Pioneer DEH-P9400MP Service Manual
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Pioneer DEH-P9400MP Service Manual

Pioneer DEH-P9400MP Service Manual

Multi-cd/dab control dsp high power cd/mp3/wma player with rds tuner
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Download this manual See also: Operating Manual, Installation Manual
MULTI-CD/DAB CONTROL DSP HIGH POWER CD/MP3/WMA PLAYER WITH RDS TUNER
DEH-P9400MP
This service manual should be used together with the following manual(s):
Model No.
Order No.
CX-3007
CRT2820
For details, refer to "Important symbols for good services".
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 2002
Mech.Module
S9MP3
CD Mech. Module:Circuit Description,Mech. Description,Disassembly
4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
DEH-P9400MP/EW
Remarks
ORDER NO.
CRT2848
EW
K-ZZS.FEB.2002.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 2002 K-ZZS.FEB.2002.printed in Japan...

  • Page 2: Safety Information

    Specifications of laser radiation fields to which human access is possible during service. Wavelength = 800 nanometers 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. DEH-P9400MP/EW...
  • Page 3 By following the instructions in this manual, be sure to apply the prescribed grease or glue to proper portions by the appropriate amount.For replacement parts or tools, the prescribed ones should be used. DEH-P9400MP/EW...

  • Page 4: Table Of Contents

    57). where the NW side was selected, the speakers con- nected may be damaged. 2. For pickup unit(CXX1550) handling, please refer to"Disassembly"(see page 62) During replacement, handling precautions shall be taken to prevent an electrostatic discharge(protection by a jumper-solder). DEH-P9400MP/EW...

  • Page 5: Specifications

    Frequency range ......153 – 281 kHz Phase ......Normal/Reverse Usable sensitivity ....30 mV (S/N: 20 dB) Selectivity ........50 dB (±9 kHz) Note: • Specifications and design are subject to modifica- tion without notice for the sake of improvements. DEH-P9400MP/EW...

  • Page 6: Exploded Views And Parts List

    • Screw adjacent to mark on the product are used for disassembly. • For the applying amount of lobricants or glue, follow the instructions in this manual. (In the case of no amount instructions,apply as you think it appropriate.) 2.1 PACKING 23 23 DEH-P9400MP/EW...
  • Page 7 CRY1013 Holder Assy CZX3172 8-8 Warranty Card CRY1157 Holder Assy CZX3173 Remote Control Assy CZX3257 Polyethylene Bag CEG1305 Microphone Assy CPM1054 Protector CHP2383 Protector CHP2384 Owner's Manual,Installation Manual Part No. Language CRD3584 English,Spanish CRD3585 German,French CRD3586 Italian,Dutch CRD3587 English,Spanish,German,French,Italian,Dutch DEH-P9400MP/EW...

  • Page 8: Exterior(1)

    2.2 EXTERIOR(1) DEH-P9400MP/EW...
  • Page 9 CBA1154 Screw(M2x1.5) CBA1430 Screw(M1.4x4) CBA1454 Screw(M2x1.5) CBA1528 Spring CBH2445 Cord CDE5856 Cord CDE5960 Mini-Jack CKN1015 Connector CKS4436 Frame CNC8201 Spacer CNM6155 Spacer CNM6156 Spacer CNM7427 CNP5341 CNP5941 CNP6124 Guide CNV5696 Rack CNV5697 Gear CNV5698 Gear CNV5761 Gear Unit CNV5762 DEH-P9400MP/EW...

  • Page 10: Exterior(2)

    2.3 EXTERIOR(2) DEH-P9400MP/EW...
  • Page 11 BMZ26P160FMC Holder CNC9291 IC(IC301) PAL007A Holder CNC9295 Holder CNC9296 Connector(CN1501) CKS4452 Insulator CNM7181 Plug(CN901) CKM1278 Connector(CN351) CKS3606 Clamper CEF1008 Connector(CN591) CKS4571 Plug(CN101) CKS1058 Pinjack(CN451) CKX1046 Connector(CN801) CKS1536 Plug(CN851) CKS-786 Connector(CN251) CKS4453 Plug(CN702) CKS-787 Plug(CN131) CKS-784 Holder CND1075 Connector(CN701) CKS3918 DEH-P9400MP/EW...

