blink Using the RIGHT LEFT button on the remote step through the ADDRESS until required ADDRESS to be changed is reached Press ENTER to select DATA When DATA is selected it will blink Agai...

Page 17: ...EFORE MAKING ELECTRICAL ADJUSTMENTS Prepare the following measurement tools for electrical adjustments 1 Oscilloscope 2 Digital Voltmeter 3 AC Voltmeter 4 Pattern Generator 5 Multi Sound Signal Genera...

Page 18: ...ent 1 2 3 4 5 6 7 Place the set with Aging Test for more than 15 minutes Receive the gray scale pattern from the Pattern Generator Using the remote control set the brightness and contrast to normal po...

Page 19: ...to 4 scales on the screen of the oscilloscope Press the RIGHT LEFT button on the remote control until the red color level is adjusted to 90 5 of the white level Refer to Fig 2 4 Receive the color bar...

Page 20: ...te the adjustment mode display of Fig 1 1 and press the channel button 40 on the remote control to select SHARPA Check if the step No SHRP is 11 Press the DVD button on the remote control to set to th...

Page 21: ...between the deflection yoke and CRT funnel to fix the deflection yoke Refer to Fig 3 2 b R G B R G B Fig 3 2 a WEDGE WEDGE WEDGE WEDGE POSITION Fig 3 2 b R G B R G B Receive the crosshatch pattern fr...

Page 22: ...PCB CD8501 VR401 CP8001 CP8002 CP301 CP101 SPEAKER CP302 CRT CP401 CRT CP403 J4201 TU001 FB401 CP3803 CP3802 VR3802 VR3801 D3824 J3801 CD3801 AC IN POWER PCB CP3001 CP402 CRT CP801 J801 TP022 TP024 C...

Page 23: ...02 PCM1742KE 2K 1 8V REG IC8504 PQ070XZ01ZP 1 8V REG IC8501 PQ070XZ01ZP 7V REG IC2305 PQ070XZ01ZP OP AMP IC2304 BA10358F E2 TD FD E E A C DMUTE IRQ0 BB_V4 AFEC_EVALID XDATA XBCLK XPCLK XERROR FE_RESET...

Page 24: ...N CH UP 32 31 X101 16MHz TV BLOCK DIAGRAM 38 4 37 SOUND DECORDER IC902 AN5829S 19 18 22 21 J2202 FROM DVD BLOCK DVD C DVD Y DVD_A_OUT_L DVD_A_OUT_R AMP IC4201 NJM4580M 5 3 Q4209 Q4212 MUTE SW L R D Q4...

Page 25: ...FORMER SWITCHING 10 17 8 5 B SOUND B UNREG 8V T3801 9 12 13 TRANSFORMER SWITCHING 14 16 2 3 6 7 1 6 11 3V REG OPE AMP IC3802 NJM2368D 4 5 VR3801 DC B ADJ PROTECTOR Q3803 DC POWER SW Q3806 PROTECTOR Q3...

Page 26: ...816 W817 W821 W820 C2063 W822 R2313 C2316 C2315 R2096 R2095 C2057 C2058 IC2305 IC2304 R2314 W808 C2335 R2342 W806 R2087 R2086 R2088 R2311 R2308 C2333_1 C2334_1 R2037 R2315 R2078 C2060 R2090 R2079 R234...

Page 27: ...912 R909 R4204 W825 L4203 C4219 W807 C631 R4205 R2202 C3013 R3009 TP402 TP403 W051 W052 D3007 W053 W054 W055 D406 W056 W057 W058 W059 W060 W061 C634 R3007 R603 W816 W813 W063 W064 C119 W065 W066 W067...

Page 28: ...C107 C108 R127 R126 R132 R122 C109 C128 R134 R114 R120 R109 R142 C939 C937 C934 C929 R908 R913 C938 C935 C933 C951 C950 R305 C4275 C3004 C4221 Q4205 R4207 Q4204 C001 C002 R123 Q602 R308 R310 R634 R611...

Page 29: ...0 2 W011 W012 D3808 D3844 D3847 D3823 R3820 W006 W005 R3834 Q3808 D3809 D3812 D3803 R3805 R3818 R3819 R3814 R3832 R3833 D 3 8 0 6 C3829 R3828 C3828 R3826 R3829 R3830 D3839 D 3 8 3 8 D3807 D3804 C 3 8...

