Pioneer AVH-P7950DVD/RC Service Manual
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Pioneer AVH-P7950DVD/RC Service Manual

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DVD AV RECEIVER
AVH-P7950DVD
AVH-P7950DVD
AVH-P7950DVD
AVH-P7950DVD
This service manual should be used together with the following manual(s):
Model No.
Order No.
CX-3212
CRT3896
"Dolby", "Pro Logic", and the double-D symbol are trademarks of Dolby Laboratories.
"DTS" and "DTS-ES | Neo:6" are registered trademarks of DTS, Inc. "96/24" is a trade-
mark of DTS, Inc.
For details, refer to "Important Check Points for Good Servicing".
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
Mech.Module
MS5
DVD Mech. Module : Circuit Descriptions, Mech. Descriptions, Disassembly
4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
AVH-P7950DVD/RC
/RD
/RI
/CN5
Remarks
ORDER NO.
CRT3942
/RC
K-ZZW. APR. 2007 Printed in Japan

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Summary of Contents for Pioneer AVH-P7950DVD/RC

  • Page 1 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 PIONEER CORPORATION 2007 K-ZZW.

  • Page 2: Safety Information

    A specially instructed person should do servicing operation of the apparatus. Laser diode characteristics Wave length: DVD:660 nm to 670 nm CD:780 nm to 800 nm Maximum output: DVD : 1.27 mW(Emitting period :9 sec.) CD : 6.26 mW(Emitting period : unlimited) AVH-P7950DVD/RC...
  • Page 3 CAUTION Danger of explosion if battery is incorrectly replaced. Replaced only with the same or equivalent type recommended by the manufacture. Discord used batteries according to the manufacture's instructions. AVH-P7950DVD/RC...
  • 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. AVH-P7950DVD/RC...

  • Page 5: Table Of Contents

    11.3 SUB KEYBOARD UNIT ........................203 11.4 DVD CORE UNIT..........................204 11.5 COMPOUND UNIT(A), COMPOUND UNIT(B)..................208 11.6 DRIVE UNIT ............................209 11.7 MONITOR UNIT ...........................210 11.8 POWER SUPPLY UNIT ........................214 11.9 AMP UNIT.............................216 11.10 TUNER SELECTOR UNIT ........................220 12. ELECTRICAL PARTS LIST .........................224 AVH-P7950DVD/RC...

  • Page 6: Service Precautions

    H/U independent operation Short here Operation becomes possible even if there is no H/A, when it does in this way. Since TUN is not connected, TUN sauce does not operate. Please operate sauce by DVD, AUX, etc. AVH-P7950DVD/RC...
  • Page 7 As shown in the picture below, assemble CAI1317 with the PCB beforehand. And insert the PCB into the grille by holding CAI1317 and CXC8061 so that they will not drop off. CXC8061 Assemble CAI1317 beforehand as shown in the picture. Insert into the grille while holding the parts. AVH-P7950DVD/RC...
  • Page 8 Compared with eutectic solders, lead-free solders have higher bond strengths but slower wetting times and higher melting temperatures (hard to melt/easy to harden). The following lead-free solders are available as service parts: • Parts numbers of lead-free solder: GYP1006 1.0 in dia. GYP1007 0.6 in dia. GYP1008 0.3 in dia. AVH-P7950DVD/RC...

  • Page 9: Specifications

    2. SPECIFICATIONS 2.1 SPECIFICATIONS AVH-P7950DVD/RC...
  • Page 10 AVH-P7950DVD/RC...

  • Page 11: Disc/Content Format

    2.2 DISC/CONTENT FORMAT AVH-P7950DVD/RC...

  • Page 12: Panel Facilities

    2.3 PANEL FACILITIES AVH-P7950DVD/RC...
  • Page 13 AVH-P7950DVD/RC...
  • Page 14 AVH-P7950DVD/RC...
  • Page 15 AVH-P7950DVD/RC...
  • Page 16 AVH-P7950DVD/RC...
  • Page 17 AVH-P7950DVD/RC...

  • Page 18: Connection Diagram

    2.4 CONNECTION DIAGRAM AVH-P7950DVD/RC...
  • Page 19 AVH-P7950DVD/RC...
  • Page 20 AVH-P7950DVD/RC...

  • Page 21: Basic Items For Service

    Item to be checked regarding video Item to be checked regarding audio Block-noise Distortion Horizontal noise Noise Dot noise Volume too low Disturbed image (video jumpiness) Volume too high Too dark Volume fluctuating Too bright Sound interrupted Mottled color AVH-P7950DVD/RC...

  • Page 22: Pcb Locations

    3.2 PCB LOCATIONS Tuner Selector Unit Sub Keyboard Unit Amp Unit Main PCB Unit Monitor Unit (Service) Switch PCB Unit Keyboard Unit DVD Mother Unit Power Supply Unit Volume PCB Unit DVD Core Unit Compound Unit (B) Compound Unit (A) AVH-P7950DVD/RC...
  • Page 23 Unit Name : Amp Unit Unit Number : CWN2491 Unit Name : Tuner Selector Unit Unit Number : YWX5004 Unit Name : DVD Core Unit Unit Number : CWX3154 Unit Name : Compound Unit(A) Unit Number : CWX3394 Unit Name : Compound Unit(B) AVH-P7950DVD/RC...

  • Page 24: Jig Connection Diagram

    3.3 JIG CONNECTION DIAGRAM GGF1483 GGF1494 GGD1366 GGD1321 GGF1567 GGD1123 GGF1567 GGD1284 GGD1321 Monitor Unit DVD Mechanism Module GGD1489 DVD Mother Unit AVH-P7950DVD/RC...
  • Page 25 Before shipping out the product, be sure to clean the following portions by using the prescribed cleaning tools: Portions to be cleaned Cleaning tools DVD pickup lenses Cleaning liquid : GEM1004 Cleaning paper : GED-008 Portions to be cleaned Cleaning tools Cleaning paper : GED-008 Fans AVH-P7950DVD/RC...

  • Page 26: Block Diagram

    4. BLOCK DIAGRAM 4.1 OVERALL CONNECTION DIAGRAM POWER SUPPLY U TUNER SELECTOR UNIT SELECTOR TUNER AMP UNIT AVH-P7950DVD/RC...
  • Page 27 R SUPPLY UNIT KEYBOARD UNIT SUB KEYBOARD UNIT DVD MOTHER UNIT SYSTEM MONITOR UNIT MONITOR DRIVE UNIT DVD MECHANISM MODULE AVH-P7950DVD/RC...

