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SERVICE MANUAL

FM/AM CD Receiver

2 / 05-A

(CDE-9841)

68E38344S01

CDE-9841/CDE-9841E

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Summary of Contents for CDE-9841

Page 1: ...SERVICE MANUAL FM AM CD Receiver 2 05 A CDE 9841 68E38344S01 CDE 9841 CDE 9841E ...

Page 2: ...uit resulting in a fire battery An incorrect battery or an improperly connected or seated battery may result in a fire High Temperature Caution Designated Parts Caution Touching the heat sink may cause severe burns Look up the part list and ensure that only designated parts are used to prevent problems or accidents Reverse Power Supply Connections or Wiring Caution Misconnections Caution Ensure th...

Page 3: ...IRE9841E 103 2 03S60824Y01 SCR WEV 1 7X4 ZN A 2 106 68 00493Z95 O M AOAM AOTA 104 07 01964Z01 BKT RELEASE 2 106 68 02278Z05 O M AAO AODN 2 106 68 02770Z01 O M AOCH 9841 NOTE 2 For CDE 9841 Model Only 2 For CDE 9841E General Foreign Model Only 2 For CDE 9841E Chinese Model Only Packing Method View Description No No Symbol Symbol Description 106 102 104 BOTTOM Side 101 105 103 X4 103 1 103 2 104 105...

Page 4: ...st 10 8MHz 2nd 450kHz Frequency Range 530 to 1 710kHz 1 531 to 1 602kHz 1 Usable Sensitivity 20dB S N at 1 000kHz 1 999kHz 1 35dB S N Ratio at 1 000kHz 1 999kHz 1 44dB Image Rejection at 1 400kHz 1 1 404kHz 1 2nd IF 40dB IF Rejection at 600kHz 1 603kHz 1 2nd IF 60dB Distortion at 1 000kHz 1 999kHz 1 1 5 Frequency Response Ref 400Hz at 1 000kHz 1 999kHz 1 100Hz 3 4dB 4kHz 14 6dB CD SECTION System O...

Page 5: ...ASS I GENERAL Power Supply DC14 4V Power Output FM 98 1MHz Mod 1kHz T H D 1 Impedance 16W ch 4 ohm 1 TCD 782 1kHz 0dB T H D 10 Impedance 16W ch 4 ohm 1 Pre Output TCD 782 1kHz 0dB T H D 1 Impedance 6 3 2dBV ch 10k ohm Back Up Current 5mA Dimensions W x H x D Chassis 178 x 50 x 162mm Nose 188 x 58 x 18mm Weight 1 6kg NOTE 1 For CDE 9841 Model Only 1 For CDE 9841E Model Only Others Common Due to Con...

Page 6: ... 9841E Extension Cable Always connect the Extension Cable when making checks of voltage and repair CD Deck Mechanism DP23S87T MAIN P W Board CB101 CB501 CB801 1 CH401 FRONT P W Board 2 1 01E29616S01 2 01V37775S01 7 ...

Page 7: ...put A D LCD DRIVER LCD DISPLAY Power IC TUNER B BAT DET SW ACC DET Main CPU MUTE Vol 2 Front Rear BATT ACC P ANT O REM Tuner on LED B Power cont E VOL A Mute Rem SW PWR ANT AUDIO B DP23S87T CD MECH CD RF IF AM PLL Tuner unit Nose Light VDD 5V Nose PWR SW CD SERVO VDD PWR ON LCD B E2P ROM N C MPX Delay Circuit Pre OUT SubWoofer Front Remote Control CDE 9841E Model Only 8 ...

Page 8: ... and Wiring Diagram 1 5 MAIN P W Board Component Side View B E 15 9 From FRONT P W Board CH401 1 8 To CB501 From DP S MAIN P W Board CB801 22 1 To CB101 ANT SHIELD ANT001 ASSY ANT CABLE 9805A WHT BLK B E E B E B 3 5 1 2 2 1 5 3 3 5 1 2 1 3 4 6 19 1 9 15 8 1 2 1 25 24 9 1 16 8 15 14 2 1 1 3 4 2 E E B B 1 2 3 4 5 A F G E D C B 9 ...

Page 9: ... Side Pattern CDE 9841 CDE 9841E Parts Layout on P W Boards and Wiring Diagram 2 5 MAIN P W Board Foil Side View 1 For CDE 9841E Model Only Others Common NOTE 1 For CDE 9841 Model Only B E 1 2 3 5 E B B E 1 3 1 2 3 5 5 3 2 1 E B E B 1 1 1 1 1 1 2 3 4 5 A F G E D C B 10 ...

