Pioneer DEH-P7850BT/XN Service Manual

High power cd/mp3/wma/aac player with bluetooth wireless technology, fm/am tuner and multi-cd control

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HIGH POWER CD/MP3/WMA/AAC PLAYER WITH BLUETOOTH WIRELESS
TECHNOLOGY, RDS TUNER AND MULTI-CD CONTROL
DEH-P75BT
HIGH POWER CD/MP3/WMA/AAC PLAYER WITH BLUETOOTH WIRELESS
TECHNOLOGY, FM/AM TUNER AND MULTI-CD CONTROL
DEH-P7850BT
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 2006
Mech.Module
S10.5COMP1
CD Mech. Module : Circuit Descriptions, Mech. Descriptions, Disassembly
4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
DEH-P75BT/XN/EW5
/XN/ES
Remarks
ORDER NO.
CRT3627
/XN/EW5
K-ZZD.APR. 2006 Printed in Japan

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Summary of Contents for Pioneer DEH-P7850BT/XN

  • 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 2006 K-ZZD.APR.
  • Page 2: Safety Information

    SAFETY INFORMATION 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 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. - Service Precaution 1. You should conform to the regulations governing the product (safety, radio and noise, and other regulations), and should keep the safety during servicing by following the safety instructions...
  • Page 4 [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 5: Table Of Contents

    SAFETY INFORMATION............................2 1. SPECIFICATIONS .............................6 2. EXPLODED VIEWS AND PARTS LIST......................8 2.1 PACKING ..............................8 2.2 EXTERIOR(1)(DEH-P75BT/XN/EW5) ......................10 2.3 EXTERIOR(1)(DEH-P7850BT/XN/ES) .....................12 2.4 EXTERIOR(2) ............................14 2.5 CD MECHANISM MODULE(S10.5) ......................16 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ..................18 3.1 BLOCK DIAGRAM............................18 3.2 OVERALL CONNECTION DIAGRAM(GUIDE PAGE) ................22 3.3 KEYBOARD UNIT ............................28...
  • Page 6: Specifications

    1. SPECIFICATIONS DEH-P75BT/XN/EW5...
  • Page 7 DEH-P75BT/XN/EW5...
  • Page 8: 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 9 CHP2797 Cord Assy See Contrast table(2) Protector CHP2798 Air Cap CEG1372 Protector CHP2812 (2) CONTRAST TABLE DEH-P75BT/XN/EW5 and DEH-P7850BT/XN/ES are constructed the same except for the following: Mark Description DEH-P75BT/XN/EW5 DEH-P7850BT/XN/ES Cord Assy CDE6562 Not used Accessory Assy CEA5919 * CEA5920...
  • Page 10: Exterior(1)(Deh-P75Bt/Xn/Ew5)

    2.2 EXTERIOR(1)(DEH-P75BT/XN/EW5) DEH-P75BT/XN/EW5...
  • Page 11 EXTERIOR(1)(DEH-P75BT/XN/EW5) SECTION PARTS LIST Mark No. Description Part No. Cord Assy CDE6562 > Fuse(10 A) CEK1136 CKX-003 CNS1472 Resistor RS1/2PMF102J Case CNB3330 Holder CNC8659 Detach Grille Assy CXC5553 Screw BPZ20P080FTB Button (LIST,EQ) CAC9571 Button (TA, DISP) CAC9572 Cover CNS8491 Connector(CN1801) CKS5662 Connector(CN1961) CKS5545...
  • Page 12: Exterior(1)(Deh-P7850Bt/Xn/Es)

    2.3 EXTERIOR(1)(DEH-P7850BT/XN/ES) DEH-P75BT/XN/EW5...
  • Page 13 EXTERIOR(1)(DEH-P7850BT/XN/ES) SECTION PARTS LIST Mark No. Description Part No. Cord Assy CDE7701 > Fuse(10 A) CEK1136 ••••• CNS1472 Resistor RS1/2PMF102J Case CNB3330 Holder CNC8659 Detach Grille Assy CXC5554 Screw BPZ20P080FTB Button (CLOCK,EQ) CAC9571 Button (CLOCK, DISP) CAC9573 Cover CNS8491 Connector(CN1801)
  • Page 14: Exterior(2)