  • Page 28: Block Diagram

    PLL SELECT CLKin MSLsRs IC3253 TC7W MSCLFE TC7WB383FK LRCK MSLRCK PLL2 128fs IC3251 MCKENA XC25BS5134MR CN1851 RIPP CLKin EMPH BMUTE BMUTE SBCK IEC958 CN571(1/2) MO G/Y SWG_Y SWB_Cb MO B/Cb MO R/Cr SWR_Cr MO_VBS CN5602 Q658 Q656 HAREM (2/2) AVH-P7950DVD/RC...
  • Page 29 Q633 BUSP MTR1 BUS+ DIN1 TXIE Q634 BUSM BUS- ROUT RXIE MTR2 CN101 STBY IPPW MTR2 AVSDA AVSDATA AVSCL MTRRW MTRPW (2/2) AVSCK MTRS MTRS LIFTPUL LFTPULS ANGLEIN FVSEL1 FVSEL1 ANGLE LIFTSW FVSEL2 FVSEL2 LFTSW FVSEL3 ANGLEOSW FVSEL3 DEGOSW AVH-P7950DVD/RC...
  • Page 30 3.3V REGULATOR S-812C33AMC-C2N (1/2) IC3681 A+33V PQ1X331M2ZP 5V REGULATOR Q240 SWVDD IC3651 DASW5V DVCC5 DD6V S-818A50AUC-BHE DSPPW DALMON BSENS1 3.3V REGULATOR SWVDD IC3661 SWVDD DSP33V DD4V PQ1M335M2SPQ VDCONT VDCONT DSPPW DALMON DALMON DDCCTL Q3656 DDCCTL SYSPW5 VDD5V D+5V DSPPW AVH-P7950DVD/RC...
  • Page 31 4.4V REGULATOR Q7901 FU7901 ( 4.4V) EEPROM EEPROM ROM14V Q240 Q7902 DALMON BSEN BSENS VDCONT VDCONT VDCONT VDCONT CN7752 DALMON DALMON DALMON DALMON OUTERGND DDCCTL DDCCTL DDCCTL DDCCTL SYSPW5 SYSPW SYSPW SYSPW FU232 DGND DGND DGND DGND PGND PGND FU233 AVH-P7950DVD/RC...
  • Page 32 TEMP EXTRG1_SPD_SW EXTRG1 VIN2RF SCLOCK SCLOCK VIN2 SDATA SDATA VIN1RF EXTRG0 EXTRG0 VIN1 TRCCLK TRCCLK VIN3RF TRCD0 TRCDATA0 VIN3 TRCD1 TRCDATA1 VIN4RF TRCD2 TRCDATA2 VIN4 TRCD3 TRCDATA3 VIN5 TRCST TRCST VIN6 VCC33 CDMPD DVDMPD RFINN F+H_G+H E+G_E+F LPCO2 LPCO1 AVH-P7950DVD/RC...
  • Page 33 HOME SWITCH ACO1- ACO1+ CN1101 ACO2+ ACO2- TEMP 3.3V REG. IC1007 NJM2885DL1-33 VDD5 VCC33 CDMPD 78MD DVDMPD 65MD 1.2V REG. PU (DP8) IC1008 R1232D121B F+H_G+H F+H/G+H E+G_E+F E+G/E+F VCC12 Q1102 Q1104 LPCO2 LD(CD) Q1101 Q1103 LPCO1 LD(DVD) VREF VCC5 AVH-P7950DVD/RC...
  • Page 34 IC4101 A01-24 PEH111A GDCRES RESET# /WPACC WP#/ACC /FBUSY RY/BY# /CS3 MVIPW DD1.8V GDC33V SWVDD33V PNLYV PNLYV PNLXV PNLXV RESET TOUCHAD TOUCHAD IC4002 PNLVD PNLVD S-80830CNNB-B8P uPNLADX PNLADX SWVDD4V uPNLADY /RESET PNLADY KDT0 KDT0 KDT1 KDT1 X4001 8.00MHz LSEN LSEN AVH-P7950DVD/RC...
  • Page 35 ILMBR SWVDD33V ILMV ILMBW 2.5V REGULATOR 3.3V REGULATOR IC5005 IC5003 KDT0 SWVDD25V KDT0 KEY MATRIX KDT0 SWVDD4V KEY MATRIX PQ1M255M2SPQ BA00CC0WFP KDT1 KDT1 KDT1 S6101-6106 S4501-4503 REMOTE CONTROL SENSOR SWVDD33V SWVDD33 SWVDD33V IC6001 LSEN LSEN OPT IN TPS850 Q6001 AVH-P7950DVD/RC...
  • Page 36 SY L H/A_L SY AGND H/AAGND AM L H/U_L AM AGND H/UAGND CN9452 AM L AM AGND TN L TN AGND Q9451 HASENS Q9056 SYSPW AMPMUTE CN8401 MUTE FSEL Q9024 FU9021 A -8V VDD5 VDD5V VCC8 VCC8 VCC8 Q9025 AVH-P7950DVD/RC...
  • Page 37 RLIN CONTROL Q9051 EVOL_C SYSPW Q9061 EVOL_CB CBIN AMPMUTE DELAY MUTE Q9062 STBY MUTE BUP3 Q9055 -8V DC/DC Q9024 Q9022 Q9001 CONVERTER BUP2 IC9021 OFFMUTE2 Q9023 AN8015SH SYSPW Q9021 CN9011 Q9012 FAN1 FU9011 CN9012 Q9025 Q9011 FAN2 VR9021 FU9012 AVH-P7950DVD/RC...
  • Page 38 ASENB IPBUS AUDIO ISO VDD5V REGULATOR BUSLI ASENBO IP-BUS_L IC8201 IC8203 BUSLG Q8702 NJM4558V NJM4558V Q8602 Q8712 IPbus IN ACCPW BUS+ BUSP BUS- BUSM VIDEO5V VIDEO9V REGULATOR REGULATOR IC8701 VIDEO9V BA00CC0WFP VIDEO5V Q8701 SELPW RESET RESET Q8001 IC8003 S-80841CNUA-B82 AVH-P7950DVD/RC...
  • Page 39 Q8401 TN L MS4_L IC8401 NJM4558V DEO9V SYSTEM TN AGND CONTROL HASENS DEO5V IC8001(2/2) Q8402 PE5533A BSENS2 Q8403 SYSPW CN9452 SELPW AMPMUTE 15 MUTE MUTE 13 DDCCTL FSEL RESET DDCCTL Q8804 VDD5 VCC8 SYSPW VCC8 Q8809 VCC8 Q8703 Q8803 AVH-P7950DVD/RC...

  • Page 40: Diagnosis

    H : Normal H : Normal LSWVDD <- H Pin105 IC4001 Initial communication is started on a key microcomputer. IC7001 LSWVDD Pin105 L : Error IC4001 H : Normal Initial communication formation Sorce key ON SYSPW <- H IC102 Pin6 AVH-P7950DVD/RC...

  • Page 41: Diagnosis Flowchart

    OK? Execute check 10. Go to FE section check. Repair the defective part. Go to FE section check. Normal? FE section check. Go to FE related Is FE section repair process. normal? Replace the unit. Normal? AVH-P7950DVD/RC...
  • Page 42 <Check> Check the voltage at the "STANBY" test point while the power is on. Use the "DGND1" test point at the reference. Specification value Check point Module No. Unit STANBY-DGND1 VCC33V- 0.6 V or more Side A DGND1 STANBY Fig 1.1: STANBY check point AVH-P7950DVD/RC...
  • Page 43 Specification value Check point Module No. Unit 5.0 ± 0.4 VDD5_3 - DGND1 3.3 ± 0.15 VCC33_3 - DGND1 1.2 ± 0.12 VCC12_1 - DGND1 Side A VDD5_3 VCC33 DGND1 VCC12_1 Fig 2.2: VDD5, VCC33, VCC12 voltage check points AVH-P7950DVD/RC...
  • Page 44 <Check> Check the voltage at the "XRES" test point while the power is on. Use the "DGND1" test point at the reference. Check point Module No. Specification value Unit 1 XRES-DGND1 VCC33 x 0.7 or more Side A DGND1 XRES Fig 3.1: RESET check point AVH-P7950DVD/RC...
  • Page 45 <Check> Check the voltage at the "VSENS" test point while the power is on. Use the "DGND1" test point at the reference. Specification value Check point Module No. Unit VSENS - DGND1 VCC33 x 0.7 or more Side A DGND1 VSENS Fig 4.2: VSENS check point AVH-P7950DVD/RC...
  • Page 46 Specification value Check point Module No. Unit 27 MHz 2 IC1501 169pin ± 50 ppm Specification value Fig 5.2: Clock specification value Side A DGND1 IC1501 169pin Fig 5.3: 27 MHz check point AVH-P7950DVD/RC...
  • Page 47 Be careful as XCSM, XWE, XCAS, XRAS and XSCM of IC1481 are called differently in IC1501, namely NCSM, NWE, NCAS, NRAS, NCSM. IC1501 MA0~11 1481 DVD-LSI MDQ0~31 SDRAM XWE (NWE) XCAS (NCAS) XRAS (NRAS) XCSM (NCSM) DQM0 DQM1 DQM2 DQM3 Fig 6.1: SDRAM I/F AVH-P7950DVD/RC...
  • Page 48 DQM1 IC1481 71pin IC1501 256pin Ω ± 5 % DQM2 IC1481 28pin IC1501 26pin Ω ± 5 % DQM3 IC1481 59pin IC1501 27pin Ω ± 5 % IC1481 22pin IC1501 8pin Ω ± 5 % IC1481 23pin IC1501 10pin AVH-P7950DVD/RC...
  • Page 49 Side B Check point 1 (IC1481) Side A Fig 6.2: SDRAM I/F check point Check point 2 (IC1501) AVH-P7950DVD/RC...
  • Page 50 Use the "PGND3 and AGND1" test point at the reference. Check point Module No. Specification value Unit 8.0 ± 0.4 VD8_1 - PGND3 8.0 ± 0.4 VD - PGND3 5.0 ± 0.1 VCC5_1- AGND1 Side A VD8_1 AGND1 PGND3 VCC5_1 Fig 7.2: VD8, VCC5 voltage check points AVH-P7950DVD/RC...
  • Page 51 Check with PGND and GNDAU being the reference. Check point Module No. Specification value Unit 8.0 ± 0.4 VD - PGND_3 5.0 ± 0.1 AVCC5 - GNDAU1 Side A PGND3 GNDAU AVCC5 Fig 8.2: VD8, AVCC5 voltage check points AVH-P7950DVD/RC...
  • Page 52 33.868 8 MHz ± 300 ppm DACCK 2.0 V~VCC33V DGND~0.8 V Specification value 1 Specification Specification value 2 value 3 Fig 9.2: Clock specification value Side A Check point 2 (IC1501 172 pin) Check point 1 (stylus) Fig 9.3: 27 MHz, DACCLK check point AVH-P7950DVD/RC...
  • Page 53 0.4 V or lower Waveform 2 LRCK VCC33V-0.6 V or higher 0.4 V or lower Waveform 3 Specification value 2 Specification value 1 Fig 10.2: Serial 3 lines specification value Side A SRCK LRCK ADOUT3 Fig 10.3: Serial 3 lines check points AVH-P7950DVD/RC...
  • Page 54 1 400 ± 150 mV Waveform 4 1 400 ± 150 mV Waveform 4 Specification value is the root-mean-square value (rms). Fig 10.4: Analog audio out (LO, RO) specification value. Side A GNDAU1 Fig 10.5: Analog audio out check point AVH-P7950DVD/RC...
  • Page 55 Check 2pin cord after connecting it to a jig, etc. Specification value 2 Check point 1 (stylus) Specification value 1 Reference waveform 6 IEC VCC33V-0.6 V or higher 0.4 V or lower Waveform 5 Side A Fig 10.6: Digital audio signal (IECOUT) check point AVH-P7950DVD/RC...
  • Page 56 ADOUT2 CLDCK AD3/DATA ADOUT3 DATA IEC/IPFLG IPFLG SBCK SBCK BMUTE BMUTE MCKENA High RIPP High EMPH EMPH EMPH Pins 1, 6, 8, 10, 12, 14, 16, 18, 20, 22 and 24 are GNDD. Fig 10.7: 6ch digital out/Ripping circuit AVH-P7950DVD/RC...
  • Page 57 0.4 V or lower DATA VCC33V-0.6 V or higher 0.4 V or lower SBCK VCC33V-0.6 V or higher 0.4 V or lower RIPP VCC33V x 0.3 V or lower Specification value 1 Specification value 2 Fig 10.8: 6ch digital out/Ripping specification value AVH-P7950DVD/RC...
  • Page 58 Side A SRCK LRCK ADOUT3 Side B ADOUT2 ADOUT1 ADOUT0 RIPP MCKENA SBCK Fig 10.9: 6ch digital out/Ripping check point AVH-P7950DVD/RC...
  • Page 59 Turn the volume (VR1671) to adjust the video level within the range of 1.0 ± 0.02 Vpp. The adjustment specification is 1.0 ± 0.02 Vpp. CN1901 AVCC5 HOST I/F IC1501 Q1701 Video buffer circuit Video Q1702 Video buffer circuit section Q1704 Video buffer circuit Fig 11.3: Video circuit (component) AVH-P7950DVD/RC...
  • Page 60 Specification value BOTTOM PEAK Cb signal Specification value BOTTOM PEAK Cr signal Specification value BOTTOM 100% Color Bars signal Fig 11.4 Waveform for the case of component 100% Color Bars output Side A COMPO Fig 11.5: VIDEO signal check point AVH-P7950DVD/RC...
  • Page 61 (Refer to the FE test mode for the method of displaying the LD energizing time.) 2.If the second digit from the left of the energizing time display is showing E, such as " E ", it means that the flash memory has reached its life. Example: 0E000BB8 AVH-P7950DVD/RC...
  • Page 62 Reference voltage: DGND2 1 V/div. 500 nsec/div Waveform 7 G-> G-> Waveform 2 Waveform 5 [WHITE 100IRE] CH1 : LRCK CH1 : COMPO Reference voltage: DGND2 1 V/div. 5 µsec/div Reference voltage: GNDV1 200 mV/div. 10 µsec/div G-> Waveform 6 Waveform 3 AVH-P7950DVD/RC...

