Philips-FWC-777-Service-Manual(1) 电路图 维修手册.pdf

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1、GB CLASS 1 LASER PRODUCT COMPACT DIGITAL AUDIO Service Manual Service ServiceService ServiceService FW-C777/21/37 TABLE OF CONTENTS Page Location of pc boards fr Reparaturen sind Original-Ersatzteile zu verwenden. I Le norme di sicurezza esigono che lapparecchio venga rimesso nelle condizioni origin

2、ali e che siano utilizzati i pezzi di ricambio identici a quelli specificati. After servicing and before 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

3、 1 LASER PRODUCT 3122 110 03420 GB Warning ! Invisible laser radiation when open. Avoid direct exposure 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

4、 laseristeilylle. l katso steeseen! DK Advarse ! Usynlig laserstrling ved bning nr sikkerhedsafbrydere er ude af funktion. Undg udsaettelse for strling. 1-6 DISMANTLING INSTRUCTIONS Dismantling of the 5DTC Module 1) Loosen 4 screws to remove the Cover Top (pos 255) by sliding it out towards the rear

5、 before lifting up. - 2 screws on the rear - 1 screw each on the left & right side 2) Loosen 3 screws each to remove the Panel Left (pos 253) and Panel Right (pos 254). The Panels are removed by sliding it towards the rear and outwards. - 2 screws on the rear - 1 screw on the side 1) Remove 2 screws

6、 B (pos 226) as shown in Figure 5 from the bottom of the Cabinet Front (pos 101). Detaching the Front Panel assembly from the Bottom/Rear assembly 2-12-1 Figure 1 Figure 3 Figure 2 Figure 4 3) To loosen the Panel Front Display (pos 120), you have to press in the correct direction and position as sho

7、wn in Figure 1 and Figure 2. Once the Panel Front Display is loosen, remove it out in the direction as shown in Figure 3. 4) Loosen 4 screws A (see Figure 4 and Figure 16) to remove the 5DTC Module (pos 1105). - 2 screws on the front - 2 screws on the rear Note : For information on the Emergency ope

8、ning of the trays of the 5DTC Module, refer to Chapter 10 (Page 10-7). Figure 5 2) Release the fixation of the AF Board (pos1102-A) to Bracket CDC Right (pos 186) by releasing the 2 catches C1 (see Figure 7) and pulling the AF Board outwards as shown in Figure 6. 3) Uncatch 2 catches C2 (see Figure

9、7) on the left & right sides of the Cabinet Front (pos 101) and slides the Front Panel assembly out towards the front. Figure 6 Figure 7 2-22-2 Dismantling of the Front Control Board and Front Display Board 1) The Knob Volume Rotary (pos 164) can be remove by pulling it out in the direction as shown

10、 in Figure 8. 2) The Knob Game Sound Control (pos 176) can be remove by pulling it out in the direction as shown in Figure 9. DISMANTLING INSTRUCTIONS 3) Loosen 4 screws D (see Figure 11) to remove the Bracket PCB Front Display (pos 183) and Front Display Board (pos 1101-A). 4) Loosen 1 screw E (see

11、 Figure 12) to remove the IR Eye Board (pos 1107-H). 5) Loosen 2 screws F (see Figure 12) to remove the ECO Power Board (pos 1107-E). 6) Loosen 3 screws G (see Figure 12) to remove the Bracket VU Meter 2 (pos 136) and loosen 2 screws H to remove the VU Meter Right Board (pos 1107-D) from the Bracket

12、 VU Meter 2. 7) Loosen 3 screws J (see Figure 12) to remove the Bracket VU Meter 1 (pos 129) and loosen 2 screws K to remove the VU Meter Left Board (pos 1107-C) from the Bracket VU Meter 1. 8) Loosen 2 screws L (see Figure 13) to remove the USB PC LINK Board (pos 1104). 9) Loosen 9 screws M (see Fi

13、gure 13) and loosen the 2 nuts (see Figure 10) to remove the Front Control Board (pos 1107-A). 10)Loosen 1 screw N (see Figure 13) to remove the Headphone Board (pos 1107-B). Dismantling of the Front Control Board and Front Display Board 11)Loosen 3 screws P (see Figure 14) to remove the Game Port B

14、oard (pos 1107-G). 12)Loosen 2 screws Q (see Figure 15) to remove the USB LED Board (pos 1107-F). Figure 10 Figure 9 Figure 8 Figure 11Figure 15Figure 14 Figure 13 Figure 12 2-32-3 Repair Hints 1) During repair it is possible to disconnect the ECO6 Tuner board and/or 5DTC Module completely unless th