    2.4 EXTERIOR(2) 49 57 32 23 DEH-P75BT/XN/EW5...
  • Page 15 7P FFC Connector (CN553) VKN1299 Insulator CNN1499 ZH Connector 2P (CN891) VKN1928 IC (IC911) NJM2388F84 (2) CONTRAST TABLE DEH-P75BT/XN/EW5 and DEH-P7850BT/XN/ES are constructed the same except for the following: Mark Description DEH-P75BT/XN/EW5 DEH-P7850BT/XN/ES Cord Assy CDE8123 CDE7843 Tuner Amp Unit...
  • Page 16: Cd Mechanism Module(S10.5)

    2.5 CD MECHANISM MODULE(S10.5) DEH-P75BT/XN/EW5...
  • Page 17 CD MECHANISM MODULE(S10.5) SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. Rack CNV8342 CD Core Unit(S10.5COMP1) CWX3410 Connector(CN101) CKS4182 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 18: Block Diagram And Schematic Diagram

    3.3V OUT2 IC571 NJM4558V -IN2B +IN2B TUN3V Q261 IC581 CN553 NJM4558MD CN551 HFAV TELBEEP EVOLSW2 TELOUT A:DEH-P75BT/XN/EW5 KEYD MUTE KEYAD B:DEH-P7850BT/XN/ES Q561 EMUTE ORST BOOTE SACLK BTMUTE BTMUTE SAOUT MICIN BTRST MUTE BTRST BTTEST BTTEST DACCS SYSPW DACCS DACDT DACDT...
  • Page 19 CN181 SP601 REAR L CN302 Q101 BUZZER CN101 Q302 FUSE CN301 ASENBO IP-BUS SUB WOOFER L IP-BUS DRIVER Q303 BUS- IC101 BUS+ HA12241FP CN552 FRONT L IPPW IPPW MIC IN SYSTEM Q321 Q301 CONTROLLER IC601(1/2) FUSE PEG262A: VDD REGULATOR PEG263A: Q901 TUNPCE2 TUNPCE1...
  • Page 20 KEYBOARD UNIT CN1801 IL+B KEY MATRIX (PHONE) S1831-S1839 ILLUMINATION MULTI-CONTROL S1811 KEY/OEL CONTROLLER SWVDD IC1901 ROT0 Phase_B JOYST JOYST PEG168A ROT1 Phase_A SWVDD 3V REGULATOR Q1861 BTLED SWVDD IC1951 LED DRIVE VCC2 CN801 S-818A33AUC-BGN VCC1 REMOTE CONTROL X1901 SENSOR AVCC 16MHz XOUT IC1931...
  • Page 21 BLUETOOTH UNIT BLUETOOTH MODULE IC56 PCM1742KE CN76 DATAO SIOF_TXD DATA AUDIOL IC66 SIOF_SCK BCKIN VoutL NJM4558V LRCK SIOF_SYNC LRCKIN DACDT DACCK DACCS COMPOUND UNIT MCLK CWX3340 CODEC TELOUT BCLK MICIN IC51 ANTENNA UNIT VFTN AN6123MS DATAI IC36 SIOF_RXD AK2301A BT ANTENNA BTMUTE MUTEN ANT1101...
  • Page 22: 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 Guide page Detailed page CD: 0dBs AFM(30%):-20dBs BFM(30%):-24dBs AAM(30%):-20dBs BAM(30%):-24dBs A : PEG262A FM/AM ANTENNA B : PEG263A IP-BUS:+2.2dBs...
  • Page 23 A:DEH-P75BT/XN/EW5 TUNER AMP UNIT B:DEH-P7850BT/XN/ES M891 MOTOR FRONT R CH FRONT L CH SUBWOOFER R CH SUBWOOFER L CH REAR R CH AFM:+3.1dBs REAR L CH BFM:-0.9dBs AAM:+3.1dBs BAM:-0.9dBs CD:+14.1dBs IP-BUS:+14.3dBs > > > CEK1136 BACKUP 1K(1/2W) B.REM 1K(1/2W) RL—...
  • Page 24 DEH-P75BT/XN/EW5...
  • Page 25 DEH-P75BT/XN/EW5...
  • Page 26 DEH-P75BT/XN/EW5...
  • Page 27 DEH-P75BT/XN/EW5...
  • Page 28: Keyboard Unit

