Pioneer DEH-2900MP 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 2006

DEH-3900MP/XN/EW5

CRT3804

CD RDS RECEIVER

DEH-3900MP

/XN/EW5

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

Model No.

Order No.

Mech.Module

Remarks

CX-3195

CRT3815

S10.5COMP2

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

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

K-ZZA.NOV. 2006 Printed in Japan

Summary of Contents for DEH-2900MP

Page 1: ...ACENTRE PTE LTD 253 Alexandra Road 04 01 Singapore 159936 PIONEER CORPORATION 2006 DEH 3900MP XN EW5 CRT3804 CD RDS RECEIVER DEH 3900MP XN EW5 This service manual should be used together with the following manual s Model No Order No Mech Module Remarks CX 3195 CRT3815 S10 5COMP2 CD Mech Module Circuit Descriptions Mech Descriptions Disassembly For details refer to Important Check Points for Good S...

Page 2: ...hile such short circuit is continued the naked eyes may be exposed to the laser beam Safety Precautions for those who Service this Unit When checking or adjusting the emitting power of the laser diode exercise caution in order to get safe reliable results Caution 1 During repair or tests minimum distance of 13 cm from the focus lens must be kept 2 During repair or tests do not view laser beam for ...

Page 3: ...re disassembling the unit be sure to turn off the power Unplugging and plugging the connectors during power on mode may damage the ICs inside the unit 3 To protect the pickup unit from electrostatic discharge during servicing take an appropriate treatment shorting solder by referring to the DISASSEMBLY 4 After replacing the pickup unit be sure to check the grating 5 Be careful in handling ICs Some...

Page 4: ...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 5: ...6 3 3 KEYBOARD UNIT 22 3 4 CD MECHANISM MODULE GUIDE PAGE 24 4 PCB CONNECTION DIAGRAM 32 4 1 TUNER AMP UNIT 32 4 2 KEYBOARD UNIT 36 4 3 CD CORE UNIT S10 5COMP2 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 7 GENERAL INFORMATION 49 7 1 DIAGNOSIS 49 7 1 1 DISASSEMBLY 49 7 1 2 CONNECTOR FUNCTION DESCRIPT...

Page 6: ...DEH 3900MP XN EW5 6 1 2 3 4 1 2 3 4 C D F A B E 1 SPECIFICATIONS ...

Page 7: ...DEH 3900MP XN EW5 7 5 6 7 8 5 6 7 8 C D F A B E ...

Page 8: ...e component parts indicates the 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 lubricants or glue follow the instructions in this manual In the case of no amount instructions apply as you think it appropriate 18 17 16 18 13 12 15 14 2 10 3 11...

Page 9: ...FTC 9 Polyethylene Bag CEG1160 10 Handle CND3707 11 Bush CNV3930 12 Polyethylene Bag CEG1373 13 Carton CHG5978 14 Contain Box CHL5978 15 Protector CHP3279 16 Protector CHP3280 17 1 Owner s Manual CRD4129 17 2 Owner s Manual CRD4130 17 3 Installation Manual CRD4131 17 4 Passport CRY1013 17 5 Warranty Card CRY1157 18 Case Assy CXB3520 Mark No Description Part No Part No Language CRD4129 English Span...

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

Page 11: ...1084 29 Terminal CN601 VNF1084 30 Chassis Unit CXC6728 31 Button DETACH CAC4836 32 Spring CBH2367 33 Spring CBH2961 34 Spring CBH2962 35 Cover CNN1665 36 Panel CNS8760 37 Arm CNV9311 38 Arm CNV9312 39 Detach Grille Assy CXC6989 40 Screw BPZ20P100FTC 41 Button Detach CAC9941 42 Button AUDIO FUNC CAC9942 43 Button 1 6 CAC9943 44 Button EJECT TA CAC9949 45 Button EQ BAND CAC9950 46 Button CAI1180 47 ...

Page 12: ...DEH 3900MP XN EW5 12 1 2 3 4 1 2 3 4 C D F A B E 2 3 CD MECHANISM MODULE ...

Page 13: ... CND2584 30 Lever CND2585 31 Arm CND2586 32 Bracket CND2587 33 Arm CND2588 34 Lever CND2589 35 Holder CNV7201 36 Gear CNV7207 37 Gear CNV7208 38 Gear CNV7209 39 Gear CNV7210 40 Gear CNV7211 41 Gear CNV7212 42 Rack CNV7214 43 Arm CNV7216 44 Roller CNV7218 45 Gear CNV7219 46 Guide CNV7361 47 Gear CNV7595 48 Guide CNV7799 49 Arm CNV7805 50 Rack CNV8342 51 Roller CNV8343 52 Holder CNV8344 53 Arm CNV83...

