Pioneer DEH-3700MP Service Manual Download Page 1

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ORDER NO.

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 2004

DEH-3700MP/XU/UC

CRT3397

HIGH POWER CD/MP3/WMA PLAYER WITH FM/AM TUNER

DEH-3700MP

/XU/UC

This service manual should be used together with the following manual(s):

Model No.

Order No.

Mech.Module

Remarks

CX-3158

CRT3394

S10.1AAC

CD Mech. Module : Circuit Description, Mech. Description, Disassembly

For details, refer to "Important Check Points for Good Servicing".

K-ZZA. DEC. 2004 Printed in Japan

Summary of Contents for DEH-3700MP

Page 1: ...LTD 253 Alexandra Road 04 01 Singapore 159936 PIONEER CORPORATION 2004 DEH 3700MP XU UC CRT3397 HIGH POWER CD MP3 WMA PLAYER WITH FM AM TUNER DEH 3700MP XU UC This service manual should be used together with the following manual s Model No Order No Mech Module Remarks CX 3158 CRT3394 S10 1AAC CD Mech Module Circuit Description Mech Description Disassembly For details refer to Important Check Point...

Page 2: ...ian WARNING This product contains lead in solder and certain electrical parts contain chemicals which are known to the state of California to cause cancer birth defects or other reproductive harm Health Safety Code Section 25249 6 Proposition 65 Service Precaution 1 You should conform to the regulations governing the product safety radio and noise and other regulations and should keep the safety d...

Page 3: ...ide the product Please check that neither solder debris nor screws remain inside the product 8 There should be no semi broken wires scratches melting etc on the coating of the power cord Damaged power cords may lead to fire accidents so please be sure that there are no damages If you find a damaged power cord please exchange it with a suitable one 9 There should be no spark traces or similar marks...

Page 4: ...CD MECHANISM MODULE GUIDE PAGE 22 4 PCB CONNECTION DIAGRAM 32 4 1 TUNER AMP UNIT 32 4 2 KEYBOARD UNIT 36 4 3 CD CORE UNIT S10 1 38 5 ELECTRICAL PARTS LIST 40 6 ADJUSTMENT 44 6 1 CD ADJUSTMENT 44 6 2 CHECKING THE GRATING AFTER CHANGING THE PICKUP UNIT 46 6 3 ERROR MODE 48 6 4 SYSTEM MICROCOMPUTER TEST PROGRAM 49 7 GENERAL INFORMATION 50 7 1 DIAGNOSIS 50 7 1 1 DISASSEMBLY 50 7 1 2 CONNECTOR FUNCTION...

Page 5: ...DEH 3700MP XU UC 5 5 6 7 8 5 6 7 8 C D F A B E 1 SPECIFICATIONS ...

Page 6: ...some component parts indicatesthe importance of the safety factor of the part Therefore when replacing be sure to use parts of identical designation 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 15 11 12 13 16 1 6 10 9 8 7 5 4...

Page 7: ...CRZ50P090FTC 7 Screw TRZ50P080FTC 8 Polyethylene Bag CEG 158 9 Handle CNC5395 10 Bush CNV3930 11 Polyethylene Bag CEG1173 12 Carton YHG5021 13 Contain Box YHL5021 14 Protector XHP7004 15 Protector XHP7003 16 1 Owner s Manual YRD5020 16 2 Installation Manual YRD5023 16 3 Caution Card CRP1294 16 4 Caution Card CRP1310 16 5 Card ARY1048 17 Cord Assy XDE7008 Mark No Description Part No Part No Languag...

Page 8: ...TERIOR C C B A A B A B 12 33 53 2 2 2 2 6 4 4 4 15 54 23 69 17 13 11 14 17 69 68 27 25 24 22 20 21 26 18 29 67 19 28 70 30 3 42 35 36 41 38 39 37 40 49 48 51 50 46 52 45 10 16 1 44 31 9 65 65 55 5 8 7 58 65 66 61 60 62 64 63 56 59 57 31 31 31 47 32 34 43 ...