    3.3 KEYBOARD UNIT RESET REMOT CN801 MULTI-CONTROL PHONE SOURCE LIST BAND DISP TA(CLOCK) OPEN/EJECT TA : DEH-P75BT/XN/EW5 CLOCK : DEH-P7850BT/XN/ES DEH-P75BT/XN/EW5...
  • Page 29 KEYBOARD UNIT REMOTE CONTROL SENSOR KEY CONTROLLER/ OEL DRIVER 10KΩ(A) DEH-P75BT/XN/EW5...
  • Page 30: Cd Mechanism Module(S10.5)(Guide Page)

    3.4 CD MECHANISM MODULE(S10.5)(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 CXC7134 SPINDLE MOTOR M2 CXC4026 LOADING/CARRIAGE MOTOR DEH-P75BT/XN/EW5...
  • Page 31 SIGNAL LINE FOCUS SERVO LINE TRACKING SERVO LINE CARRIAGE SERVO LINE SPINDLE SERVO LINE CD CORE UNIT(S10.5COMP1) + 3.3 V REGULATOR CD3VON(MCKRQ) SRAMLEVEL2 ADENA SRAMLEVEL1 PE5565A SRAMLEVEL0 (S904) CD CONTROLLER (S905) CN701 DEH-P75BT/XN/EW5...
  • Page 32 DEH-P75BT/XN/EW5...
  • Page 33 DEH-P75BT/XN/EW5...
  • Page 34 DEH-P75BT/XN/EW5...
  • Page 35 DEH-P75BT/XN/EW5...
  • Page 36 - 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 37 500 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 38 500 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 39 DEH-P75BT/XN/EW5...
  • Page 40: Bluetooth Unit, Antenna Unit

    3.5 BLUETOOTH UNIT, ANTENNA UNIT COMPOUND UNIT ANTENNA UNIT DEH-P75BT/XN/EW5...
  • Page 41 BLUETOOTH UNIT CN551 DEH-P75BT/XN/EW5...
  • Page 42: Pcb Connection Diagram

    4. PCB CONNECTION DIAGRAM 4.1 TUNER AMP UNIT NOTE FOR PCB DIAGRAMS CORD ASSY(POW TUNER AMP UNIT 1.The parts mounted on this PCB include all necessary parts for several destination. M891 FAN MOTOR For further information for respective destinations, be sure to check with the schematic dia- WIRED REMOTE gram.
  • Page 43 RD ASSY(POWER SUPPLY,SPEAKER) SIDE A ANTENNA CABLE FRONT SUB WOOFER OUTPUT OUTPUT CN901 M881 FLAP MOTOR 16 18 CN1801 FRONT DEH-P75BT/XN/EW5...
  • Page 44 TUNER AMP UNIT STEST PCL1 DEH-P75BT/XN/EW5...
  • Page 45 SIDE B DEH-P75BT/XN/EW5...
  • Page 46: Keyboard Unit

    4.2 KEYBOARD UNIT KEYBOARD UNIT TA : DEH-P75BT CLOCK : DEH-P BAND SOURCE LIST TA(CLOCK) MULTI-CONTROL PHONE DISP KEYBOARD UNIT DEH-P75BT/XN/EW5...
  • Page 47 SIDE A OEL UNIT TA : DEH-P75BT/XN/EW5 CLOCK : DEH-P7850BT/XN/ES TA(CLOCK) DISP RESET OPEN/EJECT SIDE B CN801 DEH-P75BT/XN/EW5...
  • Page 48: Cd Core Unit(S10.5Comp1)

    4.3 CD CORE UNIT(S10.5COMP1) SIDE A CD CORE UNIT(S10.5COMP1) PICKUP UNIT(P10.5)(SERVICE) CN701 REFO1 HOME CN901 LOADING /CARRIAGE MOTOR SPINDLE MOTOR IC203 IC301 DEH-P75BT/XN/EW5...
  • Page 49 SIDE B CD CORE UNIT(S10.5COMP1) 12EJ DSCSNS DEH-P75BT/XN/EW5...
  • Page 50: Bluetooth Unit

