Pioneer DV-48AV Service Manual
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Pioneer DV-48AV Service Manual

Pioneer DV-48AV Service Manual

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DVD PLAYER

DV-48AV
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Model
DV-48AV
KUXZT/CA
TE
L 13942296513
www
For details, refer to "
PIONEER CORPORATION
.
PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936
PIONEER CORPORATION 2007
http://www.xiaoyu163.com
Type
Power Requirement
AC 120 V
Important Check Points for Good Servicing
x
ao
u163
y
i
4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
http://www.xiaoyu163.com
2 9
8
DV-48AV
Region No.
Q Q
3
6 7
1 3
1 5
" .
co
.
9 4
2 8
ORDER NO.
RRV3628
Remarks
1
0 5
8
2 9
9 4
2 8
m
T-ZZV JUNE 2007 printed in Japan
9 9
9 9

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  • Page 1: Dvd Player

    PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936...

  • Page 2: Safety Information

    PIONEER Also test with Service Manual. A subscription to, or additional copies plug reversed of, PIONEER Ser vice Manual may be obtained at a (Using AC adapter Earth nominal charge from PIONEER. plug as required)

  • Page 3: Http://Www.xiaoyu163.Com 6 7

    LASER RADIATION WHEN OPEN. DO NOT STARE INTO BEAM OR VIEW DIRECTLY WITH OPTICAL INSTRUMENTS. LABEL CHECK Location: inside of the unit CAUTION LASER RADIATION WHEN OPEN. DO NOT STARE INTO BEAM OR VIEW DIRECTLY WITH OPTICAL L 13942296513 INSTRUMENTS. (Imprinted on the top of DVD mechanism) u163 DV-48AV http://www.xiaoyu163.com...
  • Page 4 To protect products from damages or failures during transit, the shipping mode should be set or the shipping screws should be installed before shipment. Please be sure to follow this method especially if it is specified in this manual. u163 DV-48AV http://www.xiaoyu163.com...

  • Page 5: Table Of Contents

    11. PCB CONNECTION DIAGRAM ........................72 11.1 DVD MT PCB ASSY ..........................73 11.2 OPERATION 1, OPERATION 2 and OPERATION 3 PCB ASSYS ............75 11.3 POWER PCB ASSY ..........................76 11.4 USB PCB ASSY and LOADING MOTER and SW..................78 12. PCB PARTS LIST ............................79 u163 DV-48AV http://www.xiaoyu163.com...

  • Page 6: Service Precautions

    • Soldering combination: Sn-3.0Ag-0.5Cu • When Soldering/Removing of solder, use the draw in equipment over the Pick Up Unit to prevent the Flux smoke from it. Short circuit using a soldering iron. Pick Up PCB u163 Fig. 1 DV-48AV http://www.xiaoyu163.com...

  • Page 7: Disc Removal Method

    • Place the unit on a workstation equipped to protect against static electricity, such as conductive mat. • Soldering iron with ground wire or ceramic type is used. u163 • A worker needs to use a ground conductive wrist strap for body. DV-48AV http://www.xiaoyu163.com...

  • Page 8: Specifications

    SUBTITLE ANGLE TOP MENU MENU ENTER HOME MENU RETURN PLAYMODE SURROUND ZOOM DISPLAY • Dry cell batteries ×2 PLAY • Warranty Card (AA/R6P) PREV PAUSE STOP NEXT • Operating Instructions CONTROL INPUT CHANNEL VOLUME SELECT L 13942296513 u163 DV-48AV http://www.xiaoyu163.com...

  • Page 9: Specifications

    Jacks ........RCA u163 DV-48AV http://www.xiaoyu163.com...

  • Page 10: Disc/Content Format

    • Compatible formats: DVD-Video, Video Recording (VR)* * Edit points may not play exactly as edited; screen may go momentarily blank at edited points. • Unfinalized playback: No • MP3/WMA/MPEG-4 AAC/JPEG or DivX video/WMV file playback on DVD-R/-RW: u163 DV-48AV http://www.xiaoyu163.com...