  • Page 63: Error Code List

    *5 AWM (Audio WaterMark): Electronic watermark. Information on the copyright owner or CCI (copy control information) are recorded so that illegally copied discs can be identified. *6 Notice as an error status will not be given *7 CPRM(Content Protection for Recordable Media) : A copyright protection technique for digital contents used for re-writable DVD or memory card. (DVD-VR model only) AVH-P7950DVD/RC...

  • Page 64: Connector Function Description

    15.VIDEO9V 24.EVOLCS2 16.PGND 25.GUIDE+ 17.VDCONT 26.GUIDE- 18.bsen 27.SY -> AM FRAGND 19.EEPROM 28.SY -> AM CAGND 20.SYSPW 29.NC 21.VDD54V 30.NC AUX/MIC IN Mini Mini JACK 1 A.ANT OPT IN 2 TELIN 3 ILM 4 ACC 5 B.U 6 GND AVH-P7950DVD/RC...

  • Page 65: Display

    5.5 DISPLAY - LCD (CAW1921) AVH-P7950DVD/RC...

  • Page 66: Service Mode

    6.1 H/U INDEPENDENT OPERATION H/U independent operation Short here Operation becomes possible even if there is no H/A, when it does in this way. Since TUN is not connected, TUN sauce does not operate. Please operate sauce by DVD, AUX, etc. AVH-P7950DVD/RC...

  • Page 67: Mechanism Testmode

    In order to F close after focus search (S character measurement mode), set to Power_OFF first then power on again FEMIN level before F close. ASMAX level ENVMAX level FE normalization coefficient Spindle gain coefficient TEMAX level indication TEMIN level indication AVH-P7950DVD/RC...
  • Page 68 Designation of digit by command (1) and (2). UP/DOWN of numbers by command (3) and (4). Fix by command (5). Error occurrence at Power_OFF [Note] If an error occurs at Power_OFF, reset cannot be made. In such a case, it is necessary to turn the power off and start the test mode once again. Error display AVH-P7950DVD/RC...
  • Page 69 [Note] If the power on time is 999999 hours or more, it is always reported as 999999 hours. [Note] If the power on time is "*E** ****", the value may not be correct due to the life of the flash memory. AVH-P7950DVD/RC...

  • Page 70: Disassembly

    Fig.1 Removing the Amp Unit and the Amp Unit Tuner Selector Unit (Fig.2) Straighten the tabs at six locations indicated. Remove the six screws and then remove the Amp Unit and the Tuner Selector Unit. Tuner Selector Unit Fig.2 AVH-P7950DVD/RC...
  • Page 71 Holder. Remove the four screws and then remove the Bracket. Turn the Gear clockwise so that the Panel Unit can be seen. (Refer to Fig. 4) Upper Case Holder Fig.3 AVH-P7950DVD/RC...
  • Page 72 Note) Be careful not to damage a screen. Bracket Lower Case Tilt the bracket toward the Upper Case. Disconnect the two connectors and then remove the DVD Mechanisum Module. Disconnect the two connectors. Upper Case DVD Mechanism Module (Bottom side) Fig.4 AVH-P7950DVD/RC...
  • Page 73 Cover. Push the tip of the Knob slightly toward the inner side as indicated by an arrow, and then remove the Lighting Cover Conductor. Refer to "1. SERVICE PRECAUTIONS" to Knob assemble. Front side. Lighting Conductor Rear side. Fig.6 AVH-P7950DVD/RC...
  • Page 74 Disconnect the four connectors. Straighten the tabs at two locations indicated. Remove the screw and then remove the Monitor Unit. Note) When you remove a monitor unit, be careful of the hook of a circle portion. Monitor Unit Fig.7 AVH-P7950DVD/RC...
  • Page 75 Therefore, assemble the monitor side drive mechanism and the Lower Case (mother side) with the mechanical unit being housed inside the Upper Case at least 5 cm or so. Fully extending out Monitor Lower Case Push in the Monitor at least 5 cm or so before assembling. Monitor Lower Case Fig.8 AVH-P7950DVD/RC...
  • Page 76 7. Disconnect the connector of the 8-12 detection flexible PCB from the PCB. Fig.10 Module PCB Short Connector Connector (8-12 detection flexible) (pick up flexible) Solder land (load motor, lead wire of the clamp SW.) Connector (SPDL flexible) Fig.11 AVH-P7950DVD/RC...
  • Page 77 Furthermore, make sure to hang the main shaft holding spring permanently. Holding plate spring Main shaft PU unit Main shaft holding spring Sub shaft Fig 13 CRG chassis temporary hanging section Temporary hanging Permanent hanging AVH-P7950DVD/RC...

  • Page 78: Each Setting And Adjustment

    Attention) surement device should be set to floating ground. • Test mode starting procedure Reset start while pressing the SOURCE and SETTING keys together. • Test mode stopping procedure Reset or ACC OFF-ON. AVH-P7950DVD/RC...
  • Page 79 Oscilloscope Symptom in case the adjustment is not adequate: Worsening of the error rate 10 (Normally 10 or less.) Large RF jitter RF waveform distortion Tracking drawing/Unstable servo * Caution: Do not look into the laser light during adjustment. AVH-P7950DVD/RC...
  • Page 80 11. Turn the power OFF in the test mode, and after confirming that the disc has stopped, eject the disc. 12. Apply adhesive for fixing the SKEW and lock the screw. Refer to the illustration below for the adhesion points. AVH-P7950DVD/RC...
  • Page 81 Cross section of R-SKEW adhesive locations. * Caution: Make a cross link to both the resin section and the sheet metal section. Adhesive application locations * Caution: Make a cross link to both the case section and the sheet metal section. AVH-P7950DVD/RC...
  • Page 82 Precautions in handling the PU. * Caution: Do not touch the shaded section in the drawing below. RF level adjustment section Do not touch the optical parts. Do not touch the springs. Hologram (be careful for the static electricity) GRT adjustment section AVH-P7950DVD/RC...

