Philips-HTS-3576-Service-Manual(1) 电路图 维修手册.pdf

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1、1 - 1 HTS3576/78 Copyright 2009 Philips Consumer Electronics B.V. Eindhoven, The Netherlands All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise without the pr

2、ior permission of Philips. Published by RY0916 Service Audio Printed in The Netherlands Subject to modification DVD Home Theater System Version 1.0 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 50-60 Hz swi

3、tchable Power consumption . 00 W Standby power consumption . 1 W Dimensions (WxHxD) . 45 x 57 x 65 (mm) Weight . .6 kg Speakers System . full range satellite Speaker impedance . Front/Rear . 4 Ohm Centre . Ohm Speaker drivers . Centre . X .5” woofer + 1 X ” tweeter Front/Rear . ” full range Frequenc

4、y response . 150 Hz 0 kHz Dimensions (WxHxD) . - Centre . 440 x 105 x 75 (mm) - Front . 10 x 0 x 71 (mm) - Rear . 6 x 1199 x 64 (mm) Weight . - Centre . 1.4 kg - Front . 0.58 kg - Rear . .55 kg Subwoofer Impedance . ohm Speaker drivers . 0 mm (8”) woofer Frequency response . 40 Hz 150 Hz Dimensions

5、(WxHxD) . 4 x 5 x 60 (mm) Weight . 5.76 kg Laser specifi cation Type . Semiconductor laser GaAIAs (CD) Wave length . 645665 nm (DVD),770800 nm (CD) Output power .6 mW (DVD),7 mW (VCD/CD) Beam divergence . 60 degrees. Specifications subject to change without prior notice. RadioFans.CN 收音机爱 好者资料库 1 -

6、4 LEVEL METER e.g. Sennheiser UPM550 with FF-filter S/N and distortion meter e.g. Sound Technology ST1700B L R DUT CD Use Audio 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 m

7、eter 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 1 - 5 Service Tools: Universal Torx driver holder .4822 395 91019 Torx bit T10 150mm .4822 395 50456 Torx driver set T6-T20 .482

8、2 395 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 1 - 6 1 - 7 2

9、- 2 - System , Region Code , etc. Setting Produre 1)System Reset a) Press “SETUP“ button on R/C,TV will show setup menu. b) Select the menu using the and on R/C. c) Go preference page to do system reset. 2)Region Code Change a) In open mode, press”9” “9“ “9“ “9“ on R/C,then input desired number to c

10、hange region code : USA 2 EU 3 AP 4 Australia ,NZ , Latam 5 Russia , INDIA 6 CHINA 3)Version Control Change a) In open mode, press “ “5“ “9“ on R/C. b) Press “ok” button to confirm. c) TV will show message as below: 7) Upgrading new software a) Copy “software files” into a CD-R. b) Open the CD Door,

11、then insert the CD-R program disc. c) Close the CD Door. d) VFD will show: “Loading“ “Erase” - erase the flash memory “Writing” about minute “done “ * the system will switch off and on again automatically. e) OSD will show: Current model HTS3576/78 Version: XX.XX.XX Release:XXXX.XX.XX region :X Serv

12、o: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)

13、 Press “SETUP“ button on R/C,TV will show setup menu. b) Select the menu using the and on R/C. c) Go preference page select “password“ to change. * 000000 is default password supplied. 5)Check on the Software Version a) Open the CD Door. b) Press “INFO“ button on R/C. c) TV will show the version on

14、screen. upgrade file detected Do you wish to continue with the software upgrade? OKCancel f) Select “OK”, OSD will show: upgrade in progress. V357X please do not unplug or switch off the device. 6)Trade model a) Press “Open/Close “ button on R/C. b) Press “2” “5” “9” on R/C,VFD will display “TRA ON

15、“ or “TRA OFF“. 8) Produce to Change Tuner Grid (only applicable for certain regions) In some countries, the frequency step between adjacent channels in the FM band is 50kHz (00kHz in some areas). a) Press “source” to select “FM”. b) In “FM” playback mode, press & hold “play/pause” button until Grid