  • Page 11: Compressed Audio Compatibility

    CD-R/-RW/-ROM discs. Keeping the same terminology as DVD-Video, individual DivX video files are called ˝Titles˝. When naming files/titles on a CD-R/-RW disc prior to burning, keep in mind that by default they will be played in alphabetical order. u163 DV-48AV http://www.xiaoyu163.com...

  • Page 12: Panel Facilities

    Press to pause playback. Press again to restart. Press to stop the disc (you can resume play- back by pressing (play)). • Press and hold for fast reverse/forward scanning. • Press to jump to the previous/next chapter or track. u163 DV-48AV http://www.xiaoyu163.com...

  • Page 13: Remote Control

    Press to display the top menu of a DVD disc. format DVD-RW, CD, Video CD , MP3, WMA or JPEG disc is loaded. ENTER & cursor buttons Use to navigate on-screen displays and u163 menus. Press ENTER to select an option or execute a command. DV-48AV http://www.xiaoyu163.com...
  • Page 14 Use for forward slow motion playback, frame advance and forward scanning. Press to jump to the next chapter or track. Press to stop the disc (you can resume playback by pressing (play)). L 13942296513 TV CONTROL Press to control user's TV. u163 DV-48AV http://www.xiaoyu163.com...

  • Page 15: Basic Items For Service

    Items to be checked regarding video Item to be checked regarding audio Block noise Distortion Horizontal noise Noise L 13942296513 Dot noise Volume too low Disturbed image (video jumpiness) Volume too high Too dark Volume fluctuating Too bright Sound interrupted Mottled color u163 DV-48AV http://www.xiaoyu163.com...

  • Page 16: Pcb Locations

    Part No. LIST OF ASSEMBLIES 1..DVD MT PCB ASSY A2K512A130 1..OPERATION 1 PCB ASSY A2K512A270 1..OPERATION 2 PCB ASSY A2K401A280 1..OPERATION 3 PCB ASSY A2K401ADF0 > 1..POWER PCB ASSSY A2K512A240 1..USB PCB ASSY A2K401ADD0 1..DVD MECHA ASSY A2K001A650 u163 DV-48AV http://www.xiaoyu163.com...

  • Page 17: Jigs List

    • Before shipping out the product, be sure to clean the following positions by using the prescribed cleaning tools: Position to be cleaned Position to be cleaned Cleaning tools Cleaning tools Remark Remark Pickup leneses Cleaning liquid : GEM1004 Cleaning paper : GED-008 L 13942296513 u163 DV-48AV http://www.xiaoyu163.com...

  • Page 18: Block Diagram

    AT+12V for MUTE P.CON+5V P.CON+5V P.CON+6V P.CON+6V GND(M) GND(M) AT+3.3V AT+3.3V AT+3.3V AT+3.3V P.ON-H P.ON-H GND(D) GND(D) FL DC- FL DC- FL DC+ FL DC+ -28V -28V POWER PCB PCB240 DPF015 u163 USB PCB ASSY (A2K401ADD0) USB PCB PCBDD0 DEF133 DV-48AV http://www.xiaoyu163.com...

  • Page 19: Loading Motor Pcb

    CAUTION CBDD0 :LES PIECES REPAREES PAR UN ETANT :SINCE THESE PARTS MARKED BY EF133 DANGEREUSES AN POINT DE VUE SECURITE CRITICAL FOR SAFETY,USE ONES N'UTILISER QUE CELLS DECRITES DESCRIBED IN PARTS LIST ONLY DANS LA NOMENCLATURE DES PIECES DV-48AV http://www.xiaoyu163.com...