15、e fault is suspected to be in that area. This will not affect the performance of the rest of the set. Dismantling of the Rear Panel assembly 1) Loosen 3 screws S and 2 catches C4 (see Figure 16) to remove the Tuner Board assembly. 2) Loosen 2 screws T (see Figure 16) to free the AF Board (pos 1102-A

16、). 3) Loosen 1 screw U (see Figure 16) to remove the Video Cinch Out Board (pos 1102-B). 4) Loosen 1 screw V (see Figure 16) to free the Mains Socket Board (pos 1106-1001-B). DISMANTLING INSTRUCTIONS Note: The flex cables are very fragile, care should be taken not to damage them during repair. After

17、 repair, be very sure that the flex cables are inserted properly into the flex sockets before encasing, otherwise faults may occurs. 5) Loosen 4 screws W (see Figure 16) and 2 catches C3 (see Figure 7) to remove the Panel Rear (pos 256) by sliding it out towards the rear (see Figure 19). Note : Tune

18、r Board assembly and Mains Socket Board can also be remove together with the Panel Rear. 6) Loosen 2 screws Y (see Figure 17) and 2 catches C5 (see Figure 16) to remove the Bracket Fan (pos 266). 7) Loosen 4 screws Z (see Figure 18) to remove the Fan (pos 1121) from the Bracket Fan (pos 266). Figure

19、 16 Figure 17 Dismantling of the Rear Panel assembly Figure 18 Figure 19 Service position AService position B Service position C 2-42-4 DISMANTLING INSTRUCTIONS Various other Tests Activated withACTIONTEST EEPROM FORMAT TEST Load default data. Display shows NEW for 1 second. Caution! All presets fro

20、m the customer will be lost! Disconnect mains cord LEAVE SERVICE TEST PROGRAM Q R 9 to Exit EEPROM TESTA test pattern will be sent to the EEPROM. PASS is displayed if the uProcessor read back the test pattern correctly, otherwise FAIL will be displayed. Rotary Volume Knob ROTARY ENCODER TEST Display

21、 shows value for 2 seconds. Values increases or decreases until Volume Maximum (VOL MAX) or Volume Minimum (VOL MIN) is reached. USB PC LINK 9 to Exit MICRONAS FIRMWARE VERSION To read out the Firmware Version of IC UAC3553 on the USB PC LINK Board. Display shows Vxxxx (xxxx = Firmware Version numbe

22、r). MAX (WOOX 2)DEMO TOGGLE Pressing this button will toggle between DEMO ON and DEMO OFF. The DEMO status will scroll once across the Display. Figure 1 Figure 2 LEDs CD TUNER AUX / GAME USB PC LINK DISC 1 DISC 2 DISC 3 DISC 4 DISC 5 MAX 1 (WOOX 1) MAX 2 (WOOX 2) FW-C557 - - - - - - - - - OFF ON MAX

23、 3 (WOOX 3) SPEED OFF ON PUNCHOFF BLAST USB Indicator MAX- FW-C557, FW-C577, FW-C579, FW-M567 WOOX - FW-C777, FW-M777 OFF - FW-M567 FW-C579 ON OFF ON - ON OFF - - - OFF ON OFF ON OFF OFF OFF FW-M777 FW-C777 ON OFF ON OFF ON OFF OFF ON OFF OFF ON OFF ON OFF OFF OFF FW-C577 ON OFF ON - ON OFF - - - OF

24、F ON OFF ON OFF OFF OFF Table 2 Y N Y N N VAC Button pressed? VAC Button pressed? VAC Button pressed? DISPLAY TEST Display shows Figure 1 and switch all LEDs on (except ECO POWER LED), with full deflection on VU meter Right & 1/3 deflection on VU meter Left. Display shows Figure 2 and switch alterna

25、te LEDs on (see Table 2), with 1/3 deflection on VU meter Right & full deflection on VU meter Left. Y Y N 9 Button pressed? No Display shows and switch all LEDs off, with 2/3 deflection on VU meter Right & 2/3 deflection on VU meter Left. Y N Y N N PLAY Button pressed? PLAY Button pressed? PLAY Butt

26、on pressed? ADC TEST Display shows ADC1 Value for ADC1 (Input Line - IoSA2) Display shows ADC2 Value for ADC2 (Input Line - IoSA1) Y Y N 9 Button pressed? ADC Test is used for checking the ADC inputs to the microprocessor. The display shows an ADC value between 0 and 255 for an input signal between

