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Pioneer DEH-P86DHR Service Manual
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Pioneer DEH-P86DHR Service Manual

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Service
Manual
MULTI-CD CONTROL HIGH POWER CD PLAYER WITH RDS/ID-LOGIC TUNER
DEH-P86DHR
MULTI-CD CONTROL HIGH POWER CD PLAYER WITH ID-LOGIC TUNER
DEH-P76DH
- See the separate manual CX-597(CRT1829) for the CD mechanism description, disassembly and circuit
description.
- The CD mechanism employed in this model is one of S7 series.
- CD Player Service Precautions
1. For pickup unit(CXX1230) handling, please refer
to"Disassembly"(CX-597 Service Manual CRT1829).
During replacement, handling precautions shall be
taken to prevent an electrostatic discharge(protection
by a short pin).
CONTENTS
1. SAFETY INFORMATION ............................................2
2. EXPLODED VIEWS AND PARTS LIST .......................2
3. SCHEMATIC DIAGRAM ...........................................10
4. PCB CONNECTION DIAGRAM ................................32
5. ELECTRICAL PARTS LIST ........................................43
6. ADJUSTMENT..........................................................53
PIONEER ELECTRONIC CORPORATION
PIONEER ELECTRONICS SERVICE INC.
PIONEER ELECTRONIC [EUROPE] N.V.
PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936
C PIONEER ELECTRONIC CORPORATION 1998
DEH-P86DHR/UC
FUNC
AUDIO
P
SOURCE/ OFF
BAND
DISP
UC
4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A.
Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium
RT1/
1
RT2/
2
RT3/
3
RT4/
4
5
6
2. During disassembly, be sure to turn the power off
since an internal IC might be destroyed when a con-
nector is plugged or unplugged.
3. Please checking the grating after changing the ser-
vice pickup unit(see page 57).
7. GENERAL INFORMATION .......................................60
7.1 PARTS .................................................................60
7.1.1 IC................................................................60
7.1.2 DISPLAY ....................................................65
7.2 DIAGNOSIS ........................................................67
7.2.1 DISASSEMBLY .........................................67
7.2.2 TEST MODE ..............................................68
7.3 BLOCK DIAGRAM ..............................................70
8. OPERATIONS AND SPECIFICATIONS.....................72
K-ZZD. NOV. 1998 Printed in Japan
ORDER NO.
CRT2302
UC

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  • Page 1: Table Of Contents

    PIONEER ELECTRONICS SERVICE INC. P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A. PIONEER ELECTRONIC [EUROPE] N.V. Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936 C PIONEER ELECTRONIC CORPORATION 1998 K-ZZD. NOV. 1998 Printed in Japan...

  • Page 2: Safety Information

    DEH-P86DHR,P76DH 1. SAFETY INFORMATION CAUTION This service manual is intended for qualified service technicians; it is not meant for the casual do-it-yourselfer. Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safely repair complex products such as those covered by this manual.
  • Page 3 CEA2006 12 Screw BSZ30P050FMC 13 Nut CBN1012 14 Polyethylene Bag CEG1101 (2) CONTRAST TABLE DEH-P86DHR/UC and DEH-P76DH/UC have the same construction except for the following: Part No. Mark No. Description DEH-P86DHR/UC DEH-P76DH/UC 1-2 Owner's Manual CRB1530(English) CRD2867(English, French) 1-3 Installation Manual...
  • Page 4 DEH-P86DHR,P76DH 2.2 EXTERIOR - DEH-P86DHR...
  • Page 5 DEH-P86DHR,P76DH - EXTERIOR SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. 1 Screw BSZ26P060FMC 46 Button(FUNC) CAC4887 2 Screw BSZ26P080FMC 47 Button(SOURCE) CAC4888 3 Screw BSZ30P050FMC 48 Button(AUDIO) CAC4889 4 Screw BSZ30P200FMC 49 Button(LOUD,CLOCK) CAC4893...
  • Page 6 DEH-P86DHR,P76DH - DEH-P76DH...
  • Page 7 DEH-P86DHR,P76DH - EXTERIOR SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. 1 Screw BSZ26P060FMC 46 Button(FUNC) CAC4887 2 Screw BSZ26P080FMC 47 Button(SOURCE) CAC4888 3 Screw BSZ30P050FMC 48 Button(AUDIO) CAC4889 4 Screw BSZ30P200FMC 49 Button(LOUD,CLOCK) CAC4893...
  • Page 8 DEH-P86DHR,P76DH 2.3 CD MECHANISM MODULE...
  • Page 9 DEH-P86DHR,P76DH - CD MECHANISM MODULE SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. 1 Control Unit CWX2268 46 Connector(CN701) CKS2774 2 Pickup Unit(Service) CXX1230 47 Connector(CN801) CKS2196 3 Screw IMS26P035FMC 48 Spring CBH1832 4 Screw...