Page 30: ...6 R2058 56 R2057 56 R2056 56 R2044 10K R2008 2 2 R2026 270 R2047 22K R2027 10K R2029 10K R2067 10K R2080 10K R2081 10K R2051 10K R2050 10K R2034 10K R2043 1M R2065 1M R2078 4 7K R2079 4 7K R2005 220 R...

Page 31: ...100 16V KA C2329_1 22 6 3V KA C2334_1 22 6 3V KA C2328_1 22 6 3V KA R2343 100 R2339 4 7K 1 R2321 10 R2306 10 R2322 10 R2323 10 R2307 10 R2324 10 R2310 4 7 R2325 4 7 R2326 4 7 R2327 4 7 R2328 4 7 R232...

Page 32: ...16 D_CTS ADDR20 ADDR17 SMI_CLK D_RXD DQ15 ADDR18 DQ14 DQ13 ADDR19 SMI_DQMU DQ12 ADDR20 SMI_DQML DQ11 SMI_WE DQ10 SMI_CAS DQ9 BB_V4 BB_V4_B DQ8 SMI_RAS AFEC_EVALID AFEC_EVALID_B DQ7 DQ6 AFEC_SCTST AFEC...

Page 33: ...R7 DATA3 ADDR8 SMI_DQML ADDR9 ADDR10 DATA10 SMI_DQMU SMI_WE ADDR11 ADDR12 DATA2 ADDR19 SMI_CLK SMI_CAS ADDR13 ADDR14 ADDR15 DATA9 ADDR18 SMI_RAS ADDR16 ADDR17 DATA1 ADDR8 SMI_CS0 ADDR18 ADDR19 DATA8 A...

Page 34: ...0 1 F C8516 22P CH C8515 22P CH C8504 22P CH C8519 0 1 F C8518 0 1 F L8503 2 2uH 0305 L8502 2 2uH 0305 L8501 2 2uH 0305 C8517_1 10 16V KA C8512 22 6 3V KA C8525_1 100 16V KA C8523 22 6 3V KA R8513 3...

Page 35: ...C8548 0 1 F C8529 47P CH C8528 10P CH C8533 0 1 F C8535 0 1 F C8530 0 0047 B C8537 0 01 B C8531 82P CH C8550 1 F L8507 2 2uH 0305 R8511 510 1 R8521 1K 1 R8533 4 7K R8535 4 7K R8536 47K R8517 1K 1 R85...

Page 36: ...YK R3006 330 1 4W R3001 100 1 4W R3003 1K 1 4W R3011 470 1 4W R3005 10 1 4W R3007 100 1 4W R3009 100 1 4W R3008 1M 1 4W R3017 330 R3018 220 R3021 100 R3019 15K R3014 82 1 R3015 560 1 R3004 10 1 4W R30...

Page 37: ...2 2K R151 1K 1 4W R110 4 7K R123 10K SINCE THESE PARTS MARKED BY CAUTION DESCRIBED IN PARTS LIST ONLY CRITICAL FOR SAFETY USE ONES ARE DANS LA NOMENCLATURE DES PIECES N UTILISER QUE CELLS DECRITES DAN...

Page 38: ...7K R603 330 1 2W R602 10K R609 100 R610 100 R611 100 R616 1K 1 4W R624 680K R626 22K R625 22K R619 4 7K 1 R607 15K R608 8 2K R605 6 8K 1 4W R615 4 7K R612 100 1 4W R628 10K R627 680 1 4W R617 2 2K R6...

Page 39: ...03 0 001 B C347 2 2 50V KA C328 4 7 50V KA C346 2 2 50V KA R305 1K R301 2 7K 1 4W R310 1K R303 2 7K 1 4W R312 18K R311 47K 1 4W R323 47K R346 100 1 4W R302 68K R309 1K R308 1K R306 1K R304 1K SINCE TH...

Page 40: ...2 2 50V KA C4214 33 10V KA C4217 100 16V YK C4236 470 16V YK C4202 10 50V YK C4201 10 50V YK C4208 10 16V KA C4211 4 7 50V KA C4234 4 7 50V KA C2201 100 16V YK C2205 100 16V YK C2204 47 6 3V KA C4232...

