Philips-DVP-3320-X-Service-Manual(1) 电路图 维修手册.pdf

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1、DVD PLAYER DVP3320/94 3. Reading the USB or CD-ROM，in accordance with prompt，press ”OK” key to upgrade. Warning: Do not unplug the AC adapter during firmware upgrade to prevent flash corrupt of the set! Procedure to check SW version of your DVD Portable 1. OPEN 2. Press SETUP MENU 3. Select Preferen

2、ces 4. Select Version Info 5. Press “OK” key 1-3 2.0 Safety instruction 1. General safety Safety regulations require that during a repair: . Connect the unit to the mains via an isolation transformer. . Replace safety components indicated by the symbol Only by components identical to the original on

3、es. Any Other component substitution (other than original type) May increase risk of fire or electrical shock hazard. Safety regulations require that after a repair, you must Return the unit in its original condition. Pay, in particular, Attention to the following points: . Route the wires/cables co

4、rrectly, and fix them with the mounted cable clamps . Check the insulation of the mains lead for external Damage . Check the electrical DC resistance between the mains Plug and the secondary side: 1) Unplug the mains cord, and connect a wire between The two pins of the mains plug. 2) Set the mains s

5、witch the “on” position (keep the Mains cord unplug). 3) Measure the resistance value between the mains plug and the front panel, controls, and chassis bottom. 4) Repair or correct unit when the resistance measurement is less than 1M 5) Verify this, before you return the unit to the customer/user (r

6、ef. UL-standard no. 1492). 6) Switch the unit “off”, and remove the wire between the two pins of the mains plug. 2. Laser safety This unit employs a laser. Only qualified service personnel May remove the cover, or attempt to service this device (due to possible eye injury). Laser device unit Type :S

7、emiconductor laser GaAIAs Wavelength :650nm (DVD) :780nm (VCD/CD) Output power :7mW(DVD) :10mW(DVD/CD) Beam divergence:60 degree Note: Use of controls or adjustments or performance of procedure other than those specified herein, may result in hazardous radiation exposure. Avoid direct exposure to be

8、am. 2-1 3.0 INSTRUCTION FOR USE You can download this information from the following websites: 3-1 4.0 MECHANICAL AND DISMANTLING INSTRUCTIONS The following guidelines show how to dismantle the player. Step1: Remove 5 screws around the Top Cover, and then remove the Top Cover(Figure1) Figure 1 Step2

9、:If the tray cant open in normal way, you can make it through the instruction as below (Figure2) Figure 2 Step2: If it is necessary to dismantle Loader or Front Panel, the Front door should be removed first(Figure3) 4-1 Figure3 Step4: Remove the 10 screws on board to dismantle the DVD BOARD & POWER

10、BOARD & LED BOARD (Figure 4&5) Figure4 4-2 4.0 MECHANICAL AND DISMANTLING INSTRUCTIONS 插IC1位置: DVP3336用 SD4842P. DVP3320/3326用 插IC3位置: CYT431 插IC1位置: DVP3336用 SD4842P. DVP3336和 DVP3320/3326共 用此IC DVP3320/3326用 SD4841P. DVP3336和 DVP3320/3326共 用此PCB板 插IC1位置: DVP3320/3326 用SD4841P. 用此PCB板 CYT431 locati

11、on (IC3) Common power board of DVP3336/DVP3320/3326 location IC1: DVP3336 uses SD4842P DVP3320/3326 uses SD4841P IC1: placement of SD4842P on DVP3336 board IC1: placement of SD4841P on DVP3320/3326 board Power Board repair (swap IC and transformer) Spindle motor does not move Yes Yes No No No No Yes

12、 Check whether “MO_VCC” (VCC) voltage is normal. Correct connection Check the MOVCC power supply Check/Replace Q10 ?Q11. Check/ Replace U1. Check opu focus 1. Check U2 25pin FOO signals 2.If there are F+, F-, T+ and T- signals output from U1. Check/Replace the loader Yes Yes No Go Check whether lase

13、r voltage (1.9V for CD & 2.3V for DVD) on L21 & L22 Check the FFC connection between 24P and the loader. 1. Whether voltage on pin 23 of U2 varies between 0 and 3.3V (3.3V for CD and 0V for DVD), 2. Whether peripheral components are eroded or badly soldered. Trouble shooting chart Motor not move 5-1

