Table of Contents
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Service
Manual
HIGH POWER CD PLAYER WITH FM/AM TUNER
DEH-340
DEH-3400
DEH-34
- This service manual should be used together with the following manual(s):
Model No.
Order No.
CX-977
CRT2624
CONTENTS
1. SAFETY INFORMATION ............................................3
2. EXPLODED VIEWS AND PARTS LIST .......................4
4. PCB CONNECTION DIAGRAM ................................26
5. ELECTRICAL PARTS LIST ........................................34
6. ADJUSTMENT..........................................................41
For details, refer to "Important symbols for good services" on the next page.
PIONEER CORPORATION
PIONEER ELECTRONICS (USA) INC.
PIONEER EUROPE NV
Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936
C PIONEER CORPORATION 2001
DEH-340/XN/UC
XN/UC
XN/UC
Mech. Module Remarks
S9
CD Mech. Module:Circuit Description, Mech.Description, Disassembly
4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A.
XN/UC
7. GENERAL INFORMATION .......................................45
7.1 DIAGNOSIS ........................................................45
7.1.1 DISASSEMBLY .........................................45
7.1.2
7.2 PARTS .................................................................49
7.2.1 IC................................................................49
7.2.2 DISPLAY ....................................................58
7.3 OPERATIONAL FLOW CHART ...........................59
7.4 CLEANING ..........................................................60
8. OPERATIONS AND SPECIFICATIONS.....................61
K-ZZD. NOV. 2001 Printed in Japan
ORDER NO.
CRT2759
.......48
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Table of Contents
Related Manuals for Pioneer DEH-340
Summary of Contents for Pioneer DEH-340
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Page 1: Table Of Contents
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 C PIONEER CORPORATION 2001 K-ZZD. NOV. 2001 Printed in Japan... -
Page 2: Block Diagram And Schematic Diagram
DEH-340,3400,34 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3.1 BLOCK DIAGRAM TUNER AMP UNIT FM/AM TUNER UNIT FM/AM 1ST IF 10.7MHz MPXREF 41kHz AMRF T51 Q51 CF51 CF52 CF53 ANTENNA AMDET CN402 AMANT L ch IC 2 FM MPX R ch... -
Page 3: Electrical Parts List
DEH-340,3400,34 CN351 DEH-340/XN/UC FRONT L CH Q 341 REAR L CH Q 351 SYSTEM CONTROLLER Q359 IC 610 (1/2) PE5262B VDD REGULATOR Q913 TUNPCE PCE1 TUNPCK TUNPCE2 PCE2 TUNPDO PDIO VCC REGULATOR TUNPDI Q910 Q911 LOCL CN901 SYSPW BACKUP Q912... - Page 4 DEH-340,3400,34 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 ELECTRONIC R791 SYST ANTENNA JACK DSENS EJECT...
- Page 5 DEH-340,3400,34 TUNER AMP UNIT CD:+9.4dBs DEH-340/XN/UC PRE OUT VOLUME FM(100%):+3.6dBs AM(30%):-6.9dBs CD:+10.2dBs MUTE EM CONTROLLER 600 H POWER AMP FM(100%):+29.6dBs AM(30%):+19.1dBs CD:+36.2dBs CEK1136 > BACK UP B.REM VDD REGULATOR VCC REGULATOR SYS+B REGULATOR BACK UP SENSE ACC SENSE...
- Page 6 DEH-340,3400,34 4.194MHz CSS1023 UNIT TUNER FM/AM AM(30%):-30dBs FM(100%):-19.5dBs...
- Page 7 DEH-340,3400,34 UNIT KEYBOARD UNIT CONTROL A-a B...
- Page 8 DEH-340,3400,34...
- Page 9 DEH-340,3400,34...
