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Philips MDV456/17, Руководство по обслуживанию, Страница: 17 / 44

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1-6-3

E6170DC

3. How to Eject Manually

1. Turn the unit over.

2. Insert the shaft less than a diameter of 3 mm (e.g. screwdriver) straightly into the opening as shown.

3. Turn the shaft along with the opening clockwise.

4. Repeat steps 2 and 3 until the tray will open.

5. Pull the tray slowly with a hand.

[7] Function CBA

[6] AV CBA

(S-5)

(S-6)

CN2001

(L-4)

Fig. D6

B

Front

View for B

Turn the shaft along with 
the opening clockwise.

Rear

Opening

Shaft
(e.g. screwdriver)

Содержание MDV456/17

Страница 1: ...erwise without the prior permission of Philips CLASS 1 LASER PRODUCT KLASSE 1 LASER PRODUKT KLASS 1 LASER APPARAT CLASSE 1 PRODUIT LASER EN 3139 785 30990 Second Generation Service Manual Service Service Service This service manual is for MDV456 17 Second Generation model which are different from previous generation MDV456 17 model For Second Generation models the serial number should begin with L...

Страница 2: ...INITIALIZE THE DVD PLAYER 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 1 12 1 SYSTEM CONTROL TIMING CHARTS 1 13 1 IC PIN FUNCTION DESCRIPTIONS 1 14 1 LEAD IDENTIFICATIONS 1 15 1 NOT IN USE 1 16 1 EXPLODED VIEWS 1 17 1 NOT IN USE 1 18 1 Manufactured under license from Dolby Laboratories Dolby and the double D ...

Страница 3: ... when 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 exposure Location Top of DVD mechanism Do not look directly at the laser beam coming from the pickup or allow it to strike against your skin Drive Mecha Assembly Laser Beam Radiation Laser Pickup Turntabl...

Страница 4: ... especially 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 Spacers 4 Insulators for transistors E When replacing AC primary side components transformers power cord etc wrap ends of wires securely about the terminals before soldering F Observe that the wires ...

Страница 5: ...ongs and externally exposed accessible parts RF terminals antenna terminals video and audio input and output terminals microphone jacks earphone jacks etc is lower than or equal to the specified value in the table below Measuring Method Power ON Insert load Z between B earth ground power cord plug prongs and exposed accessible parts Use an AC voltmeter to measure across the terminals of load Z See...

Страница 6: ...oy The solder tool must be able To reach at least a solder temperature of 400 C To stabilize the adjusted temperature at the solder tip To exchange solder tips for different applications Adjust your solder tool so that a temperature around 360 C 380 C is reached and stabilized at the solder joint Heating time of the solder joint should not exceed 4 sec Avoid temperatures above 400 C otherwise wear...

Страница 7: ...y models Use an appropriate hot air flat pack IC desoldering machine whose shape matches that of the Flat Pack IC 2 Do not supply hot air to the chip parts around the flat pack IC for over 6 seconds because damage to the chip parts may occur Put masking tape around the flat pack IC to protect other parts from damage Fig S 1 2 3 The flat pack IC on the CBA is affixed with glue so be careful not to ...

Страница 8: ...zers 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 be damaged if force is applied 2 Installation 1 Using desoldering braid remove the solder from the foil of each pin of the flat pack IC on the CBA so you can install a replacement flat pack IC more...

Страница 9: ...nded 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 MΩ on the workbench or other surface where the semi conductors are to be placed Because the static electricity charge on clothing will not escape through the body grounding band be careful to avoid contacting semi conductors with y...

Страница 10: ...1 4 1 E6170IB OPERATING CONTROLS AND FUNCTIONS ...

Страница 11: ...1 4 2 E6170IB ...

Страница 12: ...1 4 3 E6170IB ...

Страница 13: ...1 4 4 E6170IB ...

Страница 14: ...Data Output FP STB Serial Interface Strobe I P SW Interlace Progressive Detector Signal K1 Key Data 1 Input K2 Key Data 2 Input KEY 1 Key Souce 1 KEY 2 Key Souce 2 KEY 3 Key Souce 3 KEY 4 Key Souce 4 OSC Oscillator Input P ON 3 3V 3 3V at Power On Signal P ON 5V 5V at Power On Signal P ON 9V 9V at Power On Signal PWRCON Power Down REMOTE Remote Control Signal SPDIF Digital Audio Interface Format S...

Страница 15: ...akdown 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 damage of pickup follow next procedures 1 Short the three short lands of FPC cable with solder before removing the FFC cable CN201 from it If you disconnect the FFC cable CN201 the laser diode of pickup...