16、 9” or “Grid 0” appears. Note: repeating the same action will toggle back to it previous tuning grid setting. * “Grid 0” is default for/98 version. 2 - 22 - 2 REPAIR INSTRUCTIONS (ONE) 2 - 32 - 3 REPAIR INSTRUCTIONS (TWO) 2 - 42 - 4 REPAIR INSTRUCTIONS (THREE) 3 - 3 - DISASSEMBLY INSTRUCTIONS 3) Loo

17、sen 7 screws and remove the Top Cover by lifting the rear portion upwards before sliding it out towards the rear. - screw “A” each on the left & right side as shown in figure 4. - 5 screws “B” at the back panel as shown in figure 5. 4) Loosen 5 screws “C“ at the front panel bracket as shown in figur

18、e 6,and loosen screw “D“ at the front panel bottom as shown in figure 7 to remove front panel. Figure 2 Dismantling of the Front Panel Assemble ) Open the DVD Tray by using the Open/Close Button while the Set is ON and disconnect the mains supply after removing the Tray Cover. Note: Ifthisisnotpossi

19、ble,theDVDTrayhastobeopenmanually. 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 until the Tray moves out of the Front P

20、anel. 2) Return the set to its upright position and remove the Tray Cover as shown in Figure 3 and close the tray manually by pushing it back in. Figure Figure 3 Figure 4 Figure 5 Figure 6 Dismantling of the DVD Module ) Loosen 4 screws “ E “ at the DVD Module as shown in figure 8. Figure 8 B C D Fi

21、gure 7 E ? 24mm mm2 3 - 23 - 2 SERVICE POSITIONS Service position A Note:In some service positions the components or copper patterns of one board 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 betwe

22、en them. Dismantling of the Power Board ) Loosen 5 screws “I” on the top of Power Board as shown in figure 2. Figure 0 Dismantling of the VFD+JACK+VOL+STANDBY Board ) Loosen 0 screws “F” on the top of VFD+JACK+VOL+STANDBY Board as shown in figure 9. Figure 9 Dismantling of the Main Board ) Loosen 2

23、screws “G” on the top of Main Board as shown in figure 0. 2) Loosen 6 screws “H“ at the back panel as shown in figure . Figure 2 Figure F G H I Dismantling of the AMP Board ) Loosen 2 screws “J” on the top of AMP Board as shown in figure 3. 2) Loosen 2 screws “K“ at the back panel as shown in figure

24、 4. J K Figure 3 Figure 4 4 - 14 - 1 BLOCK DIAGRAM 4 - 24 - 2 WIRING DIAGRAM V1 V2 AMP PCB MAIN PCB POWER PCB 5 - 15 - 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 5 - 2

25、5 - 2 CIRCUIT DIAGRAM C11 B2 C12 B1 C13 B1 C14 B2 C15 D4 C16 C1 C17 C1 C18 C1 C19 B2 C20 B2 C21 A3 C22 A4 C23 B3 DP11 A3 FB11 C3 FB12 C3 FB13 D4 FB14 D3 FB15 D3 FB16 D3 FB17 D3 IC11 B3 JK11 C2 JK12 D2 JK13 D2 LD11 A1 Q11 B1 Q12 D1 Q16 A1 R11 B1 R12 B1 R13 A1 R14 B1 R15 B1 R16 B1 R17 C1 R18 C1 R19 C1

26、 R20 C2 R21 C1 R22 C2 R23 C1 R24 C2 R25 C1 R27 A1 R28 A1 R29 B2 R30 C2 R31 C2 R32 C2 R33 C2 R34 C2 R35 C2 R37 D1 R38 B2 R39 B2 R40 A3 R41 A4 R42 D3 R43 D3 R46 B1 RB11 B1 RB12 B1 RB13 C1 RB14 A1 RB15 C4 RB16 C3 RB17 A2 RB19 D3 SN11 B1 TA11 C1 TA12 C1 TA13 C1 TA14 A1 TA15 D2 TA18 D2 TA20 D2 USB11 C3 V

