Philips-HTS-3371-Service-Manual(1) 电路图 维修手册.pdf

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1、1 - 1 HTS3371/94 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 RY0941 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 50Hz switcha

3、ble Power consumption .180 W Standby power consumption . 1 W Dimensions (WxHxD) . 360 x 57 x 331 (mm) Weight . 3.01 kg Speakers System . full range satellite Speaker impedance .4 ohm (centre), 4 ohm (front/rear) Speaker drivers . Centre/front/rear . 3” full range Frequency response .150 Hz 20 kHz Di

4、mensions (WxHxD) . Centre . 244 x 103 x 74 (mm) Front/rear . 103 x 203 x 71 (mm) Weight . Centre . 0.85 kg Front . 0.58 kg Rear . 0.55 kg Subwoofer Impedance . 4 ohm Speaker drivers .165 mm (6.5”) woofer Frequency response .40 Hz 150 Hz Dimensions (WxHxD) . 163 x 363 x 369 (mm) Weight .4.7 Kg Laser

5、specifi cation Type .Semiconductor laser GaAIAs (CD) Wave length . 645 - 665 nm (DVD), .770 - 800 nm (CD) Output power . 6 mW (DVD), .7 mW (VCD/CD) Beam divergence . 60 degrees. Specifi cations subject to change without prior notice. RadioFans.CN 收音机爱 好者资料库 1 - 4 LEVEL METER e.g. Sennheiser UPM550 w

6、ith 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 meter e.g. Sound Technology ST1700B Use

7、 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 .4822 395 50145 Torx driver T10 extended .

8、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 - 12 - 1 System , Region Code , etc. S

9、etting 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 change region code : 1 USA 2 EU 3 AP 4

10、Australia ,NZ , Latam 5 Russia , INDIA 6 CHINA 3)Version Control Change a) In open mode, press “1“ “5“ “9“ on R/C b) Press “ok” button to confi rm c) TV will show message as below: 7) Upgrading new software a) Copy “software fi les” into a CD-R b) Open the CD Door,then insert the CD-R program disc c

11、) Close the CD Door d) VFD will show: “Loading“ “Erase” - erase the fl ash memory “Writing” about 1 minute “done “ * the system will switch off and on again automatically. e) OSD 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 RIS

12、C: 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 confi dential and may not be distributed.Only a qualifi ed service person should reprogram the Region Code. 4)Password Change a) Press “SETUP“ button on R/C,TV

13、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 screen upgrade fi le detected Do you

14、wish to continue with the software upgrade? OKCancel f) Select “OK”, OSD will show: upgrade in progress. V337X 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 “ or “TRA OFF“ 2 - 22 - 2 REPAIR INSTR

15、UCTIONS (ONE) 2 - 32 - 3 REPAIR INSTRUCTIONS (TWO) 2 - 42 - 4 REPAIR INSTRUCTIONS (THREE) 3 - 13 - 1 DISASSEMBLY INSTRUCTIONS 3) Loosen 6 screws and remove the Top Cover by lifting the rear portion upwards before sliding it out towards the rear. - 1 screw “A” each on the left & right side as shown i

16、n f gure 4. - 4 screws “B” at the back panel as shown in f gure 5. 4) Loosen 5 screws “C“ at the front panel bracket as in f gure 6 to remove the front panel. 24mm mm2 Figure 2 Dismantling of the Front Panel Assemble 1) Open the DVD Tray by using the Open/Close Button while the Set is ON and disconn

17、ect 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 f gure 2 . Place the set on its side, insert the mini screw driver till the marking an

18、d slide it towards the left as shown in f gure 1 until the Tray moves out of the Front Panel. 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 1 ? Figure 3 Figure 4 A Figure 5 Figure 6 C Dismantling of

19、the DVD Module 1) Loosen 4 screws “ D “ at the DVD Module as shown in f gure 7. Figure 7 D B 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 s

20、hort-circuit use a piece of hard paper or other insulating material between them. Dismantling of the MAIN+SCART Board 1) Loosen 4 screws “G” on the top of Main Board as shown in f gure 11. 2) Loosen 11 screws at the back panel as shown in f gure 12. Figure 9 Dismantling of the DISP+LED+VOL&MP3 IN Bo

21、ard 1) Loosen 10 screws “E” on the top of DISP+LED+VOL&MP3 IN Board as shown in f gure 8. Figure 8 E Dismantling of the Power Board 1) Loosen 4 screws “F” on the top of Power Board as shown in f gure 9. 2) With a pincers to nip this space as shown in f gurer 10 and to take up the power board. F Figu

