Pioneer KEH-P8900R Service Manual Download Page 4

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OEL

CN801

S1901,S1902,S1905,S1907-S1918,S1920-S1924 : CSG1112(P8900R/EW,P8950/ES)

S1901,S1902,S1905,S1907-S1918,S1920-S1924 : CSG1113(P8900R-W/EW)

S1903,S1904 : CSG1033

S1906 : CSG1043

S1919,S1925 : CSG1111

PTY

ENT

SCR

DISP

P8900R/EW,ES

P8900R-W/EW

P8900R/EW,ES

P8900R-W/EW

P8900R/EW,ES

P8900R-W/EW

P8900R/EW,ES

P8900R-W/EW

P8900R/EW,ES

P8900R-W/EW

P8900R/EW,ES

KEH-P8900R,P8900R-W,P8950

SCHEMATIC DIAGRAM

KEYBOARD UNIT

KEYBOARD UNIT

Summary of Contents for KEH-P8900R

Page 1: ...s marked by and can not be supplied PACKING SECTION PARTS LIST Part No Mark No Description KEH P8800R EW KEH P8900R EW 1 Cord Assy CDE6007 CDE6339 9 2 Owner s Manual CRD2956 CRD3225 9 3 Owner s Manual CRD2957 CRD3226 9 4 Owner s Manual CRD2958 CRD3227 9 5 Installation Manual CRD2959 CRD3228 9 8 Warranty Card CRY1087 CRY1157 9 9 Caution Card CRP1208 Not used 12 Carton CHG3778 CHG4034 13 Contain Box...

Page 2: ... 4 PACKING SECTION PARTS LIST Part No Mark No Description KEH P8850 ES KEH P8950 ES 1 Cord Assy CDE5867 CDE6338 18 2 Owner s Manual CRD2962 CRD3229 18 3 Owner s Manual CRD2963 CRD3230 18 5 Installation Manual CRD2964 CRD3231 20 Carton CHG3777 CHG4035 21 Contain Box CHL3777 CHL4035 EXTERIOR Page 6 EXTERIOR SECTION PARTS LIST Part No Mark No Description KEH P8800R EW KEH P8900R EW KEH P8900R W EW KE...

Page 3: ...14 12 Lighting Conductor CNV6215 13 Keyboard Unit CWM7063 P8900R EW P8950 ES Keyboard Unit CWM7064 P8900R W EW 14 Connector CN1902 CKS3995 15 Connector CN1901 CKS3996 16 Insulator CNM6775 17 PCB CNP5508 18 OEL Unit MXK8002 19 Grille Unit P8900R EW CXB5336 Grille Unit P8900R W EW CXB5337 Grille Unit P8950 ES CXB5338 20 Cover Unit P8900R EW CXB5339 Cover Unit P8900R W EW CXB5340 Cover Unit P8950 ES ...

Page 4: ...13 P8900R W EW S1903 S1904 CSG1033 S1906 CSG1043 S1919 S1925 CSG1111 PTY TA ENT SCR DISP P8900R EW ES P8900R W EW P8900R EW ES P8900R W EW P8900R EW ES P8900R W EW P8900R EW ES P8900R W EW P8900R EW ES P8900R W EW P8900R EW ES 4 KEH P8900R P8900R W P8950 1 2 3 4 1 2 3 4 D C B A SCHEMATIC DIAGRAM KEYBOARD UNIT KEYBOARD UNIT C F CF ...

Page 5: ...5 KEH P8900R P8900R W P8950 5 6 7 8 5 6 7 8 D C B A OEL Module KEY OEL MODULE CONTROLLER REMOTE CONTROL SENSOR DATA ROM CF ...

Page 6: ...0 1 2 3 4 1 2 3 4 D C B A UP DOWN EQ MODE EQ MODE SOURCE ENT SCR 1 2 3 4 5 6 TA PTY RESET AUDIO FUNC OPEN BAND A CN801 F OEL MODULE DISP SIDE A PCB CONNECTION DIAGRAM KEYBOARD UNIT KEYBOARD UNIT C SIDE B F C F KEYBOARD UNIT C F ...