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Page 10: Adjustment
DEH-340,3400,34 3.3 KEYBOARD UNIT REMOTE CON KEY CONTROL AND DISPLAY DRIVER CLOC DEH-340/XN/UC DEH-3400/XN/UC DEH-34/XN/UC D1919,1920 SML-310PT SML-310PT SML-310DT S1900 CSG1107 CSG1107 CSG1133 S1901-1906 CSG1107 CSG1107 CSG1117 S1908-1916 CSG1107 CSG1107 CSG1117 CAW1699 CAW1707 CAW1707... - Page 11 DEH-340,3400,34 E CONTROL SENSOR KEYBOARD UNIT VOLUME CSD1077 SOURCE CN1951 CSG1111 CLOCK LOCAL BAND LOUD CSG1111 AUDIO...
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Page 12: Cd Mechanism Module
DEH-340,3400,34 3.4 CD MECHANISM MODULE CONTROL UNIT PICKUP UNIT(SERVICE)(P9) RF AMP CN101 ACT/MOTOR DRIVER SPINDLE M1 CXB6007 LOADING/CARRIAGE M2 CXB5903 5V REGULATOR... - Page 13 DEH-340,3400,34 SERVO CONTROL/DSP/DAC/LPF 16.934MHz SWITCHES: CONTROL UNIT S901 : HOME SWITCH..ON-OFF 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. Decimal points for resistor and capacitor fixed values are expressed as : 2.2 2R2...
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Page 14: General Information
DEH-340,3400,34 Note:1. The encircled numbers denote measuring pointes in the circuit diagram. 2. Reference voltage VREF:2.1V - Waveforms 5 CH1:FD 1 CH1:DSCSNS 5V/div. 1 CH1:DSCSNS 5V/div. 500mV/div. 6 CH2:FOK 2 CH2:CLCONT 2 CH2:CLCONT 5V/div. 5V/div. 500ms/div. 5V/div. 500ms/div. 500ms/div. 7 CH3:MD... - Page 15 DEH-340,3400,34 % CH1:RFO 5 CH1:FD % CH1:RFO 1V/div. 1V/div. 1V/div. 200ms/div. 0 CH2:TE ^ CH2:FOP 0 CH2:TE 500µs/div. 1V/div. 5ms/div. 2V/div. 500mV/div. ! CH3:TD ! CH3:TD 1V/div. 1V/div. With no disk inserted 32 Track Jump During "Focus Close" 1 Track Jump Ref.
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Page 16: Error Mode
DEH-340,3400,34 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 17: Connector Function Description
DEH-340,3400,34 7.1.2 CONNECTOR FUNCTION DESCRIPTION - DEH-340/XN/UC ANTENNA PRE OUT - DEH-3400/XN/UC, DEH-34/XN/UC ANTENNA PRE OUT 1. GND 2. BACK UP 3. ACC 4. NC 5. NC 6. B.REM 7. NC 8. NC 9. RL- 10. FL- 11. RL+ 12. FL+ 13. -
Page 18: Parts
DEH-340,3400,34 7.2 PARTS 7.2.1 IC Pin Functions(PE5262A) Pin No. Pin Name Format Function and Operation MODEL1 Model select input Not used AVSS A/D GND FM stereo input SD input AVREF1 A/D converter reference voltage KYDT Key data input DPDT Display data output... - Page 19 DEH-340,3400,34 Pin No. Pin Name Format Function and Operation Power supply Crystal oscillator connection pin Crystal oscillator connection pin IC(VPP) Connect to GND Not used TESTIN Test program mode input AVDD Positive power supply terminal for analog circuit AVREF0 A/D converter reference voltage...
- Page 20 DEH-340,3400,34 - Pin Functions (PD6340A) Pin No. Pin Name Function and Operation SEG4-0 LCD segment output COM3-0 LCD common output VLCD LCD drive power supply 11-14 KST3-0 Key strobe output 15,16 KDT0,1 Key data input (analogue input) Remote control reception...
- Page 21 DEH-340,3400,34 - Pin Functions(TA2153FN) Pin No. Pin Name Function and Operation Power supply voltage terminal RFGC RF amplitude adjustment control signal terminal GMAD AGC amplifier frequency characteristic adjustment terminal Main beam amplifier input terminal Main beam amplifier input terminal Sub beam amplifier input terminal...
