Pioneer KEH-P4020 - Radio / Cassette Player Service Manual Download Page 23 | Manualshive

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Summary of Contents for KEH-P4020 - Radio / Cassette Player

Page 1: ...CTRICAL PARTS LIST 27 6 ADJUSTMENT 32 7 GENERAL INFORMATION 33 7 1 DIAGNOSIS 33 7 1 1 DISASSEMBLY 33 7 1 2 CONNECTOR FUNCTION DESCRIPTION 34 7 2 PARTS 35 7 2 1 IC 35 7 2 2 DISPLAY 40 7 3 OPERATIONAL FLOW CHART 41 8 OPERATIONS AND SPECIFICATIONS 42 CONTENTS MULTI CD CONTROL HIGH POWER CASSETTE PLAYER WITH FM AM TUNER This service manual should be used together with the following manual s Model No O...

Page 2: ...erformed repairs can adversely affect the safety and reliability of the product and may void the warranty If you are not qualified to perform the repair of this product properly and safely you should not risk trying to do so and refer the repair to a qualified service technician WARNING This product contains lead in solder and certain electrical parts contain chemicals which ar California to carus...

Page 3: ...ector CZH5591 8 Protector CZH5592 9 Polyethylene Bag CZE2903 10 Accessory Assy CEA3062 11 Polyethylene Bag CZE2908 12 Bush CNV3930 13 14 Handle CNC5395 15 Holder CNC9450 16 17 Screw CBA1002 18 Screw BPZ20P060FZK 19 20 21 22 Contain Box CZH5586 Owner s Manual Installation Manual Part No CZR2944 CZR2945 CZR2946 CZR2947 CZR2948 CZR2949 English French Spanish English French Spanish English Spanish Por...

Page 4: ...4 2 2 EXTERIOR ...

Page 5: ...r CNV6507 51 Spring CBH2428 52 Panel CNS6332 53 Cassette Mechanism Module EXK4080 54 Screw BSZ26P060FMC 55 Tuner Amp Unit See Contrast table 2 56 Screw BSZ26P100FMC 57 Heat Sink CZN6798 58 IC IC500 See Contrast table 2 59 Panel CZN6795 60 Transistor Q702 2SD2396 61 Screw BPZ26P100FZK 62 Screw ISS26P055FUC 63 Terminal CN101 CKF1059 64 Connector CN600 CKS3408 65 Choke Coil L700 CTH1221 66 Fuse 10A C...

Page 6: ...6 2 3 CASSETTE MECHANISM MODULE ...

Page 7: ...NT1027 24 Collar ENV1508 25 Arm ENV1539 26 Arm ENV1540 27 Gear ENV1569 28 Gear ENV1547 29 Gear ENV1560 30 Worm Wheel ENV1566 31 Lever ENV1551 32 Flywheel ENV1554 33 PCB ENP1196 34 Switch S101 102 ESG1007 35 Deck Unit EWM1042 36 Plug CN251 CKS3540 37 Gathering PCB ENX1064 38 Motor Unit M1 EXA1621 39 Motor EXM1028 40 Head Assy HD1 EXA1589 41 Motor Unit M2 EXA1580 42 Screw BMZ20P022FMC 43 Bracket ENC...

Page 8: ...8 3 BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3 1 BLOCK DIAGRAM 1 2 3 4 1 2 3 4 D C B A ...

Page 9: ...9 5 6 7 8 5 6 7 8 D C B A ...

Page 10: ...10 3 2 OVERALL CONNECTION DIAGRAM 1 2 3 4 1 2 3 4 D C B A ...

Page 11: ...11 5 6 7 8 5 6 7 8 D C B A ...

Page 12: ...12 3 3 KEYBOARD UNIT 1 2 3 4 1 2 3 4 D C B A ...

Page 13: ...13 5 6 7 8 5 6 7 8 D C B A ...

Page 14: ...14 3 4 PANEL PCB UNIT 1 2 3 4 1 2 3 4 D C B A ...

Page 15: ...15 ...

Page 16: ...T TAPE NCT 150 400Hz 200nWb m RL RR FR FL C302 R1 C301 R1 Fwd R Fwd L Rev R Rev L NFI R Vref1 RIN L NC RIN R GND FIN R Vref2 FIN L NFI L M OUT L EQOUT L Vref4 TAI L BIAS NC NC MSGV S MUTE 120 70 ser REP f R MSDET MSI MAOUT MSGV R MOUT R EQOUT R Vref3 TAI R RIP PBOUT R NC NC NC CN252 CN251 EQ AMP IC251 390P C252 390P C254 390P PBOUT L NC VCC MSOUT NC R402 R33 C402 15K R401 18K R271 C271 1 50 N L R ...