Page 7: ...ch CSG1113 S 1908 Push Switch CSG1113 S 1909 Push Switch CSG1113 S 1910 Push Switch CSG1113 S 1911 Push Switch CSG1113 S 1912 Push Switch CSG1113 S 1913 Push Switch CSG1113 S 1914 Push Switch CSG1113 S 1915 Push Switch CSG1113 S 1916 Push Switch CSG1113 S 1917 Push Switch CSG1113 S 1918 Push Switch CSG1113 S 1919 Push Switch CSG1111 S 1920 Push Switch CSG1113 S 1921 Push Switch CSG1113 S 1922 Push...

Page 8: ... S 1918 Push Switch CSG1112 S 1919 Push Switch CSG1111 S 1920 Push Switch CSG1112 S 1921 Push Switch CSG1112 S 1922 Push Switch CSG1112 S 1923 Push Switch CSG1112 S 1924 Push Switch CSG1112 S 1925 Push Switch CSG1111 RESISTORS R 1901 RS1 16S154J R 1902 RS1 16S473J R 1903 RA4C101J R 1904 RA3C101J R 1905 RA3C101J R 1906 RA4C101J R 1907 RS1 16S473J R 1908 RA3C101J R 1909 RA3C101J R 1910 RA4C101J R 19...

Page 9: ...on KEH P8800R EW KEH P8900R X1B EW 1 Cord Assy CDE6007 CDE6339 2 Accessory Assy CEA2538 UEA2538 7 Polyethylene Bag E36 615 CEG 127 8 Cover CEG1088 UEG 013 9 1 Polyethylene Bag CEG1116 UEG1116 9 2 Owner s Manual CRD2956 URD 142 9 3 Owner s Manual CRD2957 URD 143 9 4 Owner s Manual CRD2958 URD 144 9 5 Installation Manual CRD2959 URD 145 9 6 Caution Card CRP1207 URP1207 9 7 Passport CRY1013 CRY1014 9...

Page 10: ...utton OPEN CAC6512 4 Button RESET CAC6513 5 Knob CAC6732 6 Button BAND CAC6524 7 Button 1 6 etc CAC6721 8 Button CAC6719 9 Spring CBH2415 10 Cushion CNM6767 11 Lighting Conductor CNV6214 12 Lighting Conductor CNV6215 13 Keyboard Unit UWM7063 14 Connector CN1902 CKS3995 15 Connector CN1901 CKS3996 16 Insulator CNM6775 17 PCB CNP5508 18 OEL Unit MXK8002 19 Grille Unit CXB5336 20 Cover Unit CXB5339 M...

Page 11: ... 4 1 2 3 4 D C B A UP DOWN EQ MODE EQ MODE SOURCE ENT SCR 1 2 3 4 5 6 TA PTY RESET AUDIO FUNC OPEN BAND A CN801 F OEL MODULE DISP SIDE A PCB CONNECTION DIAGRAM KEYBOARD UNIT KEYBOARD UNIT C SIDE B F C F KEYBOARD UNIT C F ...

Page 12: ... S1901 S1902 S1905 S1907 S1918 S1920 S1924 CSG1112 S1903 S1904 CSG1033 S1906 CSG1043 S1919 S1925 CSG1111 PTY TA ENT SCR DISP 4 KEH P8900R 1 2 3 4 1 2 3 4 D C B A SCHEMATIC DIAGRAM KEYBOARD UNIT KEYBOARD UNIT C F CF ...

Page 13: ...5 KEH P8900R 5 6 7 8 5 6 7 8 D C B A OEL Module KEY OEL MODULE CONTROLLER REMOTE CONTROL SENSOR DATA ROM CF ...

Page 14: ...Push Switch CSG1113 S 1909 Push Switch CSG1113 S 1910 Push Switch CSG1113 S 1911 Push Switch CSG1113 S 1912 Push Switch CSG1113 S 1913 Push Switch CSG1113 S 1914 Push Switch CSG1113 S 1915 Push Switch CSG1113 S 1916 Push Switch CSG1113 S 1917 Push Switch CSG1113 S 1918 Push Switch CSG1113 S 1919 Push Switch CSG1111 S 1920 Push Switch CSG1113 S 1921 Push Switch CSG1113 S 1922 Push Switch CSG1113 S ...

Page 15: ...D202 Diode MA147 DAN217U L201 Inductor LCTB330K1608 LCTB330M1608 L904 Inductor LCTBR47K1608 LCTBR47M1608 L905 Inductor LCTBR47K1608 LCTBR47M1608 CF202 Ceramic Filter CTF1476 CTF1348 C915 Capacitor CKSQYB223K50 CKSQYB223K25 ELECTRICAL PARTS LIST Page 40 Tuner Amp Unit Part No Symbol and Description KEH P8800R EW KEH P8900R X1B EW C101 C102 C172 C235 C238 CKSQYB104K16 CKSQYB104K50 C505 C508 C801 C80...