Страница 16: ...L 2 L 3 L 1 L 1 Fig D2 Fig D3 S 2 S 2 3 Reinforce Plate 4 DVD Main CBA Unit CN201 CN301 CN401 CN601 A S 3B S 3A Fig D4 View for A Short the three short lands by soldering Either of two places Connector 5 DVD Mecha S 4 S 4 S 4 Fig D5 ...

Страница 17: ...r straightly into the opening as shown 3 Turn the shaft along with the opening clockwise 4 Repeat steps 2 and 3 until the tray will open 5 Pull the tray slowly with a hand 7 Function CBA 6 AV CBA S 5 S 6 CN2001 L 4 Fig D6 B Front View for B Turn the shaft along with the opening clockwise Rear Opening Shaft e g screwdriver ...

Страница 18: ...ars on the screen 2 Press CLEAR button on the remote control unit Fig b appears on the screen When OK appears on the screen the factory default will be set Then the firmware renewal mode is complete 3 To exit this mode press STANDBY ON y button MODEL Version Region EXIT POWER EEPROM CLEAR CLEAR Fig a differ depending on the models MODEL Version Region EEPROM CLEAR OK EXIT POWER EEPROM CLEAR CLEAR ...

Страница 19: ...r on by pressing the STANDBY ON y 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 button on the remote control unit Fig h appears on the screen When OK appears on the screen the factory default will be set Then the firmware renewal mode is complete 11 To exit this mode press STANDBY ON y button N...

Страница 20: ... FP DIN FP DOUT FP CLK GRID FIP SEGMENT FL2001 IC2001 FRONT PANEL CONTROL 13 14 16 3 4 f g h i KEY MATRIX CN2001 CN2101 FP STB 23 FP DIN 22 FP DOUT 24 FP CLK 21 REMOTE 25 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 139 TD OFST RESET IC461 2 1 3 3V TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM TO VIDEO AUDIO BLOCK DIA...

Страница 21: ...F EXTERNAL MEMORY I F SDRAM ECC UMAC 114 115 116 117 132 131 134 133 129 130 126 124 125 123 83 DEBUG BCU INST CACHE DATA CACHE D A D A D A 149 158 Y I P C Cr Pr Cb Pb VIDEO Y I P VIDEO C VIDEO Cr Pr VIDEO Cb Pb 177 SPDIF 170 PCM BCK 171 PCM DATA 169 PCM LRCLK 152 151 23 51 SDRAM DATA 0 15 SDRAM ADDRESS 0 11 SDRAM ADDRESS 0 11 217 238 1 18 252 256 2 13 42 53 IC103 FLASH ROM FLASH ROM 29 36 38 45 D...

Страница 22: ... P VIDEO C VIDEO Cb Pb VIDEO Cr Pr JK1401 S VIDEO OUT 3 4 2 1 Y C CN601 CN1601 AUDIO SIGNAL DATA AUDIO SIGNAL VIDEO SIGNAL TO SYSTEM CONTROL SERVO BLOCK DIAGRAM TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM DVD MAIN CBA UNIT AV CBA VIDEO OUT COMPOSITE VIDEO Cb Pb OUT VIDEO Y OUT VIDEO Cr Pr OUT JK1404 6 AMP Q1351 JK1202 IC1402 VIDEO DRIVER 18 4dB AMP 2dB AMP LPF D...

Страница 23: ...NECTOR CAN DISCONNECT AND RECONNECT 2 PREFIX SYMBOL CL MEANS WIRE SOLDER HOLES OF THE PCB WIRE IS SOLDERED DIRECTLY CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in this unit If Main Fuse F1001 is blown check to see that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply Otherwise it may cause some comp...

Страница 24: ...e 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 section of the service manual 3 How to read converged lines Examples 1 1 D3 means that line number 1 goes to area D3 2 1 B1 means that line number 1 goes to area B1 4 All resistance values are indicated in ohms K 103 M 106 5 Res...

Страница 25: ...7 D 1 C1034 E 4 IC1006 C 1 R1068 D 2 C1035 C 3 R1069 E 3 C1036 C 1 L1001 A 4 R1072 E 4 C1037 D 2 L1007 C 3 R1073 D 3 C1038 C 3 L1009 C 3 R1074 C 4 C1039 D 4 R1075 D 3 C1047 C 3 Q1002 D 2 R1076 D 4 C1048 C 3 Q1003 B 2 R1078 D 4 C1049 C 4 Q1004 D 3 R1079 C 2 Q1005 D 2 R1080 E 1 CN1001 F 4 Q1011 D 1 R1081 C 1 Q1015 D 2 R1083 E 2 D1001 A 4 Q1016 E 2 R1084 D 2 D1002 A 4 Q1031 B 3 R1085 D 2 D1003 C 4 R1...