Page 10: ...tern CDE 9841 CDE 9841E Parts Layout on P W Boards and Wiring Diagram 3 5 FRONT P W Board Foil Side View FRONT P W Board Component Side View Others Common NOTE 1 For CDE 9841E Model Only 2 3 4 1 15 9 To CH401 1 8 To MAIN P W Board CB501 E B 1 1 1 1 1 1 2 3 4 5 A F G E D C B 11 ...

Page 11: ...ern Blue Color Pattern Foil Side Pattern CDE 9841 CDE 9841E Parts Layout on P W Boards and Wiring Diagram 4 5 FPC CONT P W Board Foil Side View DP S Main P W Board Foil Side View DP S Switch P W Board Foil Side View 1 2 3 4 5 A F G E D C B 12 ...

Page 12: ...ttern Component Side Pattern Blue Color Pattern Foil Side Pattern CDE 9841 CDE 9841E Parts Layout on P W Boards and Wiring Diagram 5 5 2 1 3 5 4 5 1 3 DP S Main P W Board Component Side View 1 2 3 4 5 A F G E D C B 13 ...

Page 13: ... 100k 27k 2 2k DTC124EKA Q606 1 22k 1 N U R605 R623 R624 1k R613 10k 10k R612 R607 R609 R614 R616 1k 1k 10k 10k 1 N U 1 1k 1k R619 22k R608 R618 R617 R615 1k 1k 1k C508 330 6 3 E502 C506 0 02225V N U BK2125HM102 Z502 R589 N U N U N U C582 R582 Q582 N U 12 R800 R550 TH501 100k 15k XL502 XL501 32 76kHz R529 R566 C503 C507 R567 C504 C505 6 00MHz 18p 20p 27p 47k 27p 22k 1k TP509 TP510 TP504 TP503 TP50...

Page 14: ... 1000p 1000p 1000p DTC124EKA Q201 1000p 1000p C237 C239 4 7 35 E247 C253 0 1 16V E239 4 7 35 R344 Q304 XN0F256 220 56k R319 R322 56k 2 2 50 E319 2 2 50 E321 BD3426K IC203 RCA NLT1987 0 CB302 10k R232 10 16 10 16 1000p 1000p C248 C247 E233 E234 33k R231 100 R352 220 R353 R345 100 C318 N U 15 ...

Page 15: ...6V 0 1 0 22 C824 C801 E801 E826 D803 470 10 S1G 6904 D801 S1G 6904 C805 C806 C802 0 1 0 1 0 1 0 1 0 22 0 47 25V 16V 16V 16V 16V 16V E802 220 10 R804 30k HA13165 IC801 R855 D808 N U N U R802 R803 4 7k 4 7k 0 22 16V N U C826 C825 Q803 DTC143EKA FMC3A Q814 R854 100k Q601 D601 N U N U C601 N U R602 N U R816 D806 MA165 QZ C809 3 3k 0 1 16V 6 8k R812 FMC2A Q810 0 022 C835 FMC3A Q825 DTC124EKA Q809 N U 2...

Page 16: ...E027 E001 C010 C001 25V 25V 0 047 0 047 100 16 100 16 E002 R031 R036 R032 4 7 35 3 3k 3 3k 33k R034 R033 C039 C040 N U N U N U N U SFW22R 1STE1 CB101 C109 N U MX A196 TU001 4 7 R043 N U C011 0 01 C012 N U R028 C051 C055 C053 N U N U N U E051 C058 R063 C059 C061 C062 R065 C054 C057 N U N U N U N U N U N U N U N U N U XL051 R064 N U N U R059 N U R056 R057 N U N U N U N U N U N U R055 C052 E052 IC052...

Page 17: ...1 R431 SW410 SW418 SW411 SW412 SW413 SW414 SW415 SW416 SW419 SKRPACE010E2 SKRPACE010E2 SKRPACE010E2 SKRPACE010E2 SKRPACE010E2 SKRPACE010E2 SKRPACE010E2 SKRPACE010E2 SW409 SW408 SW407 SW406 SW405 SW404 SW403 SW402 SW401 SKRPACE010E2 SKRPACE010E2 SKRPACE010E2 SKRPACE010E2 SKRPACE010E2 SKRPACE010E2 SKRPACE010E2 SKRPACE010E2 SKRPACE010E2 SKRPACE010E2 R432 R433 R434 R435 R436 R437 R471 R430 R429 R428 R...

