Philips-FWD-182-Service-Manual(1) 电路图 维修手册.pdf

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1、CLASS 1 LASER PRODUCT Service ServiceService ServiceService FWD182/All Versions Copyright 2006 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, el

2、ectronic, mechanical, photocopying, or otherwise without the prior permission of Philips. Published by SL-ET 0634 Service AudioPrinted in The Netherlands Subject to modification. GB 3141 785 31021 Mini System Version 1.1 TABLE OF CONTENTS Page Location of PC Boards.1-2 Versions Variation .1-2 Specif

3、ications.1-3 Measurement Setup .1-4 Service Aids .1-5 ESD fr Reparaturen sind Original-Ersatzteile zu verwenden. I Le norme di sicurezza esigono che lapparecchio venga rimesso nelle condizioni originali e che siano utilizzati i pezzi di ricambio identici a quelli specificati. After servicing and bef

4、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 exposu

5、re to beam. SVarning ! Osynlig laserstrlning nr apparaten r ppnad och sprren r urkopplad. Betrakta ej strlen. SFVaroitus ! Avatussa laitteessa ja suojalukituksen ohitettaessa olet alttiina nkymttmlle laseristeilylle. l katso steeseen! DK Advarse ! Usynlig laserstrling ved bning nr sikkerhedsafbryder

6、e er ude af funktion. Undg udsaettelse for strling. 1-7 INFORMATION ABOUT LEAD-FREE SOLDERING Philips CE is producing lead-free sets from 1.1.2005 onwards. IDENTIFICATION: Regardless of special logo (not always indicated) one must treat all sets from 1 Jan 2005 onwards, according next rules: Example

7、 S/N: Bottom line of typeplate gives a 14-digit S/N. Digit 5 on the front panel to search and store all available radio stations or press 9 to exit. If your system is equipped with a Voltage Selector, set the VOLTAGE SELECTOR to the local power line voltage. AC MAINS AUDIO OUT Pr/Cr Pb/Cb Y S-VIDEO

8、IN VIDEO IN COMPONENT VIDEO IN 4 FM antenna MW antenna fix the claw into the slot VOLTAGE SELECTOR 110V127V 220V240V Connections 1-10 Step 6: Connecting a VCR or cable/satellite box Viewing and listening to playback 1Connect the VCR or Cable/Satellite Box to the TV system as shown. 2Connect the syst

9、ems AUX IN jacks to the AUDIO OUT jacks on the VCR or Cable/ Satellite box. Before starting operation, press AUX on the remote control to select “AUX” in order to activate the input source. Using the VCR for recording DVDs Some DVDs are copy-protected. You cannot record or dub protected discs using

10、a VCR. 1Connect the systems VIDEO jack to the VIDEO IN jack on the VCR. 2Connect the systems LINE OUT (R/L) jacks to the AUDIO IN jacks on the VCR. This will allow you to make analog stereo (two channel, right and left) recording. To view DVD playback while recording You must connect the system to y

11、our TV system using the S-VIDEO (as shown above) or the Component (Pr Pb Y) video connection. Step 7: Connecting digital audio equipment Recording(digital) Connect the systems DIGITAL OUT jack to the DIGITAL IN jack on a digital recording device. Before operation, set the DIGITAL OUTPUT according to

12、 the audio connection. Connections COMPONENT VIDEO IN AUDIO OUT VIDEO IN S-VIDEO Pr/Cr Pb/Cb Y 1 3 2 4 INOUT A 1 # $ % to start or interrupt disc playback. to resume playback from last stop point. 8 STOP 9 to stop playing the disc. 9 REPEAT A-B to repeat a specific section on a disc. 0 REPEAT to sel

13、ect variations of continuous playback. ! SUBTITLE to select desired subtitle. AUDIO to select the audio channel. # SLEEP to set the sleep timer function. $ ANGLE -to select the angles cyclically. % DIM to select different brightness for VFD. DSC to select various sound effect. to connect headphones.

14、 * AUDIO -to select the audio channel. ( TAPE DECK ) 3 OPEN to open the tape deck door. DISC TRAY CASSETTE KEY to control cassette play. 1-12 Preparations IMPORTANT! Make sure to complete the preparation procedures before operating the system. Step 1: Inserting batteries into the remote control 1Ope

15、n the battery compartment. 2Place two batteries (Type R06 or AA) in the compartment with the correct polarity as indicated by “+” and “” symbols. 3Close the cover. Using the remote control to operate the system 1Point the remote control directly at the remote sensor (IR) on the front panel. 2Select

16、the source you wish to control by pressing one of the source select buttons on the remote control (for example TAPE, TUNER). 3Then select the desired function (for example 2;, O or P). CAUTION! Remove batteries if they are exhausted or will not be used for a long time. Do not use old and new or diff

17、erent types of batteries in combination. Batteries contain chemical substances, so they should be disposed of properly. Step 2: Setting the TV set IMPORTANT! Make sure you have completed all the necessary connections. 1Press DISC on the front panel (or press DISC on the remote control). 2Turn on the