27、0 and 5V. Display shows ADC3 Value for ADC3 (Input Line - IoAmNTC) Y Y Y N N N Display shows 12M Output at (Front Display Board) pin 19 of uP = 2,929.6875Hz Display shows 32K Output at (Front Display Board) pin 19 of uP = 2048Hz QUARTZ TEST O Button pressed? O Button pressed? 9 Button pressed? TUNER

28、 Button pressed? Disconnect Mains cord ? Y Y N N Y Display Tuner Version ccc Service frequencies are copied to the RAM (see Table 1) Tuner works normally except: PROGRAM button Service Mode left TUNER TEST TUNER Button pressed? N PRESET 1 2 3 4 5 6 7 8 9 10 11 Europe EUR 87.5MHz 108MHz 531kHz 1602kH

29、z 558kHz 1494kHz 153kHz 279kHz 198kHz 98MHz 87.5MHz USA USA 87.5MHz 108MHz 530kHz 1700kHz 560kHz 1500kHz 98MHz 87.5MHz 87.5MHz 87.5MHz 87.5MHz Oversea OSE 87.5MHz 108MHz 531/530kHz* 1602/1700kHz* 558/560kHz* 1494/1500kHz* 87.5/98MHz* 87.5MHz 87.5MHz 87.5MHz 98/87.5MHz* Table 1 Note: * Depending on t

30、he selected grid frequency (9 or 10kHz). By holding the TUNER and R buttons depressed while switching on the Mains supply, the tuning grid frequency is toggled between 9kHz and 10kHz for the Oversea (/21) version. To start service test program hold & AUX depressed while plugging in the mains cord Di

31、splay shows the ROM version S-Vyy (Main menu) S refers to Service Mode V refers to Version yy refers to Software version number of the uProcessor (counting up from 01 to 99) SERVICE TEST PROGRAM Mini 2003_FW-C/M 5xx/7xx_Service Test Program (dd wk0306) 3-13-1 GAME PORT TEST STEP 1 2 3 4 5 DISPLAY (S

32、CROLL ONCE) ACTION Select CD as background sound source. Press PLAY to play the track. Select TUNER as background sound source. Select PC-LINK (for set with PC-LINK) as background sound source. Press PLAY to play the track. Select AUX as background sound source. No mixing. Disconnect mains cord to e

33、xit MIX-CD MIX-TU MIX-USB MIX-AUX MIX-OFF Choose desired background source by pressing button MIX-IT GAME Button pressed? Y N Display shows GAME PORT MIX-IT Button pressed? Y N Table 3A Error code E1000 E1001 E1002 E1003 E1005 Error Description Focus Error Triggered when the focus cannot be found wi

34、thin a certain time when starting up the CD, or if the focus is lost for more than a certain time during playing of CD. Radial Error Triggered when the radial servo is off-track for a certain time during playing of CD. Sledge In Error The sledge did not reach its inner position (inner-switch is stil

35、l close) before approximately 6 seconds have passed by. Inner-switch or sledge motor problem. Sledge Out Error The sledge did not come out of its inner position (inner-switch is still open) before approximately 250ms have passed by. Inner-switch or sledge motor problem. Jump Error Triggered in norma

36、l play when the jump destination could not be found within a certain time. Table 3B Error code E1006 E1007 E1008 E1020 E1061 E1079 Error Description Subcode Error Triggered when a new subcode was missing for a certain time during playing of CD. PLL Error The Phase Lock Loop could not lock within a c

37、ertain time. Turntable Motor Error Generated when the CD could not reached 75% of speed during start-up within a certain time. Disc motor problem. Focus Search Error The focus point has not been found within a certain time. The tray could not enter the inside position and is opening again. This can

38、happen if the tray is blocked such that it cannot go fully inside, or if the 5DTC control module is defective and never closes. The tray could not reach the outside position and is stopped at its blocked position. This can happen if the tray is blocked such that it cannot go fully outside, or if the

39、 5DTC control module is defective and never opens. STANDBY ON Button pressed? Y N Set is in Service PLAY Mode CD Button pressed? Y N The Service Play Mode is intended to detect and identify the failures in the CD Mode. In this mode the DTC works as in normal operation. The electronics will still fun

40、ction even when an error is detected so that repair activities can be carried out. SERVICE PLAY MODE (For non MP3 set only) DTC works as in normal operation. In case of failures, error codes according to Table 3A and Table 3B will be displayed. Display shows 5DTC-Vnn - Version of 5DTC control softwa

