Philips MX2500/01 Service Manual Download Page 35

Page: 35 / 37

POWER BOARD

(For Information only)

10-1

It is not recommended for component repair on this board but to

replace the board when it becomes defective.

Therefore no service parts list is published in this chapter.

The only service part available for replacement is:

SW PWR SUP ASSY INPUT 230V ....

......

...... 9965 00

0 26913

TABLE OF CONTENTS

PCB Layout ............................................................................ 10-

Summary of Contents for MX2500/01

Page 1: ...rior permission of Philips Published by KC ET0409 Service Audio Printed in The Netherlands Subject to modification GB 3139 785 30940 DVD Receiver Version 1 0 TABLE OF CONTENTS Page Location of PC Boards 1 2 Versions Variation Package 1 2 Specifications 1 3 Measurement Setup 1 4 Service Aids 1 5 ESD Safety Instruction 1 6 Setting Procedure Repair Instructions 2 Disassembly Instructions Service posi...

Page 2: ...ontrol x Aux Input x Digital Output x Line Output x Progressive scan x Power supply 220 240V x LOCATION OF PC BOARDS VERSION VARIATION Type Versions MX2500 Features Board in used VOL PCB CONTROL PCB LED PCB TUNER PCB POWER PCB MAIN PCB ...

Page 3: ... DAC 10 Bits Signal System PAL NTSC Video Format 4 3 16 9 Video S N 56 dB minimum Composite Video Output 1 0 Vp p 75 Ω S Video Output Y 1 0 Vp p 75 Ω C 0 286 Vp p 75 Ω Audio DAC 24 Bits 96 kHz Frequency Response 4 Hz 20 kHz 44 1kHz 4 Hz 22 kHz 48kHz 4 Hz 44 KHz 96KHz Digital Output SPDIF Sony Philips digital interface Coaxial PCM IEC 60958 Dolby Digital IEC 60958 IEC 61937 1 3 MAIN UNIT Power Supp...

Page 4: ...15kHz e g 7122 707 48001 LF Voltmeter e g PM2534 DUT S N and distortion meter e g Sound Technology ST1700B Frame aerial e g 7122 707 89001 Tuner AM MW LW To avoid atmospheric interference all AM measurements have to be carried out in a Faraday s cage Use a bandpass filter or at least a high pass filter with 250Hz to eliminate hum 50Hz 100Hz RF Generator e g PM5326 Ri 50Ω Bandpass 250Hz 15kHz e g 7...

Page 5: ...x driver set T6 T20 4822 395 50145 Torx driver T10 extended 4822 395 50423 Compact Disc SBC426 426A Test disc 5 5A 4822 397 30096 SBC442 Audio Burn in test disc 1kHz 4822 397 30155 SBC429 Audio Signals disc 4822 397 30184 Dolby Pro logic Test Disc 4822 395 10216 SERVICE AIDS HANDLING CHIP COMPONENTS ...

Page 6: ...ore returning set to customer perform a leakage current measurement test from all exposed metal parts to earth ground to assure no shock hazard exist The leakage current must not exceed 0 5mA CLASS 1 LASER PRODUCT 3122 110 03420 GB Warning Invisible laser radiation when open Avoid direct exposure to beam S Varning Osynlig laserstrålning när apparaten är öppnad och spärren är urkopplad Betrakta ej ...

Page 7: ... tray b Press R C Play 159 PLAY to reset timer to 25 4 Tuner area change a Press the OPEN CLOSE button to open the set s door b Press 1 5 9 button by using R C c TV Show TUNER AREA d Select the tuner area you want by using the and button on R C then press OK to confirm TV show TUNER AREA CHANGED If you didn t press it in five seconds the system will remain original status 2 1 Hence in total reprog...

Page 8: ...2 2 REPAIR INSTRUCTIONS 1 of 2 2 2 ...

Page 9: ...2 3 REPAIR INSTRUCTIONS 2 of 2 2 3 ...

Page 10: ...Cover as shown in Figure 3 and close the tray manually by pushing it back in 3 Loosen 9 screws and remove the Top Cover by lifting the rear portion upwards before sliding it out towards the rear 5 screws on the back 2 screws each on the left right side 4 Loosen 7 screws lift up the top edge of Front Panel assembly to free some catches before sliding it out towards the front 4 screws on the bottom ...

Page 11: ...may risk touching its neighbouring pc boards or metallic parts To prevent such short circuit use a piece of hard paper or other insulating material between them 3 2 Dismantling of the Tuner PCB 1 Loosen 10 screw C at the back panel as shown in figure 7 2 Loosen 6 screw D on the top of main board as shown in figure 8 Figure 7 Figure 8 C D ...