Page 18: ...0 022 IC101 MN662771AW E111 47 5 5 0 022 C140 DTC124EUA Q107 Q106 DTB113EK 0 1 C141 C104 TC74VHCT08AFT 470 0 1 N U 120k R163 R178 R164 C135 C134 C133 C132 C131 100p 0 022 0 022 1M R165 100k TP86 C153 0 1 R109 47k R305 R306 C303 0 033 10k 10k C302 IC300 C306 C300 R300 NJM2100V 0 1 0 01 39k 0 1 R314 R304 R309 C309 2 2 1k 3 3k 47k C310 C305 R302 IC302 TC7WH123FU 47k 470p 0 022 R310 22k IC303 TC7SH08F...

Page 19: ...5 4 3 POW ON 0 POW OFF 21 7 6 POW ON 0 POW OFF 16 4 3 POW ON 0 POW OFF 22 4 1 NORMAL 0 MUTE 17 4 3 POW ON 0 POW OFF 23 7 6 POW ON 0 POW OFF 18 4 3 POW ON 0 POW OFF 24 0 POW ON 0 POW OFF 19 4 3 POW ON 0 POW OFF 25 20 4 3 POW ON 0 POW OFF 21 4 3 POW ON 0 POW OFF 22 4 3 POW ON 0 POW OFF REF NO HIGH V LOW V 23 4 3 POW ON 0 POW OFF 1 PULSE PULSE 24 4 3 POW ON 0 POW OFF 2 PULSE PULSE 25 4 3 POW ON 0 POW...

Page 20: ... PULSE 21 44 PULSE PULSE 22 45 PULSE PULSE 23 4 9 CD IN 0 CD OUT 46 PULSE PULSE 24 4 9 NOSE ON 0 NOSE OFF 47 PULSE PULSE 25 PULSE PULSE 48 PULSE PULSE 26 49 PULSE PULSE 27 50 PULSE PULSE 28 51 PULSE PULSE 29 52 PULSE PULSE 30 53 PULSE PULSE 31 54 PULSE PULSE 32 55 PULSE PULSE 33 PULSE PULSE 56 4 8 POW ON 4 8 POW OFF 34 PULSE PULSE 57 4 9 POW ON 4 9 POW OFF 35 PULSE PULSE 58 3 1 POW ON 3 1 POW OFF ...

Page 21: ... 0 TUNER 74 4 9 POW ON 0 POW OFF 13 1 3 POW ON 0 POW OFF 75 4 8 TUNER 0 CD 14 10 0 POW ON 0 POW OFF 76 15 0 POW ON 0 POW OFF 77 78 PULSE PULSE 79 PULSE PULSE REF NO HIGH V LOW V 80 1 81 4 8 MONO 0 ST 2 8 5 CD 0 TUNER 82 3 8 6 CD 8 6 TUNER 83 4 4 9 CD 0 TUNER 84 5 0 CD 0 TUNER 85 86 87 4 0 NORMAL 0 HI TEMP REF NO HIGH V LOW V 88 B 4 8 POW ON 0 NORMAL 89 C 8 5 POW ON 0 POW OFF 90 4 0 FM 2 9 AM E 0 P...

Page 22: ...L 0 NOSE OFF C 14 4 NOSE OFF 0 NORMAL E 0 NORMAL 0 NOSE OFF REF NO HIGH V LOW V B 4 9 NOSE OFF 4 1 NOSE ON C 4 9 NOSE ON 0 NOSE OFF REF NO HIGH V LOW V E 4 9 NOSE OFF 4 9 NOSE ON 1 2 4 9 POW ON 4 9 POW OFF 3 4 9 POW ON 4 9 POW OFF REF NO HIGH V LOW V 4 1 9 POW ON 1 9 POW OFF B 4 9 NOSE ON 0 NOSE OFF 5 0 POW ON 0 POW OFF C 4 9 NOSE OFF 0 NOSE ON E 0 NOSE ON 0 NOSE OFF REF NO HIGH V LOW V E 13 8 CD ...

