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Pioneer CRT3557 Service Manual
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Pioneer CRT3557 Service Manual

Multi-cd control high power cd/mp3/wma player with fm/am tuner
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MULTI-CD CONTROL HIGH POWER CD/MP3/WMA PLAYER WITH FM/AM TUNER
DEH-P3800MP
This service manual should be used together with the following manual(s):
Model No.
Order No.
CX-3164
CRT3583
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 2005
Mech.Module
S10.5COMP1
CD Mech. Module : Circuit Descriptions, Mech. Descriptions, Disassembly
4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
DEH-P3800MP/XU/UC
Remarks
ORDER NO.
CRT3557
/XU/UC
K-ZZA. DEC. 2005 Printed in Japan

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  • 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 2005 K-ZZA.

  • Page 2: Safety Information

    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. Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty.
  • Page 3 [Important Check Points for Good Servicing] In this manual, procedures that must be performed during repairs are marked with the below symbol. Please be sure to confirm and follow these procedures. 1. Product safety Please conform to product regulations (such as safety and radiation regulations), and maintain a safe servicing environment by following the safety instructions described in this manual.

  • Page 4: Table Of Contents

    CONTENTS SAFETY INFORMATION ............................. 2 1. SPECIFICATIONS ............................5 2. EXPLODED VIEWS AND PARTS LIST ......................6 2.1 PACKING ..............................6 2.2 EXTERIOR..............................8 2.3 CD MECHANISM MODULE........................10 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ..................12 3.1 BLOCK DIAGRAM ........................... 12 3.2 OVERALL CONNECTION DIAGRAM(GUIDE PAGE)................

  • Page 5: Specifications

    1. SPECIFICATIONS DEH-P3800MP/XU/UC...

  • Page 6: Exploded Views And Parts List

    2. EXPLODED VIEWS AND PARTS LIST OTES : • Parts marked by " * " are generally unavailable because they are not in our Master Spare Parts List. • The > mark found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation.
  • Page 7 PACKING SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. Bush CNV3930 Polyethylene Bag CEG1173 Cord Assy XDE7008 Remote Control Assy CXC5719 Accessory Assy CEA4610 Battery CEX1065 Screw Assy CEA6002 Carton YHG5049 Contain Box YHL5049 Fixing Screw(M2 x 4) CBA1994 Protector YHP5008...

  • Page 8: Exterior

    2.2 EXTERIOR DEH-P3800MP/XU/UC...

  • Page 9: Cd Mechanism Module

    EXTERIOR SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. Connector YNV5033 Screw ASZ26P050FTC Screw BSZ26P060FTC Grille Unit YXA5132 Screw BSZ30P060FTC Chassis Unit YXA5128 Screw BSZ30P200FTC Panel Unit YXA5154 Cord Assy XDE7008 Button(DETACH) CAC4836 Spring CBH1835 •••••...

  • Page 10: Cd Mechanism Module

    2.3 CD MECHANISM MODULE DEH-P3800MP/XU/UC...
  • Page 11 CD MECHANISM MODULE SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. Rack CNV8342 CD Core Unit(S10.5COMP1) CWX3176 Connector(CN101) CKS4808 Roller CNV8343 Connector(CN901) CKS5284 Holder CNV8344 Screw BMZ20P025FTC CNV8345 Screw BSZ20P040FTC Guide CNV8347 CNV8348 Screw(M2 x 3) CBA1511 Screw(M2 x 4) CBA1835...

  • Page 12: Block Diagram And Schematic Diagram

    3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3.1 BLOCK DIAGRAM TUNER AMP UNIT VDD5 10 9 8 18 19 20 21 FM/AM TUNER UNIT IC 5 IC 3 EEPROM 3.3V 5.0V ANTENNA CN401 AM ANT FMRF IC 2 2.5V IC 1 FM ANT 3.3V FMRF...
  • Page 13 CN351 RESET IC 961 VDD5 BD4843G Q351 CN353 RCFL Q353 TUNPDO TPDI TUNPDI TPDO TUNPCK TPCK VDD5V REG. TUNPCE1 Q911 VDD5 TUNPCE2 Q912 SYSTEM CONTROLLER IC 601(1/2) PEG155B DALMON CN901 BACKUP SENSE B.UP FUSE BSENS BSENS BACK UP Q931 ASENS ASENS ACC SENSE B.UP...