14、 The power can not be on or off Go Yes Yes No No The power cant be on or off Yes Replace the power board Check the power supply on the power board and the connection to to decoder board is normal. Check/Correct connection Whether the connection to Standby Board is broken. Correct the connection Repl

15、ace U1. No No Yes Yes Check if the CON2 on the front board to J 6(7PIN) on the decoder board is in good contact. Whether there is 0V or 3.3V voltage difference on Pin41 of U2 Trouble shooting chart or correct the connection 5-2 Disc cannot be read. No Yes No Yes No Yes Yes No No Yes Disc cannot be r

16、ead. Check the loaded circuit 1.Check voltage on pin 23 of U2 varies between 0 and 3.3V: ?3.3V for CD ?0V for DVD 2.Check whether peripheral components are eroded or defect Check the FFC connection between 24P and the loader. Check U2 and peripheral components Re-solder or replace the defective part

17、s Check the connection between U2 Correct connection Replace U2 or loader. Yes Check whether there is laser voltage (1.9V for CD and 2.3V for DVD) on Collector of Q11 &Q10 Check if there is RFO signal on the pin8 of HA1. (The normal RFO signal is a clear reticulated wave) Check U1, U2, and periphera

18、l components are eroded or badly soldered. Trouble shooting chart 5-3 Only DVD disc or only disc except DVD can be played No No Yes Only DVD disc, or only disc except DVD can be Played. Check the FFC connection between 24pin and the loader. Check the loaded circuit Check the solder status on U2 and

19、peripheral components Check whether there is voltage variance on pin 18 of U2. check if bad solder exist on U2 and peripheral components Replace the bad spare parts Check whether pin 1 - 26 and pin 125-128 of U2 and peripheral components are badly soldered, defected Check Q5, Q6, Q7 whether in good

20、condition Yes Yes Yes Go Correct connection Change U2 or the loader. No No Yes Check laser voltage (1.9V) output on Collector of Q11, if pin 17 of U2 is at low level. No Trouble shooting chart 5-4 Distorted audio and loud noise Yes No Yes Yes No Distorted audio and loud noise Replace L2 Replace Q12,

21、 Q14 Check he power supply voltages +12V to the operation amplifying L2 are normal Check whether the muting transistors Q12, Q14, are normal Checking the U2 leads the feet has no to break to open Correct connection Check whether the U5 or U2 power supply normal No Yes Yes Check U2, U5 Replace U2, U5

22、 No Trouble shooting chart No 5-5 Abnormal color of video picture Yes Abnormal color of video picture Check whether the 3.3V and 1.8V power supply voltages on the decoder board are normal. Check Y1, R17, C21 and C22 Check other of power supply electric circuit Correct the connection Check whether th

23、e video filter network circuit is normal. Yes Yes No No No Check whether the 27MHz output signal is normal. Change U2 Yes Trouble shooting chart 5-6 Remote reception is insensitive or fails. No Remote reception is insensitive or fails. Check if the remote control works properly. Check battery Check

24、R1 R2 on front board Use an oscilloscope to check if there is output waveform from the first pin IR of the remote censor after pressing button on the remote control. IR1(PIN 3 - RCwaveform) Check if there is IR signal on pin 44 of U2 Check if the power supply voltage to the remote censor is normal G

25、o No No No Yes Yes Yes Correct connection Yes Change U2 IR waveform Trouble shooting chart 5-7 No video picture, no sound. Change C13,Q4,Q3 No video picture, no sound. Check if the reset circuit consisting of C13, Q4, Q3,R11,R12,R13,R15,R16 is normal (at a high level for tens of milliseconds, then c

26、onstantly at 0V). Check whether there is 27MHz signal output. Check if there is 128MHz signal output on R49. Check the loaded circuit Crystal oscillator Y1 and peripheral components are defected or eroded. Check whether short-circuit or bad solder on U3, U4 No No No No Yes Yes Yes Yes Yes Reconnect