Page 14: ...4 8EJ 7 DSCSNS 6 VCC 16 RESET 8 RESET 8 8 VREF REFO 133 REFOUT 3 3 FOM FOM 12 FOM 4 4 TOM TOM 13 TOM 22 LOEJ LOEJ 5 52 50 X201 XTAL XTAL 16 93MHz VDSENS 11 VD IN1_L IN2_L 1 ELEC SOU TUNL 2 CN401 1 2 CN651 TUNER AMP UNIT LOUT A SYS B ANTENNA IFA IFB CDRESET 3 B UP VDD 5 VD Q991 14 7 SWVDD SWD5V 6 5 IC 911 BA4918 V12 BSENS SYSPW POWEROFF 2 1 36 47 15 SWVDD 4 1 15 Q992 BRST BRXEN BSRQ BDATA BSCK 8 RE...

Page 15: ...EY CONTROLLER KEY DATA LCD1801 3 CN1801 KEYBOARD UNIT 10 11 18 20 DPDT KYDT B 13 12 D1803 D1810 D1812 D1821 D1823 D1825 SWVDD SWVDD 4 X0 X1 22 X1801 5MHz 23 KEY MATRIX FUNC S1817 S1821 S1818 LEFT S1815 S1820 S1819 S1807 4 S1809 S1808 UP S1811 S1816 RIGHT S1813 DOWN S1810 S1814 S1822 S1812 S1802 S1803 S1805 10 56 VLCD VDD 9 14 17 1 3 IC1802 GP1UX51RK REM CON REM S1801 S1804 DISP S1806 3 AUDIO S1823...

Page 16: ...CK ROMDATA ROT1 CE2 ROT0 MODELAD NC TELIN Decimal points for resistor and capacitor fixed values are expressed as 2 2 t 2R2 0 022 t R022 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 Symbol indicates a resistor No differentiation is made between chip resistors and discrete resi...

Page 17: ...DEH 3900MP XN EW5 17 5 6 7 8 5 6 7 8 C D F A B E A b A 1000 6R3 22K R022 RR RR FR FR FL FL RL RL ACC GND BACK UP B REM A TUNER AMP UNIT RCA ...

Page 18: ...DEH 3900MP XN EW5 18 1 2 3 4 1 2 3 4 C D F A B E A a A b A b 1 2 3 4 5 A TUNER AMP UNIT RCA ...

Page 19: ...DEH 3900MP XN EW5 19 5 6 7 8 5 6 7 8 C D F A B E A a A b A b 5 6 7 1000 6R3 22K RR RR FR FR FL FL RL RL ACC GND BACK UP B REM ...

Page 20: ...DEH 3900MP XN EW5 20 1 2 3 4 1 2 3 4 C D F A B E A b A a A a A b 1 2 3 4 5 R022 FLMD1 VDCONT VCK VDT VST SELFOUT ROMCS ROMCK ROMDATA ROT1 CE2 ROT0 C CN701 FM AM TUNER UNIT ...

Page 21: ...0 022 t R022 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 Symbol indicates 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 B CN1801 ...

Page 22: ...DEH 3900MP XN EW5 22 1 2 3 4 1 2 3 4 C D F A B E 3 3 KEYBOARD UNIT B TA LCD DRIVER KEY CONTROLLER ...

Page 23: ...DEH 3900MP XN EW5 23 5 6 7 8 5 6 7 8 C D F A B E B TA LOUD FUNC A CN831 B KEYBOARD UNIT VOLUME AUX INPUT ...

Page 24: ...M2 CXC4026 LOADING CARRIAGE MOTOR PICKUP UNIT P10 5 SERVICE SWITCHES CD CORE UNIT S10 5COMP2 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 EEPROM CD DRIVER F F T T F F T T F F T T F F T T F T S C C S S C 3 2 1 9 0 4 8 7 5 ...

Page 25: ...DEH 3900MP XN EW5 25 5 6 7 8 5 6 7 8 C D F A B E C b C C CD CORE UNIT S10 5COMP2 A CN651 F SIGNAL LINE FOCUS SERVO LINE TRACKING SERVO LINE CARRIAGE SERVO LINE SPINDLE SERVO LINE T C S 6 ...

Page 26: ...DEH 3900MP XN EW5 26 1 2 3 4 1 2 3 4 C D F A B E C a C b C b 1 C CD CORE UNIT S10 5COMP2 F SIGNAL LINE FOCUS SERVO LINE TRACKING SERVO LINE CARRIAGE SERVO LINE SPINDLE SERVO LINE T C S ...

