Magnavox CMWC13D6 User Manual Download

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SERVICE MANUAL

″

COLOR TV/DVD

CMWC13D6

Summary of Contents for CMWC13D6

Page 1: ...SERVICE MANUAL 13 COLOR TV DVD CMWC13D6...

Page 2: ...proper service methods may damage the equipment It also is important to understand that these CAUTIONS and NOTICES ARE NOT EXHAUSTIVE Funai could not possibly know evaluate and advice the service trad...

Page 3: ...trical Adjustment Instructions 1 6 1 How to Initialize the TV DVD 1 7 1 Firmware Renewal Mode 1 8 1 Block Diagrams 1 9 1 Schematic Diagrams CBA s and Test Points 1 10 1 Waveforms 1 11 1 Wiring Diagram...

Page 4: ...n Unit Nominal Limit 1 Misconvergence Center m m 0 4 Corner m m 2 1 Side m m 1 4 2 Tint Control Range deg 30 3 Contrast Control Range dB 6 2 4 Brightness 100 White Full Field Contrast Max ft L 55 40 5...

Page 5: ...pecifications represent the absolute worst condition that still might be considered acceptable In no case should a unit fail to meet limit specifications 2 All Items are measured without pre emphasis...

Page 6: ...en the diode is turned on Do not look directly at the laser beam CAUTION Use of controls and adjustments or doing procedures other than those specified herein may result in hazardous radiation exposur...

Page 7: ...the instrument AC switch in the on position Connect one lead of an ohmmeter to the AC plug prongs tied together and touch the other ohmmeter lead in turn to each tuner antenna input exposed terminal s...

Page 8: ...ected directly to one conductor of the AC power cord and maybe safety serviced without an isolation transformer only if the AC power plug is inserted so that the chassis is connected to the ground sid...

Page 9: ...at sinks oxide metal film resistors fusible resistors etc G Check that replaced wires do not contact sharp edged or pointed parts H When a power cord has been replaced check that 5 6 kg of force in an...

Page 10: ...er cord plug prongs and externally exposed accessible parts RF terminals antenna terminals video and audio input and output terminals microphone jacks earphone jacks etc Measuring Method Power ON Inse...

Page 11: ...l With Hot Air Flat Pack IC Desoldering Machine 1 Prepare the hot air flat pack IC desoldering machine then apply hot air to the Flat Pack IC about 5 to 6 seconds Fig S 1 1 2 Remove the flat pack IC w...

Page 12: ...ead of the flat pack IC upward one by one using a sharp pin or wire to which solder will not adhere iron wire When heating the pins use a fine tip soldering iron or a hot air desoldering machine Fig S...

Page 13: ...rs Fig S 1 6 Note When using a soldering iron care must be taken to ensure that the flat pack IC is not being held by glue When the flat pack IC is removed from the CBA handle it gently because it may...

Page 14: ...ded to remove any static electricity that may be charged on the body 2 Ground for Workbench Be sure to place a conductive sheet or copper plate with proper grounding 1 M on the workbench or other surf...

Page 15: ...Discharge the Anode Lead of the CRT with the CRT Ground Wire before removing the Anode Cap 1 Disconnect the following Anode Cap CN2801 CN2505 CRT CBA CN601 and CN1571 Then remove Tray Chassis Unit CAU...

Page 16: ...1 5 2 T8202DC 1 Rear Cabinet S 1 S 1 S 1 S 1 S 3 S 2 Fig D1 Anode Cap CRT CBA 3 CRT S 4 S 4 S 4 S 4 Fig D2...

Page 17: ...1 5 3 T8202DC 7 Main CBA 6 DVD Mechanism 2 Tray Chassis Unit S 5 S 6 S 6 S 7 S 7 S 7 5 DVD Main CBA Unit 4 Sub CBA Desolder Desolder Fig D3...

Page 18: ...1 5 4 T8202DC A DVD Mechanism Fig D4 View for A Short the three short lands by soldering Either of two places FPC Cable...