    4.4 BLUETOOTH UNIT SIDE A BLUETOOTH UNIT CN551 DEH-P75BT/XN/EW5...
  • Page 51 SIDE B BLUETOOTH UNIT ANT1102 DEH-P75BT/XN/EW5...
  • Page 52: Antenna Unit

    4.5 ANTENNA UNIT SIDE A ANTENNA UNIT SIDE B ANTENNA UNIT BT ANTENNA DEH-P75BT/XN/EW5...
  • Page 53: Switch Unit

    4.6 SWITCH UNIT SWITCH UNIT CN881 CLOSE OPEN DEH-P75BT/XN/EW5...
  • Page 54: Electrical Parts List

    (A,11,32) Inductor CTF1379 Unit Name : Tuner Amp Unit L 56 (B,17,7) Inductor CTF1379 Unit Number : CWN1426 (DEH-P7850BT/XN/ES) L 57 (B,12,9) Inductor CTF1379 X 21 (A,19,41) Resonator 11.289 6 MHz CSS1670 Unit Name : Tuner Amp Unit X 22 (B,18,42) Resonator 12.288 MHz CSS1698...
  • Page 55 Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. R 51 (A,20,28) RS1/16S105J C 56 (B,8,7) CKSYB106K6R3 C 57 (B,15,12) CKSRYB102K50 R 52 (A,7,5) RS1/16S103J R 57 (B,15,15) RAB4C101J C 58 (B,16,11) CKSYB106K6R3 R 58 (A,30,36) RS1/16S821J C 59 (B,14,9) CKSRYB102K50...
  • Page 56 Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. Q 831 (B,87,18) Transistor DTC114EU ZNR401 (A,159,144)Surge Protector RCCA-201Q31UA-PI Q 841 (B,42,25) Transistor UMF23N L 101 (A,28,119) Inductor LCTC1R0K1608 Q 851 (A,24,44) Transistor 2SD1760F5 L 201 (A,109,80) Inductor LCTAW2R2J2520 Q 852 (A,28,39) Transistor...
  • Page 57 Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. R 268 (B,81,97) RS1/16S103J R 502 (A,102,36) RS1/16S681J R 269 (B,92,93) RS1/16S103J R 503 (A,103,49) RAB4C681J R 270 (B,76,93) RS1/16S103J R 521 (A,109,36) RAB4C681J R 271 (B,91,97) RS1/16S103J R 522 (A,109,49) RAB4C681J...
  • Page 58 Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. R 703 (B,130,43) RS1/16S221J R 704 (B,134,43) RS1/16S221J C 103 (B,39,134) CKSRYB104K16 R 705 (B,130,42) RS1/16S221J C 106 (A,32,119) CKSRYB104K16 C 181 (B,49,137) CKSRYB473K50 R 706 (B,147,45) RAB4C682J C 201 (A,112,85) CEAL470M10...
  • Page 59 C 961 (B,66,108) CKSRYB104K16 C 551 (A,79,78) CEAL330M6R3 C 571 (A,98,76) CKSRYB104K16 Unit Number : CWN1426 C 572 (A,104,73) CKSRYB105K10 (DEH-P7850BT/XN/ES) C 573 (A,81,69) CKSRYB105K10 Unit Name : Tuner Amp Unit C 574 (A,100,70) CCSRCH470J50 C 575 (A,101,81) CCSRCH470J50 MISCELLANEOUS...
  • Page 60 Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. IC 911 (A,11,97) IC NJM2388F84 D 851 (A,32,45) Diode HZS11L(A1) Q 101 (A,30,122) Transistor UMF23N D 852 (B,31,34) Diode RB411D Q 241 (B,95,76) Transistor 2SD1767 D 871 (A,29,18) Diode HZS7L(B3) Q 242 (A,87,70) Transistor...
  • Page 61 Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. R 201 (A,102,85) RS1/16S101J R 406 (B,165,131) RS1/16S681J R 202 (B,105,84) RS1/16S101J R 407 (B,165,132) RS1/16S681J R 203 (A,106,85) RAB4C102J R 409 (B,155,90) RS1/16S0R0J R 241 (A,84,70) RS1/16S182J R 410 (B,155,88) RS1/16S0R0J...
  • Page 62 Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. R 623 (B,107,54) RS1/16S104J R 927 (B,67,111) RS1/16S473J R 624 (A,142,67) RS1/16S104J R 932 (B,60,118) RS1/16S103J R 625 (A,112,73) RS1/16S473J R 951 (B,58,120) RS1/16S153J R 641 (A,141,93) RS1/16S104J R 952 (B,58,116) RS1/16S472J...
  • Page 63 Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. C 304 (A,84,113) CEAL100M25 C 653 (B,147,66) CKSRYB104K16 C 305 (A,141,126) CEAL100M25 C 701 (A,142,25) CCSRCH101J50 C 306 (A,148,126) CEAL100M25 C 751 (B,39,52) CKSRYB473K50 C 321 (A,124,118) CEAL220M35 C 752 (B,41,52) CKSRYB102K50...
  • Page 64 Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. R 1910 (B,101,6) RAB4C101J D 1834 (A,23,35) LED SML412BC5T(MN) D 1835 (A,9,36) LED SML412BC5T(MN) R 1911 (B,104,9) RAB4C101J D 1836 (A,9,10) LED SML412BC5T(MN) R 1912 (B,142,15) RAB4C101J D 1837 (A,35,34) LED SML412BC5T(MN) R 1913...
  • Page 65 Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. R 740 (A,38,59) RS1/16SS222J Unit Number : CWX3410 R 746 (A,13,38) RS1/16SS104J R 750 (A,40,66) RS1/16SS473J Unit Name CD Core Unit(S10.5COMP1) R 902 (A,20,36) RS1/16SS221J R 905 (A,21,36) RS1/16SS221J MISCELLANEOUS R 906...
  • Page 66: Adjustment