Page 27: ...DEH 3900MP XN EW5 27 5 6 7 8 5 6 7 8 C D F A B E C a C b C b 2 3 A CN651 6 ...

Page 28: ... 2 3 4 C D F A B E C b C a C a C b 1 PICKUP UNIT P10 5 SERVICE SWITCHES CD CORE UNIT S10 5COMP2 S901 HOME SWITCH ON OFF S903 DSCSNS SWITCH ON OFF S904 12EJ SWITCH ON OFF S905 8EJ SWITCH ON OFF EEPROM F F T T F F T T F F T T F F T T ...

Page 29: ...134 SPINDLE MOTOR M2 CXC4026 LOADING CARRIAGE MOTOR SWITCHES CD CORE UNIT S10 5COMP2 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 EEPROM CD DRIVER F T S C C S S C 3 2 1 9 0 4 8 7 5 ...

Page 30: ... 500 mV div 500 mV div 500 mV div 500 mV div 20 ms div FE 0FIN TE 9TIN 1 V div 500 mV div 500 mV div 500 μs div RFAGC TE 9TIN 500 mV div 500 mV div 2 ms div TE RFAGC 500 mV div 500 mV div 200 ms div 0FIN FE Source On setup operation 12 cm CD DA Source On setup operation CD DA Play operation Spindle waveform during play operation Spindle waveform during play operation Wider Focus Search waveform Tr...

Page 31: ... 1 V div 1 V div 1 V div 500 μs div RFAGC 9TIN TE 0FIN 5 V div 5 V div 5 V div 5 V div 500 ms div 1DSCSNS 28SNS 312SNS 4LOEJ 5 V div 5 V div 5 V div 500 ms div 1DSCSNS 5CLCONT 4LOEJ 12 cm CD Eject operation Analog audio waveform 12 cm CD Eject operation 8 cm CD Eject operation Black dot 800 μm during play Search operation Outter to Inner 4 Tracks Jump waveform 10 Tracks Jump waveform 32 Tracks Jum...

Page 32: ...onnector P C Board Chip Part 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 FRONT CORD ASSY WIRED REMOTE INPUT C CN701 B CN1801 ...

Page 33: ...DEH 3900MP XN EW5 33 5 6 7 8 5 6 7 8 C D F A B E A SIDE A FRONT REAR OUTPUT ANTENNA FM AM TUNER UNIT ...

Page 34: ...DEH 3900MP XN EW5 34 1 2 3 4 1 2 3 4 C D F A B E A A TUNER AMP UNIT ...

Page 35: ...DEH 3900MP XN EW5 35 5 6 7 8 5 6 7 8 C D F A B E A SIDE B ...

Page 36: ...EH 3900MP XN EW5 36 1 2 3 4 1 2 3 4 C D F A B E 4 2 KEYBOARD UNIT B SIDE B SIDE A B KEYBOARD UNIT B KEYBOARD UNIT A CN831 TA EJECT LOUD 6 5 4 3 2 1 FUNCTION BAND SOURCE VOLUME AUDIO EQ DISPLAY AUX INPUT ...

Page 37: ...DEH 3900MP XN EW5 37 5 6 7 8 5 6 7 8 C D F A B E ...

Page 38: ...DEH 3900MP XN EW5 38 1 2 3 4 1 2 3 4 C D F A B E 4 3 CD CORE UNIT S10 5COMP2 C SIDE A C CD CORE UNIT S10 5COMP2 PICKUP UNIT P10 5 SERVICE A CN651 M2 LOADING CARRIAGE MOTOR M1 SPINDLE MOTOR ...

Page 39: ...DEH 3900MP XN EW5 39 5 6 7 8 5 6 7 8 C D F A B E C SIDE B C CD CORE UNIT S10 5COMP2 ...

Page 40: ... 124 Diode MPG06G 6415G3 D 832 B 74 8 Diode FTZ6R8E D 851 B 57 102 Diode DAN202U D 901 A 48 110 Diode MPG06G 6415G3 D 902 A 48 107 Diode MPG06G 6415G3 D 911 A 50 80 Diode MPG06G 6415G3 D 912 A 44 80 Diode MPG06G 6415G3 D 931 A 64 109 Diode HZS7L A1 D 991 A 18 113 Diode HZS7L C3 L 151 A 136 106 Inductor LAU2R2K L 401 A 148 82 Inductor LAU2R2K L 402 A 144 98 Inductor LAU2R2K L 407 B 164 66 Inductor ...