Page 16: ... 7 2 IC 54 8 OPERATIONS AND SPECIFICATIONS 61 See the separate manual CX 631 CRT1640 for the cassette mechanism description The cassette mechanism assy employed in this model is one of 2L series Dolby noise reduction manufactured under license from Dolby Laboratories Licensing Corporation Dolby and the double D symbol are trademarks of Dolby Laboratories Licensing Corporation This service manual d...

Page 17: ...omplex products such as those covered by this manual Improperly performed 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 2 EXPLODED VIEWS AND PARTS LIST 2 1 PACKING KEH P8800R ...

Page 18: ... 7 Polyethylene Bag E36 615 E36 615 8 Cover CEG1088 CEG1088 9 1 Polyethylene Bag CEG1116 CEG1116 9 2 Owner s Manual CRD2956 CRD2956 9 3 Owner s Manual CRD2957 CRD2957 9 4 Owner s Manual CRD2958 CRD2958 9 5 Installation Manual CRD2959 CRD2959 9 6 Caution Card CRP1207 CRP1207 9 7 Passport CRY1013 CRY1013 9 8 Warranty Card CRY1087 CRY1087 9 9 Caution Card CRP1208 CRP1208 10 Case Assy CXB3520 CXB3520 ...

Page 19: ...4 KEH P8800R P8800R W P8850 KEH P8850 ES 16 7 6 8 24 14 22 17 23 21 19 20 15 11 10 13 18 2 5 3 4 25 9 12 1 ...

Page 20: ... Cover CEG1088 18 1 Polyethylene Bag CEG1116 18 2 Owner s Manual CRD2962 18 3 Owner s Manual CRD2963 18 4 Installation Manual CRD2964 18 5 Caution Card CRP1207 19 Battery CEX1006 20 Carton CHG3777 21 Contain Box CHL3777 22 Protector CHP2186 23 Protector CHP2187 24 Case Assy CXB3520 25 Remote Control Assy CXB3875 Mark No Description Part No Mark No Description Part No PACKING SECTION PARTS LIST Own...

Page 21: ...57 52 68 49 57 13 88 94 86 90 89 100 93 92 99 98 97 87 85 87 101 20 16 19 16 17 17 15 83 87 96 95 91 52 69 65 44 44 77 60 60 61 61 66 45 73 108 109 63 47 71 103 104 3 27 24 28 24 21 38 35 39 107 34 37 25 23 16 22 32 31 16 29 84 33 30 41 40 106 18 12 11 36 26 117 118 5 113 114 115 115 116 116 110 ES ES ES EW EW 6 8 8 7 7 111 111 112 112 112 112 112 112 112 119 120 2 2 EXTERIOR ...

Page 22: ... Screw BPZ20P060FMC 46 Door CAT2016 47 Screw CBA1060 48 Screw CBA1061 49 Screw CBA1082 50 Screw CBA1430 51 Screw CBA1454 52 Spring CBH2130 53 Spring CBH2251 54 Cord CDE5960 55 Cord CDE6003 56 Connector CN9001 CKS3997 57 Roller CLA3583 58 Frame CNC8201 59 Arm CNC8293 60 Spacer CNM6155 61 Spacer CNM6156 62 Spacer CNM6419 63 PCB CNP5321 64 PCB CNP5355 65 Panel CNS5249 66 Lighting Conductor CNV5608 67...

Page 23: ...6 Not used 7 Cap CNS1472 CNS1472 Not used 8 Resistor RS1 2PMF102J RS1 2PMF102J Not used 11 Earth Terminal CNC8019 CNC8019 CNC7358 12 Spacer CNM6482 CNM6482 CNM4870 Cushion 13 Panel CNS5256 CSN5581 CNS5548 21 Tuner Amp Unit CWM6305 CWM6305 CWM6307 31 Connector CN681 Not used Not used CKS3582 37 Holder CNC8172 CNC8172 CNC8178 40 FM AM Tuner Unit CWE1500 CWE1500 CWE1501 83 Chassis Unit CXB3563 CXB404...

Page 24: ...9 KEH P8800R P8800R W P8850 ...