  • Page 10: Schematic Diagram

    DEH-P86DHR,P76DH 3. SCHEMATIC DIAGRAM 3.1 OVERALL CONNECTION DIAGRAM(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 TUNER AMP UNIT Guide page Detailed page DEH-P86DHR...
  • Page 11 DEH-P86DHR,P76DH DEH-P86DHR PAL005A (DEH-P86DHR) (DEH-P76DH) RESET...
  • Page 12 DEH-P86DHR,P76DH...
  • Page 13 DEH-P86DHR,P76DH...
  • Page 14 DEH-P86DHR,P76DH...
  • Page 15 DEH-P86DHR,P76DH...
  • Page 16 DEH-P86DHR,P76DH 3.2 FM/AM TUNER UNIT(CWE1472) FM/AM TUNER UN...
  • Page 17 DEH-P86DHR,P76DH ER UNIT...
  • Page 18 DEH-P86DHR,P76DH 3.3 FM/AM TUNER UNIT(CWE1417) FM/AM TUNER UN...
  • Page 19 DEH-P86DHR,P76DH ER UNIT...
  • Page 20 DEH-P86DHR,P76DH 3.4 KEYBOARD UNIT...
  • Page 21 DEH-P86DHR,P76DH CSS1449...
  • Page 22 DEH-P86DHR,P76DH 3.5 CD MECHANISM MODULE(GUIDE PAGE) Large size SCH diagram Guide page Detailed page 22/6R3 CXA8912 BA05SFP CXB3043 CXA8702...
  • Page 23 DEH-P86DHR,P76DH CN651...
  • Page 24 DEH-P86DHR,P76DH...
  • Page 25 DEH-P86DHR,P76DH E-a D...
  • Page 26 DEH-P86DHR,P76DH...
  • Page 27 DEH-P86DHR,P76DH CN651...
  • Page 28 DEH-P86DHR,P76DH Note:1. The encircled numbers denote measuring pointes in the circuit diagram. 2. Reference voltage - Waveforms REFO:2.5V 1 RFO 1 CH1: RFO 1 CH1: RFO 0.5V/div. 0.5µs/div. 1V/div. 1V/div. 0.5ms/div. 0.5ms/div. 2 CH2: MIRR 2 CH2: MIRR Normal mode: play 5V/div.
  • Page 29 DEH-P86DHR,P76DH 8 CH1: TEY 8 CH1: TEY 0 SIN 0.2V/div. 0.5V/div. 0.5V/div. 0.1s/div. 20ms/div. 5ms/div. 9 CH2: TIN ! CH2: SD 0.2V/div. 0.5V/div. Normal mode: play Normal mode: Play (12cm) → REFO → REFO → REFO → → REFO REFO...
  • Page 30 DEH-P86DHR,P76DH ( CH1: R OUT 6 CH1: FEY 8 CH1: TEY 0.2V/div. 1V/div. 0.2V/div. 0.2ms/div. 1ms/div. 1ms/div. ) CH2: L OUT 3 CH2: FIN 9 CH2: TIN 1V/div. 0.5V/div. 0.5V/div. Normal mode: Play (1kHz 0dB) Normal mode: During AGC Normal mode: During AGC →...
  • Page 31 DEH-P86DHR,P76DH...

