Magnavox MSD124, Service Manual

Page 1: ...SERVICE MANUAL DVD PLAYER MSD124...

Page 2: ...ich service might be done or of the possible hazardous consequences of each way Consequently Funai has not undertaken any such broad evaluation Accordingly a servicer who uses a service procedure or t...

Page 3: ...00 k ohm 4 Ambient Temperature 25 C ITEM CONDITIONS UNIT NOMINAL LIMIT 1 Video Output 75 ohm load Vpp 1 0 0 1 2 Coaxial Digital Out 75 ohm load mVpp 500 50 3 Audio PCM 3 1 Output Level 1 kHz 0 dB Vrms...

Page 4: ...cation shown in the figure When checking the laser diode be sure to keep your eyes at least 30cm away from the pickup lens when the diode is turned on Do not look directly at the laser beam Caution Us...

Page 5: ...specially 1 Wires covered with PVC tubing 2 Double insulated wires 3 High voltage leads D Use specified insulating materials for hazardous live parts Note especially 1 Insulation tape 2 PVC tubing 3 S...

Page 6: ...ference only Be sure to confirm the precise values 2 Leakage Current Test Confirm the specified or lower leakage current between B earth ground power cord plug prongs and externally exposed accessible...

Page 7: ...hine then apply hot air to the Flat Pack IC about 5 to 6 seconds Fig S 1 1 2 Remove the flat pack IC with tweezers while apply ing the hot air 3 Bottom of the flat pack IC is fixed with glue to the CB...

Page 8: ...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 1 4 3 Bottom of the flat pack IC is...

Page 9: ...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 b...

Page 10: ...to remove any static electricity that may be charged on the body 2 Ground for Workbench 1 Be sure to place a conductive sheet or copper plate with proper grounding 1M on the workbench or other surfac...

Page 11: ...eakdown of the laser diode in the optical system block may occur as a potential difference caused by electrostatic charge accumulated on cloth human body etc during unpacking or repair work To avoid d...

Page 12: ...p Case S 1 2 Front Assembly L 2 L 1 L 1 Fig D2 3 Reinforce Plate S 2 S 2 Fig D3 4 DVD Main CBA Unit S 3B S 3A CN201 CN301 CN401 CN601 A Short the three short lands by soldering Either of two places Co...

Page 13: ...6 AV CBA S 5 L 3 S 6 L 3 Fig D6 A View for A Rotate this roulette in the direction of the arrow HOW TO EJECT MANUALLY Method 1 1 Remove the Top Case 2 Remove the Reinforce Plate 3 Rotate the roulette...

Page 14: ...g screwdriver HOW TO EJECT MANUALLY Method 2 1 Turn the unit over 2 Insert the shaft less than a diameter of 3 mm e g screw driver straightly into the opening as shown 3 Turn the shaft along with the...

Page 15: ...UTE 163 PCM SCLK TRAY IN 3 SP 4 SP 5 TRAY IN 6 GND 7 SL 8 SL VREF RESET 73 RESET IC462 1 3 3 3V IC202 OP AMP 15 16 14 13 12 11 17 18 23 6 4 5 3 1 2 25 24 27 26 81 SL AMP 143 SP ROT 3 3V 146 FD OFST 13...

Page 16: ...DATA RAM INST ROM SERIAL D A GENERAL I O INTERRUPT CONTROLLER TIMER WATCH DOG TIMER REMOTE CONTROL 32BIT CPU STREAM I F EXTERNAL MEMORY I F SDRAM ECC UMAC 114 115 116 117 132 131 134 133 129 130 126...

Page 17: ...3 3V Q1204 3 W F 6 W F 4 W F 5 AUDIO SIGNAL DATA AUDIO SIGNAL VIDEO SIGNAL TO SYSTEM CONTROL SERVO BLOCK DIAGRAM TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM DVD MAIN CBA UNIT AV CBA CN601 8 7 VIDEO Y 10 9...

Page 18: ...arts in hot circuit is measured using hot GND as a common terminal REPLACE FUSE AS MARKED Ce symbole repr sente un fusible fusion rapide CAUTION FOR CONTINUED PROTECTION AGAINST FIRE HAZARD REPLACE ON...

Page 19: ...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 saf...

Page 20: ...mended since the drawings were prepared 2 To maintain original function and reliability of repaired units use only original replacement parts which are listed with their part numbers in the parts list...

Page 21: ...4 F1 F2 F3 F4 DATA VIDEO AUDIO DVD Main 1 3 Schematic Diagram 1 7 3 1 7 4 E595BSCD1 DVD MAIN 1 3 Ref No Position IC201 C 1 IC202 D 4 IC301 D 3 IC461 F 1 IC462 E 1 Q251 C 2 Q252 B 2 Q253 C 2 Q254 B 2 C...

Page 22: ...2 G3 G4 H1 H2 H3 H4 I1 I2 I3 I4 J1 J2 J3 J4 K1 K2 K3 K4 L1 L2 L3 L4 DATA VIDEO AUDIO VIDEO SIGNAL DATA AUDIO DVD Main 2 3 Schematic Diagram 1 7 5 1 7 6 E595BSCD2 DVD MAIN 2 3 Ref No Position IC101 G 4...