27、R11 A2 1234 1234 B A C D B A C D 5 - 35 - 3 PCB LAYOUT - TOP VIEW PCB LAYOUT - BOTTOM VIEW AA 1234 1234 AA 1234 1234 C12 A4 C13 A4 C14 A3 C15 A1 C16 A3 C17 A3 C18 A3 C21 A2 C22 A3 FB11 A1 FB12 A1 FB13 A1 FB14 A1 FB15 A1 FB16 A1 FB17 A1 IC11 A3 Q11 A4 Q12 A3 Q16 A4 R14 A4 R15 A4 R19 A4 R20 A1 R22 A1

28、R23 A1 R24 A1 R25 A1 R28 A4 R29 A3 R30 A3 R31 A3 R32 A3 R33 A3 R34 A3 R35 A3 R38 A4 R39 A3 R42 A1 R43 A1 TP1 A3 TP2 A2 TP8 A1 TP9 A1 C11 A2 C19 A2 C20 A1 C23 A3 DP11 A2 J11 A1 J12 A1 J13 A1 J14 A1 J15 A1 J16 A2 J17 A2 J19 A2 J20 A3 J21 A3 J22 A4 J30 A1 JK11 A4 JK12 A4 JK13 A4 LD11 A1 R11 A2 R12 A1 R

29、13 A2 R16 A2 R17 A2 R18 A2 R21 A2 R27 A1 R37 A2 R40 A2 R41 A2 R46 A2 RB11 A2 RB12 A2 RB13 A1 RB14 A1 RB15 A4 RB16 A4 RB17 A3 RB19 A4 SN11 A1 TA11 A4 TA12 A1 TA13 A4 TA14 A1 TA15 A4 TA18 A4 TA20 A3 USB11 A4 VR11 A3 6 - 16 - 1 MAIN BOARD TABLE OF CONTENTS Internal IC Diagram .6-1 Circuit Diagram(part

30、one) .6-2 Circuit Diagram(part two) .6-3 PCB Layout Top View .6-4 PCB Layout Bottom View .6-5 INTERNAL IC DIAGRAM - MT1389S INTERNAL IC DIAGRAM - HY57V641620F State Machine CLK CKE U/LDQM WE CAS RAS CS Row Active Refresh Column Active Self refresh logic & timer Internal Row Counter Row Pre Decoder 1

31、Mx16 BANK 3 1Mx16 BANK 2 1Mx16 BANK 1 1Mx16 BANK 0 X-Decoder X-Decoder X-Decoder X-Decoder Memory Cell Array Y-Decoder Sense AMP & I/O Gate I/O Buffer & Logic DQ0 DQ15 Column Pre Decoder Bank Select Column Add Counter A0 A1 A11 BA1 BA0 Address Buffers Address Register Mode Register Burst Counter CAS

32、 Latency Data Out Control Pipe Line Control DVD PUH Module FLASH Front-panel RemoteDRAM USB2.0/3 in 1 card reader MT1389S HDMI1.2Tx RGB video CVBS 8ch Audio SPDIF DVB-T 6 - 26 - 2 CIRCUIT DIAGRAM - part one C3001 D2 C3002 D2 C3003 D2 C3004 D2 C3005 D2 C3006 D2 C3007 D3 C3008 D3 C301 A1 C302 A1 C305

33、A1 C306 A1 C309 A2 C311 A2 C313 A2 C315 A2 C316 A2 C317 A3 C318 D3 C319 D4 C320 B3 C321 B3 C322 B3 C323 A3 C324 B3 C325 A1 C326 A1 C329 A2 C330 A2 C331 A3 C334 B2 C335 D3 C336 D4 C337 D4 C338 D4 C339 D4 C340 A2 C341 B2 C342 A2 C343 A2 C344 D3 C346 B3 C349 B3 C350 B3 C351 B3 C352 B1 C353 B1 C354 B1 C