Page 17: ...ER IC351 BA6923FP C403 R022 TE Vcc2 15 16 17 18 19 20 21 22 23 24 25 26 27 28 14 13 12 11 10 9 8 7 6 5 4 3 2 1 OUT1 NC OUT2 NC PGND TE GND TAB PSO3 PSO2 PSO1 SC2 SC1 CM CE NC NC NC MM NC NC NC TAB VCC1 VCC2 PSB PSI1 PSI2 PSI3 C SM2 SM1 MCS C353 R01 C355 R1 C352 4700P GND RS RSB MTL LOAD SWITCHES SENSOR UNIT S101 LOAD SWITCH EJECT PLAY S102 MODE SWITCH ON OFF The underlined indicates the switch pos...

Page 18: ...Chip Part SIDE A SIDE B NOTE FOR PCB DIAGRAMS 1 The parts mounted on this PCB include all necessary parts for sev eral destination For further information for respec tive destinations be sure to check with the schematic diagram 2 Viewpoint of PCB diagrams 1 2 3 4 1 2 3 4 D C B A ...

Page 19: ...19 SIDE A FRONT 5 6 7 8 5 6 7 8 D C B A ...

Page 20: ...20 FRONT 1 2 3 4 1 2 3 4 D C B A ...

Page 21: ...21 SIDE B 5 6 7 8 5 6 7 8 D C B A ...

Page 22: ...22 4 2 KEYBOARD UNIT 1 2 3 4 1 2 3 4 D C B A ...

Page 23: ...23 SIDE B SIDE A 5 6 7 8 5 6 7 8 D C B A ...

Page 24: ...24 4 3 PANEL PCB UNIT 1 2 3 4 1 2 3 4 D C B A SIDE B SIDE A ...

Page 25: ...254 CN252 M1 M2 HEAD ASSY CN256 14 CN253 CN255 6 5 4 3 2 1 1 2 3 4 5 6 C354 C351 IC351 VR301 VR302 IC251 C355 C359 C360 R362 C353 C352 C357 C356 C358 R404 C405 C403 C402 C401 C404 R403 R402 R401 C309 R285 R271 C301 C310 C302 R302 R304 R252 R254 R253 R251 C252 C254 C253 C251 C256 C255 R303 R301 R272 8 7 1 27 21 20 15 20 21 11 10 1 40 31 30 SIDE B SIDE A 1 2 3 4 1 2 3 4 ...

Page 26: ...26 1 2 3 4 1 2 3 4 D C B A 1 2 3 4 5 6 S101 LOAD S102 MODE S103 70µs CN256 Q101 REEL SENSE L101 L102 E SENSOR UNIT CN253 ...

Page 27: ...rast table Q 712 Transistor DTC114EK Q 713 Transistor 2SB710A Q 801 Transistor DTC114EK Q 803 Transistor 2PB709A D 1 Diode 1SS133 D 104 Diode 1SS355 D 109 Diode 1SS133 D 111 Diode 1SS133 D 301 Diode 1SS133 D 500 Diode DAN202K D 502 Diode See Contrast table D 503 Diode See Contrast table D 504 Diode See Contrast table D 505 Diode See Contrast table D 506 Diode See Contrast table D 507 Diode See Con...

Page 28: ... R 125 RS1 16S153J R 126 RS1 16S123J R 127 RS1 16S682J R 128 RS1 16S103J R 129 RS1 16S102J R 130 RD1 4PU102J R 131 RD1 4PU102J R 132 RD1 4PU102J R 133 RS1 16S102J R 139 RS1 16S182J R 140 RS1 16S182J R 151 RS1 16S222J R 301 RD1 4PU103J R 401 RS1 16S821J R 402 RS1 16S821J R 403 RS1 16S223J R 404 RS1 16S223J R 405 RS1 16S102J R 406 RS1 16S102J R 407 RS1 16S101J R 408 RS1 16S101J R 409 RS1 16S101J R 4...

Page 29: ...ee Contrast table C 150 See Contrast table C 301 CEAL220M16 C 302 CEAL220M16 C 401 CKSRYB105K10 C 402 CKSRYB105K10 C 403 CKSRYB105K10 C 404 CKSRYB105K10 C 405 CKSRYB224K10 C 406 CKSRYB224K10 C 407 CKSRYB224K10 C 408 CKSRYB224K10 C 409 CKSRYB104K25 C 410 CEAL470M16 C 411 CEAL100M16 C 413 CKSRYB105K10 C 414 CKSRYB105K10 C 415 CKSRYB103K50 C 416 CKSRYB103K50 C 417 CKSRYB472K50 C 418 CKSRYB472K50 C 42...

Page 30: ...RS1 10S222J R 918 RS1 10S222J R 919 RS1 10S222J R 920 RS1 10S222J R 921 RS1 10S222J R 929 RS1 16S222J R 930 RS1 16S222J R 932 See Contrast table R 933 See Contrast table R 934 See Contrast table R 935 RS1 16S100J R 936 RS1 16S393J R 951 RA2S471J R 952 RA2S471J CAPACITORS C 901 CKSRYB104K25 C 902 CKSQYB225K10 C 903 See Contrast table C 904 CKSRYB104K25 C 905 CKSRYB104K25 Unit Number CZW5526 Unit Na...