  • Page 83: Video Level Adjustment

    8.2 VIDEO LEVEL ADJUSTMENT - Adjustment point DVD MOTHER UNIT(SIDE A) DVD MOTHER UNIT(SIDE B) TP451 TP571 TP731 TP572 TP733 TP574 TP573 TP734 TP735 AVH-P7950DVD/RC...
  • Page 84 - Adjustment point TUNER SELECTOR UNIT(SIDE A) MS4BC TUNER SELECTOR UNIT(SIDE B) MS4CR MS4Y FCOMP CBOUT YOUT REARV CROUT VIN1_V AVH-P7950DVD/RC...
  • Page 85 75 Ω. *2 : In (75 Ω output) and a certain case, an incoming signal should be set to an input level in the state at the column of an incoming signal. AVH-P7950DVD/RC...
  • Page 86 Fig.1 Component Y signal 100% color bar Fig.2 Component Pb signal 100% color bar Fig.3 Component Pr signal 100% color bar AVH-P7950DVD/RC...

  • Page 87: Monitor Adjustment

    8.3 MONITOR ADJUSTMENT - Adjustment point VR5501 MONITOR UNIT(SIDE A) MONITOR UNIT(SIDE B) SW33V VCOM SW25V VDCM12V VCC5V VCC18V VCC8V VCC3.3 PWFL CSYNC COMP GDC1.2V INVPUL DIMDTY AVH-P7950DVD/RC...
  • Page 88 AVH-P7950DVD/RC...
  • Page 89 AVH-P7950DVD/RC...
  • Page 90 AVH-P7950DVD/RC...
  • Page 91 AVH-P7950DVD/RC...
  • Page 92 The cursor color will stay red (blue → red → red) even if the key is released. Note) When a value is changed continuously, the cursor color may change blue → red → red → ... → blue. But it is not an error. (The red color continues for the convenience of the display cycle.) AVH-P7950DVD/RC...
  • Page 93 0110 0001 0000 (TYP) 11111 1001 1000 (MIN) [Main Y contrast, sub Y contrast] Displayed value (=adjusted value) E2PROM written value Double window IC register value (DEC) (DEC) (BIN) 011111 (MAX) 011110 000001 000000 (TYP) 111111 100001 100000 (MIN) AVH-P7950DVD/RC...
  • Page 94 Main horizontal enhancer gain(SA10[D13-12]) M H LIMIT Main horizontal enhancer limiter(SA10[D11-10]) M H F0 Main horizontal enhancer f0(SA10[D8]) M V GAIN Main vertical enhancer gain(SA10[D7-6]) M V ORI Main vertical enhancer return(SA10[D5-4]) M V CORE Main vertical enhancer corering(SA10[D3-2]) AVH-P7950DVD/RC...
  • Page 95 100001 100000 (MIN) [Line adjustment 7 menu] [Setting content] Setting item Adjustment range Initial value Content Displayed character string Main PLL0(SA24[D15-8]) MAIN PLL0 0-255 Main PLL1(SA24[D7-0]) MAIN PLL1 0-255 Main PLL2(SA25[D15-8]) MAIN PLL2 0-255 Main PLL3(SA25[D7-0]) MAIN PLL3 0-255 AVH-P7950DVD/RC...
  • Page 96 During DTV, main PLL3(SA25[D7-0]) MAIN_H_PLL3_DTV 0-255 During DTV, main PLL3 gain down(SA46[D11]) MAIN_PLL3_GAIN_DTV During DTV, main SYNC IN sampling(SA47[D9-8]) MAIN_SYNC_IN_DTV During D.RGB, main PLL3(SA25[D7-0]) MAIN_H_PLL3_DRGB 0-255 MAIN_PLL3_GAIN_DRGB During D.RGB, main PLL3 gain down(SA46[D11]) During D.RGB, main SYNC IN sampling(SA47[D9-8]) MAIN_SYNC_IN_DRGB AVH-P7950DVD/RC...
  • Page 97 [Operational specifications] Operational description Main unit key Remote controller key To top menu A.MENU/ENTER MENU_ENTER Selection cursor upward movement ↓ ↓ Selection cursor downward movement ← ← Item content adjustment → → Item content adjustment AVH-P7950DVD/RC...

  • Page 98: Dc-Dc Converter Adjustment

    8.4 DC-DC CONVERTER ADJUSTMENT - Adjustment point AMP UNIT(SIDE B) AVH-P7950DVD/RC...
  • Page 99 ITEMS SPECIFICATIONS NOTE APPLICATION -8.9 ± 0.4 V Output voltage 80 mA Frequency 370 ± 5 kHz Frequency DDCCTL : LOW Frequency 425 ± 10 kHz Frequency DDCCTL : HIGH No filter Output noise level -30 dBs or less AVH-P7950DVD/RC...

  • Page 100: Touch Panel Adjustment

    I Select a menu desired to be adjusted by using the key allocated for "selected cursor up/down movement", and enter the selected menu by using the key allocated for "menu enter". There is no condition for the menu entering. AVH-P7950DVD/RC...
  • Page 101 A/D correction are displayed. G "before" (red frame) indicates the outermost circumference value stored in the EEPROM. "after" (blue frame) indicates the MIN/MAX value of the outermost circumference value (A/D value) currently captured and the reference value for A/D correction. AVH-P7950DVD/RC...
  • Page 102 I When terminated normally. I When the obtained value is outside of the allowable range. [Key operation specifications] Operational description Main unit key Remote controller key Inspection completed/To top menu WIDE MENU_ENTER AVH-P7950DVD/RC...
  • Page 103 Refer to "calibration point" for the cursor displayed locations. [Display specifications] I 16 points adjustment in process (Order of display of the locations to be pressed.) This point is intended to end the calibration inspection, and therefore, the corrected value of this point is not obtained. AVH-P7950DVD/RC...
  • Page 104 I When terminated normally. (After pressing the 17th point.) I Forced termination by ENTER key. The screen will proceed to the top menu. [Key operation specifications] Operational description Main unit key Remote controller key Forced termination/To top menu WIDE MENU_ENTER AVH-P7950DVD/RC...
  • Page 105 G 16 calibration points are displayed in white. [Key operation specifications] Operational description Main unit key Remote controller key To top menu WIDE MENU_ENTER ↓ Cursor up movement BAND/ESC ↓ Cursor down movement ← Cursor left movement → Cursor right movement DISP AVH-P7950DVD/RC...
  • Page 106 When your finger is released from the touch panel, the cross cursor will continue to be displayed at the location where the finger pressed last. [Key operation specifications] Operational description Main unit key Remote controller key To top menu WIDE MENU_ENTER AVH-P7950DVD/RC...
  • Page 107 • When the EEPROM has been initialized. [Key operation specifications] Operational description Main unit key Remote controller key Determination of initializing item V.ADJ BACK ↓ Selected cursor up movement DISP ↓ Selected cursor down movement To top menu WIDE MENU_ENTER AVH-P7950DVD/RC...

  • Page 108: Pcl Output Confirmation

    The clock signal is output from the CLKOUT(IC102 Pin 86). The clock signal should be 18.874 368 MHz ± 754 Hz. If the clock signal is out of the range, the X'tal (X101) should be replaced with new one. AVH-P7950DVD/RC...
  • Page 109 AVH-P7950DVD/RC...

  • Page 110: Exploded Views And Parts List

    • Screw adjacent to mark on the product are used for disassembly. • 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 AVH-P7950DVD/RC...
  • Page 111 Screw BMZ50P060FTC Screw(M4 x 3) CBA1870 Protector CHP3276 Protector CHP3364 Screw CMZ50P060FTC (2) CONTRAST TABLE "AVH-P7950DVD/RC, AVH-P7950DVD/RD, AVH-P7950DVD/RI and AVH-P7950DVD/CN5 are constructed the same except for the following:" Mark Description Owner's Manual CRB2413 CRB2413 CRB2413 Not used Owner's Manual CRB2414...

  • Page 112: Exterior(1)

    9.2 EXTERIOR(1) 60 60 AVH-P7950DVD/RC...
  • Page 113 CBA1872 Sheet CNN1525 Screw IMS20P050FTB Holder CND3222 Sheet CNN1781 Sheet CNN1071 (2) CONTRAST TABLE "AVH-P7950DVD/RC, AVH-P7950DVD/RD, AVH-P7950DVD/RI and AVH-P7950DVD/CN5 are constructed the same except for the following:" Mark Description DVD Mother Unit CWN2477 CWN2478 CWN2479 CWN2480 Cover Unit CXC8057 CXC8058...