  • Page 12: Cd Mechanism Module

    2.4 CD MECHANISM MODULE DEH-P9400MP/EW...
  • Page 13 CNC8949 Guide CNV6922 CNC9661 Roller CNV6887 Spring CBH2509 CNC9016 CNC9017 Spring CBH2512 Bracket CNC9123 Spring CBH2536 Frame CNC9656 Collar CNV6906 Belt CNT1086 Connector(CN902) CKS2195 Gear CNV6886 Gear CNV6316 Gear CNV6317 Gear CNV6318 Gear CNV6319 Gear CNV6320 CNV6322 CNV6323 CNV6324 DEH-P9400MP/EW...

  • Page 14: Block Diagram And Schematic Diagram

    EQ PCB DALMON Q851 OEL PW Q852 FLPPW FLAP MOTOR FLPPW M951 CONTROL CN851 AUTOMATIC Q853 ILMPW FLAP MOTOR FLPOPN OUT1 FLPOPN IC 851 FLPCLS BA6288FS OUT2 FLPCLS BLUE FCLSSW S951 FCLSSW CLOSE FOPNSW SWVDD FOPNSW S952 SWITCH OPEN WHITE DEH-P9400MP/EW...
  • Page 15 OELB Q804 OEL PW 12V REG (FLASH) OEL+B SWDVDD3 REGULATOR ILM+B Q806 REGULATOR SWDVDD5 KEY MATRIX SWVDD D1909–1917,1919 SWDVDD3 OEL CONTROLLER Q807 IC 1907 ILMPW Q801 PD3430A VDD2 CN1902 IC 801 SWVDD 18 17 Q802 NJU7223DL1-33 OEL MODULE MXK8019 DEH-P9400MP/EW...

  • Page 16: Overall Connection Diagram(Guide Page)

    FAN MOTOR REG. VD REG. IP-BUS DRIVER A-EQ EQ PCB CN4602 CN902 CN901 CD(analog):+0.09dBs Large size SCH diagram Guide page DSP 3.3V REG. Detailed page SYSTEM CONTROLLER ANTENNA FLAP MOTOR REG. SWVDD MOTOR DRIVER SWITCH M951 CN1901 AUTOMATIC FLAP MOTOR CXM1085 DEH-P9400MP/EW...
  • Page 17 Therefore, when replacing, be sure to use parts of discrete resistors. are expressed as : A B A identical designation. ← Symbol indicates a capacitor. ← No differentiation is made between chip capacitors and 0.022 R022 discrete capacitors. DEH-P9400MP/EW...
  • Page 18 DEH-P9400MP/EW...
  • Page 19 DEH-P9400MP/EW...
  • Page 20 DEH-P9400MP/EW...
  • Page 21 DEH-P9400MP/EW...

  • Page 22: Dsp Unit

    3.3 DSP UNIT DSP INPUT FM(100%):-16.4dBs AM(30%):-26.9dBs IP-BUS:-4.80dBs DSP INPUT CD:-4.91dBs FILTER DSP OUTPUT FM(100%):-14.0dBs AM(30%):-24.5dBs IP-BUS:-2.40dBs CD:-2.51dBs DSP OUTPUT FILTER DEH-P9400MP/EW...
  • Page 23 DSP UNIT DSP µCOM E-VOL OUTPUT FM(100%):+2.40dBs AM(30%): -8.10dBs CN251 IP-BUS: +8.0dBs CD:+7.89dBs SOURCE SELECTOR / E-VOL SELECTOR INPUT FM(100%):-20.4dBs AM(30%):-30.9dBs IP-BUS: +2.2dBs CD:+0.09dBs DEH-P9400MP/EW...