  • Page 20: Overall Block Diagram

    4.2 OVERALL BLOCK DIAGRAM 3 7 63 1515 0 L 13942296513 u163 DV-48AV http://www.xiaoyu163.com...

  • Page 21: Dvd Loader Block Diagram

    4.3 DVD LOADER BLOCK DIAGRAM 3 7 63 1515 0 L 13942296513 u163 DV-48AV http://www.xiaoyu163.com...

  • Page 22: Power Block Diagram

    4.4 POWER BLOCK DIAGRAM 3 7 63 1515 0 L 13942296513 u163 DV-48AV http://www.xiaoyu163.com...

  • Page 23: Diagnosis

    Is the voltage at Check P.CON 6V line of pin 8 and 19 of IC2301 POWER BLOCK. about DC6V ? Check CD2302 Is the lose connection connection to DECK. at CD2302 to DECK ? Change DVD LOADER. u163 DV-48AV http://www.xiaoyu163.com...
  • Page 24 NO PLAYBACK PICTURE OF AV JACK L 13942296513 Is there Check IC4002 and a signal at pin 187 of peripheral circuit. IC4002 ? Is there Check J7302 and peripheral video signal at pin 33 circuit. of IC7301 ? Change IC7301. u163 DV-48AV http://www.xiaoyu163.com...
  • Page 25 AUDIO signal at pins 7 and 8 circuit. of IC8003 ? Is there Is there Check AT +5V. voltage at pin 6 of IC8003 waveform at pins 1,2 about 5V ? and 3 0f IC8003 ? Change IC8003. Change IC4002. u163 DV-48AV http://www.xiaoyu163.com...
  • Page 26 Is there Check P.CON +D5V line. voltage at pin 2 of OS8101 about 5V ? Is there REFER TO "NO DIGITAL waveform at pins 1 of AUDIO ON PLAYBACK OF OS8101 about 2.5V ? COAXIAL JACK". Change OS8101. u163 DV-48AV http://www.xiaoyu163.com...
  • Page 27 Any kind of symptoms (no power, a failure in any of the servo, video and audio systems, etc.) may be (DVD MT PCB Assy : IC4002) generated, because the DVD processing is performed by a single chip. 64M SDRAM No power. (DVD MT PCB Assy : IC4005) Block noise is generated during playback. L 13942296513 u163 DV-48AV http://www.xiaoyu163.com...

  • Page 28: Method For Diagnosing Degradation Of The Lds On The Pickup Assy

    DVD MT PCB ASSY R4044 W822 R4051 Q4004 DMF090A Q4002 R4058 L 13942296513 R4003 W816 W864 R4064 R4065 R4026 R2327 R7304 R7317 W807 Q7302 R8004 R8086 W822 Q8025 R4058 R8084 W809 R8066 Q8021 W808 R8065 R8061 R8028 SIDE B u163 DV-48AV http://www.xiaoyu163.com...

  • Page 29: Service Mode

    • The video signal and the audio signal are outputted during the servicemode. • The SKIP key and the SCAN key are effective during the service mode. SERVICE MODE: OFF POWER u163 GGF1381 Service mode remote control unit DV-48AV http://www.xiaoyu163.com...

  • Page 30: Service Mode In

    DVD : Press the [TEST] (A8-5E) and [1] (A8-01) keys in order, and turn on the laser diode (650n). : Press the [TEST] (A8-5E) and [4] (A8-04) keys in order, and turn on the laser diode (780n). L 13942296513 u163 DV-48AV http://www.xiaoyu163.com...

  • Page 31: Display Specification Of The Service Mode

    PAL system : [PAL] Automatic setting : [AUTO] Scart terminal output [SK – ∗ ∗] (Display only the WY model which can do the output setting of scart terminal.) VIDEO : [00] u163 S-VIDEO : [01] : [02] DV-48AV http://www.xiaoyu163.com...

  • Page 32: Functional Specification Of The Shortcut Key

    After you press the A.MON key while holding the ESC key pressed and then input the region number, if the number is different from that set in the unit, an error message is displayed, and the tray opens. u163 DV-48AV http://www.xiaoyu163.com...