Page 19: ...601 CN1102 CL1501 CN1571 CN1101 CN1801 CN002 CN001 CN9101 CN9102 CL2501 SCREEN FOCUS CN2505 TO SPEAKER CL2801 CN2801 JUNCTION CBA Fig D5 CRT CBA ANODE CR GND T1571 DVD MAIN CBA UNIT SUB CBA MAIN CBA C...

Page 20: ...e control unit 1 Prepare remote control unit Part No NE241UD Remove 4 screws from the back lid Fig 1 2 Cut off pin 10 of the remote control microprocessor and short circuit pins 10 and 17 of the micro...

Page 21: ...ess CH o p buttons on the service remote control unit so that the value of TINT TNT becomes 56 V TINT V TNT 1 Press PICTURE button on the service remote control unit Then select V TINT V TNT display 2...

Page 22: ...and V P cyclically when 9 button is pressed 5 Press CH o p buttons on the service remote control unit so that the top and bottom of the monoscope pattern are equal to each other 6 Turn the power off...

Page 23: ...e 10 Turn off and on again to return to normal mode Receive APL 100 white signal and confirm that Chroma temperatures become 9200K x 286 y 294 3 Note Confirm that Cut Off Adj is correct after this adj...

Page 24: ...ice remote control unit 1 Connect frequency counter to R1583 and ground 2 Set the unit to the VIDEO mode which is located before CH2 and no input is necessary Enter the Service mode See page 1 6 1 3 O...

Page 25: ...e should be pure white If not then attempt the Cut off adjustment again The following 2 adjustments normally are not attempted in the field They should be done only when replacing the CRT then adjust...

Page 26: ...at the center of the screen by rotating RB G C P Magnet See Fig 9 4 Fix the C P Magnets by tightening the Ring Lock 5 Remove the DY Wedges and slightly tilt the Deflec tion Yoke horizontally and vert...

Page 27: ...ction 1 Use the service remote control unit 2 Turn the power on Use main power on the TV unit 3 Press DISC MENU button on the service remote control unit to enter the Service mode Refer to How to ente...

Page 28: ...press STANDBY ON button on the unit to turn the power off 8 Press SELECT button on the remote control unit to put the TV DVD into DVD mode again 9 Press 1 2 3 4 and DISPLAY buttons on the remote cont...

Page 29: ...MA DEFLECTION SP MUTE 79 SP MUTE DVD AUDIO MUTE DVD AUDIO MUTE 68 76 59 60 61 63 12 66 70 7 CS 57 I2C OPEN RESET DVD MAIN POWER DVD MAIN POWER 55 28 69 AFT 47 VCC 8V 48 VCC 8V 49 VCC 8V 22 VCC 5V 31 V...

Page 30: ...EO CHROMA DEFLECTION SPOT KILL 71 WF2 WF17 WF18 CN1102 TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM DVD SECTION CN2 CF1031 CF1032 IC1001 IF SIGNAL PROCESS SAW FILTER VIF AMP VIDEO DET VCO 4 5MHz FILTER LPF...

Page 31: ...N2 TO SYSTEM CONTROL BLOCK DIAGRAM CN1102 AUDIO IN JK1703 WF19 SP MUTE DVD AUDIO MUTE TO IF VIDEO BLOCK DIAGRAM TU AUDIO ATT TV MICON VIDEO CHROMA DEFLECTION IC1801 AUDIO AMP 7 VOLUME 14 1 AMP MUTE ST...

Page 32: ...N MAIN CBA CRT CBA R G B HEATER ANODE GND V501 CRT GND FOCUS SCREEN JK2501 HEATER 1 1 CL2501 CL1501 VIDEO SIGNAL TV LINE CN1571 160V 3 3 TO IF VIDEO BLOCK DIAGRAM 11 S F HV FOCUS VR SCREEN VR TO POWER...

Page 33: ...CN001 CN1 EV 1 2V EV 1 2V 1 1 EV 1 2V 2 2 EV 3 3V EV 3 3V 9 9 EV 1 2V 3 3 EV 3 3V 10 10 DVD ON 3 3V 11 11 EV 9V EV 9V 13 13 DVD ON 5V DVD ON 3 3V DVD ON 5V 12 12 PWRCON PWRCON 15 15 EV 9V 14 14 CN1102...