  • Page 24: Keyboard Unit

    3.4 KEYBOARD UNIT COMMUNICATION LINE(KYDT, DPDT) 5V, 5V RESET SW REMOTE CONTROL SENSOR VOLUME KEY ILM DEH-P9400MP/EW...
  • Page 25 OEL MODULE KEYBOARD UNIT RESET DISPLAY CONTROLLER 12V REG. (FLASH) DEH-P9400MP/EW...

  • Page 26: Cd Mechanism Module(Guide Page)

    S902 : CLAMP SWITCH ON-OFF ..S903 : DSCSNS SWITCH ON-OFF ... S904 : 12EJ SWITCH ON-OFF .... S905 : 8EJ SWITCH ON-OFF The underlined indicates the switch position. 5/3.3 CD DRIVER SPINDLE MOTOR M1 CXB6007 LOADING/CARRIAGE MOTOR M2 CXB5903 +3.3V REGULATOR DEH-P9400MP/EW...
  • Page 27 CD CORE UNIT (S9MP3) CN902 +2.5V REGULATOR & +3.3V REGULATOR CN901 SINGLE CD CONTROLLER DEH-P9400MP/EW...
  • Page 28 DEH-P9400MP/EW...
  • Page 29 DEH-P9400MP/EW...
  • Page 30 CN702 DEH-P9400MP/EW...
  • Page 31 CN701 DEH-P9400MP/EW...
  • Page 32 5µs/div. 5ms/div. 5µs/div. 5 CH2:SIN 5 CH2:SIN 1V/div. 1V/div. Spindle waveform during "Play" RF eye pattern Spindle waveform during "Play" (Magnified) Ref. : Ref. : Ref. : REFO REFO REFO Mode : Mode : Mode : Normal Normal Normal DEH-P9400MP/EW...
  • Page 33 2 CH2:CLCONT 5V/div. 10µs/div. 5V/div. 10µs/div. 3 CH3:LOEJ 3 CH3:LOEJ 5V/div. 5V/div. Analog Audio (Magnified) When "Eject" (12cm CD) When "Eject" (8cm CD) Ref. : Ref. : Ref. : AGND Mode : Mode : Mode : Normal Normal Normal DEH-P9400MP/EW...

  • Page 34: Pcb Connection Diagram

    For further information for respective destinations, be sure to check with the schematic dia- gram. 2.Viewpoint of PCB diagrams Capacitor Connector SIDE A SIDE B P.C.Board Chip Part RCA OUT MOTOR CN1501 CN902 AUTOMATIC FLAP MOTOR M951 FRONT DEH-P9400MP/EW...
  • Page 35 ANTENNA CABLE CORD ASSY SIDE A IC,Q FM/AM TUNER UNIT ANTENNA MODE IP-BUS CN901 CN1901 DEH-P9400MP/EW...
  • Page 36 TUNER AMP UNIT DEH-P9400MP/EW...
  • Page 37 SIDE B DEH-P9400MP/EW...

  • Page 38: Dsp Unit

    4.2 DSP UNIT SIDE A DSP UNIT IC,Q DEH-P9400MP/EW...
  • Page 39 SIDE B DSP UNIT IC,Q CN251 DEH-P9400MP/EW...

  • Page 40: Keyboard Unit

    4.3 KEYBOARD UNIT IC,Q KEYBOARD UNIT SIDE A DEH-P9400MP/EW...
  • Page 41 IC,Q KEYBOARD UNIT SIDE B OEL MODULE CN801 DEH-P9400MP/EW...

  • Page 42: Cd Core Unit(S9Mp3)

    4.4 CD CORE UNIT(S9MP3) CD CORE UNIT (S9MP3) SIDE A 12EJ DSCSNS LOADING /CARRIAGE MOTOR SPINDLE MOTOR CN701 HOME PICKUP UNIT (SERVICE)(P9MP3) CN702 REFO1 DEH-P9400MP/EW...
  • Page 43 CD CORE UNIT (S9MP3) SIDE B CLAMP DEH-P9400MP/EW...