Page 9: ...older YNC5002 31 Screw BPZ20P100FZK 32 Spring CBH2210 33 Knob VOLUME YAA5001 34 Button DETACH YAC5027 35 Button SOURCE YAC5030 36 Button 1 6 LOCAL BSM YAC5031 37 Button AUDIO LOUDNESS YAC5032 38 Button BAND YAC5033 39 Button EJECT DISPLAY YAC5034 40 Button DOWN RIGHT YAC5035 41 Button UP LEFT YAC5036 42 Button CLOCK EQ YAC5039 43 Spring YBL5001 44 Cover YNS5038 45 Connector CN1801 CKS4943 46 Sheet...

Page 10: ...38 23 59 87 86 5 13 34 5 5 13 44 5 C 52 53 36 4 73 29 51 18 64 76 50 10 72 75 49 77 67 27 78 60 90 48 8 17 46 6 60 11 89 43 70 14 31 65 85 66 85 31 35 14 74 85 1 2 3 R 91 12 33 61 63 21 79 57 58 62 80 13 4 86 I 45 28 7 24 47 P 41 20 40 69 39 30 P 19 56 F E 22 81 15 G 26 5 54 37 55 93 92 10 C 1GEM1024 2GEM1045 3GEM1035 1 1 1 1 1 1 1 1 2 2 2 2 1 1 1 1 1 2 2 1 3 ...

Page 11: ...rm CNC9968 39 Arm CND1909 40 Lever CND2032 41 Lever CNC9984 42 Sheet CNM8134 43 Collar CNV8447 44 Guide CNV8448 45 Arm CNV8403 46 Rack CNV8374 47 Holder CNV8376 48 Holder CNV8377 49 Arm CNV8378 50 Gear CNV8379 51 Gear CNV8380 52 Gear CNV8381 53 Gear CNV8382 54 Gear CNV8383 55 Gear CNV8384 56 Rack CNV8385 57 Arm CNV8386 58 Arm CNV8387 59 Guide CNV8388 60 Roller CNV8189 61 Gear CNV8389 62 Arm CNV839...

Page 12: ...S10 1 13 12 X701 DSCSNS CONT LOEJ HOME 32 97 53 47 VDD IC 203 NJM2885DL1 33 3 3V REGULATOR V3R3D 1 3 VDCONT 49 S 812C33AUA C2N MICRO COMPUTER IC 701 PE5454A 4 V3R3D 19 BDATA BSCK VD2 VDD 2 15 5 1 4 14 VD2 VDCONT 30 31 8EJ 12EJ X1 X2 reset 14 15 RESET CD3VON 46 1 CD3VON 2 E TUN L 3 CDL SYSTEM IC P CN401 1 2 CN721 TUNER AMP UNIT CD L A TUN 3 3V SYS 8V VDD ANTENNA Q991 RESET RST 14 21 5 20 VDCONT VD1...

Page 13: ...DPDT KYDT SYSTEM CONTROLLER VDD REGULATOR BACKUP SENSE ACC SENSE 3 9 11 12 10 1 2 B CN901 TUNPCE1 TUNPCE2 TUNPDI RESET TUNPDO 56 55 11 12 TUNPCK 13 TUNPDO TUNPDI CE1 CE2 TUNPCK Q912 DALMON 32 4 8 10 9 3 5 6 7 4 8 10 9 SOURCE VOLUME LAMP IL1801 SWVDD SWVDD DSENS ILM ROT1 ROT0 DPDT KYDT S1827 SWVDD 21 SOURCE 66 DSENS 65 ILMPW 22 ROT1 36 ROT0 35 DPDT 9 KYDT 8 R Lch CN352 2 3 FLIN 14 SWVDD Q822 DSENS ...

Page 14: ...dicates a resistor No differentiation is made between chip resistors and discrete resistors NOTE Symbol indicates a capacitor No differentiation is made between chip capacitors and discrete capacitors C CN901 FM AM TUNER UNIT 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 For re...