22、re 11 G Figure 12 Figure 10 4 - 14 - 1 BLOCK DIAGRAM MT1389S TQFP256 IC V5888 Loader motor driver ASA DVD Loader IC TC4051 SWIT CH AUX- IN A/D IC WM8782 TV-I N Tuner module Karaoke IN MP3 Direct IC 4558 OPEN VIDE O FI LTER Y. U.V OUT SCAR T OUT OPEN VI DEO SWITCH TAS5508 D-AMP PWM Controlle r Auto P

23、ower detect or control IC 4558 Scart audio IN from TV C SPK SR SPK SL SPK SUB SPK FL SPK +- FR SPK +-+-+-+-+- TAS5352A POWE R AMP CV BS-V IDEO SDAR M 4Mx16 IC AT24C16 SERI AL EEPROM USB 2.0 WM8805 SPDIF IN IC MX 29LV320B TC 4Mx8bit FLASH IC 74F244x1 INPUT PIN EXPA ND VF D Display VFD DRIV ER KE YPT6

24、311 HDMI CEC MC U RDSCL RDSDA RDSDAV N Tun L Tun R Tun L Tun R TV L TV R AUX L AUX R MP3 L MP3 RMP3 R MP3 L MIC L MIC R MIC R MIC L L R BCL K LRCL K MCLK P-BCL K P-LRCL K P-DOUT P-MCLK USB DP USB DM V-DAT A V-CLK V-CS IR IR IR KEY control SDASDA SCL Scart audio IN (option) CV BS Video ( L C ) Scart

25、audioScart audio BCL K LR CL K DOUT MCLK +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 +1.8V +3.3V +36V +12V -12V B+5V 600W pow

26、er supply unit +5V DAO 2 DAO 1 DAO 0 DAO 2 DAO 1 DAO 0 +12V Fan control FULL SOUND OPEN Sanyo / Sony pick up SMT32F101Cx 48Pin 64K from speaker outpu t from speaker outpu t HDMI OUT 1080P MT1389S HDM I Video ou t ESD REJECT OR 12pcs -27V TAS5352A POWE R AMP +VCC HDMI out HPDC2 COAXI AL INPUT OPTICAL

27、 INPUT ( Match HDMI 1 ) ( Match HDM I 2 ) DAT A I2C Bus for all use component SAD SCL COAXI AL INPUT BCL K LRCL K MCLK BCL K LRCL K MCLK Bufer 74HC04 +3.3V TAS5352A POWE R AMP +VCC 4 - 24 - 2 WIRING DIAGRAM V1 5 - 15 - 1 VFD+JACK+VOL+STANDBY BOARD TABLE OF CONTENTS FTD Display Pin Assignment .5-1 Ci

28、rcuit Diagram .5-2 PCB Layout Top & Bottom View .5-3 FTD DISPLAY PIN ASSIGNMENT PIN CONNECTION 5 - 25 - 2 CIRCUIT DIAGRAM C380 B1 C381 B1 C382 B1 C384 C1 C385 C1 C386 C1 C387 A2 C388 A3 C389 B2 C390 B2 C391 B2 C392 B1 C395 C4 C396 C4 C397 B1 DP351 A2 IC351 B2 LD351 A1 Q351 C1 Q352 C1 Q353 B1 R3051 B

29、1 R3052 B1 R3053 B1 R3054 B1 R3055 B1 R3056 B1 R3057 C1 R3058 C1 R3059 C1 R3060 C1 R3061 B1 R3062 B1 R3063 B1 R3064 B1 R3067 A2 R3068 A3 R3069 B2 R3071 C1 R3072 C1 R3073 C1 R3077 C1 RB351 C4 RB355 B1 RB356 C1 RB357 C1 RB359 B1 SN351 C1 TA351 A1 TA352 C1 TA353 C1 TA354 C1 TA355 C1 VR351 C4 ZD310 C1 Z

30、D311 C2 ZD312 C1 ZD313 B1 123 123 A B CC A B S1 1 S2 2 S3 3 S4 4 DOUT 5 DIN 6 NC 7 CLK 8 STB 9 K1 10 K2 11 K3 12 K4 13 CDD 14 SG1/ KS1 15 SG2/ KS2 16 SG3/ KS3 17 SG4/ KS4 18 SG5/ KS5 19 SG6/ KS6 20 SG7/ KS7 21 SG8/ KS8 22 SG9/ KS9 23 SG10/ KS10 24 SG11 25 SG12 26 OSC 52 GN D 51 LED1 50 LED2 49 LED3