  • Page 44: B 4.5 Eq Pcb , Switch Pcb

    4.5 EQ PCB , SWITCH PCB EQ PCB CN131 SWITCH PCB BLUE CLOSE OPEN S951 S952 WHITE CN851 DEH-P9400MP/EW...

  • Page 45: Electrical Parts List

    D 951 Diode DAN202U Q 805 Transistor 2SC3052-12 D 961 Diode DAN202U D 971 Diode DAN202U Q 806 Transistor 2SD1859 Q 807 Transistor IMD2A D 981 Diode DAN202U Q 851 Transistor 2SD1760F5 D 982 Diode HZS9L(A2) Q 852 Transistor RT1P141C-12 DEH-P9400MP/EW...
  • Page 46 R 362 RS1/16S223J R 130 RS1/16S0R0J R 363 RS1/16S0R0J R 131 RS1/16S104J R 364 RS1/16S0R0J R 132 RS1/16S222J R 365 RS1/16S0R0J R 133 RS1/16S103J R 366 RS1/16S0R0J R 134 RS1/16S561J R 367 RS1/16S0R0J R 135 RS1/16S223J R 368 RS1/16S0R0J DEH-P9400MP/EW...
  • Page 47 R 853 RS1/16S102J R 607 RS1/16S221J R 861 RS1/16S102J R 608 RS1/16S682J R 862 RS1/16S102J R 609 RS1/16S102J R 911 RS1/16S0R0J R 610 RS1/16S102J R 912 RS1/16S821J R 611 RS1/16S104J R 913 RS1/16S153J R 612 RS1/16S104J R 914 RS1/16S821J DEH-P9400MP/EW...
  • Page 48 C 422 CCSRCH102J50 C 252 CKSRYF105Z10 C 501 CEJQ220M6R3 C 253 CKSQYB225K10 C 502 CKSRYB473K50 C 254 CKSRYF105Z10 C 503 CCSRCH270J50 C 256 CCSRCH101J50 C 504 CCSRCH270J50 C 258 CEJQ101M6R3 C 505 CKSRYB104K16 C 259 CEJQ221M6R3 C 506 CKSRYB471K50 DEH-P9400MP/EW...
  • Page 49 C 932 CKSRYB104K25 R 208 RS1/16SS221J C 962 CKSRYB104K16 R 210 RS1/16SS221J C 963 CKSRYB105K10 R 212 RS1/16SS221J R 213 RS1/16SS1002D R 214 RS1/16SS1002D Unit Number:CWX2619 Unit Name:CD Core Unit(S9MP3) R 215 RS1/16SS1002D R 216 RS1/16SS1002D R 217 RS1/16SS1002D DEH-P9400MP/EW...
  • Page 50 C 205 CKSSYB103K16 R 714 RS1/16SS473J C 206 CKSSYB103K16 R 715 RAB4CQ221J C 207 CEV221M4 R 716 RAB4CQ221J C 208 CKSSYB104K10 R 717 RAB4CQ221J C 209 CKSSYB104K10 R 718 RAB4CQ221J C 210 CKSSYB104K10 R 719 RAB4CQ221J C 211 CKSSYB104K10 DEH-P9400MP/EW...
  • Page 51 C 712 CKSRYB224K16 R 1523 RS1/16S104J C 713 CKSSYB104K10 C 714 CKSSYB104K10 R 1524 RS1/16S102J R 1525 RS1/16S102J C 715 CKSSYB103K16 R 1526 RS1/16S102J C 716 CKSSYB103K16 R 1527 RS1/16S221J C 901 CKSSYB104K10 R 1528 RS1/16S102J C 903 CCSRCH101J50 DEH-P9400MP/EW...
  • Page 52 C 1574 CKSRYB103K50 R 1650 RS1/16S222J C 1575 CCSRCH101J50 R 1651 RS1/16S333J C 1601 CKSRYB104K16 R 1652 RS1/16S273J C 1602 CSZSR100M10 R 1653 RS1/16S183J C 1603 CKSRYB105K10 R 1654 RS1/16S273J C 1604 CKSRYB105K10 R 1655 RS1/16S474J C 1611 CKSRYF105Z10 DEH-P9400MP/EW...
  • Page 53 IC 1903 S-80826ANUP-EDP S 1908 Push Switch CSG1111 IC 1905 PD8102A S 1909 Push Switch CSG1111 IC 1906 PD6380A S 1910 Push Switch CSG1111 IC 1907 PD3430A S 1911 Push Switch CSG1111 IC 1908 TC7S08FU S 1912 Push Switch CSG1111 DEH-P9400MP/EW...
  • Page 54 RS1/16S472J R 1973 RS1/16S223J R 1975 RS1/16S223J R 1976 RS1/16S222J R 1977 RS1/16S0R0J R 1978 RS1/16S0R0J R 1980 RS1/16S0R0J CAPACITORS C 1901 CSZSR100M16 C 1902 CKSRYB105K10 C 1904 CSZSR100M10 C 1906 CKSYB475K16 C 1908 10µF/16V CCG1138 C 1909 CKSRYB105K10 DEH-P9400MP/EW...