- Page 22 DEH-340,3400,34 - Pin Functions(TC9495F2) Pin No. Pin Name Function and Operation TESTO Test mode terminal Replay speed flag output terminal uhso Replay speed flag output terminal EMPH Emphasis flag output terminal for sub code Q data LRCK Channel clock (44.1 kHz) output terminal...
- Page 23 DEH-340,3400,34 Pin No. Pin Name Function and Operation 58-61 FLGA-D External flag output terminal for internal signal monitor Digital + power supply terminal (5 V) Digital ground terminal RF amplifier gain switching terminal Not used HOME detection switch input terminal...
- Page 24 DEH-340,3400,34 - Pin Functions(BA5996FM) Pin No. Pin Name Function and Operation Input pin for reference voltage OPIN2(+) Input pin for non-inverting input for CH2 preamplifier OPIN2(-) Input pin for inverting input for CH2 preamplifier OPOUT2 Output pin for CH2 preamplifier...
- Page 25 DEH-340,3400,34 PAL007A 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+ Offset MUTE Detection OUT4- P-GND4 SWITCH Protector;...
- Page 26 DEH-340,3400,34 - FM/AM Tuner Unit FM/AM 1ST IF 10.7MHz MPXREF 41kHz AMRF T51 Q51 CF51 CF52 CF53 AMDET AMANT L ch IC 2 FM MPX R ch ANT ADJ COMP MIXER, IF AMP, DET. LDET FMANT RFGND FMRF CF202 IC 3...
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Page 27: Display
DEH-340,3400,34 7.2.2 DISPLAY - CAW1699(DEH-340/XN/UC), CAW1707(DEH-3400/XN/UC, DEH-34/XN/UC) COM0B COM0B COM1B COM1B COM2E COM2E COM3B COM3B COM2D COM2D COM3A COM3A COM2C COM2C COM0A COM0A COM2B COM2B COM1A COM1A COM2A COM2A... -
Page 28: Operational Flow Chart
DEH-340,3400,34 7.3 OPERATIONAL FLOW CHART Power ON VDD=5V Pin 68 bsens Pin 63 BSENS=L asens Pin 64 ASENS=L dsens Pin 65 DSENS=L ADPW H Pin 66 CSENS - CSENS 2V, 3V CSENS Pin 80 Source returns to the original one(before you open). -
Page 29: Cleaning
DEH-340,3400,34 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 30: Operations And Specifications
DEH-340,3400,34 8. OPERATIONS AND SPECIFICATIONS 8.1 OPERATIONS What’s what button button BAND Press and hold for two seconds to switch BSM function on or Press to select among three FM and one AM band and cancel off. the control mode of functions. - Page 31 DEH-340,3400,34...
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Page 35: Specifications
DEH-340,3400,34 8.2 SPECIFICATIONS General CD player Power source ....14.4 V DC (10.8 – 15.1 V System ......Compact disc audio allowable) system Grounding system ..Negative type Usable discs ....Compact disc Max. current consumption Signal format: ......... 10.0 A Sampling frequency 44.1 kHz... - Page 36 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 C PIONEER CORPORATION 2001 K-ZZD. NOV. 2001 Printed in Japan...
- Page 37 CHG4531 14 Contain Box CHL4549 CHL4531 15 Protector CHP2251 CHP2421 16 Protector CHP2252 CHP2422 EXTERIOR(DEH-340/XN/UC)(Page 6) - EXTERIOR SECTION PARTS LIST Part No. Mark No. Symbol and Description DEH-340/XN/UC DEH-340/XM/UC 11 Holder CNC8659 CXB6681(Holder Unit) EXTERIOR(DEH-3400/XN/UC, DEH-34/XN/UC)(Page 8) - EXTERIOR SECTION PARTS LIST Part No.