31、48 LED4 47 LED5 46 VDD 45 GR1 44 GR2 43 GR3 42 GR4 41 GR5 40 GR6 39 GR7 38 GR8 37 SG20/G R9 36 SG19/G R10 35 VEE 34 VCC 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 95 6K C391 220U/ 16V C390 104 R305410K R3053100 R3052100

32、R3051 100 R305610K R305510K C380 15P C381 15P C382 15P Q353 SA733 Q352 SC945 V-DAT A V-CLK V-CS 1 2 3 SN351 SENSOR BK5V C385 104 C386 100U/10V C384 100P R305847K R3057 1K5 E5V E5V LD351 LED_D3M M R3064 10K R3063 4K7 R3062 820R +5V -2 4V C388 10 2 RB359 CN4/20 On/O Key TO STANDB Y IR _CEC GN D V-DAT

33、A V-CLK V-C S ON /O FF KEY KEY SW TO MA IN AC2 AC2AC1 +5V BK5V AC1 +5V IR _CEC NC NC a a C392 220U/10V B q q IR R3071 560R R3072 680 R R3073 750R R3077 1K Q351 SA733 RB357 CN4/20 TA354 STOP TA351 St andb y TA352 Cl os e TA353 Pl ay TA355 Sour ce IR - 24V RB355 CN6/ 20 ZD3105V6 ZD311 5V6 ZD3125V6 1 2

34、 3 4 RB358 CN4/ 20 R305933 R306 7 2. 2 R3068 2. 2 1 2 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 29 31 NPNP P1P158G1G DISPLAY 8 Digital F1 F2 28 32 nc ncnc p1 3p1 4ncnc DP351 VFD32_2008 20 21 22 23 15 16 17 18 19 20 4 5 6 7 8 24 25 28 29 1 2 3 4 5 RB356 CN5/ 20 ZD3135V6 C39715

35、P R3060 10 R3061 4. 7 5 - 35 - 3 PCB LAYOUT - TOP VIEW PCB LAYOUT - BOTTOM VIEW 123 123 A B A B C380 B2 C381 B2 C382 B2 C385 B1 C387 A1 C388 A2 C390 A3 C395 B1 C396 A1 C397 B3 IC351 A2 Q351 B3 Q352 B1 Q353 A3 R3051 B3 R3052 B3 R3053 B3 R3054 A3 R3055 A3 R3056 A3 R3057 B1 R3058 B1 R3059 B1 R3060 B1 R

36、3061 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 123 123 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

37、A3 J363 A1 LD351 A1 RB351 A3 RB355 A1 RB356 B1 RB357 B1 RB359 A1 SN351 B3 TA351 B1 TA352 B2 TA353 B2 TA354 B2 TA355 B2 VR351 A3 6 - ?6 - ? MAIN BOARD TABLE OF CONTENTS Internal IC Diagram .6-? Circuit Diagram(part one) .6-2 Circuit Diagram(part two) .6-3 Circuit Diagram(part three) .6-4 PCB Layout T

38、op View .6-5 PCB Layout Bottom View .6-6 INTERNAL IC DIAGRAM - TAS5508B INTERNAL IC DIAGRAM - HY57V641620F Power Supply VR_PLL AVDD_PLL AVSS_PLL AVDD_REF VBGA P VRA_PLL VRD_PLL DVDD DVSS AVDD AVSS MCLK XTL_OUT XTL_IN PLL_FLTM PLL_FLT P OSC CAP SCLK LRCLK SDIN1 SDIN2 SDIN3 SDIN4 SDA SCL RESET PDN MUT

39、E HP_SEL BKND_ERR 12C Serial Control I/F Clock, PLL, and Serial Date I/F Device Control System Control DAP ControlPWM Control 8x8 Crossber Mixer 8x2 Crossber Mixer 884 8 88 2 2 0 Det 7 Blquads Soft Tone Soft Vo l Loud Com pDRC 0 Det 7 Blquads Soft Tone Soft Vo l Loud Com pDRC 0 Det 7 Blquads Soft To

40、ne Soft Vo l Loud Com pDRC 0 Det 7 Blquads Soft Tone Soft Vo l Loud Com pDRC 0 Det 7 Blquads Soft Tone Soft Vo l Loud Com pDRC 0 Det 7 Blquads Soft Tone Soft Vo l Loud Com pDRC 0 Det 7 Blquads Soft Tone Soft Vo l Loud Com pDRC 0 Det 7 Blquads Soft Tone Soft Vo l Loud Com pDRC 9 Volume Control DC Block De Emph Interpolate S