  • Page 32: Pcb Connection Diagram

    DEH-P86DHR,P76DH 4. PCB CONNECTION DIAGRAM 4.1 TUNER AMP UNIT NOTE FOR PCB DIAGRAMS TUNER AMP UNIT 1. The parts mounted on this PCB CN852 CORD ASSY include all necessary parts for several destination. For further information for respective destinations, be sure to check with the schematic dia- gram.
  • Page 33 DEH-P86DHR,P76DH SIDE A CORD ASSY ANTENNA JACK IP-BUS IN FRONT PREOUT RESET CN701...
  • Page 34 DEH-P86DHR,P76DH TUNER AMP UNIT...
  • Page 35 DEH-P86DHR,P76DH SIDE B Fig. 16...
  • Page 36 DEH-P86DHR,P76DH 4.2 FM/AM TUNER UNIT SIDE A...
  • Page 37 DEH-P86DHR,P76DH SIDE B...
  • Page 38 DEH-P86DHR,P76DH 4.3 KEYBOARD UNIT SIDE A...
  • Page 39 DEH-P86DHR,P76DH SIDE B...
  • Page 40 DEH-P86DHR,P76DH 4.4 CD MECHANISM MODULE SIDE A...
  • Page 41 DEH-P86DHR,P76DH SIDE B...
  • Page 42 DEH-P86DHR,P76DH 4.5 DETACH ALARM UNIT DETACH ALARM UNIT SIDE A CORD ASSY CN853 SIDE B DETACH ALARM UNIT...