Page 41: ...C924 2 2 50V KA C923 2 2 50V KA C945 100 16V YK C942 2 2 50V KA C940 2 2 50V KA C949 10 50V YK C948 10 50V YK C920 2 2 50V KA C922 2 2 50V KA R913 2 7M R910 220K R912 100 1 4W R909 100 1 4W R915 22K...

Page 42: ...0 35V MHE Q405 KTC3227_Y H DRIVE W851 W810 W914 W821 W884 W836 W888 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME C429 0 0022 500V B C434_1 0 2...

Page 43: ...T NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME C802 0 001 2KV B C811 680P CH C809 560P CH C810 470P CH C804 10 160V YK R813 390 R816 390 R815 390 R804 2 7K 1 4W R808 1 5K 1 4W R809 1 5...

Page 44: ...TE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS C3837 0 01 B C3842 0 0047 250V KX C3817_1 470P 2KV RR C3843_1 0 0...

Page 45: ...LDO LDO OPEN CLOSE SW PD T RTN T DRV F RTN F DRV GND GND VR CD VR COM VR DVD SW2 L H GND D Vref LD DVD LD CD A F E VCC C B SW1 DVD CD PD T RTN T DRV F RTN F DRV GND GND VR CD VR COM VR DVD SW2 L H GN...

Page 46: ...diagram NOTE H 1 MICON TUNER 1 RF_AMP DSP 100ns 100mV 6 10 s 100mV 22 POWER ON 0 2ms 1V 23 2 7 20ns 200mV 10 s 200mV POWER ON 0 2ms 1V MOTOR DRIVE 24 3 8 2ms 1V 500 s 500mV POWER ON 0 2ms 1V 25 4 20ns...

Page 47: ...T 27 28 32 37 33 38 POWER ON 20 s 0 5V STANDBY 0 5 s 50mV POWER ON 20 s 0 5V DVD PLAY 0 5ms 200mV POWER ON 10ms 0 5V DVD PLAY 0 5ms 200mV SOUND AMP 29 30 31 36 34 35 40 STEREO 41 POWER ON 10 s 2V POWE...

Page 48: ...waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE H 3 CRT DEFLECTION 46 44 45 43 POWER ON 5ms 10V POWER ON 20 s 5V POWER ON 20 s 50V POWER ON 20 s...

Page 49: ...MECHANICAL EXPLODED VIEW I1 1 PCB110 CRT PCB ASS Y 203 203 203 109 203 122 201 201 201 102 204 210 201 201 111 111 111 126 101F 205 101C 101D 101E 101 101B 101A A 108 SP301 SP302...

Page 50: ...9 209 PCB130 DVD PCB ASS Y 207 207 207 207 103 209 212 107 209 112 124 209 210 120 209 209 119 209 209 209 209 209 209 209 209 119 209 116 114 110 210 A 202 202 113 213 210 118 210 206 209 209 208 206...

Page 51: ...20 890PS70100 PUSH SPACER 121 712WPB0070 PLATE TRAY FRONT 122 722A08A141 SHEET RATING 123 7235630001 SHEET DVD NEW 124 8995034000 CORD CLIP UL CO 125 92P100038A HOLDER FFC 126 723000C229 LABEL BOOMERA...

Page 52: ...V D3832 D1VT001330 DIODE SILICON 1SS133T 77 C3814 E62FF3152M CE 1500 UF 25V D3833 D23U1003A3 DIODE SCHOTTKY SB10 03A3 C3817 C0PLRR7Q2K CC 470 PF 2KV R D3838 D1VT001330 DIODE SILICON 1SS133T 77 C3818 E...

Page 53: ...SISTOR SILICON KTA1281_Y T3802 0481291124 TRANSFORMER SWITCHING 81291124 Q3001 TNYJB05001 COMPOUND TRANSISTOR DTC114EKAT146 JACKS Q3002 TCAT03209Y TRANSISTOR SILICON KTC3209_Y AT J801 066F120018 SOCKE...

Page 54: ...038 FLAT CABLE AWG26 8C BLACK 220MM CD3801 120R414903 CORD AC BUSH 0R414903 CD8501 122H0C1001 CORD JUMPER 2H0C1001 CD8505 06CU2B2001 CORD CONNECTOR CU2B2001 CP2001 069RYOT109 CONNECTOR PCB SIDE 52975...

Page 55: ...M5G6 07I O R NO SPEC NO W375035...

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