Page 41: ...32 B 84 26 RS1 16S473J R 833 A 79 23 RD1 4PU222J R 834 A 82 23 RD1 4PU222J R 835 A 60 21 RD1 4PU222J Circuit Symbol and No Part No R 837 A 75 19 RD1 4PU103J R 839 A 87 14 RD1 4PU222J R 840 A 85 14 RD1 4PU222J R 841 B 73 27 RS1 16S104J R 851 B 83 71 RS1 16S223J R 852 B 61 104 RS1 16S472J R 853 B 57 105 RS1 16S153J R 854 B 76 72 RS1 16S102J R 855 B 80 67 RS1 16S104J R 871 B 16 126 RS1 16S102J R 872 ...

Page 42: ...LANEOUS IC 1801 B 28 112 IC PD6340A Circuit Symbol and No Part No IC 1802 A 18 160 IC GP1UX51RK D 1803 A 6 147 LED CL 195SR CD D 1804 A 5 155 LED CL 195SR CD D 1805 A 38 147 LED CL 195SR CD D 1806 A 38 137 LED CL 195SR CD D 1807 A 38 126 LED CL 195SR CD D 1808 A 38 116 LED CL 195SR CD D 1809 A 38 73 LED CL 195SR CD D 1810 A 23 150 LED NESW505C 5273 D 1812 A 32 9 LED CL 195SR CD D 1813 A 20 19 LED ...

Page 43: ...473J R 255 A 27 63 RAB4CQ104J R 307 A 34 19 RS1 16SS183J R 308 A 38 20 RS1 16SS183J R 309 A 35 21 RS1 16SS183J R 310 A 38 21 RS1 16SS183J R 601 B 28 38 RS1 16SS0R0J R 602 B 27 41 RS1 16SS0R0J R 606 B 23 41 RS1 16SS0R0J R 701 B 16 35 RS1 16SS221J Circuit Symbol and No Part No R 702 A 23 55 RS1 16SS221J CAPACITORS C 106 B 56 69 CKSQYB475K6R3 C 201 A 28 67 CKSRYB104K16 C 202 A 27 57 CKSSYB104K10 C 20...

Page 44: ...re 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 th...

Page 45: ...se S Curve Rough Servo and RF AGC F T RF AGC 4 SPDL 1X 2X switching As for the double speed 2x audio output cannot be supported 5 Error Rate measurement ON ERR 30Counts Start BER display data 6 F Mode switching Tracking Close CRG TR Jump Switching After the Eject key is pressed keys other than the Eject key should not be pressed until disc ejection is complete When the key 2 or 3 is pressed during...

Page 46: ...ode load the disc and switch the 3 V 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 osci...

Page 47: ...DEH 3900MP XN EW5 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 20 mV div AC Fch Ych 20 mV div AC ...

Page 48: ...h or CRG move mechanism Communication error between microcomputer and SERVO LSI 11 Electricity Focus Servo NG Focusing not available Stains on rear side of disc or excessive vibrations on REWRITABLE 12 Electricity Spindle Lock NG Spindle not locked Sub code is strange not readable Subcode NG Failure on spindle stains or damages on disc or excessive vibrations A disc not containing CD R data is fou...

Page 49: ...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 two screws 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 2 2 3 3 4 Remove the two screws 2 Straighten the tabs at two locations indicated 3 Remove the two screws and then remove the...

Page 50: ...the mechanism remove the two Springs A the six Springs B and the four Screws 2 Turn the Upper Frame using the part a as a pivot and remove the Upper Frame 3 While lifting the Carriage Mechanism remove it from the three Dampers Caution When assembling be sure to apply some alcohol to the Dampers and assemble the mechanism in a clamped state 1 Hold the Upper and Lower Frames 2 Do not hold the front ...

Page 51: ...the SW in a clamped state so as not to damage it How to remove the Pickup Unit 1 Make the system in the carriage mechanism mode and have it clamped 2 Remove the CD Core Unit and remove the leads from the Inner Holder 3 Remove the Poly Washer Change Arm and Pickup Lock Arm 4 While releasing from the hook of the Inner Holder lift the end of the Feed Screw Caution When assembling move the Planet Gear...

Page 52: ...4 C D 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 TEL Pin No 9 10 11 12 13 14 15 16 RL FL RL FL RR FR RR FR ANTENNA REAR OUTPUT WIRED REMOTE INPUT 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 ...