  • Page 114: Exterior(2)

    9.3 EXTERIOR(2) 22 36 The application position of grease is referred to Page 116 and Page 117. 18%X110X110 AVH-P7950DVD/RC...
  • Page 115 CNN1349 Gear CNR1855 Main PCB Unit(Service) CXX2316 Gear CNR1856 Gear CNR1857 Gear CNR1925 Gear CNR1859 Gear CNR1860 Gear CNR1861 Gear CNR1862 Gear CNR1864 Gear CNR1926 Gear CNV8980 Gear CNV8981 Gear CNV8983 Gear CNV8984 Gear CNV8985 Gear CNV8987 Rack CNV8995 AVH-P7950DVD/RC...
  • Page 116 - The gear assembly figure of the Drive Unit CNR1861 CNV8980 CNV8984 CNR1926 CNR1860 CNR1862 CNV8981 CNV8985 CNR1859 - Grease HOLDER (CND3245) HOLDER HOLDER GEAR (1) : GEM1011 (2) : GEM1043 (3) : GEM1047 AVH-P7950DVD/RC...
  • Page 117 (1) : GEM1011 (2) : GEM1043 (3) : GEM1047 (4) : GEM1024 (5) : GEM1072 (6) : GEM1071 AVH-P7950DVD/RC...

  • Page 118: Exterior(3)

    9.4 EXTERIOR(3) The application position of grease is referred to Page 120. 18%X110%X110 AVH-P7950DVD/RC...
  • Page 119 Screw(M2 x 2) CBA1872 Spring CBH2953 Cushion CNN1259 Connector CKS5503 Lighting Conductor CNV8959 (2) CONTRAST TABLE "AVH-P7950DVD/RC, AVH-P7950DVD/RD, AVH-P7950DVD/RI and AVH-P7950DVD/CN5 are constructed the same except for the following:" Mark Description Grille Unit CXC8063 CXC8064 CXC8064 CXC8064 Grille Assy CXC7695...
  • Page 120 - Grease (1) : GEM1024 (2) : GEM1070 AVH-P7950DVD/RC...
  • Page 121 AVH-P7950DVD/RC...

  • Page 122: Tuner Selector Assy

    9.5 TUNER SELECTOR ASSY AVH-P7950DVD/RC...
  • Page 123 Holder CND2145 Amp Unit CWN2493 Screw BMZ26P200FTC Screw BPZ30P060FTC Clamper CEF1042 Pin Jack(CN9443) CKB1073 Pin Jack(CN9442) CKB1074 Pin Jack(CN9441) CKB1077 Socket(CN9001) CKM1446 Connector(CN9011) CKS4822 Connector(CN9012) CKS4822 Connector(CN9452) CKS5066 Connector(CN9451) CKS5560 Holder CND3198 Holder CND3199 Holder CND3200 Heat Sink CNR1852 AVH-P7950DVD/RC...

  • Page 124: Accessory And Power Supply Unit

    9.6 ACCESSORY AND POWER SUPPLY UNIT AVH-P7950DVD/RC...
  • Page 125 Remote Control Assy CXC6273 Cover CZN7062 Resistor RSV2PMF102J Panel See Contrast table(2) Resistor RS1/2PMF102J Screw BMZ20P030FTB (2) CONTRAST TABLE "AVH-P7950DVD/RC, AVH-P7950DVD/RD, AVH-P7950DVD/RI and AVH-P7950DVD/CN5 are constructed the same except for the following:" Mark Description Panel CNS8691 CNS8689 CNS8689 CNS8689 AVH-P7950DVD/RC...

  • Page 126: Dvd Mechanism Module

    9.7 DVD MECHANISM MODULE (A): GEM1045 (B): GEM1043 (C): GEM1024 (D): GEM1050 AVH-P7950DVD/RC...
  • Page 127 CNC9933 Motor(SPDL)(M3) CXM1362 Holder CND2643 Screw JFZ20P018FTC Frame CND2250 Washer YE20FTC Holder CND2251 Pickup Unit(Service) CXX2118 Screw IMS20P030FTC Holder CND3936 Sheet CNM6883 Collar CNV9570 Sheet CNM8697 Shaft CLA4771 Sheet CNM9658 Sheet CNM9407 CNV7156 Clamper CNV7158 Roller CNV7165 Rack CNV7175 AVH-P7950DVD/RC...

  • Page 128: Schematic Diagram

    10. SCHEMATIC DIAGRAM 10.1 DVD MOTHER UNIT(SYSTEM)(GUIDE PAGE) Note: When ordering service parts, be sure to refer to " EXPLODED VIEWS AND PARTS LIST" or "ELECTRICAL PARTS LIST". Large size SCH diagram Guide page Detailed page AVH-P7950DVD/RC...
  • Page 129 The > mark found on some component parts indicates : The power supply is shown with the marked box. the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation. AVH-P7950DVD/RC...
  • Page 130 AVH-P7950DVD/RC...
  • Page 131 AVH-P7950DVD/RC...
  • Page 132 AVH-P7950DVD/RC...
  • Page 133 AVH-P7950DVD/RC...

  • Page 134: Dvd Mother Unit(Dsp)(Guide Page)

    10.2 DVD MOTHER UNIT(DSP)(GUIDE PAGE) CN9451 CN9451 CN8601 > > CN1851 CN1901 > CN7401 > > > > CN5601 CN5601 CN101 CN5602 AVH-P7950DVD/RC...
  • Page 135 DVD MOTHER UNIT(DSP) > CN7551 > CN101 AVH-P7950DVD/RC...
  • Page 136 AVH-P7950DVD/RC...
  • Page 137 AVH-P7950DVD/RC...
  • Page 138 AVH-P7950DVD/RC...
  • Page 139 AVH-P7950DVD/RC...

  • Page 140: Keyboard Unit(Guide Page)

    10.3 KEYBOARD UNIT(GUIDE PAGE) AVH-P7950DVD/RC...
  • Page 141 KEYBOARD UNIT CN651 AVH-P7950DVD/RC...
  • Page 142 AVH-P7950DVD/RC...
  • Page 143 AVH-P7950DVD/RC...
  • Page 144 AVH-P7950DVD/RC...
  • Page 145 AVH-P7950DVD/RC...

  • Page 146: Sub Keyboard Unit

    10.4 SUB KEYBOARD UNIT SUB KEYBOARD UNIT CN4801 AVH-P7950DVD/RC...
  • Page 147 AVH-P7950DVD/RC...

  • Page 148: Dvd Core Unit(1/2)(Guide Page)

    10.5 DVD CORE UNIT(1/2)(GUIDE PAGE) RF SIGNAL FOCUS SERVO LINE TRACKING SERVO LINE CARRIAGE SERVO LINE SPINDLE SERVO LINE CWW1434 AVH-P7950DVD/RC...
  • Page 149 DVD CORE UNIT (1/2) M2,M3 CWW1435 AVH-P7950DVD/RC...
  • Page 150 AVH-P7950DVD/RC...
  • Page 151 AVH-P7950DVD/RC...
  • Page 152 AVH-P7950DVD/RC...
  • Page 153 AVH-P7950DVD/RC...

  • Page 154: Dvd Core Unit(2/2)

    10.6 DVD CORE UNIT(2/2) CN701 AVH-P7950DVD/RC...
  • Page 155 DVD CORE UNIT (2/2) CN702 AVH-P7950DVD/RC...
  • Page 156 50 ns/div 0.2 V/div(AC) 50 ns/div 0.2 V/div(AC) 50 ns/div Inner peripheral Peripheral DVDRF(x 1.3 ZCAV) DVDRF(x 5 CAV DVDRF(x 5 CAV 2TD1 2TD1 0.5 V/div 0.1 V/div 0.1 V/div DVDRF(BD1 mm) Interval FWD Interval REV 2.2 V VHALF VHALF AVH-P7950DVD/RC...
  • Page 157 1 ms/div B + -B - 4CH2 Play TD Focus Close ID search Inside t Outside VHALF VHALF 5FD1 5FD1 5FD1 0.5 V/div 20 ms/div 0.5 V/div 0.5 V/div Play FD Focus Jump L0tL1 Focus Jump L1tL0 VHALF VHALF VHALF AVH-P7950DVD/RC...

  • Page 158: Compound Unit(A), Compound Unit(B)

    10.7 COMPOUND UNIT(A), COMPOUND UNIT(B) COMPOUND UNIT(A) Q1299 R1298 R1299 CPT231S C TD S1205 CSN1070 CN1301 DISC SENS DISC SENS S1203 CSN1069 CSN1070 S1204 S1202 CSN1069 12cm S1201 CSN1069 COMPOUND UNIT(B) CL AMP CSN1067 AVH-P7950DVD/RC...
  • Page 159 AVH-P7950DVD/RC...

  • Page 160: Monitor Unit(Monitor)(Guide Page)

    10.8 MONITOR UNIT(MONITOR)(GUIDE PAGE) > > 1.75 A 750 mA R001 CN572 CN571 CN571 AVH-P7950DVD/RC...
  • Page 161 LCD MODULE MONITOR UNIT(MONITOR) SI6544BDQ SI6544BDQ TC90A96BFGSING AVH-P7950DVD/RC...
  • Page 162 AVH-P7950DVD/RC...
  • Page 163 LCD MODULE AVH-P7950DVD/RC...
  • Page 164 AVH-P7950DVD/RC...
  • Page 165 AVH-P7950DVD/RC...