Page 12: ...4 1 BLOCK DIAGRAM 4 1 ...

Page 13: ...4 2 WIRING DIAGRAM 4 2 ...

Page 14: ...1 23 32 33 34 35 F1 F2 NP P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 P11 P13 P12 P14 P15 P16 P17 P18 NX 9G 8G 7G 6G 5G 4G 3G 2G 1G F2 F1 NP NP 36 37 38 39 40 41 42 43 44 45 NP 10G a b c d e f g h k p r s m n j 2G 10G Dp 1G 2G 3G 4G 5G 6G 7G 8G 9G 10G 1G P2 P1 P3 P4 P5 P6 P7 P8 P9 P10 P11 P12 P13 P14 P15 P16 P17 P18 10G 9G 8G 7G 6G 5G 4G 3G 2G 1G a b c d e f g h j k m p n r s a b c d e f g h j k m p n r s a b ...

Page 15: ... E3 R2207 E3 R2208 E3 R2209 B5 R2210 E2 R2211 E2 R2212 E2 R2213 E2 R2214 E1 R2215 D1 R2217 D2 R2218 D4 R2219 C4 R2221 D5 R2222 C5 R2223 D6 R2224 D5 R2226 B5 R2227 B6 R2228 D5 R2231 D2 R2232 D2 R2233 D3 R2234 D3 R2235 D4 R2236 C3 R2237 D1 R2238 D1 R2239 D1 R2240 A2 R2241 A2 R2242 D1 R2243 D1 R2244 D1 R2245 A1 R2246 B1 R2247 B1 R2248 B1 R2249 B2 R2250 B2 R2251 B2 R2252 B2 R2253 E4 R2254 E5 R2255 E6 ...

Page 16: ...4 C2206 B4 C2209 A2 C2212 A2 C2214 A1 C2215 A1 C2216 B3 C2218 B3 C2219 A3 C2220 B3 C2221 A4 C2222 A3 C2224 A3 C22051 B4 IC2201 B4 IC2202 B3 Q2201 A2 Q2202 A1 Q2203 B1 Q2204 B2 Q2205 A5 R2201 B4 R2202 B5 R2203 B5 R2204 B5 R2205 B5 R2207 A5 R2208 A4 R2209 B4 R2210 B4 R2211 A4 R2212 A4 R2213 A4 R2214 A4 R2215 A4 R2216 A4 R2217 A4 R2218 A4 R2219 A2 R2221 B2 R2222 A2 R2223 A2 R2224 B2 R2226 A1 R2227 A1...

Page 17: ...29235 CHIP RES 4 7K OHM 1 10W 5 R2241 9965 000 29236 CHIP RES 56K OHM 1 10W 5 R2242 9965 000 29237 CHIP RES 10KOHM 1 10 W 5 Note Only the parts mentioned in this list are normal service spare parts R2243 9965 000 29237 CHIP RES 10KOHM 1 10 W 5 R2244 9965 000 29237 CHIP RES 10KOHM 1 10 W 5 R2245 9965 000 29237 CHIP RES 10KOHM 1 10 W 5 R2246 9965 000 29238 CHIP RES 100 OHM 1 10W 5 R2247 9965 000 292...

Page 18: ...o left 90 9 adjust output on right channel to minimum 2 RC network serves for damping the IF filter while adjusting the other one 3 For AM RF adjustments the original frame antenna has to be used max symmetric fo max symmetric fo f 30kHz VRF as low as possible 200P short circuit to block AFC 23 IC001 R220 100nF 24 IC001 450kHz Connect pin 29 of IC001 AM Osc with short wire to ground pin 6 AM AFC M...

Page 19: ...B4 C037 B3 C038 B4 C039 C4 C040 B3 C041 B3 C042 B4 C043 B4 C044 B3 C047 A1 C048 B1 C0501 A2 CN001 C4 CN002 B1 D001 A1 D002 A1 D003 A4 D004 C3 D005 B1 IC001 B3 IF001 A3 IF002 A3 IF003 C3 L02 B1 L001 A2 Q001 B3 Q002 B4 Q003 A2 R001 A1 R002 B1 R004 A2 R005 B2 R006 A1 R010 C1 R011 C1 R015 B2 R016 B4 R017 C2 R018 B3 R019 C3 R020 B4 R021 C4 R023 B4 R024 B2 R025 C3 R026 C3 R027 B3 R028 B4 R029 B4 R030 B4...

Page 20: ......

