Philips HTS3371/94, Service Manual

Page 1: ...erlands Subject to modification DVD Home Theater System Version1 0 TABLE OF CONTENTS Location of PCB Boards 1 2 Versions Variation 1 2 Measurement Setup 1 4 Specifications 1 3 Service Aids 1 5 ESD Safety Instruction 1 6 Lead free soldering Information 1 7 Setting procedure Repair Instructions 2 Disassembly Instructions Service positions 3 Block Wiring Diagram 4 DISP LED VOL Board 5 MAIN Y U V Boar...

Page 2: ...Output Power 1000W Voltage 220 240V MAIN Y U V Board DISP LED VOL Board MP3 IN MIC Board Type Versions Board in used HTS3371 C C C 94 SERVICE SCNARIO MATRIX 94 x x C Component Level Repair MP3 IN MIC PCB POWER PCB MAIN PCB Y U V PCB LED PCB DISPLAY PCB VOLUME PCB Power Board C ...

Page 3: ... dB Harmonic distortion FM 3 Frequency response FM 180 Hz 10 kHz 6dB Stereo separation FM 26 dB 1 kHz Stereo Threshold FM 29 dB USB Compatibility Hi Speed USB 2 0 Class support UMS USB Mass Storage Class File system FAT12 FAT16 FAT32 Main Unit Power supply 220 240V 50Hz switchable Power consumption 180 W Standby power consumption 1 W Dimensions WxHxD 360 x 57 x 331 mm Weight 3 01 kg Speakers Syste...

Page 4: ...Signal Disc replaces test disc 3 SBC429 4822 397 30184 Bandpass 250Hz 15kHz e g 7122 707 48001 LF Voltmeter e g PM2534 DUT RF Generator e g PM5326 S N and distortion meter e g Sound Technology ST1700B Use a bandpass filter to eliminate hum 50Hz 100Hz and disturbance from the pilottone 19kHz 38kHz Ri 50 Tuner FM MEASUREMENT SETUP ...

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 ...

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Page 8: ... will show Current model HTS3371 94 Version XX XX XX Release XXXX XX XX region X Servo XX XX XX XX 8032 XX XX XX XX RISC XX XX XX XX MCU XX XX If current model does not match you set use down arrow key on the remote to change OK CAUTION This information is confidential and may not be distributed Only a qualified service person should reprogram the Region Code 4 Password Change a Press SETUP button...

Page 9: ...2 2 2 2 REPAIR INSTRUCTIONS ONE ...

Page 10: ...2 3 2 3 REPAIR INSTRUCTIONS TWO ...

Page 11: ...2 4 2 4 REPAIR INSTRUCTIONS THREE ...

Page 12: ...isconnect the mains supply after removing the Tray Cover Note If this is not possible the DVD Tray has to be open manually Take a mini screw driver about 2mm diameter and make a marking 24mm from the tip as shown in figure 2 Place the set on its side insert the mini screw driver till the marking and slide it towards the left as shown in figure 1 until the Tray moves out of the Front Panel 2 Return...

Page 13: ...N SCART Board 1 Loosen 4 screws G on the top of Main Board as shown in figure 11 2 Loosen 11 screws at the back panel as shown in figure 12 Figure 9 Dismantling of the DISP LED VOL MP3 IN Board 1 Loosen 10 screws E on the top of DISP LED VOL MP3 IN Board as shown in figure 8 Figure 8 E Dismantling of the Power Board 1 Loosen 4 screws F on the top of Power Board as shown in figure 9 2 With a pincer...

Page 14: ...K LRCL K MCLK P BCL K P LRCL K P DOUT P MCLK USB DP USB DM V DAT A V CL K V CS IR IR IR KEY control SDA SDA SCL Scart audioIN option CV BS Vi deo L C Scart audio Scart audio BCL K LR CL K DOUT MC LK 5V B 5V 3 3V 12V 12V 12V 12V 12V 12V 12V 12V x 2 pcs 9V 3 3V 3 3V 3 3V 3 3V 3 3V 3 3V 3 3V 1 8V 3 3V VCC IC 74F244x1 INPUT PIN EXPA ND 3 3V DOUT 5V VI DEO VI DEO Transistor 2SB772 Transistor 2SB772 1 8...