  • Page 166: Monitor Unit(Gdc)(Guide Page)

    10.9 MONITOR UNIT(GDC)(GUIDE PAGE) CL-196HR-CD(AB) CL-196HR-CD(AB) CL-196HR-CD(AB) WIDE V.ADJUST PE5605A PEH111A AVH-P7950DVD/RC...
  • Page 167 CN6001 MONITOR UNIT(GDC) AVH-P7950DVD/RC...
  • Page 168 AVH-P7950DVD/RC...
  • Page 169 AVH-P7950DVD/RC...
  • Page 170 AVH-P7950DVD/RC...
  • Page 171 AVH-P7950DVD/RC...

  • Page 172: Drive Unit

    10.10 DRIVE UNIT MAIN PCB UNIT(SERVICE) CN572 AVH-P7950DVD/RC...
  • Page 173 SWITCH PCB UNIT VOLUME PCB UNIT AVH-P7950DVD/RC...

  • Page 174: Power Supply Unit(Guide Page)

    10.11 POWER SUPPLY UNIT(GUIDE PAGE) > CN231 > > > > > > AVH-P7950DVD/RC...
  • Page 175 POWER SUPPLY UNIT > > > > > > > AVH-P7950DVD/RC...
  • Page 176 AVH-P7950DVD/RC...
  • Page 177 AVH-P7950DVD/RC...
  • Page 178 AVH-P7950DVD/RC...
  • Page 179 AVH-P7950DVD/RC...

  • Page 180: Amp Unit(Guide Page)

    10.12 AMP UNIT(GUIDE PAGE) CN752 CN753 > CN8401 > 0.5 A > > AVH-P7950DVD/RC...
  • Page 181 AMP UNIT > AVH-P7950DVD/RC...
  • Page 182 AVH-P7950DVD/RC...
  • Page 183 AVH-P7950DVD/RC...
  • Page 184 AVH-P7950DVD/RC...
  • Page 185 AVH-P7950DVD/RC...

  • Page 186: Tuner Selector Unit(Selector)(Guide Page)

    10.13 TUNER SELECTOR UNIT(SELECTOR)(GUIDE PAGE) > > Video input > > CN9452 > > AVH-P7950DVD/RC...
  • Page 187 TUNER SELECTOR UNIT(SELECTOR) > > > > > > > > > CN751 AVH-P7950DVD/RC...
  • Page 188 AVH-P7950DVD/RC...
  • Page 189 AVH-P7950DVD/RC...
  • Page 190 AVH-P7950DVD/RC...
  • Page 191 AVH-P7950DVD/RC...

  • Page 192: Tuner Selector Unit(Tuner)(Guide Page)

    10.14 TUNER SELECTOR UNIT(TUNER)(GUIDE PAGE) AVH-P7950DVD/RC...
  • Page 193 TUNER SELECTOR UNIT(TUNER) AVH-P7950DVD/RC...
  • Page 194 AVH-P7950DVD/RC...
  • Page 195 AVH-P7950DVD/RC...
  • Page 196 AVH-P7950DVD/RC...
  • Page 197 AVH-P7950DVD/RC...

  • Page 198: Pcb Connection Diagram

    CN9451 For further information for respective destinations, be sure to check with the schematic dia- gram. CORD ASSY 2.Viewpoint of PCB diagrams OPT IN Capacitor Connector SIDE A SIDE B Chip Part P.C.Board CN7551 CN1901 CN1851 AVH-P7950DVD/RC...
  • Page 199 SIDE A CN8601 CN101 CN5601 CN5602 FRONT AVH-P7950DVD/RC...
  • Page 200 DVD MOTHER UNIT TP451 TP571 TP572 TP574 TP573 AVH-P7950DVD/RC...
  • Page 201 SIDE B TP451 TP731 TP733 TP734 TP735 NSCLS NSOPEN CN7401 AVH-P7950DVD/RC...

  • Page 202: Keyboard Unit

    11.2 KEYBOARD UNIT SIDE A SIDE B KEYBOARD UNIT KEYBOARD UNIT CN651 AVH-P7950DVD/RC...

  • Page 203: Sub Keyboard Unit

    11.3 SUB KEYBOARD UNIT SIDE A SIDE B SUB KEYBOARD UNIT SUB KEYBOARD UNIT CN4801 AVH-P7950DVD/RC...

  • Page 204: Dvd Core Unit

    11.4 DVD CORE UNIT DVD CORE UNIT PICKUP UNIT (SERVICE) M2, M3 CN701 AVH-P7950DVD/RC...
  • Page 205 SIDE A CN702 UNIT AVH-P7950DVD/RC...
  • Page 206 DVD CORE UNIT AVH-P7950DVD/RC...
  • Page 207 SIDE B AVH-P7950DVD/RC...

  • Page 208: Compound Unit(A), Compound Unit(B)

    11.5 COMPOUND UNIT(A), COMPOUND UNIT(B) COMPOUND UNIT(A) COMPOUND UNIT(B) Q1299 R1298 CL AMP R1299 S1205 S1204 DISC SENS S1203 DISC SENS S1202 12cm S1201 CN1301 AVH-P7950DVD/RC...

  • Page 209: Drive Unit

    VR101 IC104 C110 IC102 S101 C109 Angle R109 CN102 C105 sense Angle C103 R117 C107 C104 Angle motor Slide motor CN103 VOLUME PCB UNIT CN102 SIDE B MAIN PCB UNIT(SERVICE) VOLUME PCB UNIT CN103 IC103 IC105 H I J AVH-P7950DVD/RC...

  • Page 210: Monitor Unit

    11.7 MONITOR UNIT MONITOR UNIT TOUCH PANEL LCD MOD AVH-P7950DVD/RC...
  • Page 211 CN6001 SIDE A LCD MODULE CN572 CN571 AVH-P7950DVD/RC...
  • Page 212 MONITOR UNIT VDCM12V VCC5V VCC18V VCC3.3 VCC8V PWFL CSYNC COMP GDC1.2V V.ADJUST WIDE AVH-P7950DVD/RC...
  • Page 213 SIDE B SW33V VCOM SW25V INVPUL DIMDTY LCD MODULE AVH-P7950DVD/RC...

  • Page 214: Power Supply Unit

    11.8 POWER SUPPLY UNIT POWER SUPPLY UNIT SIDE A CORD ASSY CN231 AVH-P7950DVD/RC...
  • Page 215 POWER SUPPLY UNIT SIDE B AVH-P7950DVD/RC...

  • Page 216: Amp Unit

    11.9 AMP UNIT AMP UNIT CN752 CN8401 CN753 AVH-P7950DVD/RC...
  • Page 217 SIDE A AVH-P7950DVD/RC...
  • Page 218 AMP UNIT TP9021 AVH-P7950DVD/RC...
  • Page 219 SIDE B TP9021 TP9022 AVH-P7950DVD/RC...

  • Page 220: Tuner Selector Unit

    11.10 TUNER SELECTOR UNIT TUNER SELECTOR UNIT CN751 CN8560 COMPONENT OUT AV-BUS IN BACK AVH-P7950DVD/RC...
  • Page 221 SIDE A IP-BUS CORD ASSY CN9452 Video input ANTENNA IN BACK CAMERA IN AVH-P7950DVD/RC...
  • Page 222 MS4CR MS4CB MS4Y FCOMP REARV VIN1_V AVH-P7950DVD/RC...
  • Page 223 SIDE B TUNER SELECTOR UNIT FCOMP YOUT CBOUT CROUT AVH-P7950DVD/RC...