  • Page 55: Adjustment

    - When checking the CD mechanism, adjust the position of the CD mech module by using a booster (or height adjuster) as shown below to prevent its connectors from being stretched. CD Mechanism Module Connector Booster (or height adjuster) DEH-P9400MP/EW...
  • Page 56 SPDL 1X/2X switching (Double-speed compatibility only) *6) Only at the time of CRG move or 100TR jump Error rate measurement F.AGC T.AGC RF AGC F.Bias TRK/MIN/SEC Gain Gain Gain F.Mode switching/T.CLS/CRG,TR Jump switching *8) CRG motor voltage = 2 [V] DEH-P9400MP/EW...

  • Page 57: Checking The Grating After Changing The Pickup Unit

    Because of eccentricity in the disc and a slight misalignment of the clamping center the grating waveform may be seen to "wobble" ( the phase difference changes as the disc rotates). The angle specified above indicates the aver- age angle. • Hint Reloading the disc changes the clamp position and may decrease the "wobble". DEH-P9400MP/EW...
  • Page 58 Ech → Xch 20mV/div, AC Grating waveform Fch → Ych 20mV/div, AC 0° 30° 45° 60° 75° 90° DEH-P9400MP/EW...

  • Page 59: Test Mode

    Remarks: Mechanical errors are not displayed (because a CD is turned off in these errors). Unreadable TOC does not constitute an error. An intended operation continues in this case. Upper digits of an error code are subdivided as shown below: 1x: Setup relevant errors, 3x: Search relevant errors, Ax: Other errors. DEH-P9400MP/EW...

  • Page 60: Display Test Mode

    TEMP region is deleted, data is written and data is read. Examples of flash ROM writing verification results display FLASH SETUP ••• Verification of basic operations. FLASH WRITING ••• Verification of flash data writing operation. FLASH WRITING DATA ••• Verification of flash data reading operation. DEH-P9400MP/EW...
  • Page 61 The Flash ROM has a limited life. The guaranteed component life is 10,000 data rewrites. If the component reaches the end of its life, it appears that an electrostatic buildup will occur and no more “0” can be written in the flash memory. DEH-P9400MP/EW...

  • Page 62: General Information

    Remove the four screws. Disconnect the connector and then remove the CD Mechanism Module. CD Mechanism Module Fig.1 Removing the Panel Assy (Fig.2) Remove the four screws. Disconnect the connector and then remove the Panel Assy. Panel Assy Fig.2 DEH-P9400MP/EW...
  • Page 63 2. Disconnect the connector and then remove the DSP Unit. DSP Unit 3. Remove the Upper Holder. 4. Remove the solder of tab indicated by arrow B. Lower Holder 5. Straight the four tabs indicated by arrows B and C, remove the Lower Holder. Fig.4 DEH-P9400MP/EW...
  • Page 64 3. Shift the Guide Arm Assy to the left and slowly rotate Assy it to the upper direction. 4. When the Guide Arm Assy rotates approximately 45 degree, shift the Assy to the right side direction and remove it. Spring DEH-P9400MP/EW...
  • Page 65 Feed Screw Guide (The pawl is located inside the guide). 3. Remove the belt from the Pulley, then remove the Pickup unit. Pulley Cover (Caution) Make sure not to stain the belt with grease when you fix the belt. Feed Screw Guide Grease Application DEH-P9400MP/EW...