  • Page 43: Electrical Parts List

    ---- ---- ---- ------------------------ ------------ ---- ---- ---- ---- ---- ---- ---- ---- ---- ------------------------ Unit Number : CWE1472 (DEH-P86DHR) RESISTORS Unit Number : CWE1417 (DEH-P76DH) Unit Name : FM/AM Tuner Unit RS1/16S225J RS1/16S225J MISCELLANEOUS RS1/16S154J RS1/16S391J PA4023B RS1/16S223J PA4024A...
  • Page 44 DEH-P86DHR,P76DH =====Circuit Symbol and No. Part Name===== Part No. =====Circuit Symbol and No. Part Name===== Part No. ------------ ---- ---- ---- ---- ---- ---- ---- ---- ---- ------------------------ ------------ ---- ---- ---- ---- ---- ---- ---- ---- ---- ------------------------ RS1/16S102J...
  • Page 45 RS1/8S102J CKSQYB273K50 CCSRCH101J50 CKSQYB104K16 CAPACITORS CKSRYB332K50 CKSQYB473K25 CKSQYB473K16 CKSQYB473K25 CKSRYB103K25 CKSQYB103K50 CKSRYB391K50 CKSQYB103K50 CCSRCH121J50 CKSQYB103K50 CKSRYB682K50 Unit Number : CWM6379(DEH-P86DHR) CKSRYB333K16 Unit Name : Tuner Amp Unit CKSYB334K16 CKSYB334K16 MISCELLANEOUS CKSYB334K16 TA2050S CKSYB334K16 CA0008AM CKSQYB104K16 SN761027DL CKSRYB472K50 PAL005A CKSQYB104K16 M5282FP...
  • Page 46 DEH-P86DHR,P76DH =====Circuit Symbol and No. Part Name===== Part No. =====Circuit Symbol and No. Part Name===== Part No. ------------ ---- ---- ---- ---- ---- ---- ---- ---- ---- ------------------------ ------------ ---- ---- ---- ---- ---- ---- ---- ---- ---- ------------------------ Transistor...
  • Page 47 DEH-P86DHR,P76DH =====Circuit Symbol and No. Part Name===== Part No. =====Circuit Symbol and No. Part Name===== Part No. ------------ ---- ---- ---- ---- ---- ---- ---- ---- ---- ------------------------ ------------ ---- ---- ---- ---- ---- ---- ---- ---- ---- ------------------------ RS1/10S104J...
  • Page 48 DEH-P86DHR,P76DH =====Circuit Symbol and No. Part Name===== Part No. =====Circuit Symbol and No. Part Name===== Part No. ------------ ---- ---- ---- ---- ---- ---- ---- ---- ---- ------------------------ ------------ ---- ---- ---- ---- ---- ---- ---- ---- ---- ------------------------ RD1/4PU102J...
  • Page 49 DEH-P86DHR,P76DH =====Circuit Symbol and No. Part Name===== Part No. =====Circuit Symbol and No. Part Name===== Part No. ------------ ---- ---- ---- ---- ---- ---- ---- ---- ---- ------------------------ ------------ ---- ---- ---- ---- ---- ---- ---- ---- ---- ------------------------ CKSQYB333K25...
  • Page 50 DEH-P86DHR,P76DH =====Circuit Symbol and No. Part Name===== Part No. =====Circuit Symbol and No. Part Name===== Part No. ------------ ---- ---- ---- ---- ---- ---- ---- ---- ---- ------------------------ ------------ ---- ---- ---- ---- ---- ---- ---- ---- ---- ------------------------ RS1/10S473J...
  • Page 51 DEH-P86DHR,P76DH =====Circuit Symbol and No. Part Name===== Part No. =====Circuit Symbol and No. Part Name===== Part No. ------------ ---- ---- ---- ---- ---- ---- ---- ---- ---- ------------------------ ------------ ---- ---- ---- ---- ---- ---- ---- ---- ---- ------------------------ RS1/10S102J...
  • Page 52 µ F/10V CCH1181 CKSQYB473K25 CAPACITORS CKSQYB102K50 1901 CKSQYB103K50 CEAS101M10 1902 CEV470M6R3 1903 CKSQYB104K16 Unit Number : CWX2069(DEH-P86DHR) 1904 CKSQYB104K16 Unit Number : CWX2070(DEH-P76DH) 1905 CKSYB104K25 Unit Name : Keyboard Unit 1906 CKSQYB104K16 MISCELLANEOUS Unit Number : Unit Name : Photo Unit...

  • Page 53: Adjustment

    DEH-P86DHR,P76DH 6. ADJUSTMENT 6.1 TUNER ADJUSTMENT - Connection Diagram BACK UP +14.4V DC Regulated Power Supply Lch + 4Ω Lch - mV Meter (1) Oscilloscope Rch + 4Ω Rch - Dummy Antenna Antenna Plug 50Ω(37.5Ω) Stereo FM SSG Modulator 50Ω(75Ω)
  • Page 54 DEH-P86DHR,P76DH FM ADJUSTMENT Modulation M:MONO MOD., 400Hz 30%(22.5kHz Dev.) or 400Hz 100%(75kHz Dev.) S:STEREO MOD., 1kHz, L or R=30%(20.25kHz+7.5kHz Dev.) NOTE:Before proceeding to further adjustments after switching power ON, let the tuner run for ten minutes to allow the circuits to stabilize.
  • Page 55 DEH-P86DHR,P76DH 6.2 CHECKING THE KEYBOARD UNIT When checking the Keyboard Unit and Tuner Amp Unit In the Keyboard Unit and Tuner Amp Unit , there are EL , set the unit as shown in the figure. Secure the high-voltage sections with the description of "HIGH Keyboard unit by using adhesive tape to prevent it from VOLTAGE".
  • Page 56 DEH-P86DHR,P76DH 6.3 CD ADJUSTMENT 1)Precautions • This unit uses a single power supply (+5V) for the reg- • Test mode cancellation ulator. The signal reference potential, therefore, is Switch ACC, back-up OFF. connected to REFO(approx. 2.5V) instead of GND. If REFO and GND are connected to each other by mis- •...
  • Page 57 DEH-P86DHR,P76DH 6.4 CHECKING THE GRATING - Checking the Grating After Changing the Pickup Unit • Note : Unlike previous CD mechanism modules the grating angle of the PU unit cannot be adjusted after the PU unit is changed. The PU unit in the CD mechanism module is adjusted on the production line to match the CD mecha- nism module and is thus the best adjusted PU unit for the CD mechanism module.
  • Page 58 DEH-P86DHR,P76DH Xch 20mV/div, AC Grating waveform Ych 20mV/div, AC 0° 30° 45° 60° 75° 90°...