Page 53: ...1 12 IN2 13 S GND 14 IN4 15 IN3 16 AC GND 17 OUT3 18 P GND3 19 OUT3 20 VCC 21 OUT4 22 MUTE 23 OUT4 24 P GND4 SWITCH 25 Offset Detection Offset Detection Offset Detection Offset Detection Protector Over current limit sw_vcc stby Protector Short circuit Mute circuit amp_vcc Stand by Circuit Protector Over voltage sw_vcc Protector Thermal Reference amp_vcc ...

Page 54: ...output P BUS Reception enable input output P BUS Service request input P BUS Serial data input Test data input P BUS Serial data output P BUS Serial clock output Test data clock synchronizer output Data output for display microcomputer Data output for self writing Key data input from display microcomputer Data input for self writing Not used Cellular phone mute input Not used GHC for external VDD ...

Page 55: ... Terminal for TUNER only Terminal for TUNER only Terminal for TUNER only Terminal for TUNER only Terminal for TUNER only Terminal for TUNER only Terminal for TUNER only Terminal for TUNER only Terminal for TUNER only Terminal for TUNER only Terminal for TUNER only Terminal for TUNER only Terminal for TUNER only Terminal for TUNER only Terminal for TUNER only Terminal for TUNER only Terminal for TU...

Page 56: ...sed GND for port 7 VDD for port 7 A D converter GND Signal level input Not used Model select terminal Wired remote control AD input Not used A D converter reference voltage Pin Layout GND NC B BUP VDD SYS B SWVDD SW5V SW5VCONT SYSPW BSENS VDDCONT 12 11 10 9 8 7 6 5 4 3 2 1 Block Diagram 10 B 9 BUP 8 VDD 5 SW5V 7 SYS B 6 SWVDD 2 BSENS 4 SW5VCONT 3 SYSPW 1 VDDCONT 12 GND Overvoltage Protection TSD O...

Page 57: ...0 O LCD common output 10 VLCD LCD drive power supply 11 14 KST3 0 O Key strobe output 15 16 KDT0 1 I Key data input analogue 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 K...

Page 58: ...Power supply for A D converter Ground for A D converter Flash writing control terminal Internal microcomputer reset terminal Pull down Not used Chip check test program start up input Not used P BUS Serial data input P BUS Serial data output P BUS Serial clock input output Tx for flash rewriting Rx for flash rewriting P BUS Reception enable input output P BUS Service request input Not used Flash se...

Page 59: ...udio serial I F clock output 3 wire audio serial I F data output Servo monitor input output 0 2 Servo monitor input output 3 Ext MCK IN DRAM CLOCK DRAM CS DRAM CKE output Output of DRAM RAS DRAM Lower CAS LDQM output DRAM Upper CAS UDQM output Output of DRAM WE DRAM OE CAS output Input output of DRAM data 0 15 Ground for I O terminal Power supply for I O terminal Output of DRAM address 0 11 Output...

Page 60: ... REFINA I I I I I Reference Signal Input reference signal for PLL part with FE_IC 12 REFINB Reference Signal Input reference signal for PLL part with FE_IC 13 LDET Lock Detector PLL lock detecter output High active 14 VDD O Power Supply Power supply for Digital block D C 3 3 V 0 2 V 15 DI Data In 16 CK CK 17 CE1 Chip Enable 1 Chip enable for FE_IC High active 18 DO O Data Out Data output 19 CE2 O ...

Page 61: ...DEH 3900MP XN EW5 61 5 6 7 8 5 6 7 8 C D F A B E 7 2 2 DISPLAY LCD CAW1930 SEGMENT COMMON ...

Page 62: ...DD H Pin 1 Source keys operative Completes power on operation After that proceed to each source operation SYSPW H Pin 15 Starts communication with Grille microcomputer Source ON 300 ms 300 ms In case of the above signal the communication with Grille microcomputer may fail If the time interval is not 300 msec the oscillator may be defective ...

Page 63: ...DEH 3900MP XN EW5 63 5 6 7 8 5 6 7 8 C D F A B E 8 OPERATIONS ...

Page 64: ...DEH 3900MP XN EW5 64 1 2 3 4 1 2 3 4 C D F A B E BPZ20P080FTC ...

Page 65: ...DEH 3900MP XN EW5 65 5 6 7 8 5 6 7 8 C D F A B E ...

Page 66: ...eaning tools Portions to be cleaned Cleaning tools g CD pickup lenses Cleaning liquid GEM1004 Cleaning paper GED 008 g p p Jigs List Test Disc L P F TCD 782 Checking the grating g g g Checking the grating g g g Two pieces p Name Jig No Remarks Grease List Grease Grease GEM1024 GEM1045 CD Mechanism Module CD Mechanism Module Name Grease No Remarks ...

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