Philips-HTS-3277-Service-Manual(1) 电路图 维修手册.pdf

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1、HTS3277/12 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 prior pe

2、rmission of Philips. Published by RY0926 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 5060 Hz Power cons

3、umption .80 W Standby power consumption . 1 W Dimensions (WxHxD) . 360 x 57 x 331 (mm) Weight .2.87 kg Speakers System . full range satellite Speaker impedance . 4 ohm (centre),8 ohm (Front/Rear) Speaker drivers . Centre/Front/Rear . 3” full range Frequency response .150 Hz 20 kHz Dimensions (WxHxD)

4、 . - Centre/Front/Rear . 100 x 100 x 75 (mm) Weight . - Centre .0.66 kg - Front .0.39 kg - Rear .0.38 kg Subwoofer Impedance . 4 ohm Speaker drivers .165 mm (6.5”) woofer Frequency response .40 Hz 150 Hz Dimensions (WxHxD) . 123 x 310 x 369 (mm) Weight .3.88 Kg Laser specification Type . Semiconduct

5、or 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 with FF-filter S/N and distortion mete

6、r 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 a bandpass filter to eliminate hum (

7、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 .4822 395 50423 Compact Disc: SBC426/4

8、26A 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. Setting Produre 1)System Reset a) Pres

9、s “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 Australia ,NZ , Latam 5 Russia , INDI

10、A 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) Close the CD Door d) VFD will show:

11、 “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 HTS3277/12 Version: XX.XX.XX Release:XXXX.XX.XX region :2 Servo:XX.XX.XX.XX 8032:XX.XX.XX.XX RISC: XX.XX.XX.XX MCU:XX.XX If current m

12、odel 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 will show setup menu b) Select the me

13、nu 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 wish to continue with the software up

14、grade? OKCancel f) Select “OK”, OSD will show: upgrade in progress. V327X 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 INSTRUCTIONS (ONE) 2 - 32 - 3 REPAIR INSTR

15、UCTIONS (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 in f gure 4. - 4 screws “B” at the bac

16、k 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 disconnect the mains supply after removing t

17、he 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 and slide it towards the left as shown

18、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 B Figure 6 C Dismantling of the DVD Module 1) Loosen 4 screws “

19、 D “ at the DVD Module as shown in f gure 7. Figure 7 D 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 pape

20、r 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) At the back panel, loosen 9 screws to remove MAIN Board and loosen 2 screw to remove Scart Board as shown in f gure 12. Figure 9 Dismantling of t

21、he DISP+LED+VOL&MP3 IN Board 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 u

22、p the power board. F Figure 11 G H Figure 12 Figure 10 4 - 14 - 1 BLOCK DIAGRAM 4 - 24 - 2 WIRING DIAGRAM ? 5 - 15 - 1 DISP+LED+VOL BOARD T ABLE OF CONTENTS tnemng i ssA n iP y a l ps iD DTF .5-1 C ircuit Diagram .5-2 P CB Layout Top & Bottom View .5-3 FTD DISPLAY PIN ASSIGNMENT PIN CONNECTION 5 - 2

23、5 - 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 B1 R3052 B1 R3053 B1 R3054 B1 R3055 B1 R3056 B1 R3057 C1 R3058 C1 R3059 C1 R3060 C1 R3061 B1 R3062 B1

24、 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 ZD311 C2 ZD312 C1 ZD313 B1 32 32 A B CC A B S1 1 S2 2 S3 3 S4 4 DOUT 5 DIN 6 NC 7 CL K 8 STB 9 K1 10

25、K2 11 K3 12 K4 13 CD D 14 SG 1/ KS 1 15 SG 2/ KS 2 16 SG 3/ KS 3 17 SG 4/ KS 4 18 SG 5/ KS 5 19 SG 6/ KS 6 20 SG 7/ KS 7 21 SG 8/ KS 8 22 SG 9/ KS 9 23 SG 10/ KS 10 24 SG 11 25 SG 12 26 OS C 52 GN D 51 LED 1 50 LED 2 49 LED 3 48 LED 4 47 LED 5 46 VDD 45 GR 1 44 GR 2 43 GR 3 42 GR 4 41 GR 5 40 GR 6 3

26、9 GR 7 38 GR 8 37 SG20 /GR9 36 SG19 /GR10 35 VE E 34 VC C 33 SG18 /GR11 32 SG17 /GR12 31 SG16 /GR13 30 SG15 /GR14 29 SG14 28 SG13 27 IC351 IC_PT6311 C387 102 C389 100U/35V R306956K C391 220U/ 16V C390 104 R305410K R3053100 R3052100 R3051 100 R305610K R305510K C380 15P C381 15P C382 15P Q 353 SA 733