  • Page 59: Test Mode

    DEH-P86DHR,P76DH 6.5 TEST MODE - Flow Chart ACC,Back-up ON <Regulator OFF> CD Player Select SOURCE During regulator off, press the 6 key ' " and the system will be put into the Display new test mode. <Regulator ON> BAND Power ON 00 00'00"...

  • Page 60: General Information

    DEH-P86DHR,P76DH 7. GENERAL INFORMATION 7.1 PARTS 7.1.1 IC - Pin Functions (PD6191A) Pin No. Pin Name Format Function and Operation OPEN Open ROM output control romen ROM enable ADD17 ROM address AVCC Analog power supply 5V power supply AVSS Connect to GND...
  • Page 61 DEH-P86DHR,P76DH - Pin Functions (PD4623B) Pin No. Pin Name Format Function and Operation Not used xrst CD LSI reset output Not used Chip enable output crst IP-BUS reset output home Connect to VDD clamp Disc clamp input Not used CDEJET...
  • Page 62 DEH-P86DHR,P76DH - Pin Functions (PD4722B, PD4754B) Pin No. Pin Name Format Function and Operation ridrst RBDS/IDLOGIC reset output RIDSEL RBDS/IDLOGIC select output Not used AVSS A/D converter ground potential VCAOUT Sub woofer volume control Not used AVREF D/A converter reference voltage...
  • Page 63 DEH-P86DHR,P76DH Pin No. Pin Name Format Function and Operation reset Reset input RIDRDY Ready input bsens Back up power sense input asens ACC power sense input dsens Grille detach sense mosens Sensor input Not used CLKIN Clock input Power supply...
  • Page 64 DEH-P86DHR,P76DH - Pin Functions (PD6197A) Pin No. Pin Name Function and Operation Crystal oscillator connection pin Crystal oscillator connection pin Not used MOD1,0 Connect to GND Not used KYDT Display/key data output DPDT Display/key data input REMIN Remote control pulse input...

  • Page 65: Display

    DEH-P86DHR,P76DH 7.1.2 DISPLAY - LCD(CAW1389, CAW1390)
  • Page 66 DEH-P86DHR,P76DH...

  • Page 67: Diagnosis

    DEH-P86DHR,P76DH 7.2 DIAGNOSIS 7.2.1 DISASSEMBLY - Removing the Case - Removing the Tuner Amp Unit 1.Remove the five screws A, and then remove the case. 1.Remove the six screws. - Removing the Panel Assy 2.Stretch the four claws, and then remove the tuner 1.Remove the three screws B.

  • Page 68: Test Mode

    DEH-P86DHR,P76DH 7.2.2 TEST MODE - Error Number Indication If the CD should fail to operate or if an error has taken place during operation the player will enter into the error mode, and the cause of the error will be numerically indicated.
  • Page 69 DEH-P86DHR,P76DH (2) Relations of keys between TEST and NEW TEST Modes Keys Test Mode New Test Mode Regulator OFF Regulator ON PLAY in progress Error Occurred, Protection Activated  BAND Regulator ON Regulator OFF Time of occurrence / cause of error select ...