    6. ADJUSTMENT 6.1 DISPLAY TEST MODE - Display Test Mode TA key : DEH-P75BT/XN/EW5 CLOCK key : DEH-P7850BT/XN/ES [LIST]+[TA(CLOCK)] Key Reset Start Service mode, BT Test Mode Service Mode Screen-still mode, or BT test mode [PHONE] + [BAND]key [EQ] + [TA(CLOCK)]key...
  • Page 67: Cd Adjustment

    6.2 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 68 - Flow Chart [Key] [EQ] + [TA(CLOCK)] + Reset or [EQ] + [TA(CLOCK)] + BU + ACC Contents Test Mode In Display Key of the head unit Key of the remote control unit [CD] or [SOURCE] Source On [BAND] Power On Power On RF AMP SPINDLE...
  • Page 69: Checking The Grating After Changing The Pickup Unit

    6.3 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 70 Ech → Xch 20 mV/div, AC Grating waveform Fch → Ych 20 mV/div, AC 0° 30° 45° 60° 75° 90° DEH-P75BT/XN/EW5...
  • Page 71: Error Mode

    6.4 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 72: Bluetooth Test Mode

    6.5 BLUETOOTH TEST MODE - About Memory Clear When resetting the microprocessor, the memory is initialized except for the following four items. This enables user to avoid the task of registering phones and transfering phone directory again even after resetting system at the time of battery exchange, etc.
  • Page 73 The following 3 items are to be confirmed for the simple BT action check by using BT-compliant mobile phone: • Confirmation of Bluetooth connection (certification connection and voice connection) • Confirmation of BT antenna sensitivity (connection) • Confirmation of FLASH memory action 3. Configuration Diagram DEH-P75BT/XN/EW5, DEH-P7850BT/XN/ES Bluetooth DEH-P75BT/XN/EW5...
  • Page 74 4. How to Start-up the Test Mode Specifications for Operation Operation Method RESET start while pressing TA (CLOCK) + LIST. ↓ DEH device name is displayed. *In case the test is conducted as destined for ES, TA CLOCK will be displayed. ↓...
  • Page 75 The following confirmation is to be conducted by test mode in order to simply check BT actions using 2.4 GHz-compliant spectrum analyzer. * Confirmation of output level of Bluetooth unit 3. Configuration Diagram 2.4 GHz-compliant spectrum analyzer DEH-P75BT/XN/EW5, DEH-P7850BT/XN/ES Remove CD mechanics and connect to ANT connector inside Bluetooth unit A: U.FL-SMA conversion adapter (Hirose Electric Co., Ltd...
  • Page 76 4. How to Start-up the Test Mode Specifications for Operation Operation Method Reset while pressing EQ+TA (CLOCK). (Enter into "all sources test mode"). ↓ [Normal demo screen] ↓ Press Phone key. Set to "LOCAL TX NM" by pressing the left/right key. [Setting screen] ↓...
  • Page 77: System Microcomputer Test Program