Page 21: ... C016 A3 C020 B2 C021 A3 C022 A3 C023 A3 C023 A3 C026 A3 C029 A2 C031 A3 C032 A2 C033 B2 C034 B2 C036 A3 C037 A2 C038 B3 C039 A3 C040 B2 C041 B2 C042 B3 C043 B2 C044 B3 C048 A2 C050 A3 C052 A2 IC001 A2 Q003 B3 R001 A3 R002 A3 R004 B3 R005 A2 R006 A3 R007 B3 R010 A2 R011 A2 R015 A2 R016 B3 R017 A3 R019 B3 R020 A3 R021 A3 R023 B2 R024 A2 R025 A3 R026 A3 R027 B2 A B A B 3 2 1 3 2 1 ...

Page 22: ... UF 50V 10 Note Only the parts mentioned in this list are normal service spare parts D001 9965 000 26949 DIODE SW 1N4148 PB 1000PPM D002 9965 000 26949 DIODE SW 1N4148 PB 1000PPM D004 9965 000 26958 DIODE ZENR 11 1 11 6V 0 5W D005 9965 000 19409 DIODE CHIP BAV16W IN4148W TRANSISTORS INTERGRATED CIRCUITS DIODES IC001 9965 000 26959 IC 44 PIN TEA5762H QFP44 Q001 9940 000 00921 XISTR PNP 2SA812 HFE 2...

Page 23: ...nt repair on this module but to replace the module when it becomes defective Therefore no service parts list is published in this chapter The only service part available for replacement is DVD MECH LOADER ASSY 9965 000 23573 TABLE OF CONTENTS Exploded View DVD Loader 7 2 ...

Page 24: ...Explorer View DVD Loader 7 2 ...

Page 25: ...ITCH2 ENABLE2 CONTROL AND HANDSHAKE PWM MODULATOR 11 SGND1 7 OSC 2 SGND2 6 MODE INPUT STAGE mute 5 4 IN2 IN2 19 24 VSSD HW 1 VSSA2 12 VSSA1 3 VDDA2 10 VDDA1 23 13 18 14 VDDP2 PROT STABI VDDP1 TDA8924TH ES6628 8 16 MB DRAM RF Amp VFD Driver Audio DAC TV Display Speakers Video EEPROM A V Receiver Vibratto II VFD Panel Audio ADC Microphone In S PDIF ROM Flash Motor Driver OPU Motor DVD CD IR Remote E...

Page 26: ...3 3 3 1 0 0 1 2 1 7 2 6 2 1 2 2 5 0 7 0 0 0 3 2 0 0 1 3 0 0 2 1 1 7 2 1 9 2 1 2 1 2 1 0 0 0 1 8 1 2 1 9 1 7 1 2 1 3 1 2 3 3 1 5 1 2 1 7 1 2 1 5 2 0 0 0 0 2 5 1 2 2 3 3 1 3 3 3 1 2 1 4 0 1 4 1 3 3 3 1 1 1 1 0 1 4 3 3 0 1 3 3 1 3 2 8 0 2 0 2 0 0 5 1 5 3 3 0 1 4 1 5 1 5 1 5 1 0 0 1 1 6 3 3 1 6 0 1 0 0 1 2 3 3 0 1 1 1 1 3 3 1 4 1 5 0 1 4 0 0 1 2 0 1 1 2 0 3 8 1 2 1 7 3 8 4 3 1 4 0 8 0 1 0 5 4 0 1 1 5 ...

Page 27: ... E5 C2020 E5 C2021 E6 C2022 E6 C2023 E6 C2024 E6 C2025 E5 C2026 E5 C2027 E6 C2028 E6 C2029 E6 C2030 E6 C2031 E6 C2032 E6 C2033 E6 C2034 E6 CN801 A1 CN802 B1 CN803 C1 D801 B2 D802 A2 D803 B3 IC201 C6 IC202 C8 IC203 E7 IC204 D6 IC205 D4 IC206 D3 IC207 D3 IC208 D1 IC209 D2 IC210 D1 IC351 B8 IC801 A4 IC802 B2 JK801 A8 JK802 A A8 JK802 B B8 JK805 E1 L187 E3 L201 E5 L202 C7 L203 D1 L204 D2 L205 E2 L206 ...