  • Page 66: Connector Function Description

    LOW/SUBWOOFER OUTPUT 14. FR- 15. RR+ 1. BUS+ 16. FR+ 2. GND 3. GND 4. NC 5. BUS- 6. GND 7. BUS L+ INPUT 8. ASENB IP-BUS 9. BUS R+ INPUT 10. BUS R- INPUT 11. BUS L- INPUT DEH-P9400MP/EW...
  • Page 67 TUNER decoder power supply control TUNER:FM stereo input TUNER:SD input DALMON For consumption low-current output currq RDS: Current request SDBW RDS: SD input RECIVE RDS:Recive output drst RDS: Reset output rdslk RDSLK input RDS: Data input 51-55 Not used DEH-P9400MP/EW...
  • Page 68 Signal level input VREF A/D converter standard voltage AVCC A/D converter power supply TUNPDI PLL data input *PD5751A IC's marked by * are MOS type. Be careful in handling them because they are very liable to be damaged by electrostatic induction. DEH-P9400MP/EW...
  • Page 69 BA033SFP Reference voltage PAL007A sw_vcc amp_vcc sw_vcc stby 12 13 14 15 16 17 20 21 22 23 24 25 10 11 18 19 DEH-P9400MP/EW...
  • Page 70 DQ13 oe : Output enable we : Write enable reset : Hardware reset DQ12 RY/by : Ready/Busy output byte : 8bit, 16bit mode select reset Vcc : Supply voltage DQ11 Vss : GND NC : Not used DQ10 RY/by DEH-P9400MP/EW...
  • Page 71 *PD8102A D15/A-1 : Data output / Address input A0-A20 : Address input D0-D14 : Data output ce : Chip enable oe : Output enable byte : Mode switch Vcc : Power supply Vss : GND *S-80826ANUP-EDP VREF DEH-P9400MP/EW...
  • Page 72 SONY DSP master/slave select output DSPLAT SONY DSP latch output DSPRDY SONY DSP I/F ready/busy input EMPHIN Emphasis data input 67-73 Not used NOISE ASL noise input AVSS A/D converter GND Not used VREF A/D converter reference voltage Power supply 79,80 Not used DEH-P9400MP/EW...
  • Page 73 AC: 2Vr ms%0.8Vr ms CassR Bypass -gain Bypass- Selector Input -gain-adjuster SPKR1L CDL + (4-inputs independent-control) Zero-cross d etect (6ch independent control) Input-source-selector SPKR1R (4-inputs independent-control) Volume (6ch independent control) SPKR2L CDR+ Linedriv er-amplifier SPKR2R Phone+ SPKR3L Phone- SPKR3R Navi- OUTPUTREF Navi+ DEH-P9400MP/EW...
  • Page 74 OEL controller pin STBY Flash memory stand by output FL12ON Flash memory protect output 91-93 KD3-1 Key data input 3-1 AVSS Key data input 0 VREF VCC3 BSDATA ROM correction data input / output Not used BSCK ROM correction clock output DEH-P9400MP/EW...
  • Page 75 41,42 PVCSEL0,1 Not used TESTRAM Not used 44,45 TESTSEL0,1 Not used 46,47 PNLSEL0,1 Not used Test pin Test pin Reset input 51-56 DB0-5 Data bus input / output VCC3 3.3V power supply 59-64 DB6-11 Data bus input / output DEH-P9400MP/EW...
  • Page 76 71-73 SI1-3 Serial data input1-3 Serial data input Serial bit forward clock of serial input/output data LRCK Sampling frequency clock of serial input/output data XMST Master/Slave mode select input VDD3 Digital power supply AVSP PLL GND XPLLEN PLL Enable DEH-P9400MP/EW...
  • Page 77 Pin No. Pin Name Function and Operation PLCLK PLL clock output XECKSTP PLL clock output control AVDP PLL power supply VSS4 Digital GND 85-94 TD14-23 VDD4 Digital power supply AVSD DRAM GND SCLI TSDRAM AVDD DRAM power supply PDG267A *S-80835ANUP-EDZ DEH-P9400MP/EW...