Страница 26: ...rcuit is measured using hot GND as a common terminal Ce symbole reprèsente un fusible à fusion rapide CAUTION For continued protection against fire hazard replace only with the same type fuse ATTENTION Pour une protection continue les risqes d Incele n utiliser que des fusible de même type Risk of fire replace fuse as marked This symbol means fast operating fuse A V F Voltage indications for PLAY ...

Страница 27: ...ram Voltage indications for PLAY and STOP modes on the Schematic Diagrams are as shown below 1 2 3 5 0 2 5 5 0 The same voltage for both PLAY STOP modes Indicates that the voltage is not consistent here PLAY mode STOP mode SMD 1 10 4 ...

Страница 28: ... J 4 R1356 K 4 C1249 H 1 L1351 K 4 R1392 H 2 C1351 J 4 L1521 H 3 R1396 H 2 C1352 K 4 L1522 H 3 R1397 H 2 C1394 H 2 R1402 K 3 C1395 G 2 Q1201 J 1 R1421 H 3 C1396 G 3 Q1202 J 1 R1422 K 3 C1397 G 3 Q1204 I 1 R1441 H 3 C1402 J 3 Q1351 K 4 R1442 K 3 C1421 H 3 Q1352 H 2 R1443 K 3 C1422 J 3 R1461 H 3 C1441 H 3 R1205 H 1 R1462 K 3 C1442 J 3 R1206 H 1 R1481 H 3 C1461 H 3 R1207 H 1 R1482 K 3 C1462 J 3 R1208...

Страница 29: ...2 R2002 O 3 R2012 N 1 R2013 M 3 R2014 M 2 R2015 M 3 R2016 M 3 R2031 O 1 R2032 O 1 R2033 O 1 R2041 O 2 R2042 O 2 R2043 P 2 R2044 P 2 FL2001 M 4 RM2001 P 1 COIL RESISTORS MISCELLANEOUS CAPACITORS CONNECTOR DIODES IC AV 3 3 SCHEMATIC DIAGRAM PARTS LOCATION GUIDE Ref No Position CN2101 Q 2 SW2102 Q 2 SW2104 Q 2 SW2105 Q 2 SW2106 Q 2 SW2107 Q 2 SW2108 Q 2 FUNCTION SCHEMATIC DIAGRAM PARTS LOCATION GUIDE...

Страница 30: ...consistent here PLAY mode STOP mode SMD 7G 6G 5G 4G 3G 2G 1G a b c d e f g c d e f f g c d e f g c d e f g c d e f g c d e f g h i i a b a b a b a b a b FL2001 MATRIX CHART REPEAT TITLE GROUP VCR CHP REC SACD TRK ALL B PSCAN DVD P M HD V CD A A 5G 4G 3G 2G 1G 7G 6G a d g c b e f f i i REPEAT TITLE GROUP VCR CHP REC SACD TRK A ALL B PSCAN DVD PM HDVCD A AV 3 3 Function Schematic Diagram 1 10 7 ...

Страница 31: ... 1 R1421 C 2 C1201 C 2 D1018 B 2 R1020 B 2 R1422 C 3 C1202 C 2 D1024 B 1 R1021 B 2 R1441 C 2 C1205 C 2 D1030 B 1 R1022 B 2 R1442 C 3 C1206 C 2 D1046 A 1 R1023 B 1 R1443 C 2 C1207 C 2 D1047 A 2 R1025 A 1 R1461 C 2 C1208 C 2 D1048 B 1 R1029 B 1 R1462 C 2 C1221 C 2 D1053 A 1 R1032 B 2 R1481 C 2 C1222 C 2 D1054 A 1 R1035 B 2 R1482 C 2 C1223 C 2 D1055 A 1 R1043 B 1 R1613 B 2 C1224 C 2 D1058 A 3 R1044 A...

Страница 32: ...cause some components in the power supply circuit to fail NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal Ce symbole reprèsente un fusible à fusion rapide CAUTION For continued protection against fire hazard replace only with the same type fuse ATTENTION Pour une protection continue les risqes d Incele n utiliser que des fusible de même type Risk of fire re...

Страница 33: ...ou connect the AC plug to the AC power supply Otherwise it may cause some components in the power supply circuit to fail NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal Ce symbole reprèsente un fusible à fusion rapide CAUTION For continued protection against fire hazard replace only with the same type fuse ATTENTION Pour une protection continue les risqes d...