  • Page 33: Functional Specification Of The Service Mode

    7.0e -4 : NG 3 EDC/ID error history (ID Address, EDC/ID errors, last eight errors) Note: ∗ Error of AV1 is not supported in this player. L 13942296513 Indication plan contents Character in bold : Item name : Information display u163 DV-48AV http://www.xiaoyu163.com...

  • Page 34: Disassembly

    Operation 1 PCB Fig. 1-1 1-2: USB PCB (Refer to Fig. 1-2) Disconnect the following connectors: (CP6601 and CP6602). Remove the 2 screws 1. Remove the USB PCB in the direction of arrow. USB PCB Fig. 1-2 u163 DV-48AV http://www.xiaoyu163.com...
  • Page 35 Pick Up Unit to keep the Flux smoke away from it. When installing the DVD Deck, remove all the soldering on the short circuit position after the connection of Pick Up PCB and DVD MT PCB connector. u163 DV-48AV http://www.xiaoyu163.com...

  • Page 36: Dvd Deck Section

    Gear Pulley Loading Motor Insulator (R) Loading Motor PCB Ass’y Traverse Ass'y • Screw Torque: 2.5 ± 0.3kgf•cm (Screw 1) u163 • Screw Torque: 1.0 ± 0.3kgf•cm (Screw 2) Fig. 2-3-A • Screw Torque: 2.0 ± 0.3kgf•cm Fig. 2-2-A DV-48AV http://www.xiaoyu163.com...
  • Page 37 3 supports 1. between A and B. Fig. 2-3-D 2. Remove the Plate Clamper, Magnet Clamper and Clamper. Check Hook Check Hook Plate Clamper Magnet Clamper Main Frame Loading Motor PCB Ass’y Check Hook Clamper Fig. 2-3-E u163 Fig. 2-5-A DV-48AV http://www.xiaoyu163.com...
  • Page 38 7. Remove the screw 4. Feed Motor 8. Remove the Gear Feed. 9. Remove the 2 screws 5. 10. Remove the Feed Motor. Safety surface for pressing 11. Remove the Gear Motor. of the insert. Fig. 2-7-C u163 DV-48AV http://www.xiaoyu163.com...
  • Page 39 NOTE L 13942296513 1. Do not make the folding lines except the specified positions for the FFC. [ 24 pin FFC ] Fold Printing Surface 79 ± 1 mm Reinforcement Plate To Pick Up PCB Fig. 2-8 u163 DV-48AV http://www.xiaoyu163.com...

  • Page 40: Each Setting And Adjustment

    While the screen shown at left is being displayed, updating is in progress. DO NOT TURN OFF THE POWER DURING UPDATING. 4 Updating of the firmware is completed. When the screen with the Pioneer logo is displayed, updating is completed. The time required for updating is about 2 minutes. u163 DV-48AV http://www.xiaoyu163.com...
  • Page 41 2 If updating of the firmware using the disc for updating failed • Was the disc for updating recognized properly? Check if the volume label of the disc is PIONEER. • Is playback of a disc other than the disc for updating possible? If playback of a test CD is also impossible, a reading section, such as PU, may be defective.

  • Page 42: Exploded Views And Parts List

    For the applying amount of lubricants or glue, follow the instructions in this manual. (In the case of no amount instructions, apply as you think it appropriate.) 9.1 PACKING SECTION L 13942296513 u163 DV-48AV http://www.xiaoyu163.com...
  • Page 43 • • • • • • NSP 6 Guarranty Card J2K51202A Operating Instructions (English) J2K51201A • • • • • • Polyethylene Bag,Instruction JB5KD300 Gift Sheet 791WHAA183 Package 792WHA0693 Gift Box 793WCDD559 Polyethylene Bag,INSTA5 791WHAA040 L 13942296513 u163 DV-48AV http://www.xiaoyu163.com...