  • Page 14: Overall Connection Diagram(Guide Page)

    3.2 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 CN901 FM:-24dBs AM:-24dBs Guide page Detailed page CD:0.35dBs SYSTEM CONTROLLER IP-Bus:2.21dBs CN1801 DEH-P3800MP/XU/UC...
  • Page 15 TUNER AMP UNIT > FM,AM:-2.9dBs CD:10.45dBs IP-Bus:10.31dBs AVCC VREF CEK1208 10A AVSS 600µH > NTROLLER TUNPDO FM,AM:23.1dBs CD:36.45dBs IP-Bus:36.31dBs NOTE : Symbol indicates a resistor. For resistors and capacitors in the circuit diagrams, their resistance No differentiation is made between chip resistors and values or capacitance values are expressed in codes: discrete resistors.
  • Page 16 DEH-P3800MP/XU/UC...
  • Page 17 DEH-P3800MP/XU/UC...
  • Page 18 DEH-P3800MP/XU/UC...
  • Page 19 DEH-P3800MP/XU/UC...

  • Page 20: Keyboard Unit

    3.3 KEYBOARD UNIT LCD DRIVER/KEY CONTROLLER 5.00MHz DEH-P3800MP/XU/UC...

  • Page 21: Keyboard Unit

    KEYBOARD UNIT FUNCTION CN803 CEL1651 40mA,14V DISPLAY DEH-P3800MP/XU/UC...
  • Page 22 3.4 CD MECHANISM MODULE(GUIDE PAGE) PICKUP UNIT(P10.5)(SERVICE) SWITCHES: CD CORE UNIT(S10.5COMP1) S901:HOME SWITCH..ON-OFF S903:DSCSNS SWITCH..ON-OFF S904:12EJ SWITCH.....ON-OFF S905:8EJ SWITCH....ON-OFF The underlined indicates the switch position. CD DRIVER M1 CXC6742 SPINDLE MOTOR M2 CXC4026 LOADING/CARRIAGE MOTOR DEH-P3800MP/XU/UC...

  • Page 23: Cd Core Unit(S10.5Comp1)

    SIGNAL LINE Decimal points for resistor and capacitor fixed values FOCUS SERVO LINE are expressed as : TRACKING SERVO LINE ← ← CARRIAGE SERVO LINE 0.022 R022 SPINDLE SERVO LINE CD CORE UNIT(S10.5COMP1) + 3.3 V REGULATOR CD3VON(MCKRQ) SRAMLEVEL2 ADENA SRAMLEVEL1 SRAMLEVEL0 (S904)
  • Page 24 DEH-P3800MP/XU/UC...
  • Page 25 DEH-P3800MP/XU/UC...
  • Page 26 DEH-P3800MP/XU/UC...
  • Page 27 DEH-P3800MP/XU/UC...
  • Page 28 - Waveforms Note : 1. The encircled numbers denote measuring points in the circuit diagram. 2. Reference voltage REFO1(1.65 V) 1 DSCSNS 1 DSCSNS 1 DSCSNS 5 V/div 500 ms/div 5 V/div 500 ms/div 5 V/div 500 ms/div 2 8SNS 4 CLCONT 2 8SNS 5 V/div...
  • Page 29 500 µs/div 9 FIN ! TE $ RFAGC 500 mV/div 200 ms/div 500 mV/div 2 ms/div 1 V/div @ FE $ RFAGC ! TE 500 mV/div 500 mV/div 500 mV/div 8 TIN 500 mV/div Focus Search waveform Track Open waveform 1 Track Jump waveform Ref.: Ref.:...
  • Page 30 500 µs/div 6 SIN $ RFAGC 1 V/div 500 ms/div 1 V/div 7 CIN 8 TIN 500 mV/div 1 V/div 8 TIN ! TE 500 mV/div 1 V/div 9 FIN 1 V/div CD-ROM → CD-DA mode change(Band key) Black dot(800 µm) during play Ref.: Ref.: REFO...