    6.6 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 STEST IC601(Pin 86) terminal to H. The clock signal is output from the PCL1 terminal IC601(Pin 41). The frequency of the clock signal is 625.000 kHz that is one 32th of the fundamental frequency.
  • Page 78: General Information

    7. GENERAL INFORMATION 7.1 DIAGNOSIS 7.1.1 DISASSEMBLY Removing the Case (not shown) 1. Remove the Case. CD Mechanism Module Removing the CD Mechanism Module (Fig.1) Remove the four screws. Disconnect the connector and then remove the CD Mechanism Module. Fig.1 Removing the Cord Assy (Fig.2) Disconnect the Cord Assy by Jig GGF1539.
  • Page 79 When unplugging the cord assy, make sure to use jig GGF1539. If the antenna cable is directly unplugged without using jig GGF1539, you might damage your fingertip or fingernail. - How to Remove the Cord Assy When unplugging cord assy, hook the point of jig GGF1539 on the lid of cord assy and vertically draw out along with the engagement axis of connector.
  • Page 80 Removing the Tuner Amp Unit (Fig.5) Remove the three screws. Straighten the tabs at three locations indicated. Remove the screw and then remove the Tuner Amp Unit. Tuner Amp Unit Fig.5 DEH-P75BT/XN/EW5...
  • Page 81 - How to hold the Mechanism Unit 1. Hold the Upper and Lower Frames. 2. Do not hold the front portion of the Upper Frame, because it is not very solid. Do not squeeze this area. - Removing the Upper and Lower Frames 1.
  • Page 82 - How to remove the CD Core Unit Shorting Solder 1. Apply Shorting Solder to the flexible cable of the Pickup, and disconnect it from the connector. 2. Unsolder the four leads, and loosen the Screw. 3. Remove the CD Core Unit. Caution: When assembling the CD Core Unit, assemble it with the SW in a clamped state so as not to damage it.
  • Page 83: Connector Function Description