Page 23: ... by Temperature 1 2 51 10 1 73 19 NC 28 2 38 1 5 04 2 4 7 11 3 01 20 2 51 29 2 5 3 4 95 12 2 5 21 4 96 30 3 5 03 4 0 04 13 3 1 22 2 48 31 2 53 4 0 05 5 2 47 14 0 05 23 2 48 32 2 53 5 0 05 6 2 84 15 3 04 24 2 49 33 2 53 6 0 04 7 2 02 16 0 2 25 NC 34 2 53 7 0 04 8 2 83 17 0 05 26 2 49 35 2 53 8 0 04 9 1 41 18 0 04 27 2 49 36 2 69 9 2 53 10 0 05 11 0 04 1 0 07 8 6 93 15 3 14 22 2 51 12 0 05 2 2 5 9 0...

Page 24: ... 4 99 1 2 3 4 5 Q102 0 09 2 54 6 09 0 08 5 01 Q103 0 08 2 51 0 08 0 08 4 96 Q105 5 03 2 51 5 03 0 08 0 07 Measuring Conditions 1 Power Supply Voltage DC14 4V 2 Measuring Meter Digital Multi Voltmeter 3 Measuring Point Reference Between GND 4 Measuring Condition at playing Disc 25 ...

Page 25: ...LCD CE signal output terminal 26 27 28 29 30 31 32 33 CD CMD O CMD signal output terminal to CD MECH 34 CD STS I STS signal input terminal from CD MECH 35 CD CLK O CLK signal output terminal to CD MECH 36 CD RESET O RESET signal output terminal to CD MECH 37 CD STBY O STBY signal output terminal to CD MECH 38 CD CS O CS signal output terminal to CD MECH 39 NC No connect terminal 40 NOSE PWR O Powe...

Page 26: ...erminal to TUNER 80 NC No connect terminal 81 ST I ST signal input terminal 82 NC 83 DAVN NC 84 NC 85 RDS SDA NC 86 RDS SCL NC 87 HI TEMP I CD HI TEMP input terminal 88 NC 89 M P NC 90 S M I TUNER S M level input terminal 91 SD I SD signal input terminal 92 KEY2 93 KEY1 94 AVSS GND connect terminal for A D Converter 95 NOSE DET I NOSE installation detect terminal 96 VREF Reference voltage input te...

Page 27: ... for VCO 28 VCOF2 I O Terminal of Digital Servo 33 8688MHz Roop Filter for VCO 29 TRV O Traverse compulsion sending output terminal 30 TVD O Traverse drive output terminal 31 PC O Spindle Motor ON output terminal 32 ECM O Spindle Motor driving signal terminal compulsion mode output 3 State 33 ECS O Spindle Motor driving signal terminal Servo Error signal output 34 KICK O Kick Pulse output terminal...

Page 28: ...l 64 PSEL GND I Test terminal at IOSEL L usually L GND connect 65 MSEL GND I SMCK output frequency switching terminal at IOSEL L GND connect 66 SSEL BATT 5V I Test terminal at IOSEL L usually H BATT 5V connect 67 DVDD1 Power supply terminal for digital circuit 68 X1 I Main Clock input terminal f 16 9344MHz 69 X2 O Main Clock output terminal f 16 9344MHz 70 DVSS1 GND connect terminal for digital ci...

Page 29: ... detect terminal 96 VREF Power supply terminal for A D converter 97 OUTR O Rch audio output terminal 98 AVDD1 Power supply terminal for analog circuit for audio output block for using both as Lch and Rch 99 OUTL O Lch audio output terminal 100 AVSS1 GND connect terminal for analog circuit for audio output block for using both as Lch and Rch 30 ...

Page 30: ...2 15 35 24 a b CB802 ANT001 CB302 SW501 CB501 c d 34 e f f e g g 32 27 26 30 X2 33 X2 31 Exploded View Cabinet CDE 9841 CDE 9841E 29 X2 29 X2 18 36 17 a b 23 d CH401 1 h i 25 24 X2 2 c 7 9 6 8 5 LCD401 20 37 19 X2 h i 38 31 ...

Page 31: ...5 M102 M101 M103 X2 67 68 10 79 20 46 60 53 34 77 4 74 29 38 57 25 58 7 21 82 72 42 6 50 64 41 X2 76 51 59 45 90 14 52 28 12 40 80 6 44 64 61 X2 33 3 29 19 31 5 X3 67 26 2 67 81 X2 56 54 32 63 83 30 47 73 62 67 9 11 15 66 23 65 1 75 84 X2 27 67 86 22 36 37 71 43 48 78 69 89 24 49 13 55 39 DP23S87T CDE 9841 CDE 9841E 32 ...

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