18、 TV set and set to the correct Video- In channel. You should see the blue Philips DVD background screen on the TV set. You may go to channel 1 on your TV set, then press the channel down button repeatedly until you see the Video In channel. Or, you can use the TV remote control to select different v

19、ideo modes. Or, set TV to channel 3 or 4 if you are using an RF modulator. Selecting the color system that matches your TV set This DVD Mini Hi-Fi System is compatible with both NTSC and PAL. For the playback of a DVD disc on this DVD Mini Hi-Fi System, the color systems of the DVD, TV set and DVD M

20、ini Hi-Fi System should match. PBC TV SHAPE TV SYSTEM PROGRESSIVE SCR SAVER SET TO NTSC AUTO NTSC PAL 1 4 23 Preparations 1In disc mode, stop playback and press SYSTEM MENU. 2Select icon and press 4. 3Press 1 / / 5 / 4 keys on the remote control to toggle through the functions and select your prefer

21、red option. Move to and press . Move to “TV System” and press . AUTO Select this if the connected TV set is compatible with both NTSC and PAL (multi system). The output format will be consistent with the video signal of the disc. NTSC Select this if the connected TV set is NTSC system. It will chang

22、e the video signal of a PAL video disc and output to NTSC system. PAL Select this if the connected TV set is PAL system. It will change the video signal of an NTSC disc and output to PAL format. 4Select an item and press OK. To remove the menu Press SYSTEM MENU. Step 3: Setting language preference Y

23、ou can select your preferred language settings so that this DVD Mini Hi-Fi System will automatically switch to the language for you whenever you load a disc. If the language selected is not available on the disc, the language set by default will be used instead. But the menu language of the DVD Mini

24、 Hi-Fi System cannot be changed once selected. PBC 1In disc mode, stop playback and press SYSTEM MENU. 2Select icon and press 4. 3Press 1 / / 5 / 4 keys on the remote control to select your preferred option. Move to and press . Move to one of the following and press . Audio (discs soundtrack) Subtit

25、le (discs subtitles) Disc Menu (on screen menu) 4Press 5 / 4 to select a language and press OK. 5Repeat steps 34 for other settings. To remove the menu Press SYSTEM MENU. 1-13 WARNING Under no circumstances should you try to repair the system yourself, as this will invalidate the warranty. Do not op

26、en the system as there is a risk of electric shock. If a fault occurs, first check the points listed below before taking the system for repair. If you are unable to remedy a problem by following these hints, consult your dealer or Philips for help. Troubleshooting No power. “UNREADABLE DISC” is disp

27、layed. No picture. Distorted or poor picture. The aspect ratio of the screen cannot be changed even though you have set the TV shape. The DVD player does not start playback. The system does not respond when the buttons are pressed. Check if the AC power cord is properly connected. Check if the disc

28、is inserted upside down. Wait until the moisture condensed at the lens has cleared. Replace or clean the disc, see “Maintenance”. Use a readable disc or correctly recorded format MP3-CD. Select the appropriate video input mode on the TV set. Check if the TV set is switched on. Check the video connec

29、tion. Check if the system is securely connected. Sometimes a slight picture distortion may appear. This is not a malfunction. Clean the disc. Connect the system to the S-video input of your TV set. The aspect ratio is fixed on the DVD disc. The aspect ratio may not be changed for some TV systems. In

30、sert a readable disc. Check the disc type, color system and region code. Clean the disc. Place the disc with the playback side down. Press SYSTEM MENU to turn off the setup menu. Cancel the parental control rating function or change the rating level. Moisture has condensed inside the system. Remove

31、the disc and leave the system turned on for about an hour. Disconnect the power plug from the jack, and insert again. ProblemSolution Troubleshooting The language for the sound or subtitle cannot be changed when playing a DVD. No image is output when a function is selected. Sound cannot be heard or

32、is of poor quality Poor radio reception. Recording or playback cannot be made The tape deck door cannot open Left and right sound outputs are reversed. The remote control does not function. The display is dark. Multi-language sound or subtitle is not recorded on the DVD. Changing the language for th

33、e sound or subtitle is prohibited on the DVD. Make sure the component is connected correctly. Press the correct function button for the input source. Adjust the volume. Disconnect the headphones. Check that the speakers are connected correctly. Check if the stripped speaker wire is clamped. If the s

34、ystem is in pause, slow motion or fast forward/reverse mode, press 2; to resume the normal play mode. Make sure the MP3-CD was recorded within 32-256 kbps bit rate with sampling frequencies at 48 kHz, 44.1 kHz or 32 kHz. If the signal is too weak, adjust the antenna or connect an external antenna fo

35、r better reception. Increase the distance between the MiNi HiFi System and your TV set or VCR. Clean deck parts, see “Maintenance”. Use only NORMAL tape. Apply a piece of adhesive tape over the missing tab space. Remove and reconnect the AC power plug and switch on the system again. Check the speake

36、r connections and location. Point the remote control at the remote control sensor of the unit. Reduce the distance to the player. Remove any possible obstacles. Replace the batteries with new ones. Check that the batteries are loaded correctly. Press DIM again. ProblemSolution 2-12-1 2-22-2 3-13-1 D