    7.1.2 CONNECTOR FUNCTION DESCRIPTION DEH-P75BT/XN/EW5...
  • Page 84 7.2 IC UPD63763CGJ GP1UX31RK TC74VHCT08AFTS1 TC7PAU04FU PE5565A HA12241FP TC74VHC08FTS1 AN6123MS NJM2886DL3-33 PAL007B PEG262A AK2301A PEG168A PML016B PEG263A PD8158A S99-50084 TC74VHC02FTS1 - Pin Functions (UPD63763CGJ) Function and Operation Pin No. Pin Name Power supply for digital circuits D.VDD Ground for 1.6 V digital circuits D1.GND reset Input of reset...
  • Page 85 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 86 - Pin Functions (PE5565A) 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 87 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 88 - Pin Functions (PEG168A) Pin No. Pin Name Function and Operation BTLED Bluetooth attestation LED output ROMDT ROM data input/output ROMCK ROM clock input Remote control input ROMCS ROM chip select BYTE CNVSS Not used reset Reset input XOUT Main clock output VSS1 Main clock input VCC1...
  • Page 89 PEG168A PD8158A A0-A19 :Address input D0-D15 :Data output CS1, 2 :Bank address ROMCE :Chip enable input :Read strobe AVCC :Power supply AVCC ROMCE :GND AVCC GP1UX31RK - Block Diagram - Pin Layout Limiter B.P.F Demodulator Integrator Comparator vout GND VCC GND VCC vout DEH-P75BT/XN/EW5...
  • Page 90 HA12241FP -BUS +BUS BIAS DRIVER OUTPUT (current) RECEIVER OUTPUT R out PAL007B sw_vcc amp_vcc sw_vcc stby 12 13 14 15 16 17 24 25 10 11 18 19 20 21 22 23 DEH-P75BT/XN/EW5...
  • Page 91 PML016B - Block Diagram Pref PGND Tout_FL SVin_FL Front_L Tout_RL SVin_RL Rear_L PRE/SW_L SVin_PreL IN4-_L Tout_PreL IN4+_L Tout_PreR IN3_L SVin_PreR IN2_L IN1_L PRE/SW_R IN1_R IN2_R IN3_R IN4+_R IN4-_R Rear_R SVin_RR Tout_RR Front_R SVin_FR Tout_FR DEH-P75BT/XN/EW5...
  • Page 92 - Pin Layout S99-50084 : Serial clock input : Serial data input HOLD# : Serial data output : Chip select input : Write protect input HOLD#: Hold input : Power supply : Ground TC74VHCT08AFTS1, TC74VHC08FTS1 1A 1 14 VCC 1B 2 13 4B 12 4A 1Y 3...
  • Page 93 - Pin Functions(PEG262A, PEG263A) Pin No. Pin Name Function and Operation SYSPW System power control output KEYD Key data input MEMDO External memory : Data output MEMDI External memory : Data input MEMCK External memory : Clock output BYTE External data bus width change input CNVSS Processor mode change input TELIN...
  • Page 94 AD translation power supply input terminal TUNER : Signal level input VREF AD translation reference voltage AVCC AD translation power supply input terminal P-BUS : Serial data input P-BUS : Serial data output BSCK P-BUS : Serial clock output PEG262A(DEH-P75BT/XN/EW5) PEG263A(DEH-P7850BT/XN/ES) DEH-P75BT/XN/EW5...
  • Page 95 TC74VHC02FTS1 TC7PAU04FU 14 VCC 1 1Y 13 4Y 2 1A 12 4B 3 1B 4 2Y 11 4A 10 3Y 5 2A 9 3B 6 2B 7 GND 8 3A AN6123MS INPUT OUTPUT DEH-P75BT/XN/EW5...
  • Page 96 AK2301A - Pin Layout 24 23 22 21 20 19 18 17 16 15 14 13 9 10 11 12 - Block Diagram VFTN VFTP AMPT BCLK PCM I/F AMPR CODEC Core Internal Main Clock PLLC TAGND MUTEN VREF BGREF RSTN AMP1 AMP2...
  • Page 97 - FM/AM Tuner Unit(DEH-P75BT/XN/EW5) 10 9 8 18 19 20 21 IC 5 IC 3 EEPROM 5 V 3.3 V 5.0 V AM ANT FMRF IC 2 2.5 V IC 1 FM ANT 3.3 V FMRF MIXER, IF AMP DET, FM MPX, RDS DECODER RF adj ANT adj...
  • Page 98 - FM/AM Tuner Unit(DEH-P7850BT/XN/ES) 10 9 8 18 19 20 21 IC 5 IC 3 EEPROM 5 V 3.3 V 5.0 V AM ANT FMRF IC 2 2.5 V IC 1 FM ANT 3.3 V FMRF MIXER, IF AMP DET, FM MPX...
  • Page 99: Operational Flow Chart

    7.3 OPERATIONAL FLOW CHART Power ON VCC = 5 V Pin 14 bsens Pin 73 bsens = L asens Pin 72 asens = L dsens Pin 91 dsens = L ASENBO←H Pin 80 Starts communication with Grille microcomputer. 500 ms SWVDD←H Pin 38 500 ms...
  • Page 100: Operations

    8. OPERATIONS DEH-P75BT/XN/EW5...
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  • Page 109 DEH-P75BT/XN/EW5...
  • Page 110 - Jigs List Name Jig No. Remarks Test Disc TCD-782 Checking the grating L.P.F. Checking the grating (Two pieces) GGF1539 Removing the cord assy(BT antenna cable) - 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...

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Deh-p7850btDeh-p7850bt/esDeh-p8880bt

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