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Alpine CDE-9841E Service Manual

Fm/am cd receiver

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SERVICE MANUAL
FM/AM CD Receiver
(CDE-9841)
2 / 05-A
68E38344S01
CDE-9841/CDE-9841E

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Summary of Contents for Alpine CDE-9841E

  • Page 1 SERVICE MANUAL FM/AM CD Receiver (CDE-9841) 2 / 05-A 68E38344S01 CDE-9841/CDE-9841E...
  • Page 2 <Cautions for Safe Repair Work> The following cautions will prevent accidents in the workplace and will ensure safe products. *The symbols indicate caution is needed to prevent injuries and damage to property. The symbols and their meanings follow. If you ignore this symbol and handle the product incorrectly or unsafely, Warning serious injury or death may result.
  • Page 3: Packing Assembly Parts List

    O/M AOAM AOTA 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, Others:Common. Packing Method View 103 -1 103 -2 - 4 -...
  • Page 4: Specifications

    S/N Ratio ............................TCD-782 : 85dB Separation (1kHz) ..........................TCD-782 : 55dB De-Emphasis (Ref. 1kHz, 0dB) ..................TCD-782 : 4kHz : -20±3dB 16kHz : -20±3dB NOTE : #1 : For CDE-9841 Model Only, $1 : For CDE-9841E Model Only, Others : Common. - 5 -...
  • Page 5 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 Continuing product improvement, specifications and designs are subject to change without notice. - 6 -...
  • Page 6: Extension Cable

    CDE-9841/CDE-9841E Extension Cable *Always connect the Extension Cable when making checks of voltage and repair. CD Deck Mechanism MAIN P.W.Board DP23S87T CB501 CB801 CH401 FRONT P.W.Board (1) 01E29616S01 (2) 01V37775S01 - 7 -...
  • Page 7: Block Diagram