  • Page 44: Exterior Section

    9.2 EXTERIOR SECTION 3 7 63 1515 0 NON-CONTACT SIDE CONTACT SIDE L 13942296513 u163 DV-48AV http://www.xiaoyu163.com...
  • Page 45 Cord Jumper (CD6601) 122H063401 NSP 34 Plate,Bottom-under 702WSAA211 NSP 35 Energy Star Label 7230007965 Screw Pan 810213060U • • • • • • NSP 38 Angle PCB 761WSAA076 Spring Earth 753WUAA012 Screw , Tap Tite (B) 3x6 8109P3060S u163 DV-48AV http://www.xiaoyu163.com...

  • Page 46: Dvd Mecha Section

    (SW PCB ASS'Y) Note : CD2301 u163 NOTE: Applying positions AA, AB and AC for the CLASS PART NO. MARK grease are displayed for this section. GREASE GEM1018 Check if the correct grease is applied for each GYA1001 position. GEM1036 DV-48AV http://www.xiaoyu163.com...
  • Page 47 92P100088A L 13942296513 Feed Rack Assy 92AAA0017A Screw,T-Tite(B) (M1.7x5.0 P3) 813381750U Screw,Gear Feed 92P700007A Cord Jumper (CD2301) 122H061605 Switch (SW1) 0515S32003 Push Switch (SW2) 0500101036 Screw,Tap Tite(P) (2.6x8) 811022680U Sems.Tap Tite(P) (2x8) 816112080U Screw (Bind 2x8) 811022080U u163 DV-48AV http://www.xiaoyu163.com...

  • Page 48: Schematic Diagram

    101 102 103 104 105 106 107 108 109 R4014 (V+3D) TP4107 TP4108 B4018 MMZ1608 R102CT TP4109 u163 PWR# PCE# PRD# NOTE:THIS SC NOTE:THE DC VOLTAGE EACH PART WAS MEASURED WITH THE DIGITAL TESTER OF PRIN DURING PLAYBACK. DV-48AV http://www.xiaoyu163.com...
  • Page 49 TP4101 -28V FLDC- TP4102 FLDC- R4084 C4091 4.7K 0.1 B u163 PCB130 W846 DMF090 R4051 RESET TP4110 CAUTION: DIGITAL TRANSISTOR NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME ESTER OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE DV-48AV http://www.xiaoyu163.com...

  • Page 50: Dvd Mt Pcb Assy(2/7)

    C4040 DCAS# DRAS# DBA1 DBA0 NC (WP#/ACC) SDCLK DCS# RY/BY# PRD# PCE# PRD# PCE# PWR# FROM POWER PORT (V+3D) D_GND u163 NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE DV-48AV http://www.xiaoyu163.com...
  • Page 51 SDCLK DCAS# CAS# SDCKE DRAS# RAS# DCS# MA11 DBA0 BA0/A13 DBA1 BA1/A12 MA10 A10/AP C4123 0.1 B TP4050 u163 THE TIME NOTE:THE DC VOLTAGE EACH PART WAS PCB130 DMF090 OUT NOTICE MEASURED WITH THE DIGITAL TESTER DURING PLAYBACK. DV-48AV http://www.xiaoyu163.com...

  • Page 52: Dvd Mt Pcb Assy(3/7)

    NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME CAUTION NOTE:THE DC VOLTAGE EACH PART WAS :SINCE THESE PARTS MARKED BY OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE MEASURED WITH THE DIGITAL TESTER CRITICAL FOR SAFETY,USE ONES DURING PLAYBACK. DESCRIBED IN PARTS LIST ONLY DV-48AV http://www.xiaoyu163.com...
  • Page 53 2.63 VOTK+ VOFC+ u163 ATTENTION PCB130 PARTS MARKED BY :LES PIECES REPAREES PAR UN ETANT DMF090 R SAFETY,USE ONES DANGEREUSES AN POINT DE VUE SECURITE N PARTS LIST ONLY N'UTILISER QUE CELLS DECRITES DANS LA NOMENCLATURE DES PIECES DV-48AV http://www.xiaoyu163.com...