27、the component in short-circuit Check U3. 27M waveform SDRAM(R49 SDCLK) waveform Check whether all the voltages from the power board to the decoder board are normal. CVBS(L27 point) waveform Trouble shooting chart Go No 5-8 No display on LED, and buttons do not work No No No LED and buttons do not wo

28、rk Check whether there is correct contact between CON1 of front board and J 6 of decoder board Correct connection Fix power supply board top a power supply for should electric circuit Check the U2s pin 33,34,40,41 arrive the J 6 connect condition Correct connection Replace LED or Q1,Q2,Q3,Q4 Yes Yes

29、 Yes Check DV33(+3.3V) voltage on the power and front board Check whether there is 0V or 3.3V on the signals of VPLAY,STB CLK, DATA Check whether the circuit connected to LED & BUTTONS is broken, Trouble shooting chart Yes Yes No Check wether Q1,Q2,Q3,Q4 for 3904 &LED is broken, 5-9 3.3V RF 1.8V ASA

30、 8829B+ Sanyo DV38 MT1389L AM5888S AV-OUT RCA 5V DVD-AU-R 3.3V KEY IR 1.8V OP COAX 12V IR SENSOR Y&U&V RCA DVD-CVBS SPI Flash 8M&16M 5VSwitch Power DVD-AU-L 4558 SDRAM 1*16&4*16 ASA 8829B+Sanyo DV38 CIRCUIT DIAGRAM DVP3100 6-1 POWER I/F SERVO I/F +12V +12V 89L_3V3 DV33 V18 FB18 +P12V GND URST# DV33

31、LOAD- TRIN TROUT LOAD+ VCC VCC TRIN DMSO TROUT URST# TROUT TROPEN TRCLOSE FOSO DMSO FMSO TRSO SL+ SL- SP+ SP- T+ T- F+ F- V1P4 V1P4 STBY SL- SL+ FB33 TRCLOSE STBY T- SP- OUT33 FB18 LOAD- FOSO FMSO TRSO OUT18 SP+ F+ FB33 OUT18 TROPEN OUT33 T+F- LOAD+ +12V2,4 89L_3V32 DV332,3,4,5 V182 VCC2,4 TRIN2 TRO

32、UT2 URST#2 TROUT2 TROPEN2 TRCLOSE2 FOSO2 DMSO2 FMSO2 TRSO2 SL+2 SL-2 SP+2 SP-2 T+2 T-2 F+2 F-2 V1P42 STBY2 +12V +P12V V18 V33 VCC +P12V DV33 89L_3V3 V33 DV33 DV33 VCC MO_VCC MO_VCC VCC MO_VCC L7 FB C9 0.1uF R7 6.8K/1% R16 4.7k C11 0.1uF Q4 2N3904 1 32 +CE6 100uF/10v +C13 22uF/6.3v 12 + CE7 47uF/10v

33、R2 10K/1% R4 10 L2 FB C8 0.1uF J1 4x1 W/HOUSING 1 2 3 4 R12 3.3k L1 FB +CE3 220uF/6.3v 12 C100.1uF C12 0.1uF U1 AM5888 1 9 10 12 3 2 15 7 14 13 21 19 20 24 27 6 4 5 28 8 11 17 18 16 23 22 25 26 2930 VINFC VOTR- VOTR+ VOSL- REGO2 TRB1 VOTK+ REV VOFC+ VOFC- VCTL VCC2 NC NC BIAS FWD VINSL+ REGO1 MUTE V

34、CC VOSL+ VOLD+ VOLD- VOTK- VINLD GND TRB2 VINTK G1G2 R13 22k R10 10k C2 0.1uF C14 1uF/NC L4FB C7 0.1uF L8FB R8 10 L6 FB +CE1 220uF/6.3v 12 Q3 2N3904 1 32 +CE2 47uF/25v C30.1uF Q2 8550 2 31 +CE5 10uF/10v R1410k C1 0.1uF R6 2.2dip R9 10k R5 11K/1%/12K R11 15k Q1 8550 2 31 R1 4.3K/1%/5.1K J2 5x1 W/HOUS