Page 15: ...4 2 4 2 WIRING DIAGRAM V1 ...

Page 16: ...5 1 5 1 VFD JACK VOL STANDBY BOARD TABLE OF CONTENTS FTD Display Pin Assignment 5 1 Circuit Diagram 5 2 PCB Layout Top Bottom View 5 3 FTD DISPLAY PIN ASSIGNMENT PIN CONNECTION ...

Page 17: ...VC C 33 SG18 G R11 32 SG17 G R12 31 SG16 G R13 30 SG15 G R14 29 SG14 28 SG13 27 IC 351 IC _PT631 1 C387 10 2 C389 100U 35V R306 9 5 6K C391 220U 16V C390 104 R3054 10K R3053 100 R3052 100 R3051 100 R3056 10K R3055 10K C380 15P C381 15P C382 15P Q353 SA733 Q352 SC945 V DAT A V CLK V CS 1 2 3 SN351 SENSOR BK 5V C385 104 C386 100U 10V C384 100P R3058 47K R3057 1K5 E5V E5V LD351 LED_D3M M R3064 10K R3...

Page 18: ... B1 R3059 B1 R3060 B1 R3061 A3 R3062 A3 R3063 A3 R3064 A3 R3067 A1 R3068 A2 R3069 B1 R3071 B3 R3072 B2 R3073 B2 R3077 B2 ZD310 B1 ZD311 A3 ZD312 A2 ZD313 B3 1 2 3 1 2 3 A B A B C386 A3 C389 A1 C391 A1 C392 B2 DP351 A2 ESD1 A2 ESD4 A3 ESD5 B3 ESD6 A1 ESD7 A3 J351 A2 J352 B1 J353 A2 J354 B1 J355 A3 J356 A3 J357 B2 J358 A2 J359 A3 J363 A1 LD351 A1 RB351 A3 RB355 A1 RB356 B1 RB357 B1 RB359 A1 SN351 B3...

Page 19: ... DRC 0 Det 7 Blquads Soft Tone Soft Vo l Loud Com p DRC 9 Volume Control DC Block De Emph Interpolate SR C NS PW M DC Block De Emph Interpolate SR C NS PW M DC Block De Emph Interpolate SR C NS PW M DC Block De Emph Interpolate SR C NS PW M DC Block De Emph Interpolate SR C NS PW M DC Block De Emph Interpolate SR C NS PW M DC Block De Emph Interpolate SR C NS PW M DC Block De Emph Interpolate SR C...

Page 20: ...4 047 10K C4072 47U 50V 5V POWE R_C 7 5 6 B 8 IC 406B JRC4 558 3 2 1 B 4 IC 406A JRC 4558 12V VD3 3 F2 C4068 100U 16V R 4038 100 R4036 10K 33K R4035 10 R 4061 3K9 10K D406 1N4148 D407 1N4148 D408 1N4148 D409 1N4148 D410 1N4148 D411 1N4148 R4 030 10K R4 031 10K R4 033 10K R4 034 10K C4070 104 R4 032 10k R4040 150K 68k R4 041 150K R4042 100K R4 043 100K R 4044 2K 2 244 6PIN LO W D412 1N4148 R4 050 8...

Page 21: ... 10V C 701 104 R 751 10 Opti cal RD S 1 2 3 4 5 CN 702 CN 5 20 AIL LINOUT _L GN D LINOUT _R AIR JK701 CE 201 22P CE 202 22P CE 203 22P CE 204 22P CE 205 22P CE 206 22P CE 207 22P E1 E2 E3 E4 E5 E6 E7 CE 212 4 7P E1 0 VD3 3 R 269 4K 7 UAR TTX MI C_ SW R 271 4K 7 CE 801 104 CE 802 104 CE 803 104 CE 804 104 CE 805 104 CE 806 104 CE 807 104 CE 808 104 CE 809 104 OP EN SW CL OS ES W OP EN OP EN SLED SL...