Page 15: ...C 15 5 6 7 8 5 6 7 8 C D F A B E A b A 332 16 CEK1286 3A CEK1208 RECEIVE STRKEY2 bsrq isens asens bsens dsens source A TUNER AMP UNIT REAR L CH REAR R CH TROLLER 10A FM 29 6dB AM 19 1dB CD 36 45dB WIRED REMOTE CONTROL ...

Page 16: ...DEH 3700MP XU UC 16 1 2 3 4 1 2 3 4 C D F A B E A a A b A a A a A b 471 16 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 VSS AVREF1 SL DISCSENS STRKEY1 asens bsens dsens source C CN901 ...

Page 17: ...ferentiation is made between chip capacitors and discrete capacitors FM AM TUNER UNIT 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 For resistors and capacitors in the circuit diagrams their resistance values or capacitance values are expressed in codes Ex Resistors Code Practi...

Page 18: ...DEH 3700MP XU UC 18 1 2 3 4 1 2 3 4 C D F A B E A a A b A b 332 16 CEK1286 3A A TUNER AMP UNIT REAR L CH REAR R CH FM 29 6dB AM 19 1dB CD 36 45dB ...

Page 19: ...DEH 3700MP XU UC 19 5 6 7 8 5 6 7 8 C D F A B E A a A b A b 2 1 CEK1208 10A WIRED REMOTE CONTROL ...

Page 20: ...DEH 3700MP XU UC 20 1 2 3 4 1 2 3 4 C D F A B E 3 3 KEYBOARD UNIT LCD DRIVER KEY CONTROLLER DIS B YAW5015 ...

Page 21: ...DEH 3700MP XU UC 21 5 6 7 8 5 6 7 8 C D F A B E DISPLAY B B KEYBOARD UNIT A CN831 40mA 14V ...

Page 22: ...3 4 C D F A B E 3 4 CD MECHANISM MODULE GUIDE PAGE C a C TY PICKUP UNIT P10 SERVICE M1 CXC4440 SPINDLE MOTOR M2 CXB8933 LOADING CARRIAGE MOTOR CD DRIVER T F F T T T F F F T C S T F S C F F T T S S C C C C S S T T F F 1 3 2 0 9 7 8 5 4 ...

Page 23: ...LEVEL1 SRAMLEVEL2 TYPE_A D SWITCHES CD CORE UNIT S10 1 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 CORE UNIT S10 1 C A CN721 F SIGNAL LINE FOCUS SERVO LINE TRACKING SERVO LINE CARRIAGE SERVO LINE SPINDLE SERVO LINE T C S 3V REGULATOR 3 3V REGULATOR MICRO COMPUTER 6 ...

Page 24: ...DEH 3700MP XU UC 24 1 2 3 4 1 2 3 4 C D F A B E A a C b C a C a C b 1 2 PICKUP UNIT P10 SERVICE T F F T T T F F F T C S T T F F ...

Page 25: ...DEH 3700MP XU UC 25 5 6 7 8 5 6 7 8 C D F A B E A a C b C a C a C b 2 3 4 5 6 M1 CXC4440 SPINDLE MOTOR M2 CXB8933 LOADING CARRIAGE MOTOR CD DRIVER T F S C F F T T S S C C C C S S 1 3 2 0 9 7 8 5 4 ...

Page 26: ... 022 R022 C a C b C b 1 2 ras SWITCHES CD CORE UNIT S10 1 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 CORE UNIT S10 1 C F SIGNAL LINE FOCUS SERVO LINE TRACKING SERVO LINE CARRIAGE SERVO LINE SPINDLE SERVO LINE T C S 3 3V REGULATOR ...

Page 27: ...DEH 3700MP XU UC 27 5 6 7 8 5 6 7 8 C D F A B E C a C b C b 2 3 4 5 6 SRAMLEVEL0 SRAMLEVEL1 SRAMLEVEL2 TYPE_A D A CN721 3V REGULATOR MICRO COMPUTER 6 ...