  • Page 78 Output pin for preamplifier for thread OPINSL Input pin for preamplifier for thread OPOUT3 CH3 preamplifier output pin OPIN3(-) Input pin for inverting input for CH3 preamplifier OPIN3(+) Input pin for non-inverting input for CH3 preamplifier PREVCC PreVcc BA5996FM DEH-P9400MP/EW...
  • Page 79 Information on error correction C1D2 Information on error correction C2D1(RMUTE) Information on error correction (mute for Rch) C2D2(LMUTE) Information on error correction (mute for Lch) C2D3 Information on error correction D.GND Ground for digital circuits Output of DRAM RAS DEH-P9400MP/EW...
  • Page 80 Output of FE Reversal input of TE Output of TE A.GND Ground for the analog system LDREGO Output of REG voltage for APC Input of PD Output of LD Assignment of pickup polarity A.VDD Power supply for the analog system DEH-P9400MP/EW...
  • Page 81 VCC : Power supply VSS : GND NC : No connection 32 NC 31 lcas 30 hcas ras 16 29 oe 28 A8 27 A7 26 A6 25 A5 24 A4 23 VSS *S-818A33AUC-BGN BA25BC0WFP ON/OFF ON/OFF Vref VOUT DEH-P9400MP/EW...
  • Page 82 70, 71 DBBWRDY0, 1 Input of write-ready flag with WMA decoder DBBI0, 1 72, 73 DBBRRDY0, 1 Input of read-ready flag with WMA decoder DBBO0, 1 AVDD A power supply, positive supply (5V) AVSS A power supply, potential of GND DEH-P9400MP/EW...
  • Page 83 Format Meaning *PE5269A C MOS *PD9023A CS : Chip select input N.C. SK : Serial clock input DI : Serial data input DO : Serial data output N.C. GND : Ground N.C. : No connection VCC : Power supply DEH-P9400MP/EW...
  • Page 84 Bus direction flag from external 72,73 DBBWRDY0, 1 DBB write ready flag DBBRRDY0 DBB read ready flag VDD2 Power supply (2.5V) GND3 DBBRRDY1 DBB read ready flag GND3 RESETB Reset GND3 VDD3 Power supply (3.3V) GND3 PLLCONT PLL control GND3 DEH-P9400MP/EW...
  • Page 85 LRCKI2 PCM input LRCK BCKI2 PCM input bit clock PCM input data LRCKI1 PCM input LRCK BCKI1 PCM input bit clock VDD2 Power supply (2.5V) PCM input data LRCKI0 PCM input LRCK BCKI0 PCM input bit clock GND2 *UPD61002GC DEH-P9400MP/EW...
  • Page 86 Connect to the antenna through an L (LAU type) of 4.7µH.To cope with the power transmission line hums, insert a series circuit consisting of an L (a coil of about 100mH) + R (a resistor of 470 Ω to 2.2kΩ) between the GND. DEH-P9400MP/EW...

  • Page 87: Operational Flow Chart

    In case of the above signal, the communication with Grille microcomputer may fail. Source keys If the time interval is not 300msec, the oscillator operative may be defective. Source ON SYSPW←H Pin 37 Completes power-on operation. (After that, proceed to each source operation) DEH-P9400MP/EW...

  • Page 88: Cleaning

    Before shipping out the product, be sure to clean the following portions by using the prescribed cleaning tools: Portions to be cleaned Cleaning tools CD pickup lenses Cleaning liquid : GEM1004 Cleaning paper : GED-008 Portions to be cleaned Cleaning tools Fans Cleaning paper : GED-008 DEH-P9400MP/EW...

  • Page 89: Operations

    ATT button This lets you quickly lower volume level (by about 90%). Press once more to return to the original volume level. BAND button SOURCE button 2/3 buttons 5/∞ buttons VOLUME Raise or FUNCTION button AUDIO button lower the volume. DEH-P9400MP/EW...
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