Page 22: ... ABCK 308_TSD1 308_TSD2 308_TSD0 AL RCK ABCK S308_TSD0 S308_TSD1 S308_TSD2 SALRCK SABC K R510 10K R516 OPEN R517 10K R535 OPEN R536 OPEN R537 10K WVD3 3 R529 OPEN R530 OPEN R531 OPEN R532 OPEN R533 OPEN 308_TSD1 308_TSD2 308_TSD0 AL RCK AB CK S308_TSD1 S308_TSD2 S308_TSD0 SALRCK SABCK WA RM SO UND OUT PU T WA RM SO UND IN TP UT DSP_BSY EE _CS DSP_IR Q S308_TSD0 TP504 TP505 TP503 TP502 TP501 R508 O...

Page 23: ...A3 J6 A3 J7 A4 J8 A4 J9 A4 JK302 A1 JK401 A3 JK601 A1 JK701 A1 JK702 A4 JK703 A4 JK704 A2 L201 B1 L202 D1 L203 C1 L204 A2 L205 B1 L206 C1 L207 B1 L301 A2 L401 A4 L402 B4 L403 A4 L404 B4 L405 B4 L406 B4 L407 B4 L408 B3 L409 B3 L410 B3 L411 B3 L412 B3 L501 C1 L502 C2 L503 C2 L701 A1 L702 A1 L703 A1 L704 A1 L707 A2 L801 C1 L802 D1 L803 C1 Q204 D2 Q205 D2 Q300 C2 Q302 B3 Q303 C3 Q304 C3 Q305 A1 Q405 D...

Page 24: ...6 C4 C901 D2 C902 D2 C903 D2 C904 D2 C905 B4 C906 C4 C907 D2 C908 C3 C924 D2 CE201 D3 CE202 D3 CE203 D3 CE204 D3 CE205 D3 CE206 D3 CE207 D3 CE212 D3 CE215 A4 CE216 B4 CE217 B4 CE218 B4 CE219 B4 CE220 B4 CE301 D4 CE302 C4 CE303 C4 CE304 D4 CE305 A4 CE306 D3 CE307 C4 CE308 C2 CE309 D2 CE310 A3 CE311 C2 CE312 C4 CE313 D2 CE314 C3 CE315 B2 CE316 A3 CE317 A3 CE318 C1 CE319 C2 CE320 C2 CE321 B3 CE322 B3...

Page 25: ...7 1 7 1 POWER BOARD TABLE OF CONTENTS Internal IC Diagram 7 1 Circuit Diagram 7 2 PCB Layout Top View 7 3 PCB Layout Bottom View 7 4 V REF REF CATHODE ANODE INTERNAL IC DIAGRAM AZ431 ...

Page 26: ... D923 C3 D924 A3 D927 C4 D928 C4 F901 C1 GT902C1 IC901 C2 IC902 D2 IC904 D3 IC905 B4 J901 A1 L901 C1 L902 B1 L904 C3 L905 C3 L906 C3 L907 A3 L908 A3 NTC901C1 Q903 C3 Q904 C4 Q905 D4 Q906 C3 Q907 C4 Q910 B3 Q911 B3 Q912 B2 Q913 A2 Q914 B3 Q918 C3 R901 D4 R902 C1 R903 C1 R904 C1 R905 C1 R906 C3 R907 C3 R908 C3 R909 A3 R911 C4 R912 B1 R914 C1 R915 A1 R916 A1 R917 A1 R918 A1 R919 C4 R920 C3 R922 D3 R9...

Page 27: ...C901 A2 IC902 A3 IC904 A3 IC905 B4 J902 C1 J903 B1 J904 A2 J905 A3 J906 C2 J907 C2 J908 C2 J909 D2 J910 A3 J911 A4 J912 A4 J913 A4 J914 A4 J915 A4 J917 A4 J918 A4 J919 A4 J920 A4 J921 B4 J922 B4 J923 B4 J924 C3 J925 C4 J926 C4 J927 B4 J928 C4 J929 C4 J930 C4 L901 D4 L902 B1 L904 A4 L905 B4 L906 A3 L907 C3 L908 C4 NTC901D1 Q910 B3 Q911 B3 Q912 B2 Q913 C2 Q914 A3 R901 A4 R912 C1 R914 A2 R929 A3 R931...