Page 28: ...00mV div 500mV div 500mV div 20ms div Ref REFO Mode Normal TE FE 500mV div 500mV div 200ms div Source On setup operation CD DA Play operation Ref REFO Mode Normal FE 0 FIN TE 9 TIN 500mV div 500mV div 500mV div 500mV div 20ms div CD ROM play operation Regular track Jump Ref REFO Mode Normal MDX 7 SIN 2V div 1V div 5µs div Ref REFO Mode Normal MDX 7 SIN 1V div 200mV div 50ms div Spindle waveform du...

Page 29: ... TIN 1V div 500mV div 500mV div 500ms div Ref REFO Mode Normal 1 DSCSNS 2 8SNS 3 12SNS 4 LOEJ 5V div 5V div 5V div 5V div 500ms div 12 cm CD Eject operation CD DA CD ROM mode change Band key Ref GND Mode Normal RFAGC TE 9 TIN 1V div 500mV div 500mV div 500µs div 4 Tracks Jump waveform 32 Tracks Jump waveform Ref REFO Mode TEST RFAGC TE 9 TIN 1V div 500mV div 500mV div 2ms div Ref REFO Mode TEST RF...

Page 30: ...3 4 C D F A B E 7 SIN 8 CIN 9 TIN 1V div 500mV div 500mV div 500ms div CD ROM CD DA mode change Band key Ref REFO Mode Normal RFAGC 9 TIN TE 0 FIN 1V div 1V div 1V div 1V div 500µs div Black dot 800µm during play Ref REFO Mode Normal ...

Page 31: ...DEH 3700MP XU UC 31 5 6 7 8 5 6 7 8 C D F A B E ...

Page 32: ...ER AMP UNIT SIDE B SIDE A NOTE FOR PCB DIAGRAMS 1 The parts mounted on this PCB include all necessary parts for several destination For further information for respective destinations be sure to check with the schematic dia gram 2 Viewpoint of PCB diagrams C CN901 CORD ASSY WIRED REMOTE CONTROL 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 2 3 ...

Page 33: ...DEH 3700MP XU UC 33 5 6 7 8 5 6 7 8 C D F A B E A SIDE A B CN1801 FRONT RCA ANTENNA FM AM TUNER UNIT SSY REAR OUTPUT 0 11 12 13 14 15 1 4 2 2 1 3 16 ...

Page 34: ...DEH 3700MP XU UC 34 1 2 3 4 1 2 3 4 C D F A B E A A TUNER AMP UNIT PCL TEST 1 1 ...

Page 35: ...DEH 3700MP XU UC 35 5 6 7 8 5 6 7 8 C D F A B E A SIDE B PCL EST 1 1 ...

Page 36: ...DEH 3700MP XU UC 36 1 2 3 4 1 2 3 4 C D F A B E 4 2 KEYBOARD UNIT B B KEYBOARD UNIT SIDE A CLOCK EQ VOLUME SOURCE 1 2 BAND LCD1801 4 3 6 LOCAL BSM 5 DOWN LOUDNESS DISPLAY RIGHT LEFT AUDIO EJECT UP ...

Page 37: ...DEH 3700MP XU UC 37 5 6 7 8 5 6 7 8 C D F A B E B B KEYBOARD UNIT SIDE B A CN831 ...

Page 38: ...DEH 3700MP XU UC 38 1 2 3 4 1 2 3 4 C D F A B E 4 3 CD CORE UNIT S10 1 C C CD CORE UNIT S10 1 SIDE A A CN721 PICKUP UNIT P10 SERVICE HOME M2 LOADING CARRIAGE MOTOR M1 SPINDLE MOTOR E F REFO1 ...

Page 39: ...DEH 3700MP XU UC 39 5 6 7 8 5 6 7 8 C D F A B E C C CD CORE UNIT S10 1 SIDE B 12EJ 8EJ DSCSNS ...