  • Page 31: Electrical Parts List

    5. ELECTRICAL PARTS LIST NOTE: Parts whose parts numbers are omitted are subject to being not supplied. • The part numbers shown below indicate chip components. • Chip Resistor RS1/_S___J,RS1/__S___J Chip Capacitor (except for CQS..) CKS.., CCS.., CSZS..The > mark found on some component parts indicates the importance of the safety factor of the part. •...
  • Page 32 Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. R 109 (B,31,125) RS1/16S102J R 704 (B,54,42) RS1/16S682J R 110 (B,38,100) RS1/16S332J R 705 (B,57,51) RS1/16S682J R 111 (B,36,111) RS1/16S562J R 706 (B,57,48) RS1/16S682J R 112 (A,69,70) RD1/4PU102J R 707 (B,45,52) RS1/16S104J...
  • Page 33 Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. C 158 (B,126,82) CKSRYB105K10 IC 1801 (B,30,121) IC PD6538A C 159 (B,126,89) CKSRYB153K50 IC 1802 (A,25,71) IC TSOP4840SB1 C 160 (A,122,89) CEJQ100M16 D 1801 (B,38,96) Diode DAN202U D 1802 (B,38,100) Diode DAP202U C 161...
  • Page 34 Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. S 904 (B,42,87) Switch(12EJ) CSN1068 S 905 (B,28,88) Switch(8EJ) CSN1068 C 205 (A,34,63) CKSSYB104K10 C 208 (B,34,54) CKSSYB104K10 RESISTORS C 209 (B,31,57) CKSSYB104K10 C 210 (A,31,66) CKSRYB105K10 C 216 (B,53,77) CKSSYB332K50 R 101...

  • Page 35: Adjustment

    6. ADJUSTMENT 6.1 CD ADJUSTMENT 1) Cautions on adjustments 2) Test mode • In this product the single voltage (3.3V) is used for the This mode is used to adjust the CD mechanism module. regulator. The reference voltage is the REFO1 (1.65V) •...
  • Page 36 - Flow Chart [Key] [4] + [6] + Reset or [4] + [6] + BU + ACC Contents Test Mode In Display [CD] or [SOURCE] Source On [BAND] Power On Power On RF AMP SPINDLE (T.Offset is adjusted) (T.Offset is not adjusted) Gain switching Speed switching 00 00 00...

  • Page 37: Checking The Grating After Changing The Pickup Unit

    6.2 CHECKING THE GRATING AFTER CHANGING THE PICKUP UNIT • Note : 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 mechanism module and is thus the best adjusted PU unit for the CD mechanism module.
  • Page 38 Ech → Xch 20mV/div, AC Grating waveform Fch → Ych 20mV/div, AC 0° 30° 45° 60° 75° 90° DEH-P3800MP/XU/UC...

  • Page 39: Error Mode

    6.3 ERROR MODE - Error Messages If a CD is not operative or stopped during operation due to an error, the error mode is turned on and cause(s) of the error is indicated with a corresponding number. This arrangement is intended at reducing nonsense calls from the users and also for facilitating trouble analysis and repair work in servicing.

  • Page 40: System Microcomputer Test Program

    6.4 SYSTEM MICROCOMPUTER TEST PROGRAM - PCL output In the normal operation mode (with the detachable panel installed, the ACC switched ON, the standby mode cancelled), shift the TESTIN IC601(Pin 88) terminal to H. The clock signal is output from the PCL terminal IC601(Pin 39). The frequency of the clock signal is 468 750 Hz that is one 32th of the fundamental frequency.

