Kenwood KCA-R71FM Service Manual
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Kenwood KCA-R71FM Service Manual

Kenwood KCA-R71FM Service Manual

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Download this manual See also: Instruction Manual
FM MODULATOR
KCA-R71FM
SERVICE MANUAL
Panel assy
K type : (A64-3412-08)
E type : (A64-3414-08)
Remote controller assy
K type: (A70-2051-05) (RC-535)
E type: (A70-2052-05) (RC-525)
Unit holder
(J19-7009-08)
Cord with plug
(E30-6376-08)
DC cord assy
(E30-6377-08)
Size AAA battery
(Not supplied)
© 2004-2 PRINTED IN JAPAN
B53-0149-00 ( N ) 2438
Metallic cabinet
K type: (A01-2850-08)
E type: (A01-2852-08)
Velcro
(W01-1633-08)
Antenna adaptor
Antenna adaptor
(T90-0512-05)
(T90-0521-05)
(E type only)
(E type only)
Serew
(N99-1755-08) x2

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Summary of Contents for Kenwood KCA-R71FM

  • Page 1 FM MODULATOR KCA-R71FM SERVICE MANUAL © 2004-2 PRINTED IN JAPAN B53-0149-00 ( N ) 2438 Cord with plug (E30-6376-08) DC cord assy Panel assy (E30-6377-08) Metallic cabinet K type : (A64-3412-08) K type: (A01-2850-08) E type : (A64-3414-08) E type: (A01-2852-08)

  • Page 3: Components Description

    KCA-R71FM COMPONENTS DESCRIPTION CONTROL UNIT Ref. No. Application / Function Operation / Condition / Compatibility IC701 LCD Driver with Key-matrix IC702 Remote Control Light Sensor Q701 LED ON/OFF SW Q702 Key-matrix Permission SW Q703 Remote Control ON/OFF SW FM MODULATOR UNIT Ref.

  • Page 4: Microcomputer's Terminal Description

    KCA-R71FM MICROCOMPUTER’S TERMINAL DESCRIPTION SYSTEM MICROCOMPUTER : LC72366-9B63 (FM MODULATOR UNIT : IC501) Pin No. Pin Name Terminal name Description Operation in HOLD X IN X_tal TEST2 Ground connection terminal PG3~1 Not used (pull down to GND lines.) Connected to GND lines.
  • Page 5 KCA-R71FM MICROCOMPUTER’S TERMINAL DESCRIPTION Pin No. Pin Name Terminal name Description Operation in HOLD Not used (open) Hi-Z Error out Phase Detector Error output Hi-Z TEST1 Not used (pull down to GND lines.) XOUT X-out X-tal ADJUSTMENT Instrument : SSG, OSC (5MHz), AC VOLTMETER, PWR SUPPLY, H/UNIT, CD-CH...
  • Page 6 KCA-R71FM PC BOARD (COMPONENT SIDE VIEW) FM MODULATOR UNIT C317 C551 R551 STK402 R502 R503 R202 Q501 C202 R203 C205 C105 STK401 R102 C102 R103 R531 R104 C506 R552 D201 D101 C552 R501 R536 C519 C104 C504 C520 C521 FM MODULATOR UNIT Ref.
  • Page 7 KCA-R71FM PC BOARD (FOIL SIDE VIEW) FM MODULATOR UNIT...
  • Page 8 KCA-R71FM PC BOARD (COMPONENT SIDE VIEW) (FOIL SIDE VIEW) CONTROL UNIT CONTROL UNIT D701 D708 C701 R701 R729 D717 R730 D718 R731 D719 R733 D721 R732 R727 R726 D720 R711 R712 R713 R714 R715 R719 Q702 R720 C704 R716 C707...
  • Page 9 KCA-R71FM CAPACITORS 2 2 0 • Capacitor value CC45 Color* 010 = 1pF 0 = 22pF 1 = Type ... ceramic, electrolytic, etc. 4 = Voltage rating 100 = 10pF 2 = Shape ... round, square, etc. 5 = Value...
  • Page 10 R220 C220 3.8V 7.1V C209 22u25 2.2K 4.7u50 IC102 5.4V IC101 (2/2) C106 0.015 (2/2) R210 1u50 D201 KCA-R71FM ONLY STK101 R155 R152 C153 10u25 Q152 Q151 R153 LINE OUT Q251 MUTE C253 R151 R255 R252 10u25 Q153 C506 + 5.1V...
  • Page 11 • DC voltages are as mea- CONTROL sured with a high imped- UNIT 5.9V ance voltmeter. Values -CN701 may vary slightly due to 6V AVR variations between indi- KCA-R71FM (1/2) vidual instruments or/and units. SIGNAL LINE GND LINE B LINE FM MODULATOR UNIT (2/2)
  • Page 12 KCA-R71FM CONTROL UNIT SEGMENT LCD701 CAUTION : For continued safety, replace safety critical components only with manufacturer’s recommended parts (refer to parts list). Indicates safety critical components. To reduce the risk of electric shock, leakage-current or resistance mea- surements shall be carried out (exposed parts are ac- ceptably insulated from the supply circuit) before the appliance is returned to the customer.
  • Page 13 ∗ ∗ D711 D712 C701 ∗ R708 ∗ ∗ D709 D710 R702 ∗ D702 R707 ∗ ∗ D707 D708 C702 ∗ R706 ∗ ∗ D705 D706 R703 ∗ D703 R705 ∗ D704 C703 ∗ R704 KCA-R71FM (2/2) CONTROL UNIT (2/2)

  • Page 14: Exploded View

    KCA-R71FM EXPLODED VIEW SIZE AAA BATTERY (NOT SUPPLIED) (E type only) (E type only) (Please cut a tip) LCD1 COMMANDER M3x6 (BLK) : N30-3006-45 CN701 φ2x5 (BLK) : N82-2005-45 φ2x8 (BLK) : N82-2008-43 φ3x10 (BLK) : N82-3010-45 φ2.6x6 (BLK) : N86-2606-45 φ2.6x6...

  • Page 15: Parts List

    KCA-R71FM PARTS LIST New parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No. werden nicht geliefert. Desti- Desti- Ref. No. Parts No. Description Ref. No.
  • Page 16 KCA-R71FM PARTS LIST New parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. FM MODULATOR UNIT Teile ohne Parts No. werden nicht geliefert. Desti- Desti- Ref. No. Parts No.
  • Page 17 KCA-R71FM PARTS LIST New parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. FM MODULATOR UNIT Teile ohne Parts No. werden nicht geliefert. Desti- Desti- Ref. No. Parts No.

  • Page 18: Specifications

    KENWOOD ELECTRONICS GULF FZE KENWOOD ELECTRONICS UK LIMITED P.O. Box 61318, Jebel Ali, Dubai, U.A.E. Kenwood House, Dwight Road, Watford, Herts, WD18 9EB, United Kingdom KENWOOD ELECTRONICS (THAILAND) CO., LTD. KENWOOD ELECTRONICS DEUTSCHLAND GMBH 956 Udom Vidhya Building (Olympia) Rama IV Road, Silom, Bangrak, Bangkok 10500 Thailand Rembrücker-Str.

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