34、355 B1 C356 B1 C357 B1 C359 C3 C360 C4 C362 B3 C363 B3 C364 D4 C365 D4 C502 A4 C503 A4 C506 B4 C507 B4 C508 B4 C509 B4 C510 B4 C511 B4 C512 B4 C513 B4 C514 B4 C515 B4 C516 B4 C517 B4 C518 B4 C519 B4 C521 B4 C901 C1 C902 C1 C903 C1 C904 C1 C905 C1 C906 C1 C907 D1 C908 C2 C911 C2 C912 C2 C918 C1 C919

35、D1 C920 C1 C921 C1 C922 C1 C924 D1 C928 D1 C929 D1 C932 D1 C935 C2 C936 B3 CE301 D1 CE302 D1 CE303 D1 CE304 D1 CE305 D1 CE306 D1 CE307 D1 CE308 D1 CE309 D1 CE310 D1 CE311 D1 CE312 D1 CE313 D1 CE314 D1 CE315 D1 CE316 D1 CE317 D1 CE318 D1 CE319 D1 CE320 D1 CE321 D1 CE322 D1 CE323 D1 CE324 D1 CE325 D1

36、CE326 D1 CE327 D2 CE328 D2 CE329 D2 CE330 D2 CE341 D2 CE901 C2 CE903 C1 CE904 C1 CN301 A1 CN303 D2 CN401 B4 D302 D3 D303 D3 FB310 A3 FB311 D2 FB312 B1 FB313 B1 FB901 C2 FB905 C1 FE301 D2 FE302 D2 FE306 D2 FE307 D2 FE308 D2 FE309 D2 FE310 D2 FE311 D2 FE312 D2 IC3001 D2 IC301 A1 IC303 D4 IC304 A2 IC30

37、5 B2 IC306 B3 IC309 A3 IC501 A4 JK302 B1 L501 B4 L502 B4 L503 B4 Q302 D3 Q303 D3 Q304 D4 Q305 A3 Q903 C1 R3001 D2 R3002 D2 R3003 D2 R3006 D2 R3007 D2 R3008 D2 R3009 D2 R301 A1 R3010 D2 R3011 D3 R3018 A3 R3019 A2 R302 A1 R3020 B2 R3031 D3 R3036 D3 R305 A3 R307 B3 R308 A3 R309 A1 R310 A1 R313 A1 R314

38、A1 R317 A1 R318 A1 R321 A2 R322 A2 R325 A2 R326 A2 R329 A2 R330 A2 R331 A2 R332 B2 R334 A3 R335 B3 R336 B3 R337 D3 R338 D4 R340 D3 R341 D4 R342 D4 R343 A2 R344 B2 R345 B1 R346 B1 R347 D3 R348 B1 R349 B1 R350 B1 R351 B1 R352 B1 R353 B1 R354 B1 R355 B1 R356 B1 R357 B1 R358 B1 R359 B1 R360 B3 R361 B2 R

39、364 D3 R365 C3 R366 D4 R367 C4 R368 B1 R369 B1 R371 D4 R372 D4 R373 D4 R378 B3 R379 D3 R380 D3 R381 D4 R382 D4 R383 D4 R384 D4 R388 A1 R389 B3 R390 B3 R399 B3 R501 A4 R502 A4 R503 A4 R504 A4 R505 A4 R506 A4 R507 A4 R509 A4 R510 A4 R512 A4 R513 A4 R515 A4 R517 B4 R518 B4 R519 B4 R520 B4 R521 B4 R522 B4 R523 A4 R524 A4 R537 A4 R549 A4 R550 A4 R552 B4 R553 B4 R554 A4 R556 A4 R558 B4 R560 B4 R903 C2 R904 C1 R911 C1 R913 C1 R924 C2 R928 C1 R929 D1 RB403 C4 RB901 C1 XL501 A4 ZD301 A2 ZD302 A2 ZD901 D1 ZD902 C1 ZD904 C1 1234 1234 A B C D A B C D 6 - 6 - CIRCUIT DIAGRAM - part tw