    CDE-9841/CDE-9841E Block Diagram Tuner unit E-VOL N.C. MPX Tre/Bass Selector Vol.2 Vol.1 Pre-OUT MUTE SubWoofer/Front MUTE DRIVER TUNER+B A-Mute Tuner on Front Delay Circuit Power IC Power cont Rear SYSTEM POWER IC Batt-Det / VDD Main CPU RESET PWR-ON / CD SERVO...
  • Page 8 Parts Layout on P.W.Boards and Wiring Diagram(1/5) CDE-9841/CDE-9841E MAIN P.W.Board (Component Side View) To CB101 From DP-S MAIN P.W.Board (CB801) Orange Color Pattern:Component Side Pattern Blue Color Pattern:Foil Side Pattern - 9 -...
  • Page 9 Parts Layout on P.W.Boards and Wiring Diagram(2/5) CDE-9841/CDE-9841E MAIN P.W.Board (Foil Side View) NOTE : #1 : For CDE-9841 Model Only, $1 : For CDE-9841E Model Only, Others : Common. Orange Color Pattern:Component Side Pattern Blue Color Pattern:Foil Side Pattern...
  • Page 10 Parts Layout on P.W.Boards and Wiring Diagram(3/5) CDE-9841/CDE-9841E FRONT P.W.Board (Component Side View) NOTE : $1 : For CDE-9841E Model Only, Others : Common. FRONT P.W.Board (Foil Side View) To MAIN P.W.Board (CB501) To CH401 Orange Color Pattern:Component Side Pattern...
  • Page 11 Parts Layout on P.W.Boards and Wiring Diagram(4/5) CDE-9841/CDE-9841E 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) Orange Color Pattern:Component Side Pattern Blue Color Pattern:Foil Side Pattern - 12 -...
  • Page 12 Parts Layout on P.W.Boards and Wiring Diagram(5/5) CDE-9841/CDE-9841E DP-S Main P.W.Board (Component Side View) Orange Color Pattern:Component Side Pattern Blue Color Pattern:Foil Side Pattern - 13 -...
  • Page 13 R534 R589 #1:N U $1:0 JK581 R522 Q582 R542 R578 R561 RA503 IC501 M30624FGPGP R562 R563 R560 R558 R569 3 9k R570 IC560 BD5228G XL502 XL501 Z502 32 76kHz BK2125HM102 R532 470k R518 Q605 2SA1037AK R800 Q606 DTC124EKA R605 #1:N U $1:22k R623 R624...
  • Page 14 E234 10/16 E233 10/16 C248 C247 1000p 1000p R231 IC203 C253 BD3426K E239 4 7/35 R232 Q201 DTC124EKA CB302 RCA, NLT1987 0 R344 E319 R345 2 2/50 Q304 XN0F256 R352 E321 2 2/50 R353 - 15 -...
  • Page 15 Q827 2SB1243 R855 D803 S1G 6904 D808 C801 E826 470/10 C824 0 22 E801 220/6 3 D801 C825 C810 Q828 S1G 6904 0 47 IC801 DTC123JKA 0 22 C803 HA13165 C804 C805 0 22 C826 C806 C802 Q803 DTC143EKA R804 D309 R362 R355...
  • Page 16 CB101 SFW22R 1STE1 IC101 D101 AN7705SP S1G 6904 Q101 FMC3A C109 SA001 DSP 201M ANT001 E052 ASSY, ANTCABLE9805R C052 L002 33mH IC052 R043 R055 C053 TU001 MX A196 C051 R059 C055 R064 XL051 R036 E002 4 7/35 R031 3 3k R032 3 3k - 17 -...
  • Page 17 D402 D403 D404 D406 D401 1PS226 1PS226 1PS226 1PS226 R419 R417 R405 4 7k R421 CH401 BTB, DF15 P C405 R420 R438 0 022 LCD401 LCD, GTD 22608AAHK CU Q401 2SD601A C401 1000p ZD401 R401 RD5 1MB1 C402 0 047 C403 0 047 IC401...
  • Page 18 C201 TP88 IC203 R217 R205 R207 820p NJM2100M R213 6 2k 2 2k TP74 R111 TP91 TP25 R110 0 R112 R209 1 1k TP89 TP26 C122 160p R113 TP27 TP28 R210 C123 R114 1 1k R108 R115 220k R214 TP90 240k TP75 R218...
  • Page 19: Terminal Voltage Of Ic/Tr