  • Page 54: Dvd Mt Pcb Assy(4/7)

    12.5 REF GEN Q8009 KTC3875S_Y_RTK VREF_C 12.5 REF GEN Q8008 REF GEN KTC3875S_Y_RTK Q8010 VREF_S 12.5 KTC3875S_Y_RTK 12.5 REF GEN Q8011 B8001 ACLK KTC3875S_Y_RTK MMZ1608R102CT VREF_F ABCK0 C8040 ASDAT0 YK_P ALRCK u163 V+5A V+3A1 C8025 330P CH NOTE:THE DV-48AV http://www.xiaoyu163.com...
  • Page 55 R8064 18K +-1% CAUTION: DIGITAL TRANSISTOR PCB130 DMF090 NOTE:THE DC VOLTAGE EACH PART WAS NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME MEASURED WITH THE DIGITAL TESTER OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE DURING PLAYBACK. DV-48AV http://www.xiaoyu163.com...

  • Page 56: Dvd Mt Pcb Assy(5/7)

    P-H/I-L TP7302 FROM POWER PORT TP7303 D_GND u163 NOTE:THE DC VOLTAGE EACH PART WAS NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE MEASURED WITH THE DIGITAL TESTER DURING PLAYBACK. DV-48AV http://www.xiaoyu163.com...
  • Page 57 3 7 63 1515 0 W877 TP7301 CVBS L 13942296513 u163 S-VIDEO OUT for HE CVBS/Y/U/V J7304 J7302 DIN-409A RCA-405A-08 PCB130 DMF090 DV-48AV http://www.xiaoyu163.com...

  • Page 58: Dvd Mt Pcb Assy(6/7)

    D_GND FROM/TO MPEG/MICON/DSP TX2+ TX2- TX1+ TX1- TX0+ TX0- TXC+ TXC- HDMI_SCL HDMI_SDA A_GND W856 W861 W865 L 13942296513 u163 A_GND NOTE:THE DC VOLTAGE EACH PART WAS NOTE:THIS SC OF PRIN MEASURED WITH THE DIGITAL TESTER DURING PLAYBACK. DV-48AV http://www.xiaoyu163.com...
  • Page 59 L5904 CLK-S EXC24CG900U TXC- TXC- CLK- HDMI_SCL HDMI_SDA W840 POWER HOTPLUG V+5H HDMI TYPE-A W853 W851 W858 u163 W864 NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME PCB130 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE DMF090 DV-48AV http://www.xiaoyu163.com...

  • Page 60: Dvd Mt Pcb Assy(7/7)

    GND(D) FL DC- FL DC+ -28V u163 NOTE:THE DC VOLTAGE EACH PART WAS NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME ATTENTION MEASURED WITH THE DIGITAL TESTER OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE DURING PLAYBACK. DV-48AV http://www.xiaoyu163.com...
  • Page 61 TTENTION :SINCE THESE PARTS MARKED BY :LES PIECES REPAREES PAR UN ETANT CRITICAL FOR SAFETY,USE ONES DANGEREUSES AN POINT DE VUE SECURITE PCB130 DESCRIBED IN PARTS LIST ONLY N'UTILISER QUE CELLS DECRITES DMF090 DANS LA NOMENCLATURE DES PIECES DV-48AV http://www.xiaoyu163.com...

  • Page 62: Operation 1 And Operation 2 And Operation 3 Pcb Assys

    PCB280 DEF129 -18.0 -18.0 -18.0 -16.0 -16.0 -16.0 -16.0 -16.0 -16.0 OPERATION2 PCB ASSY (A2K401A280) Vout R666 1/4W OS651 ROM-V340TAO u163 NOTE:THE DC VOLTAGE EACH PART WAS NOTE:THIS SC OF PRIN MEASURED WITH THE DIGITAL TESTER DURING PLAYBACK. DV-48AV http://www.xiaoyu163.com...
  • Page 63 V+3E V+3E C604 33P CH 1/4W DGND C605 0.001 B DGND TP663 FLDC+ FLDC+ -28V -28V FLDC- FLDC- u163 NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE PCB270 DEF126 DV-48AV http://www.xiaoyu163.com...