  • Page 224: Electrical Parts List

    : Tuner Selector Unit IC 854 (B,46,63) IC NJM4558V IC 871 (B,105,118) IC BA6288FS IC 3001 (A,137,35) IC PEG361A IC 3002 (B,134,33) IC S-80827CNNB-B8M IC 3101 (A,74,48) IC AK5381VT IC 3151 (A,64,16) IC TC74VHC08FTS1 IC 3152 (A,71,33) IC AK4113VF AVH-P7950DVD/RC...
  • Page 225 (A,34,8) Chip Transistor DTC114EUA D 759 (B,45,135) Diode UDZS5R6(B) Q 656 (A,32,32) Chip Transistor DTA114EUA D 760 (B,49,135) Diode UDZS5R6(B) Q 657 (A,25,36) Transistor 2SC4081 D 761 (B,45,133) Diode UDZS5R6(B) Q 658 (A,25,39) Transistor 2SC4081 D 762 (B,49,133) Diode UDZS5R6(B) AVH-P7950DVD/RC...
  • Page 226 CTF1473 (A,104,88) Fuse 2 A CEK1284 >FU651 L 3201 (B,26,135) Inductor CTF1473 (B,26,20) Fuse 250 mA CEK1276 >FU652 (A,22,7) Fuse 400 mA CEK1250 L 3251 (A,78,33) Inductor CTF1473 >FU751 L 3252 (A,78,39) Inductor CTF1473 (A,50,133) Fuse 3 A CEK1286 AVH-P7950DVD/RC...
  • Page 227 R 210 (A,151,68) RS1/16S102J R 144 (A,130,53) RS1/16S471J R 212 (A,151,67) RS1/16S473J R 145 (B,127,80) RS1/16S471J R 213 (A,154,66) RS1/16S473J R 146 (A,132,53) RS1/16S471J R 214 (A,151,65) RS1/16S473J R 147 (B,131,64) RS1/16S473J R 215 (A,154,64) RS1/16S102J R 148 (B,127,83) RS1/16S471J AVH-P7950DVD/RC...
  • Page 228 R 278 (A,122,53) RS1/16S0R0J R 458 (A,56,104) RS1/16S1001D R 279 (B,122,87) RS1/16S472J R 459 (A,72,111) RS1/16S101J R 280 (B,120,87) RS1/16S472J R 460 (A,73,105) RS1/16S101J R 281 (A,47,66) RS1/16S153J R 461 (A,73,116) RS1/16S101J R 282 (A,155,83) RS1/16S102J R 476 (B,49,83) RS1/16S0R0J AVH-P7950DVD/RC...
  • Page 229 R 590 (B,108,111) RAB4CQ121J R 691 (B,24,8) RS1/16S0R0J R 591 (B,104,111) RS1/16S472J R 701 (A,55,26) RS1/16S151J R 702 (A,55,24) RS1/16S0R0J R 592 (A,109,75) RS1/16S103J R 593 (A,107,74) RS1/16S103J R 703 (A,55,23) RS1/16S151J R 594 (A,100,87) RS1/16S0R0J R 704 (A,55,21) RS1/16S151J AVH-P7950DVD/RC...
  • Page 230 R 864 (B,48,62) RS1/16S223J R 3036 (B,132,41) RS1/16SS473J R 865 (B,46,57) RS1/16S223J R 3037 (B,131,41) RS1/16SS473J R 866 (B,41,57) RS1/16S223J R 3038 (B,130,41) RS1/16SS473J R 867 (B,43,59) RS1/16S223J R 3039 (A,126,42) RS1/16S102J R 868 (B,42,59) RS1/16S223J R 3040 (B,131,33) RS1/16S104J AVH-P7950DVD/RC...
  • Page 231 R 3253 (A,84,30) RS1/16S0R0J R 3512 (A,53,114) RS1/16S151J R 3254 (A,82,36) RS1/16S0R0J R 3513 (B,55,127) RS1/16S151J R 3301 (A,112,6) RS1/16SS221J R 3514 (B,57,127) RS1/16S151J R 3302 (A,105,8) RS1/16SS221J R 3515 (B,52,121) RS1/16S151J R 3303 (A,109,6) RS1/16SS221J R 3551 (A,89,41) RS1/16S0R0J AVH-P7950DVD/RC...
  • Page 232 CKSRYB105K10 C 103 (A,119,69) CCSRCH5R0C50 C 312 (A,47,63) CKSRYB105K10 C 104 (A,119,72) CCSRCH5R0C50 C 313 (B,55,61) CKSSYB102K50 C 105 (A,117,81) CKSRYB104K25 C 314 (B,56,61) CKSSYB102K50 C 106 (A,118,81) CKSRYB102K50 C 391 (A,23,69) 10 µF CCG1171 C 107 (B,93,66) CKSRYB105K10 AVH-P7950DVD/RC...
  • Page 233 (A,106,142) 2 200 µF/16 V CCH1405(P35) C 3301 (B,101,7) CKSSYB104K10 C 631 (B,110,72) CKSRYB104K25 C 3302 (B,98,7) CKSSYB104K10 C 632 (B,100,75) CKSRYB104K25 C 3303 (B,96,7) CKSSYB104K10 C 651 (B,22,20) CEVLW100M16 C 3304 (B,94,7) CKSSYB104K10 C 652 (B,14,14) CKSRYB104K25 C 3305 (B,92,7) CKSSYB104K10 AVH-P7950DVD/RC...
  • Page 234 (A,26,20) LED CL-196HR-CD(AB) C 3506 (A,115,43) 10 µF CCG1171 C 3507 (A,111,51) 10 µF CCG1171 D 7208 (A,26,18) LED NHSW046-5779 D 7251 (A,123,18) LED NHSW046-5779 C 3508 (A,108,53) 10 µF CCG1171 D 7252 (A,123,5) LED NHSW046-5779 C 3509 (A,106,52) CKSSYB104K10 AVH-P7950DVD/RC...
  • Page 235 RS1/16S1501D R 7101 (B,13,8) RS1/16S0R0J C 7008 (B,114,14) CKSSYB104K10 R 7102 (B,4,8) RS1/16S0R0J C 7009 (B,114,13) CKSSYB104K10 R 7103 (A,116,10) RS1/16SS822J C 7010 (A,33,8) 10 µF CCG1171 R 7104 (A,134,4) RS1/16SS122J R 7105 (A,141,5) RS1/16SS122J R 7106 (A,139,20) RS1/16SS182J AVH-P7950DVD/RC...
  • Page 236 D 4507 (B,123,10) LED CL-196HR-CD(AB) D 4701 (A,46,115) Diode 1SS355 Unit Number : CWN2483 D 4702 (A,39,110) Diode UDZS5R6(B) Unit Name : Monitor Unit D 4703 (A,41,110) Diode UDZS5R6(B) D 4704 (A,43,110) Diode UDZS5R6(B) D 4705 (A,45,110) Diode UDZS5R6(B) AVH-P7950DVD/RC...
  • Page 237 L 5106 (A,107,61) Inductor CTF1306 L 5174 (A,114,65) Inductor CTF1635 L 5107 (A,78,65) Inductor CTF1306 L 5175 (A,115,89) Inductor CTF1635 L 5108 (A,110,64) Inductor CTF1306 L 5201 (A,113,99) Inductor CTF1306 L 5109 (A,111,68) Inductor CTF1306 L 5202 (A,62,84) Inductor LCKAW101J2520 AVH-P7950DVD/RC...
  • Page 238 R 4088 (A,52,74) RS1/16SS0R0J R 4022 (A,56,82) RS1/16SS471J R 4089 (A,47,73) RS1/16SS0R0J R 4023 (A,56,83) RS1/16SS470J R 4090 (A,48,73) RS1/16SS0R0J R 4024 (A,58,82) RS1/16SS470J R 4091 (A,49,73) RS1/16SS0R0J R 4025 (A,28,84) RAB4CQ221J R 4092 (A,44,102) RS1/16SS102J R 4026 (A,56,85) RS1/16SS221J AVH-P7950DVD/RC...
  • Page 239 R 4337 (A,27,74) RS1/16SS470J R 4816 (A,133,102) RS1/16SS0R0J R 4338 (A,22,40) RAB4CQ560J R 4817 (A,129,101) RS1/16SS0R0J R 4339 (A,21,72) RS1/16SS473J R 5001 (A,56,113) RS1/16SS102J R 4340 (A,22,72) RS1/16SS473J R 5002 (A,142,52) RS1/16SS474J R 4341 (A,20,72) RS1/16SS473J R 5003 (A,123,97) RS1/16SS684J AVH-P7950DVD/RC...
  • Page 240 R 5126 (A,72,70) RS1/16SS473J R 5422 (A,63,74) RS1/16SS0R0J R 5127 (A,72,72) RS1/16SS473J R 5423 (A,70,62) RS1/16SS0R0J R 5128 (A,72,73) RS1/16SS473J R 5501 (A,63,22) RS1/16SS103J R 5129 (A,72,74) RS1/16SS473J R 5502 (A,64,23) RS1/16SS104J R 5130 (A,86,96) RAB4CQ151J R 5503 (A,67,23) RS1/16SS473J AVH-P7950DVD/RC...
  • Page 241 C 5004 (A,58,109) CKSRYB103K50 C 4201 (A,40,35) CCSSCH560J50 C 5005 (A,137,33) CKSRYB104K25 C 4202 (A,47,34) CSZSC101M10 C 5006 (A,140,50) CKSRYB104K25 C 4203 (A,34,35) CKSSYB104K10 C 5008 (A,123,95) CKSRYB104K25 C 4204 (A,28,30) CKSSYB104K10 C 5009 (A,136,30) CSZSR101M6R3 C 4205 (A,39,30) CKSSYB104K10 AVH-P7950DVD/RC...