27、Q 352 SC 945 V-DATA V-CL K V-CS 1 2 3 SN351 SENSOR BK 5V C385 104 C386 100U/10V C384 100P R305847K R3057 1K 5 E5V E5V LD 351 LED _D3M M R3064 10K R3063 4K 7 R3062 820R +5V -24V C388 102 RB359 CN4/20 On/OKey TO STANDBY IR_CEC GN D V-DATA V-CL K V-CS ON /OFF KE Y KEY SW TO MA IN AC 2 AC2AC 1 +5V BK 5V

28、 AC 1 +5V IR_CEC NC NC a a C392 220U/10V B q q IR R3071 560R R3072 680R R3073 750R R3077 1K Q 351 SA733 RB357 CN4/20 TA 354 STOP TA 351 Standby TA 352 Close TA 353 Pl ay TA 355 Source IR -24V RB355 CN 6/ 20 ZD 310 5V 6 ZD 311 5V 6 ZD 3125V 6 1 2 3 4 RB358 CN 4/ 20 R305933 R3067 2. 2 R3068 2. 2 1 2 4

29、 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 P1 P15 8G1G DISPLAY 8 Digital F1 F2 28 32 nc ncncp13p14 nc DP351 VFD3 2_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 RB 356 CN 5/ 20 ZD 3135V 6 C39715P R3060 10 R3061 4. 7 5 - 35 - 3 PCB LAYOUT - TOP VI

30、EW 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 R3061 A3 R3062 A3 R3063 A3 R3064 A3 R3067 A1 R3068 A2

31、 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 A3 J363 A1 LD351 A1 RB351 A3 RB355 A1 RB356 B1 RB357

32、 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 Top View .6-5 PCB Layout Bottom View .6-6 INTERNAL IC DIA

33、GRAM - TAS5508B 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 1Mx16 BANK 3 1Mx16 BANK 2 1Mx16 BANK 1 1Mx16 BANK 0 X-Decoder X-Decoder X-Decoder X-Decoder Memory Cell Array

34、 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 Latency Data Out Control Pipe Line Control Power Supply VR_PLL AVDD_PLL AVSS_PLL AVDD_REF VBGAP VRA_PLL VRD

35、_PLL DVDD DVSS AVDD AVSS MCLK XTL_OUT XTL_IN PLL_FLTM PLL_FLTP OSC CAP SCLK LRCLK SDIN1 SDIN2 SDIN3 SDIN4 SDA SCL RESET PDN MUTE 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

36、2 2 0 Det 7 Blquads Soft Tone Soft Vol Loud CompDRC 0 Det 7 Blquads Soft Tone Soft Vol Loud CompDRC 0 Det 7 Blquads Soft Tone Soft Vol Loud CompDRC 0 Det 7 Blquads Soft Tone Soft Vol Loud CompDRC 0 Det 7 Blquads Soft Tone Soft Vol Loud CompDRC 0 Det 7 Blquads Soft Tone Soft Vol Loud CompDRC 0 Det 7

37、Blquads Soft Tone Soft Vol Loud CompDRC 0 Det 7 Blquads Soft Tone Soft Vol Loud CompDRC 9 Volume Control DC Block De EmphInterpolate SRC NS PWM DC Block De EmphInterpolate SRC NS PWM DC Block De EmphInterpolate SRC NS PWM DC Block De EmphInterpolate SRC NS PWM DC Block De EmphInterpolate SRC NS PWM

38、DC Block De EmphInterpolate SRC NS PWM DC Block De EmphInterpolate SRC NS PWM DC Block De EmphInterpolate SRC NS PWM PWM Section PSVC Output Control PWM_MPP and MR PWM_MPP and ML PWM AP and AM2 R Front PWM AP and AM1 L Front PWM AP and AM3 L Rear PWM AP and AM4 R Rear PWM AP and AM7 Center PWM AP an

39、d AM8 Subwoofer PWM AP and AM5 L Surround PWM L Lineout PWM AP and AM5 R Surround PWM R Lineout VALID PSVS 6 - 26 - 2 CIRCUIT DIAGRAM - part one 31 24 L414 45UH 31 24 L416 45UH C469 104/50V R44810K C468104/50V R44710K P+12V C4006104 R471 10 C476 333 C475 333 C474104 P+12V R46010 C4811000U/50V +34V +

40、34V C478104 C482103 R461 3.3 C477 104 C491 333 L406 10UH/10A L405 10UH/10A C490 333 +34V +34V C493104 C492104 C496103 R470 3.3 C480105 C479105 C495105 C494105 P+12V C455104 R483 10 C437 333 C436 333 C435 104 P+12V R439 10 C442 1000U/50V +34V +34V C439104 C443103 R440 3.3 C438104 C454 333 L402 10UH/1

41、0A L401 10UH/10A C453333 +34V +34V C457104 C456104 C460103 R449 3.3 C441105 C440105 C459105 C458105 L40410UH/10A L40310UH/10A FR SR C463104 C466103 R445 3.3 C467103 R446 3.3 C462104 C465102C464102 C461474/63V C FL SL C4005104/50V R46910K C4004104/50V R46810K C499104 C4002103 R466 3.3 C4003 103 R467 3.