Page 40: ...18 15 Diode 1SS133 D 841 A 116 15 Diode 1SS133 D 842 A 130 25 Diode 1SS133 D 901 A 69 113 Diode S5688G D 902 A 72 110 Diode S5688G D 911 A 30 78 Diode S5688G D 912 A 18 60 Diode HZS6L B2 D 931 A 55 93 Diode HZS7L C3 D 932 A 60 91 Diode HZS7L A1 D 971 A 60 104 Diode S5688G D 972 A 57 104 Diode S5688G D 991 A 13 48 Diode HZS7L C3 L 151 A 141 79 Inductor LAU2R2K L 401 A 155 55 Inductor LAU1R0K L 402 ...

Page 41: ...B 59 68 RS1 16S102J R 962 B 45 66 RS1 16S822J R 981 A 136 38 RD1 4PU1R8J R 991 A 13 53 RD1 4PU271J Circuit Symbol and No Part No R 992 A 18 50 RD1 4PU121J R 995 B 28 42 RS1 16S103J R 996 B 26 44 RS1 16S222J CAPACITORS C 151 B 159 71 CKSRYB224K16 C 152 B 159 73 CKSRYB224K16 C 153 B 122 74 CKSRYB105K10 C 154 B 145 82 CKSRYB105K10 C 155 A 121 78 CEJQ4R7M35 C 156 A 143 88 CEJQ4R7M35 C 157 B 123 85 CKS...

Page 42: ...834 B 14 21 RS1 16S473J CAPACITORS Circuit Symbol and No Part No C 1802 B 27 52 CKSRYF104Z25 C 1811 A 25 32 CKSRYF104Z25 C 1812 A 20 129 CKSRYF104Z25 C 1813 A 39 33 CKSRYF104Z25 C 1814 A 39 133 CKSRYF104Z25 C Unit Number CWX3096 Unit Name CD Core Unit S10 1 MISCELLANEOUS IC 201 A 39 24 IC UPD63763GJ IC 203 B 45 78 IC NJM2885DL1 33 IC 301 A 49 88 IC BA5835FP IC 701 A 48 51 IC PE5454A IC 703 A 30 44...

Page 43: ...KSSYB104K10 C 208 B 44 25 CKSSYB104K10 C 209 A 54 29 CKSSYB104K10 C 212 A 45 37 CKSRYB105K10 C 216 A 25 8 CKSSYB332K50 C 217 A 28 12 CKSSYB104K10 C 218 A 25 7 CKSSYB473K10 C 219 A 34 7 CKSSYB104K10 C 220 A 33 11 CKSSYB182K50 C 221 B 35 6 CKSSYB104K10 C 222 B 35 8 CCSSCH560J50 C 223 B 33 8 CCSSCH4R0C50 C 224 B 40 16 CKSSYB104K10 C 225 B 45 14 CKSSYB103K16 Circuit Symbol and No Part No C 226 B 43 12...

Page 44: ...e protections will not work Avoid applying any mechanical or electrical shock to the mechanism during adjustment The RFI and RFO signals with a wide frequency range are easy to oscillate When observing the signals insert a resistor of 1k ohms in series The load and eject operation is not guarantied with the mechanism upside down If the mechanism is blocked due to mistaken eject operation reset the...

Page 45: ... SEC8x or TRK9xMIN9xSEC9x TRKSPMINSPSECSP 4 TRKGGMINGGSECGG 2 Key BAND 6 1 2 3 Power On Off CRG TR Jump Direction of the external surface CRG TR Jump Direction of the internal surface U CLS and AGC and Applicable servomechanism AGC AGC display setting RF Gain switching Offset adjustment display T Balance adjustment T Open Close S Curve Rough Servo and RF AGC SPDL 1X 2X switching As for the double ...

Page 46: ...d switch the 3V regulator on 2 Using the and buttons move the PU unit to the innermost track 3 Press key 3 to close focus the display should read 91 Press key 2 to implement the tracking balance adjustment the display should now read 81 Press key 3 The display will change returning to 81 on the fourth press 4 As shown in the diagram above monitor the LPF outputs using the oscilloscope and check th...

Page 47: ...DEH 3700MP XU UC 47 5 6 7 8 5 6 7 8 C D F A B E Grating waveform 45 0 75 60 30 90 Ech Xch 20mV div AC Fch Ych 20mV div AC ...