Page 25: ...10 KEH P8800R P8800R W P8850 2 3 CASSETTE MECHANISM MODULE ...

Page 26: ...M1027 30 Belt ENT1027 31 Gear ENV1347 32 Collar ENV1508 33 Gear ENV1350 34 Flywheel ENV1500 35 Worm Gear ENV1439 36 Worm Wheel ENV1440 37 Gear ENR1037 38 Lever ENV1442 39 Arm ENV1525 40 Gathering PCB ENX1037 41 Gathering PCB ENX1042 42 Switch S1 S2 ESG1004 43 Motor Unit M2 EXA1485 44 Chassis Unit EXA1567 45 Pinch Holder ENV1485 46 Pinch Holder ENV1486 47 Reel Unit EXA1543 48 Head Base Unit EXA1457...

Page 27: ...41 ALARM BUZZER ELECTRICAL VOLUME SOURCE SELECTOR IC 203 PML004AF Q641 SYSTEM CONTROL IC 601 2 2 PD5495A PD5496A LEVEL L 92 3 74 73 23 TELIN 11 DRSYS 87 DRSENS 86 DRELAY XOUT XIN 76 DALMON 20 MUTE 27 DSENS 47 KYDT 36 DPDT 35 RESET 12 OEL PW 46 ILMPW 44 SWVDD 45 Frontout_L 10 PV in_L 2 Setout_L 1 Rearout_L 11 Preout_L 9 LEVEL DET IC 231 NJM2068MD 1 POWER AMP IC 301 PAL005A 12 14 22 4 25 5 3 21 23 F...

Page 28: ...13 KEH P8800R P8800R W P8850 ...

Page 29: ...UNER RDS DECODER CASSETTE MOTOR DRIVE E VO 1 2 3 4 5 6 7 8 9 10 11 FM 100 26dBs AM 30 26dBs FM 100 30dBs AM 30 30dBs EW ES TAPE 9dBs IP BUS 2 2dBs FM 100 16 5dBs AM 30 27dBs FM 100 20 5dBs AM 30 31dBs EW ES IP BUS 2 2dBs TAPE 9dBs 14 KEH P8800R P8800R W P8850 1 2 3 4 1 2 3 4 D C B A 3 2 OVERALL CONNECTION DIAGRAM GUIDE PAGE Note When ordering service parts be sure to refer to EXPLODED VIEWS AND PA...

Page 30: ...6 GND ILL B REMOTE ACC ALARM BACK UP MUTE RL FL RL FL RR FR RR FR DOOR SW EW 1K 1 2W 1K 1 2W SWDVDD 5V OEL 9V SYSTEM CONTROL VOL LEVEL INDICATOR HIGH OUT RESET BUZZER DFS SENSE VDD 5V SYS 8V TUN 5V POWER AMP PRE OUT TUNER SIGNAL IP BUS SIGNAL TAPE SIGNAL TAPE TUNER IP BUS SIGNAL TAPE 5 8dBs TAPE 20 2dBs TAPE 20 2dBs 15 KEH P8800R P8800R W P8850 5 6 7 8 5 6 7 8 D C B A A b A ...

Page 31: ...MCS B FM AM TUNER UNIT IP BUS DRIVER IP BUS TUNER E VOL 1 2 3 4 5 6 7 8 9 10 11 FM 100 26dBs AM 30 26dBs FM 100 30dBs AM 30 30dBs EW ES TAPE 9dBs IP BUS 2 2dBs FM 100 16 5dBs AM 30 27dBs FM 100 20 5dBs AM 30 31dBs EW ES IP BUS 2 2dBs TAPE 16 KEH P8800R P8800R W P8850 1 2 3 4 1 2 3 4 D C B A A a A a A b 1 2 3 ...

Page 32: ... B A S951 CSN1022 S952 CSN1012 CLOSE OPEN M951 AUTOMATIC FLAP MOTOR CXM1085 S953 CSN1022 HALF LOADING SWITCH NC NC NC NC NC C KEYBOARD UNIT D SWITCH PCB CN1901 E DECK UNIT CN251 RDS DECODER CASSETTE MOTOR DRIVE SYSTEM CONT TAPE 9dBs A a A a A b D 4 5 ...

Page 33: ... 2 3 4 D C B A A a A b A b KEH P8800R P8800R W P8850 A TUNER AMP UNIT LEVEL INDICATOR HIGH OUT RESET POWER AMP PRE OUT TUNER SIGNAL IP BUS SIGNAL TAPE SIGNAL TAPE TUNER IP BUS SIGNAL TAPE 5 8dBs TAPE 20 2dBs 1 2 3 ...