  • Page 64: Power Pcb Assy (1/2)

    DANGEREUSES AN POINT DE VUE SECURITE 1.6A 125V{F501_1} DESCRIBED IN PARTS LIST ONLY N'UTILISER QUE CELLS DECRITES ATTENTION :POUR UNE PROTECTION CONTINUE LES RISQUES D'INCEIE DANS LA NOMENCLATURE DES PIECES N'UTILISER QUE DES FUSIBLE DE MEME TYPE 1.6A 125V{F501_1} DV-48AV http://www.xiaoyu163.com...
  • Page 65 NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME NOTE:THE DC VOLTAGE EACH PART WAS CAUTION: DIGITAL TRANSISTOR PCB240 OINT DE VUE SECURITE OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE MEASURED WITH THE DIGITAL TESTER DPF015 LS DECRITES DURING PLAYBACK. TURE DES PIECES DV-48AV http://www.xiaoyu163.com...

  • Page 66: Power Pcb Assy (2/2)

    POWER PCB ASSY (2/2) (A2K512A240) CP8102 (CP8001) TP8101 E8223301 SPDIF FROM AUDIO/JACK TP8102 D_GND COAXIAL L 13942296513 FROM POWER B8101 P.CON+D5V MMZ1608R102CT NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE u163 DV-48AV http://www.xiaoyu163.com...
  • Page 67 L 13942296513 J8102 RCA-117-01 OPTICAL INPUT OS8101 RFT5CB1 D_GND * The parts except mark cannot be changed. On that occasion, replace whole Assy. NOTE:THE DC VOLTAGE EACH PART WAS MEASURED WITH THE DIGITAL TESTER PCB240 DPF015 DURING PLAYBACK. u163 DV-48AV http://www.xiaoyu163.com...

  • Page 68: Usb Pcb Assy

    IC6601 RT9702-PB (SCHOTTKY 3.0A) 2H063401 B6601 D6601 VOUT HCB2012K-600T25 RB051L-40 FROM POWER PCB CP6602 A2001WR2-4P L 13942296513 P.CON+5V /FLG P.CON+5V CORD CONNECTOR CD6602 E8241203 NOTE:THE DC VOLTAGE EACH PART WAS MEASURED WITH THE DIGITAL TESTER DURING PLAYBACK. u163 DV-48AV http://www.xiaoyu163.com...
  • Page 69 R6614 USB_DP C6610 W801 100P CH PART WAS NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED DIGITAL TESTER WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. u163 PCBDD0 DEF133 DV-48AV http://www.xiaoyu163.com...

  • Page 70: Wave Forms

    J8002-pin2 (SR) J7302-pin3 (U_Out) V:1.0V/div. H:20ns/div. V:1.0V/div. H:500µsec/div. V:500mV/div. H:20µsec/div. L 13942296513 CP4002-pin1 (FP_SCK) J8002-pin6 (CENTER) J7302-pin2 (V_Out) V:1.0V/div. H:20µsec/div. V:1.0V/div. H:500µsec/div. V:500mV/div. H:10µsec/div. AUDIO/JACK J8001-pin3 (Lch_Out) J8002-pin5 (LFE) J7304-pin3 (S_Y_Out) V:1.0V/div. H:500µsec/div. V:1.0V/div. H:500µsec/div. V:500mV/div. H:20µsec/div. u163 DV-48AV http://www.xiaoyu163.com...
  • Page 71 Note : The encircled numbers denote measuring point in the schematic diagram. DVD MT PCB ASSY J7304-pin4 (S_C_Out) V:500mV/div. H:10µsec/div. POWER PCB ASSY J8102-pin2 (COAXIAL) DIGITAL V:500mV/div. H:200nsec/div. OS8101-pin1 (OPTICAL) V:1.0V/div. H:200nsec/div. L 13942296513 OPERATION 1 PCB ASSY IC651-pin5 (OSC)) DISPLAY V:500mV/div. H:1µsec/div. u163 DV-48AV http://www.xiaoyu163.com...