  • Page 41: Connector Function Description

    7.1.2 CONNECTOR FUNCTION DESCRIPTION DEH-P3800MP/XU/UC...

  • Page 42: Parts

    7.2 PARTS 7.2.1 IC - Pin Functions (PEG155B) Function and Operation Pin No. Pin Name Format Illumination output ILMPW ejtin Eject key input Rotary encoder pulse input 1,0 ROT1,0 Not used Flap illumination output FLPIM GRILLE : Chip enable output SWVDD External data bus width change input BYTE...
  • Page 43 Function and Operation Pin No. Pin Name Format TUNER : Chip enable output(PLL) TUNER : Clock output(PLL) TUNPCK TUNPDI TUNER : Data input(PLL) Not used 69-85 TUNER : Data output(PLL) TUNPDO Not used Test program input TESTIN 89-91 Not used Source key SSENS CSENS...
  • Page 44 PML015A - Block Diagram - Pin Layout IN1_L IN1_R IN2_L IN2_R IN3_L IN3_R IN4+_L IN4+_R IN4-_R IN4-_L Front_R Front_L Rear_L Rear_R Vref DATA FIE_R FIE_L Pre/SW_R Pre/SW_L LMout PGND Pref DEH-P3800MP/XU/UC...
  • Page 45 +BUS -BUS HA12241FP BIAS DRIVER OUTPUT (current) RECEIVER OUTPUT R out PAL007B Protector; Over voltage Reference amp_vcc Stand-by P-GND2 Circuit OUT2- Offset Protector; STBY Detection Thermal OUT2+ OUT1- Offset P-GND1 Detection OUT1+ Protector; S-GND Short circuit AC-GND OUT3+ Offset P-GND3 Detection OUT3- OUT4+...
  • Page 46 NJM2885DL1-33 NJM2388F84 Thermal Protection Bandgap VOUT Reference ON/OFF control Bandgap Reference Over Voltage Thermal Over Current Protection Protection Protection CONT - Pin Functions (PD6538A) Function and Operation Pin No. Pin Name Format LCD segment output 1-39 SEG38-0 LCD common output 40-43 COM3-0 44-46...
  • Page 47 - Pin Functions (UPD63763CGJ) Function and Operation Pin No. Pin Name Power supply for digital circuits D.VDD D1.GND Ground for 1.6 V digital circuits reset Input of reset Address bus 12-8 from the microcomputer AB12-8 Address/data bus 7-0 to the microcomputer 9-16 AD7-0 Chip selection...
  • Page 48 Function and Operation Pin No. Pin Name Output of DRAM we Output of DRAM oe(cas) oe(cas) D.GND Ground for digital circuits Input/output of DRAM data0-15 73-88 RDB0-15 Output of DRAM address0-10 89-99 RA0-10 Power supply for digital circuits D.VDD Output of focus drive PWM + Output of focus drive PWM - Output of tracking drive PWM + Output of tracking drive PWM -...
  • Page 49 - Pin Functions (PE5505A) Function and Operation Pin No. Pin Name Format A power supply / Positive power supply(5V) AVREF AVSS A power supply GND testin Chip check test program starting input Not used CLAMP E power supply / Positive power supply EVDD For flash rewriting / L : flash rewriting mode FMODE...
  • Page 50 Function and Operation Pin No. Pin Name Format E2PROM data input/output ROMDATA E2PROM clock output ROMCK ROMCS E2PROM chip selection output Not used 60,61 Not used CLKOUT Spindle lock input LOCK Not used 64-68 BVSS B power supply GND B power supply / Positive power supply BVDD 71-75 Not used...
  • Page 51 - FM/AM Tuner Unit 10 9 8 18 19 20 21 IC 5 IC 3 EEPROM 3.3V 5.0V AM ANT FMRF IC 2 2.5V IC 1 FM ANT 3.3V FMRF MIXER, IF AMP DET, FM MPX RF adj ANT adj CF52 IC 4 3.3V...

  • Page 52: Display

    7.2.2 DISPLAY - LCD(YAW5054) DEH-P3800MP/XU/UC...

  • Page 53: Operational Flow Chart

    7.3 OPERATIONAL FLOW CHART Power ON VCC = 5V Pin 16, 62 bsens Pin 19 bsens = L (B.UP ON) asens Pin 20 asens = L (ACC ON) dsens Pin 18 dsens = L (DETACH ON) ASENBO←H Pin 40 Starts communication with Grille microcomputer.

  • Page 54: Operations

    8. OPERATIONS DEH-P3800MP/XU/UC...
  • Page 55 DEH-P3800MP/XU/UC...
  • Page 56 Fixing the Front Panel If you do not operate the removing and attaching the front panel function, use the supplied fixing screws to fix the front panel to this unit. 1. Fix the front panel to the unit using fixing screws. Fixing screw (CBA1994) Fixing screw...
  • Page 57 DEH-P3800MP/XU/UC...
  • Page 58 - Jigs List Name Jig No. Remarks Test Disc TCD-782 Checking the grating L.P.F. Checking the grating g (Two pieces) - Grease List Name Jig No. Remarks Grease GEM1024 CD Mechanism Module Grease GEM1045 CD Mechanism Module Before shipping out the product, be sure to clean the following portions by using the prescribed cleaning tools: Portions to be cleaned...

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