41、re (nn = Version Number). CD Button pressed? Y N 5DTC CONTROL & MP3 CD MODULE TEST (For MP3 set only) STEP 1 2 *3 *4 *5 *6 *7 DISPLAY MESSAGE - - - BUS OK - - FOC OK 5DTC-ER - - BUS ER - - FOC ER ACTION Version of the 5DTC control software (nn = Version Number). Indicates the module used. Version of

42、 the MPEG software (nn = Version Number). Communication test between the Main uP and CD Module CD SLEDGE MOTOR is moved in. CD SLEDGE MOTOR is moved out. FOCUS SERVO Test. Press 9 to exit OKAYERROR 5DTC-Vnn MP3CD02 TI-Vnn TI BUS TI SLD I TI SLD O TI FOC * Choose level by pressing Q R Note : Disc sho

43、uld be available on the tray before entering the Service Test Mode. To start service test program hold & AUX depressed while plugging in the mains cord Display shows the ROM version S-Vyy (Main menu) S refers to Service Mode V refers to Version yy refers to Software version number of the uProcessor

44、(counting up from 01 to 99) SERVICE TEST PROGRAM Mini 2003_FW-C/M 5xx/7xx_Service Test Program (dd wk0306) 3-23-2 4-14-1 SET BLOCK DIAGRAM -8.5 dB HEF 4052 GAME PORT YY dBA ZZ dB OUT D 78dBA 250mV SIS Filter Chan. A XX mV SUBWOOFER CCT A Attn A MAIN SIGNAL PATH MEASUREMENTS ARE IN AUX MODE : 125mV H

45、/P DPL/ Mute_SW_FR From other Chan. FIS or A (Blue Strip) (wOOx) (BassTreble) NOTE : H/P 3.2dB 0.8V 86dBA 3.5dBA A S/W OUT CCT CCT LOW_PW_SPLY A Signal S/N AT 500mW HEADROOM (1% THD) WRT TO LEVEL AT MAX VOL 500mV SA_OUT -Vkk +9V1 A Mute2 -Vkk TUNER IS Interface Audio Mute -CMOS A A DIG DIG D A -9V +

46、5V From other 5DTC Mute1 LEVELS AT MAX VOL COAX1 (FROM 5DTC) D REG. +12V_A -CMOS Proc. Mute_SW_FR H/P Amp 2.50V 85dBA 3dB AUX 640mV A A VREF CON 200mV 76dBA 16dB 1.90V 67dBA 3dB 900mV Mute A REG. +5V6 -VKK 2.1V Mute_SW A MIC A DIG Line Out A A 125mV Game A GAME 310mV 650mV A DIG 75 ohm Vpp 0.5V PC-L

47、INK A AD REG. CCT M Block Diagram_3139 119 36101 dd wk0310 4-24-2 SET WIRING DIAGRAM VUmeter TRAY_IRQ GND_D GND-B USB_LIT GND (35030) (35400) (34600) (37131) SRData1 FFC AD 11p 220 8201 TI *1200 HR 04p/340/04p HR T151 1525 (35280) (37131) (34920) (102491) 5V_VCD 5DTC Key ( 1101-B ) ( For VCD only )

48、N.C 1850 2p EH-T +5V6 GND_D GND-B CD_PORE CD_RAB GND_D GND_D FFC 8p Horizontal +5V6_CON Key2 +5V6 GND-B LEDShClk CDSILD *1203 1 GND 8410 HR 2P/400/2P OE GM_R 8415 LINE OUT COAX Front Control ( 1107-A ) (102631) I2C_DATA *1209 1914 TRAY_I2C_SCL TU_ENAB CD_Right DTC2Lit TRAY_I2C_SDA CDPORE GND_D_CD CD

49、SICL +L *FFC AD 13p 220 HM 2p 1857 300 Fold C or HR 02P/280/02P OE (37181) 1403 EH 2p HM FFC AD 5p 180 Fold C FFC AD 15p 280 Key1 Key2 I2CCLOCK Gnd CDRAB T136 T135 *8204 GND_A CD_Left Headphone ( 1107-B ) 8 HR 3p/220/3p OE GND_A PWR_DN GND_D_CD SRA 1P/180/1P STO-8 SMF 1P/090/1P STO-8 +12V_A TU_LEFT GND_A TU_RIGHT +5V_CD 1 FFC AD 10p 120 DVD_ON GND_AA HP_DET GM_L TU_STEREO +5V6 AMP_ON FAN 16911801 DTC3Lit DTC5Lit TU_STEREO GND_D NTC PWR_DN -VKK SILD SW_INFO 1 CD_SH_DATA CDPORE GND_D_CD CD_SH_STR 1912 AMP_RIGHT 1405 AMP_CS_DC CDSILD GND_M 8417 PWR_DN F2