Page 23: ...0 1 31 63 0 0 95 127 2 3 2 3 32 64 0 0 96 128 1 7 1 7 PIN NO PLAY STOP PIN NO PLAY STOP PIN NO PLAY STOP PIN NO PLAY STOP 129 2 3 2 3 161 3 4 3 4 193 225 3 4 3 4 130 2 3 2 3 162 0 0 194 226 131 2 3 2...

Page 24: ...O1 O2 O3 O4 P1 P2 P3 P4 Q1 Q2 Q3 Q4 R1 R2 R3 R4 DATA AUDIO VIDEO SIGNAL AUDIO SIGNAL DVD Main 3 3 Schematic Diagram 1 7 9 1 7 10 E595BSCD3 DVD MAIN 3 3 Ref No Position IC103 N 3 IC503 O 4 IC601 O 1 C...

Page 25: ...FIRE REPLACE FUSE AS MARKED This symbol means fast operating fuse Ce symbole repr sente un fusible fusion rapide CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in this...

Page 26: ...J4 K1 K2 K3 K4 L1 L2 L3 L4 DATA AUDIO VIDEO SIGNAL AUDIO SIGNAL AV 2 2 Schematic Diagram 1 7 13 1 7 14 E595BSCAV2 AV 2 2 Ref No Position IC1201 H 1 IC1402 I 3 Q1201 J 1 Q1202 J 1 Q1204 I 1 Q1351 K 4 Q...

Page 27: ...N UTILISER QUE DES FUSIBLE DE M ME TYPE RISK OF FIRE REPLACE FUSE AS MARKED This symbol means fast operating fuse Ce symbole repr sente un fusible fusion rapide CAUTION Fixed voltage or Auto voltage s...

Page 28: ...s symbol means fast operating fuse Ce symbole repr sente un fusible fusion rapide CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in this unit If Main Fuse F1001 is blown...

Page 29: ...UDIO R AUDIO R 1V 1V 0 5ms 0 5ms WF2 VIDEO Y VIDEO Y 0 2V 0 2V 20 20 s VIDEO C VIDEO C 0 2V 0 2V 20 20 s VIDEO CVBS VIDEO CVBS 0 5V 0 5V 20 20 s NOTE Input CD 1kHz PLAY WF4 WF6 DVD POWER ON STOP MODE...

Page 30: ...OUT S VIDEO OUT EV 3 3V 3 3 19 20 TS TS FS CD LD FS GND DVD PD GND CD PD PD MONI DVD LD VREF E GND B P ON 5V CD DVD D A C F GND LD FS TS DETECTOR 7 9 11 2 3 6 5 M SLED MOTOR M SPINDLE MOTOR 4 AV CBA...

Page 31: ...t again 8 Turn the power on by pressing the POWER button and the tray will close 9 Press 1 2 3 4 and DISPLAY buttons on the remote control unit in that order Fig g appears on the screen 10 Press CLEAR...

Page 32: ...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 Rotatio...

Page 33: ...Note A Anode K Cathode E Emitter C Collector B Base R Reference G Gate D Drain S Source PQ070XZ5MZP 1 Vin 2 Vc 3 Vo 4 Vadj 5 GND NJM4558D KIA4558P 2SA1015 Y TPE2 2SC1815 Y TPE2 2SC2120 Y TPE2 KTA1266...

Page 34: ...3 AC1001 2L041 2L041 F1001 2L105 JK1401 2L021 2L021 DVD MAIN CBA UNIT AV CBA 2L021 2L011 2L011 2L031 1B1 A16 2L031 A1X A21 A22 See Electrical Parts List for parts with this mark Some Ref Numbers are n...

Page 35: ...1 13 2 E595BEX Packing S1 S2 S4 A22 Unit S2 X10 X5 X2 X4 X1 X16...

Page 36: ...E NO LABEL H9670UD 1B1 DVD MECHA FG LESS 0838 VCZL0500 N79F0HVM 2B5 REINFORCE PLATE E5960UD 1VM320140 2L011 SCREW P TIGHT 3X10 BIND HEAD GBEP3100 2L021 SCREW P TIGHT 3X11 BIND HEAD GBMP3110 2L031 P TI...

Page 37: ...J 220pF 50V CHD1JJ3CH221 C1207 CHIP CERAMIC CAP 1608 CH J 47pF 50V CHD1JJ3CH470 C1208 CHIP CERAMIC CAP 1608 CH J 47pF 50V CHD1JJ3CH470 C1221 ELECTROLYTIC CAP 10 F 16V M CE1CMASDL100 C1222 ELECTROLYTIC...

Page 38: ...XL03003XM002 L1350 INDUCTOR 100 H K LAP02TA101K LLAXKATTU101 L1351 INDUCTOR 0 47 H K LAP02TAR47K LLAXKATTUR47 Ref No Description Part No L1401 CHIP RES 1608 1 10W 0 RRXAZR5Z0000 L1421 CHIP RES 1608 1...

Page 39: ...56 CHIP RES 1608 1 10W J 100k RRXAJR5Z0104 R1392 CHIP RES 1608 1 10W J 1k RRXAJR5Z0102 R1396 CHIP RES 1608 1 10W J 470 RRXAJR5Z0471 R1397 CHIP RES 1608 1 10W J 470 RRXAJR5Z0471 R1402 CHIP RES 1608 1 1...

Page 40: ...MSD124 E595BUH 2004 06 14...