  • Page 242 CKSQYB105K16 C 5162 (A,92,91) CKSSYB104K10 C 5069 (A,120,77) CKSQYF105Z25 C 5163 (A,95,91) CKSSYB104K10 C 5101 (A,85,59) CCSSCH8R0D50 C 5164 (A,102,91) CKSSYB104K10 C 5102 (A,93,53) 10 µF CCG1171 C 5165 (A,82,91) CKSSYB104K10 C 5103 (A,87,59) CCSSCH8R0D50 C 5166 (A,99,91) CKSSYB104K10 AVH-P7950DVD/RC...
  • Page 243 CCSSCH680J50 C 5418 (A,63,61) CCSSCH680J50 R 116 RS1/16S102J C 5419 (A,68,62) CCSSCH680J50 R 117 RS1/16S472J C 5420 (A,65,73) CCSSCH680J50 CAPACITORS C 5421 (A,59,72) CCSSCH680J50 C 5501 (A,85,31) 10 µF CCG1223 C 101 CKSYB475K16 C 5502 (A,85,35) 10 µF CCG1223 AVH-P7950DVD/RC...
  • Page 244 R 7756 (B,17,51) RS1/16S102J D 7701 (B,29,15) Diode RSX201L-30 R 7801 (B,36,64) RS1/16S471J D 7702 (B,38,15) Diode RSX201L-30 D 7704 (B,66,27) Diode RSX201L-30 R 7802 (A,32,58) RS1/16S2R2J R 7803 (A,35,58) RS1/16S2R2J D 7705 (B,70,27) Diode RSX201L-30 R 7804 (A,32,56) RS1/16S2R2J AVH-P7950DVD/RC...
  • Page 245 L 9407 (B,32,17) Inductor CTF1473 IC 9102 (A,36,28) IC OPA2134UA L 9408 (B,24,17) Inductor CTF1473 IC 9151 (A,36,38) IC OPA2134UA L 9441 (B,17,17) Inductor CTF1473 IC 9171 (A,21,38) IC OPA2134UA L 9442 (A,80,21) Inductor CTF1487 IC 9181 (A,55,28) IC OPA2134UA AVH-P7950DVD/RC...
  • Page 246 R 9188 (A,49,27) RS1/16S472J R 9112 (B,38,27) RS1/16S682J R 9189 (A,48,29) RS1/16S153J R 9113 (B,25,28) RS1/16S682J R 9202 (B,17,66) RS1/16S223J R 9114 (B,41,28) RS1/16S682J R 9204 (A,16,64) RS1/16S393J R 9115 (B,15,28) RS1/16S682J R 9205 (B,17,71) RS1/16S0R0J R 9116 (B,31,28) RS1/16S682J AVH-P7950DVD/RC...
  • Page 247 R 9435 (B,61,14) RS1/16S223J C 9125 (A,26,32) CKSYB106K6R3 R 9436 (B,53,14) RS1/16S223J C 9126 (A,39,32) CKSYB106K6R3 R 9437 (B,47,14) RS1/16S223J C 9141 (B,23,57) CKSYB106K6R3 R 9438 (B,34,13) RS1/16S223J C 9142 (B,27,52) CKSYB106K6R3 R 9439 (B,30,13) RS1/16S223J C 9145 (B,26,43) CCSRCH221J50 AVH-P7950DVD/RC...
  • Page 248 C 9322 (B,48,40) CKSYB475K16 IC 8502 (B,164,54) IC NJM2391DL1-33 C 9323 (B,42,40) CKSYB475K16 IC 8504 (A,124,100) IC NJM2388F84 IC 8601 (A,118,141) IC NJM2505AF C 9324 (B,49,62) CKSRYB104K25 IC 8651 (A,129,135) IC TPD1018F C 9325 (A,29,87) 3 300 µF/16 V CCH1583 AVH-P7950DVD/RC...
  • Page 249 D 8102 (B,153,92) Diode DAP202U D 8802 (B,122,89) Diode DAN202U D 8201 (A,161,151) Diode UDZS5R6(B) D 8803 (B,126,84) Diode DAN202U D 8202 (A,168,151) Diode UDZS5R6(B) D 8804 (B,115,90) Diode DAN202U D 8203 (A,158,150) Diode UDZS5R6(B) D 8806 (A,111,51) Diode DAP202K AVH-P7950DVD/RC...
  • Page 250 (A,98,65) RS1/16S474J RESISTORS R 8115 (A,95,65) RS1/16S474J R 8116 (A,98,70) RS1/16S622J R 8001 (B,42,76) RS1/16S473J R 8117 (B,84,91) RS1/16S102J R 8004 (B,26,86) RS1/16S471J R 8118 (A,91,65) RS1/16S474J R 8005 (B,43,87) RS1/16S473J R 8119 (A,95,70) RS1/16S622J R 8006 (B,46,85) RS1/16S473J AVH-P7950DVD/RC...
  • Page 251 R 8314 (B,106,33) RS1/16S473J R 8508 (B,174,105) RS1/16S123J R 8315 (B,152,25) RS1/16S473J R 8510 (B,184,68) RS1/16S681J R 8316 (B,160,24) RS1/16S473J R 8511 (B,181,100) RS1/16S222J R 8317 (B,101,20) RS1/16S473J R 8512 (B,184,69) RS1/16S681J R 8318 (B,107,20) RS1/16S473J R 8514 (B,182,61) RS1/16S471J AVH-P7950DVD/RC...
  • Page 252 R 8649 (A,94,133) RS1/16S102J R 8770 (B,92,32) RS1/16S152J R 8650 (A,120,143) RS1/16SS101J R 8771 (A,86,30) RS1/16S681J R 8651 (A,129,130) RS1/16S103J R 8772 (A,82,26) RS1/16S223J R 8701 (A,128,53) RS1/16S0R0J R 8773 (A,84,26) RS1/16S223J R 8702 (A,148,102) RS1/16S103J R 8774 (B,92,37) RS1/16S681J AVH-P7950DVD/RC...
  • Page 253 C 8219 (A,157,134) CEVW220M16 C 8010 (A,20,97) CEVW470M6R3 C 8251 (B,129,16) CKSRYB105K10 C 8011 (B,18,91) CKSRYB102K50 C 8252 (B,137,25) CKSRYB105K10 C 8012 (A,17,80) CKSRYB102K50 C 8253 (B,128,19) CKSRYB105K10 C 8013 (A,11,84) CCSRCH100D50 C 8254 (B,141,27) CKSRYB105K10 C 8014 (A,11,87) CCSRCH100D50 AVH-P7950DVD/RC...
  • Page 254 CKSRYB104K25 C 8722 (A,149,134) CEVW470M16 C 8455 (A,40,22) CKSRYB104K25 C 8723 (B,143,136) CKSRYB103K50 C 8504 (B,186,111) CKSRYB332K50 C 8751 (A,102,46) CEVW221M4 C 8506 (B,186,92) CKSRYB103K50 C 8752 (A,94,46) CEVW221M4 C 8507 (B,181,83) CKSRYB103K50 C 8753 (A,94,31) 47 µF CCG1181 AVH-P7950DVD/RC...
  • Page 255 DTL1106 MISCELLANEOUS EF1502 (A,61,44) EMI Filter DTL1106 IC 1003 (B,72,42) IC S-80859CNNB-B9K EF1901 (A,87,74) EMI Filter DTF1106 IC 1004 (B,75,48) Regulator IC NJM2880U1-05 EF1903 (A,91,64) EMI Filter DTL1106 IC 1005 (B,61,58) IC S-L2980A50MC-C7J IC 1007 (B,82,54) IC NJM2885DL1-33 RESISTORS AVH-P7950DVD/RC...
  • Page 256 R 1405 (B,48,10) RS1/16SS221J R 1571 (B,57,22) RAB4CQ560J R 1406 (B,25,4) RS1/16SS104J R 1573 (B,63,19) RS1/16SS560J R 1407 (B,25,6) RS1/16SS104J R 1582 (A,81,25) RS1/16SS103J R 1410 (B,47,31) RS1/16SS104J R 1583 (A,81,27) RS1/16SS103J R 1501 (B,71,3) RAB4CQ560J R 1584 (A,77,28) RS1/16SS103J AVH-P7950DVD/RC...
  • Page 257 C 1498 (B,77,26) CKSSYB102K50 C 1025 (B,64,58) CKSRYB105K10 C 1499 (B,49,4) CKSSYB102K50 C 1026 (B,12,19) CKSSYB104K10 C 1501 (A,68,44) CKSQYB106K6R3 C 1027 (A,90,53) CCSSCH101J50 C 1502 (A,58,43) CKSQYB106K6R3 C 1028 (B,89,56) CKSRYB105K10 C 1503 (A,55,3) CKSSYB104K10 C 1029 (B,89,52) CKSQYB225K10 AVH-P7950DVD/RC...
  • Page 258 CKSSYB104K10 Motor(SPINDLE) CXM1362 C 1621 (A,50,38) CKSSYB104K10 C 1622 (A,52,38) CKSSYB104K10 C 1623 (A,52,39) CKSSYB104K10 C 1624 (A,43,27) CKSSYB103K16 C 1625 (A,56,36) CKSSYB104K10 C 1626 (A,41,31) CKSRYB105K10 C 1627 (A,43,23) CKSSYB104K10 C 1628 (A,54,36) CKSSYB104K10 C 1629 (A,49,36) CKSSYB104K10 AVH-P7950DVD/RC...

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