37、ISMANTLING INSTRUCTIONS Dismantling the DVD ModuleDismantling of the Cover Front Display 1) Loosen the 4 screws at top cover , 2 screws at slide Cover and 4 screws at back panel as Figure 1 & 2. 2) Loosen the 4 screws at DVD loader bracket as Figure 3. 3) Loosen the 4 screws at DVD loader as Figure

38、4. 1) Remove the Volume knobs & Mic knob as stated in Dismantling the Cover Front Display in Figure 7 & 8. 4) Push the gear slowly towards the front as shown in figure 5 until the CDC tray starts to move out of the Front Cabinet. The CDC tray is now disengaged and can be pulled out completely. Figur

39、e 4 Figure 3 Figure 2 A Figure 1 5) Remove the Cover Tray as shown in figure 6. Figure 5 Figure 6 Figure 7 Put out Put out Figure 8 Dismantling the Main board 1) Release 7 screws E to free the Main board from the back panel Assembly as shown in Figure 9. 2) Loosen 1 screw G at the side of the set as

40、 shown in Figure 10. 3) Release 2 screws F on bottom of the cover as shown in Figure 11. Figure 9 F Figure 11 G Figure 10 3-23-2 Dismantling of the Key Board and Cassette module 1) Loosen 13 screws H to remove the KEY board figure 12. Dismantling of the Power Board 1) Loosen 4 screws J to remove the

41、 Power Board figure 14. 4) Loosen 4 screws I to remove the Cassette Module figure 13. H Figure 12 Figure 13 Figure 14 2) Remove the catch K using cutter as shown in figure 15. Figure 15 K I J Service position AService position B Service position C Note: After re-assembly, it is very important to ens

42、ure the wires are properly inserted into their respective sockets and routed not to touch or obstruct any moving parts. Service positions 3-33-3 4-14-1 SET BLOCK DIAGRAM - HEADPHONE TUNER PACKIC TEA5762H IC SAA6588T TRANSFORM ER IC KA7500C TRANSFORM ER MOSFE TMOSFE T IC BA4558D AC1 AC2 +17.5V +12V B

43、K5V VFD -24V -17.5V +5VMOSFE T IC EL817C AC 220V BRIDGE IC FSDL0165R N REGULATOR TRANSFORM ER 2SB772 2SB952 2SA952 +5V IN +12V AMPLIFIERAMPLIFIER IC IRC4558IC IRC4558IC IRC4558 L SPKR SP K IC TDA7265 ALOANG POWE R AMP + IC TP3541 HEADPHONE AMP AMPLIFIER IC IRC4558 AMPLIFIER SUB FRFL IC TC4052B P SWI

44、TCH AUX-IN A/D IC CS5340 ES8380 u_CO M SDARM 128M IC AT24C02 SERIAL EEPRO M MX26LV160BTC EPRO M IC 74HC374 I/O PIN EXPAND SUB LINES OUT IC IRC4558 AMPLIFIER IC IRC4558x2 PRE OUT Y.U.V OUT (OR SCART) S-VIDEO C-VIDEO COAXIAL OUT IC SN7404 Logic HEX Inverter IC AM5888 DVD PACK DRIVER +1 .8V OUT +3 .3V

45、OUT Phone 5V OUT Power PCB AMPLIFIER IC IRC4558 AMPLIFIER AMPLIFIER IC IRC4558 DVD LOADER SANYO DVD LODER PLAY/REC 1 TAPE IC AN7312 VFD IC V63111 VFD CONTROL KEY Control PCB Karaoke PCB Tuner PCB Main PCB 4-24-2 WIRING DIRGRAM Control PCB LVC105880-0001 KEY & KARAOKE BOARD TABLE OF CONTENTS FTD Disp

46、lay Pin Assignment.5-1 Pin Connection .5-1 Circuit Diagram (Key PCB).5-2 Circuit Diagram (Karaoke PCB) .5-3 PCB Layout Top View .5-4 PCB Layout Bottom View .5-5 Electrical Parts List & Voltages .5-6 5-1 FTD DISPLAY PIN ASSIGNMENT PIN CONNECTION 5-1 # Note # 1. F :Filament 2. G :Grid3. P :Anode4. NP

47、:No Pin5. Nx :No extended CIRCUIT DIAGRAM: KEY PCB 5-25-2 LED 1 LED 2 TA25162 TA25161 GND TA25162 TA25161 JP 1 RB201 RB903 RB7/20 AM Freq 4 5 6 GND AC1 AC2 R25390 R25400 BK5VR250810 ON/OFF ZD255ZD_5V1 R2502 1k C2529 33P C2530 33P R2549 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 39 38 37 36 35 34 33 32 31 30 29 28 27 52 51 50 49 48 47 46 45 44 43 42 41 40 OSC1 RES MODE REMOTE* Din/ IIC SD IIC SC CLK STB K1 K2 K3 K4 VDD Seg1/KS Seg2/KS Seg3/KS Seg4/KS Seg5/KS Seg6/KS Seg7/KS Se