Page 48: ...3 or WMA file present in a disc No MP3 or WMA file exists in a CD ROM disc inserted 17 Electricity Setup NG AGC protection doesn t work out of Focus soon Scratch on Disc Severe dirt and vibration 12 Electricity Spindle Lock NG Not spindle lock Wrong subcode can t read Subcode NG RF amp NG Defective Spindle Scratch and dirt on Disc Intense vibration The appropriate gain of the RF amp cannot be obta...

Page 49: ...he ACC switched ON the standby mode cancelled shift the TESTIN Pin 15 terminal to H The clock signal is output from the PCL terminal Pin 14 The frequency of the clock signal is 786 432kHz that is one 16th of the fundamental frequency The clock signal should be 786 432kHz 31 5Hz If the clock signal is out of the range the X tal X601 should be replaced with new one ...

Page 50: ...le Assy Fig 1 1 Remove the Case CD Mechanism Module 1 1 1 1 Fig 2 Tuner Amp Unit Removing the Tuner Amp Unit Fig 2 Remove the screw 1 Remove the four screws Disconnect the connector and then remove the CD Mechanism Module 2 Release the two latchs and then remove the Grille Assy 2 2 1 3 3 3 2 2 2 2 Straighten the tabs at three locations indicated 3 Remove the three screws and then remove the Tuner ...

Page 51: ...he two springs C and the four screws 2 To remove the upper frame open it on the fulcrum A 3 While lifting the carriage mechanism remove the three dampers 4 With the frames removed insert the connectors coming from the main unit and eject the disc Caution Before installing the carriage mechanism in the frames be sure to apply some alcohol to the dampers and set the mechanism to the clamp mode Do no...

Page 52: ...ead wires from the inner holder 4 Remove the washer styling holder change arm and pickup lock arm 5 While releasing from the hook of the inner holder lift the end of the feed screw Caution In assembling move the planet gear to the load eject position before setting the feed screw in the inner holder Shorting Solder Planet Gear Change Arm Inner Holder Styling Holder Feed Screw Washer Pickup Lock Ar...

Page 53: ...F A B E 7 1 2 CONNECTOR FUNCTION DESCRIPTION Pin No 1 2 3 4 5 6 7 8 B UP GND ACC NC NC B REM NC NC Pin No 9 10 11 12 13 14 15 16 RL FL RL FL RR FR RR FR ANTENNA JACK REAR OUTPUT WIRED REMOTE CONTROL 10A 16 2 1 15 14 13 12 11 10 9 8 7 6 5 4 3 ...

Page 54: ... output Not used Output for dark current reduction circuit GND TEL mute input Rotary volume input 0 1 ROM collection data output ROM collection clock output ROM collection chip select output RDS decoder receiving output Not used P BUS serial pole request input Not used System power output Not used Wired remote control input Illumination input System mute output Auto antenna control output Not used...

Page 55: ...on and Operation ACC sense input Back up sense input Grille detach sense input Source sense input GND VDD Crystal oscillator connection pin GND Not used VSS VDD VDD Signal level input Temperature detection input VD power supply short circuit input DISC loading detection input Wired remote control input IC s marked by are MOS type Be careful in handling them because they are very liable to be damag...

Page 56: ... input 17 REW I Remote control reception input 18 DPDT I Display data input 19 NC Not used 20 KYDT O Key data output 21 MODA GND 22 X0 Crystal oscillator connection pin 23 X1 Crystal oscillator connection pin 24 VSS GND 25 26 KDT2 3 I Key data input 27 NC Not used 28 KST4 O Key strobe output 29 32 NC Not used 33 55 SEG35 13 O LCD segment output 56 VDD Power supply 57 64 SEG12 5 O LCD segment outpu...