Страница 34: ... PLAY and STOP modes on the Schematic Diagrams are as shown below 1 2 3 5 0 2 5 5 0 The same voltage for both PLAY STOP modes Indicates that the voltage is not consistent here PLAY mode STOP mode SMD 1 10 11 1 NOTE Either IC461 or IC462 is used for DVD MAIN CBA UNIT ...

Страница 35: ...agram Voltage indications for PLAY and STOP modes on the Schematic Diagrams are as shown below 1 2 3 5 0 2 5 5 0 The same voltage for both PLAY STOP modes Indicates that the voltage is not consistent here PLAY mode STOP mode SMD 1 10 12 ...

Страница 36: ... 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 3 163 1 8 1 8 195 227 132 2 4 2 3 164 0 0 196 3 4 3 4 228 133 2 4 2 4 165 1 7 1 8 197 229 0 0 134 2 4 2 4 166 1 7 1 7 198 230 135 2 3 2 3 167 3 4 3 4 199 231 3 4 3 4 136 2 3 2 3 168 0 0 200 232 1 3 1 6 137 2 3 2 3 169 1 8 1 8 ...

Страница 37: ...agram Voltage indications for PLAY and STOP modes on the Schematic Diagrams are as shown below 1 2 3 5 0 2 5 5 0 The same voltage for both PLAY STOP modes Indicates that the voltage is not consistent here PLAY mode STOP mode SMD 1 10 14 ...

Страница 38: ... WF3 Pin 18 of CN1601 Pin 8 of CN1601 C1402 PLUS LEAD Pin 13 of CN1601 Pin 15 of CN1601 Pin 10 of CN1601 20 20µs 0 1V 0 1V VIDEO Y VIDEO Y VIDEO C VIDEO C 0 1V 0 1V 20 20µs VIDEO CVBS VIDEO CVBS 0 5V 0 5V 20 20µs AUDIO L AUDIO L 1V 1V 0 5ms 0 5ms AUDIO R AUDIO R 1V 1V 0 5ms 0 5ms SPDIF SPDIF 1V 1V 0 1 0 1µs ...

Страница 39: ...ldered directly to the PCB CN2101 is soldered directly to the PCB DRIVE CBA DVD MECHA PICK UP UNIT SP 3 SP 4 TRAY IN 5 GND 6 SL 7 SL 8 FS 3 TS 4 GND CD PD 5 GND DVD PD 6 PD MONI 7 DVD LD 8 TS 1 FS 2 GND 11 F 12 VREF 13 E 14 B 15 C 16 GND LD 9 CD LD 10 A 17 D 18 CD DVD 19 P ON 5V 20 AC CORD VIDEO Y OUT VIDEO Cb Pb OUT VIDEO Cr Pr OUT VIDEO C 10 10 GND 9 9 VIDEO Y I P 8 8 CN601 CN1601 AUDIO R 15 15 ...

Страница 40: ...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 Rotation Play Disc Stop Tray Open ...

Страница 41: ...upply 7 OUT a KEY 1 Segment Output Key Source 1 8 OUT b KEY 2 Segment Output Key Source 2 9 OUT c KEY 3 Segment Output Key Source 3 10 OUT d KEY 4 Segment Output Key Source 4 11 OUT e Segment Output 12 f 13 g 14 h 15 VEE Pull Down Level 16 OUT i Segment Output 17 OUT 7G Grid Output 18 6G 19 5G 20 4G 21 3G 22 2G 23 1G 24 VDD Power Supply 25 VSS GND 26 IN OSC Oscillator Input 27 OUT FP DOUT Serial D...

Страница 42: ... Cathode E Emitter C Collector B Base R Reference G Gate D Drain S Source KIA4558P P RC4580IP UTC4558 PT6313 S TP 2SA1015 Y TPE2 2SC2120 Y TPE2 KTA1266 Y KTC3198 Y KTC3203 Y KRA110M KTA1267 Y KTC3199 GR LTV 817B F LTV 817C F PS2561A 1 W FAN431AZXA KIA431 AT 2SK3498 EL817B EL817C LD1117SC R 1 GND 2 Vout 3 Vin MM1622XJBE ...

Страница 43: ...ee Electrical Parts List for parts with this mark Some Ref Numbers are not in sequence A15 A13 A13 A21 AC1001 2L041 2L041 F1001 2L105 JK1202 JK1401 JK1404 2L021 2L021 FUNCTION CBA DVD MAIN CBA UNIT AV CBA 2L021 2L021 2L011 2L011 2L011 2L105 2L031 1B1 2B1 A16 A1X ...

Страница 44: ...1 17 2 E6170PEX Packing PROTECT MAGNAVOX IMPORTANT X17 X33 A27 X10 X5 X2 X1 X4 S2 S4 Unit S2 S1 A22 A22 A27 A28 ...

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