Page 28: ...2 D928 B1 Q903 A1 Q904 B1 Q905 A1 Q906 A2 Q907 B1 Q918 B1 R902 D4 R903 D4 R904 D4 R905 D4 R906 A1 R907 A2 R908 A1 R909 C1 R911 B1 R915 A3 R916 A4 R917 A3 R918 A3 R919 A1 R920 A1 R922 A2 R924 C1 R925 A2 R926 A2 R927 A2 R928 A2 R932 A1 R933 A3 R934 A3 R935 A1 R936 C2 R937 A2 R938 B2 R939 B2 R941 C2 R942 B3 R950 C3 R954 A2 R956 B1 R957 B1 R961 C1 R963 B2 R964 B1 R965 B2 R969 B2 R970 B2 R971 B1 R972 B...

Page 29: ...8 1 8 1 MP3 IN MIC BOARD TABLE OF CONTENTS Circuit Diagram 8 1 PCB Layout Top Bottom View 8 2 ...

Page 30: ...W N VOL UP MP3L MP3R FB 351 600 FB 352 600 1 2 3 RB352 RB3 2 0 R3080 1K R3079 1K USB 5 V USB P USB M 1 2 3 4 RB354 RB4 20 FB 357 600 FB 356 600 FB 355 600 C383 104 USB 5 V GN D USB P USB M 35 36 37 31 32 33 34 1 2 3 RB 351 CN 3 20 VR 351 VOL _DGA _3P 6 4 5 7 2 3 1 JK351 1 1 2 2 3 3 4 4 5 6 USB 351 USB2 0 C 395 30P C 396 30P 1 3 2 3 2 1 A B A B 6 5 ...

Page 31: ...PCB LAYOUT BOTTOM VIEW 1 2 1 2 A B A B A B 1 2 A B 1 2 J360 A2 J361 B1 JK351 B1 JK352 B2 RB352 A1 RB353 A1 RB354 A2 USB351 A2 C383 A1 C393 A2 C394 A2 FB351 A2 FB352 A2 FB353 A2 FB354 A2 FB355 A1 FB356 A1 FB357 A1 R3079 B2 R3080 B2 ...

Page 32: ...9 1 9 1 Mechanical Exploded View FM RC A 7 28 8 ...

Page 33: ...PIN AP1117E18LA 1 8V SO IC210 996510027889 IC 3P LD1117AL 18 AA3 IC301 996500029611 IC 8P CO4558A SO8 CERAM IC301 996510020341 IC 8P D4558 SOP SILICORE IC303 996500029611 IC 8P CO4558A SO8 CERAM IC303 996510020341 IC 8P D4558 SOP SILICORE IC304 996510012503 IC 16P CD4051BM SOIC TI ANA IC305 996510012503 IC 16P CD4051BM SOIC TI ANA IC306 996510021056 IC 20P WM8781GEDS SSOP IC309 996510012500 IC 20 ...

Page 34: ...NTC 5R 5A Q910 996500026946 XISTR PNP 2SB772P Q NEC PB Q911 996500026946 XISTR PNP 2SB772P Q NEC PB Q912 996510021085 MOSFET STK1060F TO220F Q913 996510021085 MOSFET STK1060F TO220F T901 996510021071 TRASFO EEL25 7 7P 40W T901 996510021236 TRASFO EEL 25 7 7P 40W T901 996510027028 SW TRANS EEL 25 7 7P T902 994000001057 SW MODEL TRANSFORMER T902 996510021088 TRASFO EEL19 5 5P 100KHz T902 99651002203...

Page 35: ...REVISION LIST Version 1 0 Initial release Alternative Codes Safety Symbol 10 1 ...