35、ING 1 2 3 4 5 R3 5.6dip R15 3.9k C4 0.1uF CIRCUIT DIAGRAM DVP3100 MAIN BOARD POWER PART 7-1 DRAM I/F S-FLASH AUDIO I/F VIDEO I/F 1 SERVO RF DeCAP. RF Reference SONY KHM313 VR-CD 16 3 NC 2 NC 4 CD/DVD SW F- F 1 20 VR-DVD T- B/b 24 6 23 CD-LD Vcc 7 5 19 8 GND-LD HFM 17 F+ 12 21 T+ RF 22 14 18 10 MD GN

36、D-PD Vc(Vref) E15 C/c 13 D/d A/a9 11 DVD-LD 2SK3018 1 1 C 2N3904 B 3 2 SG 3E Very Important to reduce Noise SERVO I/F Chip Decap. D2 MIX Only for MT1389L close to USB connector MT1389L&MT1389LAMT1389L&MT1389LA CAS# RAS# DQM0.1 MA0.11 DCLK WE# DQ0.15 BA0.1 SF_DO SF_CK SF_DI SF_CS CVBS_OUT ADACVDD RFV

37、18-1 IOA _3 _2 LDO1 _4 VR-CD B E F+ T- A MDI1 F- T+ IOA D C F VR-DVD V20 AVCC AVCC LD-CD LD-DVD LDO2 SP+ SL+ SL- SP-A RFO F- T- F+ SL+ SL- SP- SP+ T+ TRSO FOSO FMSO DMSO SP- 89L_3V3 ASPDIF V_B V_R V_G AR AL AVCC V1P4 OP+ OP- _1 DMO TRO FOO FMO SP-A URST# FMSO FOSO UP1_7 STBY TROPEN TRIN TROUT MDI1MD

38、I2 LIMIT DV33 VCC 89L_3V3 V18 IOATROPENGPO_B LIMITTROUT GPIO8 PWR2 GPIO3 USB5V USB_DM VSTB VSCK VCC VSDA VPLAY IR DV33 VPLAY UP1_6 GPIO4 +12V VR-CD VR-DVD VSCK VSTB REXT STBY VREF GPO_B AKIN ADVCM GPIO20 USB_DP GPIO12 ASPDIF CVBS_OUT AVCM BA1 MA3 DQ7 UP1_7 MDI2 DQ3 GPIO3 FOO DACVDD3DACVDD3 MA7 WE# D

39、Q11 V_G AR C B MA1 V1P4 DQ8 DQ14 IR UP1_6 USB_DP TRAY-OPEN RFVDD3 AADVDD AL RFV18-1 DQ6 USB_EN V_R GPIO8 DQ2 SF_CK SF_DI TRIN ADVCM OP+ MA5 DQM1 DQ9 E FS AKIN CAS# MA2 DCLK REXT XI RFV18-1 VSDA TRAY-CLOSE DACVDD3 A DQ5 SF_CS GPIO20 DQ1 V20 DACVDD3 D MA4 MA10 DQ10 LDO2 XI BA0 DQ12 URST# DMO F APLLVDD

40、3 TRAY-OPEN USB_EN DACVDD3 OP- MA9 DQM0 USB_DM MDI1 GND RFVDD3 RAS# MA0 GPIO12 MA11 DQ4 SF_DO USB_V18 LDO1 V1P4 MA6 DQ0 TRO V18 AADVDD MA8 DQ13 FMO V20 V1P4 ADACVDD VREF V_B DQ15 TRAY-CLOSE XO APLLVDD3 ALF ALS ALSVIDEO_EN ALFAUDIO_MUTE GPIO6 TRCLOSE GPIO6TRCLOSE GPIO4 VIDEO_EN AUDIO_MUTE AVCC RX TX

41、TX RX TRSO DMSO XO USB_V33 AVDD33 RFO AVCC DQ0.153 MA0.113 DQM0.13 BA0.13 DCLK3 RAS#3 CAS#3 WE#3 SF_DI3 SF_CK3 SF_CS3 SF_DO3 CVBS_OUT5 T-1 T+1 F-1 F+1 SL-1 SL+1 SP-1 SP+1 FOSO1 TRSO1 FMSO1 DMSO1 ASPDIF4 V_B5 V_G5 V_R5 AR4 AL4 AVCC1,4,5 V1P41 URST#1 STBY1 TROPEN1 TRIN1 TROUT1 DV331,3,4,5 VCC1,4 89L_3