  • Page 70: Block Diagram

    DEH-P86DHR,P76DH 7.3 BLOCK DIAGRAM...
  • Page 71 DEH-P86DHR,P76DH...

  • Page 72: Operations And Specifications

    DEH-P86DHR,P76DH 8. OPERATIONS AND SPECIFICATIONS Key Finder Head Unit (DEH-P86DHR) TA S/F. SEEK button PGM button FUNCTION button EJECT button Disc loading slot 5/∞/2/3/ button FUNC +/– button AUDIO RT1/ RT2/ RT3/ RT4/ SOURCE/ OFF BAND DISP DISP button TA/RT button SOURCE button Buttons 1 –...
  • Page 73 DEH-P86DHR,P76DH Key Finder Head Unit(DEH-P76DH) F. SEEK button PGM button FUNCTION button EJECT button Disc loading slot 5/∞/2/3/ button FUNC +/– button AUDIO SOURCE/ OFF BAND DISP DISP button APF button SOURCE button Buttons 1 – 6 AUDIO button DETACH button...
  • Page 74 DEH-P86DHR,P76DH Basic Operation Switching Power ON/OFF • Select the desired source (such as the tuner). TUNER SUB.W AUDIO SOURCE/ OFF BAND Each press of the SOURCE button selects the desired source in the follow- ing order: Built-in CD player = Tuner = Multi-CD player = AUX To switch the sources OFF, hold down the SOURCE button for 1 second or more.
  • Page 75 DEH-P86DHR,P76DH Tuner Operation Basic Operation of Tuner 1. Select Tuner. TUNER SUB.W AUDIO SOURCE/ OFF BAND Each press Each press changes the Source ... changes the Source ... 2. Select the desired band. TUNER SUB.W AUDIO SOURCE/ OFF BAND F1 = F2 = F3 =AM 3.
  • Page 76 DEH-P86DHR,P76DH Using the Built-in CD Player Basic Operation of Built-in CD Player The built-in CD player plays one standard 12 cm or 8 cm (single) CD at a time. Do not use an adapter when playing 8 cm CD. 1. Insert the disc with the recorded (iridescent) surface down.
  • Page 77 DEH-P86DHR,P76DH Using Multi-CD Players Basic Operation of Multi-CD Players This product can control one or more multi-CD players. 1. Select the multi-CD player source. M-CD SUB.W AUDIO DISC SOURCE/ OFF BAND Each press Each press changes the Source ... changes the Source ...
  • Page 78 DEH-P86DHR,P76DH 4. Raise or lower the volume. M-CD SUB.W DISC 5. Turn the source OFF. AUDIO SOURCE/ OFF BAND Hold for 1 second Hold for 1 second Playing Discs on a 50-Disc Type Multi-CD Player When a magazine is loaded into a 50-Disc type Multi-CD Player, informa- tion on all the discs in the magazine is read.

  • Page 79: Balance Adjustment

    DEH-P86DHR,P76DH Audio adjustment Entering the Audio Menu In this menu, you can adjust sound quality such as fader/balance, bass/tre- ble and sub-woofer settings. • Select the mode you want to adjust in Audio Menu. TUNER SUB.W AUDIO AUDIO SOURCE/ OFF...
  • Page 80 DEH-P86DHR,P76DH Audio adjustment Bass/Treble Adjustment This product is equipped with two tone adjustment modes, the Bass (BAS) and Treble (TRE) modes. 1. Select bass mode (BAS) or treble mode (TRE) in the Audio Menu. 2. Increase or decrease the intensity of the bass or treble, whichev- er is selected.
  • Page 81 DEH-P86DHR,P76DH Specifications General CD player Power source ..14.4 V DC (10.8 – 15.1 V allowable) System ........Compact disc audio system Grounding system ........Negative type Usable discs ..........Compact disc Max. current consumption ........10.0 A Signal format ....Sampling frequency: 44.1 kHz Dimensions Number of quantizatin bits: 16;...
  • Page 82 DEH-P86DHR,P76DH...

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