Page 34: ...rked box NC NC NC NC NC NC ALARM SENSOR DOOR LOCK D 1901 RR RR FR FR FL FL RL RL ACC GND ANT ILL BACK UP 10A CEK1136 GND ILL B REMOTE ACC ALARM BACK UP MUTE RL FL RL FL RR FR RR FR DOOR SW EW 1K 1 2W 1K 1 2W SWDVDD 5V OEL 9V TEM CONTROL BUZZER DFS SENSE VDD 5V SYS 8V TUN 5V TAPE 20 2dBs TAPE 20 2dBs 4 5 ...

Page 35: ...10 23 KV1410 23 Mark None F0 F65 F125 A0 A74 A125 Band FM FM FM AM AM AM Input Level 0dBf 65dBf 125dBf 0dBµ 74dBµ 125dBµ 20 KEH P8800R P8800R W P8850 1 2 3 4 1 2 3 4 D C B A B 3 3 FM AM TUNER UNIT KEH P8800R EW KEH P8800R W EW B A ...

Page 36: ...21 KEH P8800R P8800R W P8850 5 6 7 8 5 6 7 8 D C B A B KV1410 23 ...

Page 37: ...EH P8800R P8800R W P8850 1 2 3 4 1 2 3 4 D C B A KEH P8850 ES KV1410 23 Voltage of IC Terminals Mark None F0 F65 F125 A0 A74 A125 Band FM FM FM AM AM AM Input Level 0dBf 65dBf 125dBf 0dBµ 74dBµ 125dBµ B A B ...

Page 38: ...23 KEH P8800R P8800R W P8850 5 6 7 8 5 6 7 8 D C B A KV1410 23 B ...

Page 39: ...03 1904 CSG1111 S1905 1924 CSG1113 S1925 CSG1111 DISP VOL EQ EQ VOL SOURCE ENT PGM 1 2 3 5 4 6 TA PTY BAND AUDIO FUNC EJECT RESET A CN801 24 KEH P8800R P8800R W P8850 1 2 3 4 1 2 3 4 D C B A C 3 4 KEYBOARD UNIT KEH P8800R EW ...

Page 40: ...25 KEH P8800R P8800R W P8850 5 6 7 8 5 6 7 8 D C B A C C KEYBOARD UNIT ...

Page 41: ...112 S1903 1904 CSG1111 S1905 1924 CSG1112 S1925 CSG1111 DISP VOL EQ EQ VOL SOURCE ENT PGM 1 2 3 5 4 6 LOUD CLOCK BAND AUDIO FUNC EJECT RESET 26 KEH P8800R P8800R W P8850 1 2 3 4 1 2 3 4 D C B A KEH P8850 ES C A CN801 ...

Page 42: ...27 KEH P8800R P8800R W P8850 5 6 7 8 5 6 7 8 D C B A C C KEYBOARD UNIT ...

Page 43: ...253 330P C254 330P C252 330P C251 330P R281 0R0 R255 220 C256 R01 R258 1K VR302 CCP1280 33K B R301 18K C310 R1 R273 1K R274 1K R271 1K R272 1K R290 0R0 C403 R068 R403 82K C402 4700P C401 R33 R402 16K R401 4R7K R323 0R0 R257 1K C255 R01 C272 R1 VR301 33K B CCP1280 C309 R1 C313 100P R386 0R0 R285 0R0 HD1 HEAD ASSY EXA1506 TEST TAPE NCT 150 400Hz 200nWb m RL RR FR FL Signal GND C302 R1 C302 R1 C301 R...

Page 44: ...ition 0R0 R068 82K R402 16K R401 4R7K R351 1K R352 1K R353 1K R354 1K R373 0R0 R375 0R0 R355 270K C352 3900P R362 180 C351 R22 C353 R01 C354 R01 R374 0R0 C356 R01 C355 R1 D352 1SS355 M1 MOTOR UNIT MAIN MOTOR EXA1490 S1 LOAD ESG1004 S2 ESG1004 70µs MODE SENSE EGN1 EGN1005 EGN2 EGN1006 FWD END SENSE EGN3 EGN1006 REV END SENSE M2 MOTOR UNIT SUB MOTOR EXA1485 Power GND F G F E G ...

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