42、V31 V181 +12V1 AKIN4 DV33 TRCLOSE1 VIDEO_EN5 AUDIO_MUTE4 V1889L_3V3 V18 V18 89L_3V3 89L_3V3 V1889L_3V3 DV33 VCC DV33 89L_3V3 V18 89L_3V3 89L_3V3 89L_3V3 USB5V VCC DV33 R27100k L21 10uH L20FB C51 330pF L17 FB TX C59 0.1uF R29 0 L22 10uH C260.1uF J3 6x1 W/HOUSING 1 2 3 4 5 6 C56 100pF R210 C3110uF/10v

43、 C39 0.1uF C52 0.1uF Q7 2SK3018 1 32 C24 0.1uF + CE8 100uF/10v C44 0.1uF C61 0.1uF C38 0.1uF Q11 8550 2 31 C53 0.015uF C45 10uF/10v C36 220pF D1 BAT54C 1 3 2 C3010uF/10v C17 0.1uF C40 4.7uF C23 0.1uF R414.7 R23 560 C25 6800pF R30 0 C32 0.1uF TOP HA1 HEADER 24 SMD0.5 TOP 1 2 3 4 5 6 7 8 9 10 11 12 13

44、 14 15 16 17 18 19 20 21 22 23 24 R35NC C57 100pF +CE16 100uF/10v Q8 2302 C50 330pF R17100k C41 0.1uF C35 1uF L90R Q10 8550 2 31 C28 0.1uF C49 NC C294.7uF +CE15 100uF/10V Q5 2N3904 1 32 C21 22pF C480.1uF R37NC R1910k +CE12 470uF/6.3v R4427k R345.1k Y1 27MHz R24100k MT1389L/K LQFP 128 V1.0 Desktop U2

45、 MT1389L/K/SMD 1389L 5 6 7 8 9 10 11 12 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 36 37 38 39 40 41 42 43 44 45 46 47 48 49 51 52 53 50 55 56 57 54 58 59 61 62 63 60 64 65 66 67 69 70 94 90 93 92 91 89 88 8413 35 86 79 85 83 82 81 80 78 77 76 75 74 68 73 72 71 4 3 2 1 128 127 12

46、6 125 124 123 118 117 116 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97 96 95 87 112 113 122 121 120 119 115 114 RFE RFF AVDD18 AVDD33 XTALI XTALO AGND V20 REXT MDI1 MDI2 LDO1 LDO2 AVDD33 DMO FMO TRAY_OPEN TRAY_CLOSE TRO FOO FG / GPIO2 USB_DP USB_DM USB_V33 USB_GND PAD_VRT USB_V18 GPIO3 /

47、 INT# GPIO4 SF_CS_ SF_DO SF_DI SF_CK UP1_6 / SCL UP1_7 / SDA ICE PRST# IR RD0 RD1 RD2 RD3 RD4 RD5 RD6 RD7 DVDD33 DQM0 RD15 RD14 DVDD18 RD13 RD12 RD11 RD10 RD9 DVSS33 RD8 DQM1 RCLK RA11 RA9 RA8 GPIO13 DVDD18 SPDIF / GPIO12 GPIO11 GPIO10 GPIO9 GPIO8 DVDD33V14 GPIO6 RA3 DVSS18 RA2 RA1 RA0 RA10 BA1 BA0

48、RAS# CAS# RWE# RA4 DVDD33 RA5 RA6 RA7 RFD RFC RFB RFA RFH / OPINN RFG / OPINP RFIN / OPOUT RFIP AGND18 AVDD18 AL / GPIO1 AVCM AR / GPIO0 APLLCAP APLLVDD AADVDD AKIN1 / GPIO21 / Audio_Mute ADVCM / GPIO20 AKIN2 / GPIO19 / Audio_Mute AADVSS R B G DACVDDA DACVDDB CVBS DACVSSC FS VREF DACVDDC GPIO7 / CKE ADACVSS2 ADACVSS1 ADACVDD2 ADACVDD1 ALF / GPIO ALS / GPIO ARS / GPIO ARF / GPIO R38NC J4 4x1 W/HOUSING 1 2 3 4 C