Page 34: ...TUATOR DRIVE SPINDLE MOTOR DRIVE TRACKING ACTUATOR DRIVE 126 TRAY IN SLD 67 SPDL 66 TRACKING DRIVE 127 FOCUS DRIVE 65 TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM FS FS TS TS TRAY IN 6 SP 5 SP 1 TRAY IN 4...

Page 35: ...ERIAL GENERAL I O INTERRUPT CONTROLLER TIMER WATCH DOG TIMER REMOTE CONTROL 32BIT CPU STREAM I F EXTERNAL MEMORY I F SDRAM ECC UMAC 100 115 116 113 114 106 104 105 103 62 DEBUG BCU INST CACHE DATA CAC...

Page 36: ...k in the schematic diagram and the parts list Before replacing any of these components read the parts list in this manual carefully The use of substitute replacement parts that do not have the same sa...

Page 37: ...only original replacement parts which are listed with their part numbers in the parts list section of the service manual 4 Voltage indications for PLAY and STOP modes on the schematics are as shown be...

Page 38: ...1 10 3 Main 1 4 Schematic Diagram TV Section T8203SCM1...

Page 39: ...1 10 4 T8203SCM2 Main 2 4 Junction Schematic Diagram TV Section...

Page 40: ...1 10 5 T8203SCM3 Main 3 4 CRT Schematic Diagram TV Section...

Page 41: ...A 125V fuse CAUTION ATTENTION Utiliser un fusible de rechange de m me type de 4A 125V 4A 125V CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in this unit If Main Fuse F1...

Page 42: ...1 10 7 Sub Schematic Diagram TV Section T8203SCSUB...

Page 43: ...1 10 8 T8203SCD1 DVD Main 1 3 Schematic Diagram DVD Section...

Page 44: ...1 10 9 T8203SCD2 DVD Main 2 3 Schematic Diagram DVD Section...

Page 45: ...1 10 10 T8203SCD3 DVD Main 3 3 Schematic Diagram DVD Section...

Page 46: ...ower supply circuit are not defective before you connect the AC plug to the AC power supply Otherwise it may cause some components in the power supply circuit to fail Because a hot chassis ground is p...

Page 47: ...125V fuse CAUTION ATTENTION Utiliser un fusible de rechange de m me type de 4A 125V 4A 125V CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in this unit If Main Fuse F16...

Page 48: ...1 10 13 Sub CBA Top View TV Section Sub CBA Bottom View TV Section BT9200F01012 B Junction CBA Top Bottom View TV Section BT9200F01012 D...

Page 49: ...1 10 14 BT9200F01012 C WF14 Q2511 Collector Q2511 Base WF4 WF15 Q2521 Collector Q2521 Base WF3 WF13 Q2531 Collector Q2531 Base WF5 CRT CBA Top View TV Section CRT CBA Bottom View TV Section...

Page 50: ...WF4 1DIV 2V 20 s Q2531 Base WF5 1DIV 10V 20 s Q1572 Collector WF7 1DIV 5V 20 s Q1571 Base WF8 1DIV 20V 20 s Q2531 Collector WF13 1DIV 0 2V 20 s CN1102 Pin 6 WF17 1DIV 20V 20 s Q2511 Collector WF15 1D...

Page 51: ...V 1 2V 3 3 GND 4 4 GND 5 5 GND 6 6 GND 7 7 GND 8 8 EV 3 3V 9 9 EV 3 3V 10 10 DVD ON 3 3V 11 11 DVD ON 5V 12 12 EV 9V 13 13 EV 9V 14 14 PWRCON 15 15 SCLK 16 16 CS 17 17 SDATA 18 18 DVD REMOTE 19 19 CN1...

Page 52: ...L TIMING CHARTS Tray IN TL221 Sled Drive TP303 Disc Drive TP301 Focus Drive TP304 Tracking Drive TP302 0V 3 3V 0V 1 65V 0V 0V 0V 1 65V 1 65V 1 65V Tray Close Play Play Tray Open Tray Close Disc Rotati...