    CDE-9841/CDE-9841E Terminal Voltage of IC/TR HIGH(V) LOW(V) HIGH(V) LOW(V) 7.0(CD) 0(TUNER) 0(POW ON) 0(POW OFF) IC101 0.6(CD) 0.2(TUNER) 0(POW ON) 0(POW OFF) 5.6(CD) 0.2(TUNER) 7.6(POW ON) 0(POW OFF) 4.8(POW IC ON) 0(POW IC OFF) 7.6(POW ON) 0(POW OFF) HIGH(V) LOW(V) 14.4(POW ON)
  • Page 20 4.6(CD) 4.6(TUNER) 4.9(POW IC ON) 0(POW IC OFF) 0(CD) 0(TUNER) 4.8(POW ON) 0(POW OFF) * IC402 : For CDE-9841E Model Only 4.8( 0 MUTE) 0(ELSE) 4.8(NORMAL) 0(MUTE) 4.9(TUNER) 0(CD) * PIN NO.3 : For CDE-9841E Model Only - 21 -...
  • Page 21 CDE-9841/CDE-9841E HIGH(V) LOW(V) HIGH(V) LOW(V) 5.0(NORMAL) 0(RESET) 4.9(NORMAL) 1.9(RESET) IC560 0(NORMAL) 0(RESET) 2.6(NORMAL) 0(RESET) PULSE PULSE 4.9(POW ON) 4.9(POW OFF) PULSE PULSE HIGH(V) LOW(V) 0(POW ON) 0(POW OFF) 4.8(NORMAL) 0(LAMP OFF) 13.8(POW ON) 0(POW OFF) 4.9(POW ON) 0(NORMAL) 4.5(ACC ON) 0(ACC OFF) 5.6(POW ON)
  • Page 22 CDE-9841/CDE-9841E HIGH(V) LOW(V) HIGH(V) LOW(V) 4.4(NORMAL) 0(MUTE) Q305 4.3(MUTE) 0(NORMAL) 4.9(ACC ON) 0(ACC OFF) 0(NORMAL) 0(MUTE) Q810 4.9(ACC ON) 4.9(ACC OFF) 5.1(ACC ON) 0(ACC OFF) 0(ACC ON) 0(ACC OFF) HIGH(V) LOW(V) 14.4(MUTE) 0(NORMAL) HIGH(V) LOW(V) Q306 14.4(NORMAL) 14.4(MUTE) 14.4(NOSE OFF) 13.7(NOSE ON)
  • Page 23 CDE-9841/CDE-9841E (CD Deck Mechanism) IC101 0.04 0.02 0.05 2.83 0.05 0.05 0.05 0.05 0.04 1.25 0.04 4.93 4.98 1.77 0.04 5.05 0.04 0.04 5.05 0.04 2.06 5.05 5.03 5.03 0.04 0.04 0.02 0.04 5.03 0.04 5.05 5.03 0.04 5.01 4.96 5.05...
  • Page 24 CDE-9841/CDE-9841E Q101 4.36 2.55 3.69 Q106 0.08 0.12 5.05 Q107 0.12 5.06 4.99 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...
  • Page 25 O-REM OUT-REM signal output terminal. ZERO DET 0 bit MUTE signal input terminal from CD-uCOM. A-MUTE A-MUTE signal output terminal. NOTE : #1 : For CDE-9841 Model Only, $1 : For CDE-9841E Model Only, Others : Common. - 26 -...
  • Page 26 CDE-9841/CDE-9841E Symbol Terminal Description IN INT(NC) No connect terminal. P-ANT External Power ANT control signal output terminal. No connect terminal. ELE VOL-DATA I/O E-VOL DATA input / output terminal. Power supply connect terminal. ELE VOL-CLK E-VOL CLOCK output terminal. GND connect terminal.
  • Page 27 CDE-9841/CDE-9841E MN662771AW : IC101 (DP23S87T) Symbol Terminal Description Drop-Out signal input terminal. (H:Drop-Out) Off Track signal input terminal. (H:Off Track) /RFDET RF detect signal input terminal. (L:detection) VDET Vibration detect signal input terminal. (H:detection) LDON Laser ON signal output terminal. (H:ON) No connect terminal.
  • Page 28 CDE-9841/CDE-9841E Symbol Terminal Description FLAG(NC) Flag signal output terminal. (No connect) TRCRS Track Cross signal input terminal. Serial Data output terminal for monitor signal. STOUT(NC) (SENSE,NFLOCK,NTLOCK…etc.) (No connect) STLD(NC) Load signal output terminal for monitor signal. (No connect) Bit Clock signal output terminal for monitor signal.
  • Page 29 CDE-9841/CDE-9841E Symbol Terminal Description Status output terminal. Serial clock input terminal. TEMP Temperature detect terminal. VREF+ Power supply terminal for A/D converter. OUTR Rch audio output terminal. Power supply terminal for analog circuit. AVDD1 (for audio output block (for using both as Lch and Rch)) OUTL Lch audio output terminal.
  • Page 30 ANT001 Exploded View (Cabinet) CDE-9841/CDE-9841E LCD401 CB802 CB302 SW501 CB501 CH401 - 31 -...
  • Page 31 CDE-9841/CDE-9841E Exploded View (CD Deck Mechanism) (DP23S87T) - 32 -...

This manual is also suitable for:

Cde-9841