Page 31: ...Not used D506 Diode 11ES2 11ES2 Not used D507 Diode 11ES2 11ES2 Not used D508 Diode 11ES2 11ES2 Not used D509 Diode 11ES2 11ES2 Not used D709 Diode 1SS133 1SS133 Not used R15 RS1 16S473J Not used Not used R18 Not used RS1 16S473J RS1 16S473J R507 Not used Not used RS1 16S0R0J R722 RS1 2PMF102J RS1 2PMF102J Not used R723 RS1 16S223J RS1 16S223J Not used R724 RS1 2PMF102J RS1 2PMF102JT Not used C145...

Page 32: ...32 6 ADJUSTMENT There is no information to be shown in this chapter ...

Page 33: ...le Fig 1 1 1 Remove the four screws and then remove the Cassette Mechanism Module Remove the Grille Assy Fig 1 2 2 Remove the two screws Disconnect the two stoppers and then remove the Grille Assy Removing the Tuner Amp Unit Fig 2 1 1 Remove the three screws 2 2 Remove the screw 3 3 Unbend the three claws and then remove the Tuner Amp Unit Fig 1 Fig 2 ...

Page 34: ...34 7 1 2 CONNECTOR FUNCTION DESCRIPTION ...

Page 35: ...35 CA0008AM PST3434UL TB2118F 7 2 PARTS 7 2 1 IC ...

Page 36: ...23 22 21 20 19 18 17 16 15 C PSI3 PSI2 PSI1 PSB Vcc2 Vcc1 NC NC NC MM NC NC NC CE CM SC1 SC2 PSO1 PSO2 PSO3 GND TE PGND NC OUT2 NC OUT1 Control Vreg OVP Control Vreg OCP OCP Vref Vreg Return circuit Vreg Vcc1 TSD STBY Vref OCP PSB 10K 10K 10K Vref Vref BA6923FP ...

Page 37: ...37 IC s marked by are MOS type Be careful in handling them because they are very liable to be damaged by electrostatic induction PD6340A ...

Page 38: ...ense input 30 LOADSW I Cassette mechanism loading switch input 31 POS I Cassette mechanism position sense input 32 NES I Cassette mechanism normal sense input 33 VSS1 GND 34 TUON O C TUNER power control output 35 FM AM O C FM AM band select pin H AM L FM 36 37 NC Not used 38 SWVDD O N Grille chip enable output 39 EJECTS I N Eject key input 40 42 NC Not used 43 FLAPILM O C Flap illumination output ...

Page 39: ...39 000974240 ...

Page 40: ...40 7 2 2 DISPLAY CZA5561 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 ...

Page 41: ...41 7 3 OPERATIONAL FLOW CHART ...

Page 42: ... to open the front panel 5 AUDIO button Press to select various sound quality controls 6 5 2 3 buttons Press to do manual seek tuning fast forward reverse and track search controls Also used for controlling functions 7 LOUDNESS button Press to switch loudness function on or off 8 BAND button Press to select among three FM and one AM band and cancel the control mode of functions 9 1 6 PRESET TUNING...

Page 43: ...onding to each source is not connected to this unit When no cassette is set in this unit When no magazine is set in the multi CD player When the AUX external input is set to off External Unit refers to a Pioneer product such as one available in the future that although incompatible as a source enables control of basic functions by this product Only one External Unit can be controlled by this produ...

Page 44: ...ess OPEN to open the front panel Cassette loading slot appears 2 Insert a cassette tape into the cassette loading slot Playback will automatically start Cassette loading slot TAPE EJECT button You can eject a cassette tape by pressing TAPE EJECT 3 Close the front panel After a cassette tape has been inserted press SOURCE to select the Cassette player 4 Use VOLUME to adjust the sound level When you...

Page 45: ...lack Gray black Violet Violet black Front speaker Rear speaker Left Perform these connections when using a dif ferent amp sold separately W ith 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 b...

Page 46: ...sired signal level 100 dBf AM tuner Frequency range 530 1 710 kHz 10 kHz Usable sensitivity 20 µV S N 20 dB Selectivity 50 dB 10 kHz Note Specifications and the design are subject to possible modifications without notice due to improvements Specifications KEH P4022 XM EE General Power source 14 4 V DC 10 8 15 1 V allowable Grounding system Negative type Max current consumption 8 5 A Dimensions W H...

Page 47: ...dB 10 kHz HIGH 11 dB 100 Hz 11 dB 10 kHz volume 30 dB Cassette player Tape Compact cassette tape C 30 C 90 Tape speed 4 76cm sec 0 14cm sec 0 05cm sec Fast forward rewinding time Approx 100 sec C 60 Wow flutter 0 09 WRMS Frequency response 30 16 000 Hz 3 dB Stereo separation 45 dB Signal to noise ratio 61 dB IEC A network FM tuner Frequency range 87 5 108 0 MHz Usable sensitivity 11 dBf 1 1 µV 75 ...

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