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Pioneer KEH-3031 XM/EE Service Manual
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Pioneer KEH-3031 XM/EE Service Manual

Pioneer KEH-3031 XM/EE Service Manual

High power cassette player with fm/mw/lw tuner
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Service
Manual
HIGH POWER CASSETTE PLAYER WITH FM/MW/LW TUNER
KEH-3031
CONTENTS
SAFETY INFORMATION ............................................2
1. SPECIFICATIONS........................................................3
2. EXPLODED VIEWS AND PARTS LIST .......................4
2.1 PACKING...............................................................4
2.2 EXTERIOR .............................................................6
2.5 CASSETTE MECHANISM ASSY..........................8
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ...10
3.1 BLOCK DIAGRAM ..............................................10
3.2 OVERALL CONNECTION DIAGRAM.................12
3.3 KEYBOARD UNIT ...............................................14
3.4 CASSETTE MECHANISM ASSY........................16
4. PCB CONNECTION DIAGRAM ................................18
4.1 TUNER AMP UNIT .............................................18
4.2 KEYBOARD UNIT ..............................................22
4.3 CASSETTE MECHANISM ASSY........................24
For details, refer to "Important symbols for good services".
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 2002
4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A.
BAND
BAND
KEH-3031
KEH-3031
BASS/TREBLE BOOSTER
BASS/TREBLE BOOSTER
1
2
3
B
4
5
6
KEH-3031/XM/EE
XM/EE
5. ELECTRICAL PARTS LIST ........................................25
6. ADJUSTMENT..........................................................27
7. GENERAL INFORMATION .......................................28
7.1 DIAGNOSIS ........................................................28
7.1.1 DISASSEMBLY .........................................28
7.1.2
CONNECTOR FUNCTION DESCRIPTION
7.2 PARTS .................................................................30
7.2.1 IC................................................................30
7.2.2 DISPLAY ....................................................35
7.3 OPERATIONAL FLOW CHART ...........................36
7.4 CLEANING ..........................................................37
8. OPERATIONS ...........................................................38
ORDER NO.
CRT2978
K-ZZS. NOV. 2002 Printed in Japan
...29

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Summary of Contents for Pioneer KEH-3031 XM/EE

  • Page 1 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 2002 K-ZZS. NOV. 2002 Printed in Japan...

  • Page 2: Block Diagram And Schematic Diagram

    3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3.1 BLOCK DIAGRAM TUNER AMP UNIT FM/AM TUNER UNIT AM IFT3 T1 FM DET 2nd IF 450kHz AM RF IC 1 AM IFT2 OSC/MIX/IF AMP/AGC DET/SNC/MRC/MPX FM/AM IFT1 FM RF AM OSC FM OSC 1 3 4 17 16 15 6 18 10...

  • Page 3: Keyboard Unit

    CN350 REAR OUT Q351 Q350 ELECTRONIC VOLUME POWER AMP CN600 IN1L IN RL OUT_RL IC500 IC300 PML010A TDA7384 IN3L IN FL OUT_FL STBY B.UP Q500 RESET Q602 B.U5V B.UP Q605 B.U5V PST3434UL Q603 Q501 B.U5V Q606 SYSPW Q600 Q607 Q604 COM9V Q615 SW5V...

  • Page 4: Overall Connection Diagram

    3.2 OVERALL CONNECTION DIAGRAM Note: When ordering service parts, be sure to refer to “EXPLODED VIEWS AND PARTS LIST” or “ELECTRICAL PARTS LIST”. TUNER AMP UNIT TUNER UNIT TU100 CN100 FM -20dBs AM -18dBs R123 L100 TU-RCH 10uH L101 68mH TU-LCH C122 R122...
  • Page 5 CEK1208 1 2 3 4 5 6 7 8 9 10 11 12 13 14 1516 17 18 CN600 L600 600uH DC_CONNECTOR 15 14 13 12 B.REM D605 11ES2 C604 R047 C602 R303 R305 R001 R602 R606 ELECTRONIC VOLUME IC600 Q601 Q600 TPD1018F...

  • Page 6: Keyboard Unit

    3.3 KEYBOARD UNIT KEYBOARD UNIT SEG19 SEG36 SEG19 SEG18 GND9 SEG37 SEG18 SEG17 SEG38 SEG17 SEG16 SEG39 SEG16 SEG15 KST4 SEG15 IC900 SEG14 SEG14 RN901 SEG13 KDT3 SEG13 KDT2 SEG12 SEG12 PD6340A SEG11 X900 SEG11 SEG10 4.97MHz SEG10 SEG9 MODA SEG9 SEG8 KYDT...
  • Page 7 DESNS DGND R900 SW5V CN800 R901 2R2K KYDT R902 2R2K DPDT ILL+B ILLGND KDT3 PL900 KDT2 KST4 KDT1 KDT0 KDT3 PL901 KDT2 KST0 LOCAL AUDIO SW900 SW909 SW923 PL902 SW901 SW924 KST1 GND8 BAND SW902 SW910 SW925 SW903 SW926 KST2 LOUD CLOCK SW904...
  • Page 8 3.4 CASSETTE MECHANISM ASSY TUNER AMP UNIT HEAD 1-0802-7004 CN200 HEAD COMMON-L HEAD FWD L OUT HEAD FWD R OUT HEAD REV R OUT HEAD REV L OUT HEAD COMMON-R REEL PCB PHOTO CN250 SENSOR PHOTO DIODE 1-0801-7024 PHOTO TR DIGITAL GND 1-0802-7010 MODE SW...
  • Page 9 - Tuner Unit(CZW5536) Explain No. Symbol 1 AM ANT IN AM antenna input Hight impedance. Connect to the antenna through an antenna circuit of receiver set. 2 FM ANT IN FM antenna input 75Ω . Surge absober is necessary. 3 GND RF ground Ground for the antenna section.

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