Page 57: ... I Connected to GND 42 PWMSW1 I Setup 1 for PWM output FD TD 43 TESTEN I Connected to GND 44 D1 GND GND for 1 6V digital circuits 45 DIN I Input of audio data 46 DOUT O Output of audio data 47 SCKIN I Clock input for audio data 48 SCKO O Clock output for audio data 49 LRCKIN I Input of LRCK for audio data 50 LRCK O Output LRCK for audio data 51 xtalen I Permission to oscillate 16 9344MHz 52 D1 VDD...

Page 58: ...GCO O Output of RF 117 C3T O Connection to the capacitor for detecting 3T 118 AGCI I Input of AGC 119 RFO O Output of RF AGC 120 121 EQ2 1 I Equalizer 2 1 122 RF2 I Reversal input of RF2 123 RF I Reversal input of RF 124 A GND Ground for the analog system 125 A I Input of A 126 C I Input of C 127 B I Input of B 128 D I Input of D 129 F I Input of F 130 E I Input of E 131 VREFIN I Input of referenc...

Page 59: ...RXEN I O C It is possible to receive P Bus input output 28 bsrq I O C P Bus service request demand input output 29 NC Not used 30 DSCSNS I Disc state sense input 31 8EJ S905 I Input of detection of 8 cm disc ejection 32 12EJ S904 I Input of detection of 12 cm disc ejection 33 EVSS E power supply GND 34 EVDD E power supply Positive power supply 35 36 SRAMLEVEL0 1 O C SRAM level meter output 37 EMPH...

Page 60: ...87 FMODE I For flash rewriting Connected to VSS via the resistor 88 FLRQ O C For flash rewriting 89 93 NC Not used 94 csens I Flap closing sense input 95 TYPE_A D I CD DA analog digital output change setup 96 testin I Chip check test program starting input 97 HOME I Home SW sense input 98 TEMP I Temperature information sense input 99 VDSENS I VD power supply short sense input 100 NC Not used PE545...

Page 61: ...I I data in Data input 11 NC non connection Not used 12 OSCGND osc ground Ground of oscillator block 13 ROM_VDD power supply Power supply for EEPROM pin 13 is connected with a power supply of micro computer 14 DO O data out Data output 15 DGND digital ground Ground of digital block 16 NC non connection Not used 17 VDD_3 3 power supply The power supply for digital block 3 3V 0 2V 18 NC non connecti...

Page 62: ...DEH 3700MP XU UC 62 1 2 3 4 1 2 3 4 C D F A B E 7 2 2 DISPLAY LCD YAW5015 SEGMENT COMMON ...

Page 63: ...ns Pin 63 swvdd L Pin 21 Source keys operative Completes power on operation After that proceed to each source operation SYSPW H Pin 43 Starts communication with Grille microcomputer Source ON 300ms 300ms In case of the above signal the communication with Grille microcomputer may fail If the time interval is not 300msec the oscillator may be defective ...

Page 64: ...C D F A B E 7 4 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 ...

Page 65: ...DEH 3700MP XU UC 65 5 6 7 8 5 6 7 8 C D F A B E 8 OPERATIONS ...

Page 66: ...DEH 3700MP XU UC 66 1 2 3 4 1 2 3 4 C D F A B E ...

Page 67: ...DEH 3700MP XU UC 67 5 6 7 8 5 6 7 8 C D F A B E ...

Page 68: ... D F A B E About the fixing screws for the front panel If you do not operate the Detaching and Replacing the Front Panel Function use the supplied fixing screws and fix the front panel to this unit Fixing screw CBA1488 Fixing screw CBA1488 ...

Page 69: ...Violet black Front speaker Rear speaker Left Perform these connections when using the optional amplifier With a 2 speaker system do not connect anything to the speaker leads that are not connected to speakers Yellow To terminal always supplied with power regardless of ignition switch position Black ground To vehicle metal body Red To electric terminal controlled by ignition switch 12 V DC ON OFF P...

Page 70: ...DEH 3700MP XU UC 70 1 2 3 4 1 2 3 4 C D F A B E Jigs List Test Disc L P F TCD 782 Checking the grating g g g Checking the grating g g g Two pieces Name Jig No Remarks ...

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