Page 28: ...C594 F2 C595 F2 C596 F2 C597 F2 C598 F2 C599 F2 C951 A2 C952 A2 C955 A2 C956 A2 C957 A2 C958 A2 C959 A2 C960 A2 C961 B3 C962 B3 C963 B3 C964 B3 C965 B3 C966 C3 C967 B3 C968 B3 C969 A3 C970 A3 C971 A3 C972 A3 C973 B3 C974 B3 C975 B3 C976 B3 C977 B3 C978 B3 C979 B3 C980 B3 C981 B3 C983 C3 C984 A4 C4007 C4 C4008 C4 C4009 C4 C4010 B4 C4011 B4 C5001 E6 C5002 D6 C5003 D6 C5004 E6 C5005 E6 C5006 E6 C5007...

Page 29: ...314 A6 D315 A6 D316 A6 D801 A9 D802 A9 R505 C1 R506 C1 R510 D2 R511 C2 R521 B1 R522 C1 R523 B1 R524 C1 R525 B1 R526 B1 R527 B2 R528 B2 R541 B1 R542 B1 R543 B1 R544 B1 R545 B1 R546 B1 R547 A2 R548 A2 R561 D2 R562 D2 R563 D2 R564 C1 R565 B1 R566 B1 R655 C4 R656 C4 R826 A8 R827 A8 R828 A8 R829 B8 R830 B8 R831 A8 R832 A8 R834 B8 R835 A8 R838 D6 R840 D6 R845 C9 R850 C9 R852 D9 R853 D9 R854 D9 R855 D9 R...

Page 30: ...9 C828 A9 C845 D9 C847 D9 C849 D9 C851 D9 C852 D8 C853 D8 C962 B4 C964 B4 C968 A8 C969 B4 R242 C8 R248 C7 R354 C8 R356 D8 R513 C2 R514 C2 R515 C2 R516 C2 R517 C3 R518 D3 R519 D3 R520 D4 R522 D3 L811 D9 L812 D9 L813 D8 L814 D8 Q5041 B3 Q5042 A3 Q811 A8 R207 B9 R212 B9 R216 B8 R221 B8 R231 B7 R232 B7 R529 B2 R530 B2 R531 B2 R532 B2 R533 B3 R534 B3 R535 D4 R536 D3 R549 A2 R550 A2 R551 A3 R553 A2 R554...

Page 31: ... UH 0 1 L819 9965 000 23594 CHIP INDUC 1UH 10 Note Only the parts mentioned in this list are normal service spare parts L820 9965 000 23594 CHIP INDUC 1UH 10 L821 9965 000 23594 CHIP INDUC 1UH 10 L822 9965 000 23594 CHIP INDUC 1UH 10 L823 9965 000 26926 CHIP INDUC 1 UH 0 1 RESISTORS RB151 9965 000 27001 CONNECTOR 8 PIN RN201 9965 000 23613 CHIP ARRAY 4X4 7KOHM RN202 9940 000 00865 RES ARRAY 4X33R ...

Page 32: ...000 15886 IC RC4558D IC405 9965 000 26921 IC 42 PIN M62446AFP IC406 9965 000 15886 IC RC4558D IC407 9965 000 15886 IC RC4558D IC408 9965 000 15886 IC RC4558D IC409 9965 000 15886 IC RC4558D IC5001 9965 000 26923 IC 8 PIN APA3541 TRL SOP 8 IC501 9965 000 23618 24PIN TDA8921TH HSOP24 IC502 9965 000 23618 24PIN TDA8921TH HSOP24 IC503 9965 000 23618 24PIN TDA8921TH HSOP24 IC504 9965 000 23948 IC 14PIN...

Page 33: ...9 1 9 1 MECHANICAL EXPLODED VIEW ...

Page 34: ... FOOT RUBBER DIA14XT3MM WHITE 9965 000 25160 SUBWOOFER ASSY 50W 9965 000 29230 REAR PANEL SCART 9965 000 19380 FFC WIRE 24P 150MM 9965 000 29231 GP SCART CABL 1000MM BLACK 9965 000 23582 LOOP ANT 1200MM 1007 26 6TS 9965 000 23583 FM ANTENNA 1000MM 1007 24 TC 9965 000 26916 REMOTE CONTROL 45KEY 3139238044 9965 000 26913 SW PWR SUPPLY AY INPUT 230V SATELLITE SPEAKER ASSEMBLY BREAKDOWN 9965 000 24689...

Page 35: ...mponent repair on this board but to replace the board when it becomes defective Therefore no service parts list is published in this chapter The only service part available for replacement is SW PWR SUP ASSY INPUT 230V 9965 000 26913 TABLE OF CONTENTS PCB Layout 10 2 ...

Page 36: ...CIRCUIT DIAGRAM POWER BOARD 01 10 2 ...

Page 37: ...PCB LAYOUT POWER BOARD 01 10 2 ...

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