  • Page 72: Pcb Connection Diagram

    Symbol In Schematic Part Name Diagrams Diagrams C E B Capacitor Connector Transistor B C E SIDE A Transistor with resistor B C E Field effect SIDE B P.C.Board Chip Part transistor Resistor array 3-terminal regulator L 13942296513 u163 DV-48AV http://www.xiaoyu163.com...

  • Page 73: Dvd Mt Pcb Assy

    C8027 Q8011 R8001 C8017 R4012 R8081 C8067 R8041 C4099 C8036 C8013 C8040 R4011 CP2303 R8090 W843 C4098 Q2302 Q2304 Q2306 Q2307 C8041 IC8008 C8058 C4093 C4112 C2301 C8016 C8038 R8043 CP2301 C8050 C8069 CP4003 Q8012 R8023 R8038 u163 DV-48AV http://www.xiaoyu163.com...
  • Page 74 Q4002 R4003 W816 W864 R4064 R4065 R4026 R2327 R7304 R7317 W807 Q7302 L 13942296513 DMF090A W819 Q8017 W822 R8069 R8053 Q8020 R4058 R8050 R8017 Q8010 Q8008 W878 Q8009 R8002 Q8015 R8066 R8025 Q8021 B8001 R8065 R8061 R8028 u163 DV-48AV http://www.xiaoyu163.com...

  • Page 75: Operation 1, Operation 2 And Operation 3 Pcb Assys

    C675 R662 R654 W011 W012 W013 R653 W010 R652 C611_1 R651 C676 R656 C610_1 R655 OPERATION 2 PCB ASSY R657 R658 L 13942296513 SW666 D665 C651 R666 SW663 SW665 OPERATION 3 PCB ASSY SW660 CP604 SW662 u163 SW664 DV-48AV http://www.xiaoyu163.com...

  • Page 76: Power Pcb Assy

    D521 C527 W002 D527 IC501 D510 W001 B502 W022 C526 R534 C521 C522 DPF015A C517 D528 W037 R539 C519 D525 W004 W019 CP504 D531 W018 C520 D523 Q502 R528 Q504 R529 CP502 D535 C528 W016 D536 D533 u163 DV-48AV http://www.xiaoyu163.com...
  • Page 77 SIDE A SIDE A 3 7 63 1515 0 POWER PCB ASSY (CHIP MOUNTED PARTS) L 13942296513 u163 DV-48AV http://www.xiaoyu163.com...

  • Page 78: Usb Pcb Assy And Loading Moter And Sw

    11.4 USB PCB ASSY and LOADING MOTER and SW 3 7 63 1515 0 SIDE A SIDE A USB PCB ASSY USB PCB ASSY (INSERTED PARTS) (CHIP MOUNTED PARTS) L 13942296513 LOADING MOTOR LOADING MOTOR (INSERTED PARTS) (CHIP MOUNTED PARTS) DED020A u163 M2602 M2601 DV-48AV http://www.xiaoyu163.com...

  • Page 79: Pcb Parts List

    J7304 JACK DIN-409A 063R700013 J8001 RCA JACK 060R451009 J8002 RCA JACK 060R451011 CP5901 CONNECTOR PCB SIDE 0694YJ3018 X4001 CRYSTAL (27MHz) 100GT02720 OPERATION 1 PCB ASSY SEMICONDUCTORS u163 IC651 IC PT6315 IF4K063150 SWITCHES SW652 - SW666 SWITCH TACT 0504R01T38 DV-48AV http://www.xiaoyu163.com...

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