Page 53: ...31 9V CTRL 9V Regulator Control Signal Output 32 FSC OUT Clock Output 33 NU Not Used 34 AUDIO ATT L OUT Audio L Output 35 NU Not Used 36 NU GND 37 V RAMP F B Vertical Ramp Feed Back 38 V RAMP OUT Vert...

Page 54: ...Input 71 NU Not Used 72 NU Not Used 73 P SAFETY 1 Power Supply Failure Detection 1 74 P SAFETY 2 Power Supply Failure Detection 2 75 P SAFETY 3 Power Supply Failure Detection 3 76 P ON H Power On Sig...

Page 55: ...F SA7412 M61113FP TF0G 2SK3563 M24C02 WMN6P KIA431 AT P 2SC2785 F KTC3199 GR AT P 2SA1175 F 2SA950 O TE2 F T 2SC1627 Y TE2 F T 2SC2120 O TE2 F T 2SC2482 LA78040A TT2138LS YB11 M61271M8 073FP RF3T Note...

Page 56: ...L4 1B1 TL2 TL1 TL1 TL1 TB12 A1X CLN551 CRT CBA Scotch Tape 880 DG601 L551 TL2 TL2 Main CBA DVD Main CBA Unit V501 W1601 V501 1 L551 Details for L551 and surrounding parts SHINWHA TAPE SGT 730 WHITE SH...

Page 57: ...1 16 2 T8203PEX Packing S1 FRONT X3 X2 TAPE X1 S4 Packing Tape Packing Tape S6 S3 S2 S5...

Page 58: ...ERHEAD GCJP3100 TL4 SCREW P TIGHT 3X16 BIND HEAD GBJP3160 PACKING S1 CARTON T8203CD 1EM423473 S2 STYROFOAM TOP ASSEMBLY T8201UB 1EM422532 S3 STYROFOAM BOTTOM ASSEMBLY T8201UB 1EM422533 S4 SERIAL NO LA...

Page 59: ...AMIC CAP B K 560pF 50V CHD1JK30B561 C1302 CHIP CERAMIC CAP 1608 B K 0 01 F 50V CHD1JK30B103 C1304 ELECTROLYTIC CAP 100 F 10V M CE1AMASDL101 C1306 CHIP CERAMIC CAP F Z 1 F 10V CHD1AZ30F105 C1307 CHIP C...

Page 60: ...IER DIODE SB140 NDWZ000SB140 D1629 SWITCHING DIODE 1SS133 T 77 QDTZ001SS133 D1632 SWITCHING DIODE 1SS133 T 77 QDTZ001SS133 D1633 ZENER DIODE MTZJT 7711B QDTB00MTZJ11 D1634 SWITCHING DIODE 1SS133 T 77...

Page 61: ...JATZ0223 R1559 CARBON RES 1 4W J 1k RCX4JATZ0102 Ref No Description Part No R1560 CHIP RES 1 10W J 4 7k RRXAJR5Z0472 R1561 CHIP RES 1 10W J 8 2k RRXAJR5Z0822 R1562 CARBON RES 1 4W J 6 8 RCX4JATZ06R8 R...

Page 62: ...2S USESJRSKK049 SA1601 SURGE ABSORBER 470V 10PER NVQZ10D471KB SF1002 FILTER CERAMIC BAND PASS SAFHS45M7VAMZ00B05 FBB456LMR005 SG1601 GAP FNR G3 10D FAZ000LD6005 T1571 TRANS FBT JF0501 3101B G LTF00CPX...

Page 63: ...12 CARBON RES 1 4W J 5 6k RCX4JATZ0562 R2515 CHIP RES 1 10W J 560 RRXAJR5Z0561 R2517 CARBON RES 1 4W J 1 5k RCX4JATZ0152 R2520 METAL OXIDE FILM RES 1W J 15k RN01153ZU001 R2521 CHIP RES 1 10W J 10 RRXA...

Page 64: ...CMWC13D6 T8203CD 2006 07 03...

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