Kenwood KTC-HR100 Service Manual
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Kenwood KTC-HR100 Service Manual

Hd radio tuner
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HD RADIO TUNER
KTC-HR100
SERVICE MANUAL
Cord with plug
(E30-4291-05)
Mounting hardware
(J21-3801-04)
CAUTION (Repair of PROCESSOR UNIT)
You can not repair IC1 (TMSDRI200CGLZ5).
If you can repair those parts please change to PROCESSOR UNIT (X32-5510-10)
Metallic cabinet
(A01-2830-02)
Cord with plug
(E30-4953-05)
Screw set
(N99-1623-05)
© 2003-9 PRINTED IN JAPAN
B53-0094-00 ( N ) 1424
Magic tape
(H30-0051-05)

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Summary of Contents for Kenwood KTC-HR100

  • Page 1 HD RADIO TUNER KTC-HR100 SERVICE MANUAL © 2003-9 PRINTED IN JAPAN B53-0094-00 ( N ) 1424 Metallic cabinet (A01-2830-02) Cord with plug Cord with plug Magic tape (E30-4291-05) (E30-4953-05) (H30-0051-05) Mounting hardware Screw set (J21-3801-04) (N99-1623-05) CAUTION (Repair of PROCESSOR UNIT) You can not repair IC1 (TMSDRI200CGLZ5).

  • Page 2: Block Diagram

    KTC-HR100 BLOCK DIAGRAM (X32-5510-10) POWER SUPPLY SDRAM 3.3V DSP (+3.3V) 2.5V FPGA (+2.5V) 43.20MHz 1.25V DSP (+1.25V) FLASH ROM 3.3V 7724 (+3.3V) DEMODULATOR FPGA 70.56MHz RECEIVER SIGNAL CONTROL CLOCK ANTENNA (OPTION) (X14-9310-10) to EXTERNAL UNIT CF1,3 IF OUT(ANALOG) FILTERS &...

  • Page 3: Components Description

    KTC-HR100 COMPONENTS DESCRIPTION DIGITAL TUNER UNIT (X14-9310-10) Ref. No. Application/Function Operation/Condition/Compatibility 8V regulator Power supply for audio system Analog Switch Audio Switch IC3,4 Op-amp Audio amp 2 for CD-CH signal Op-amp Audio amp 2 for demodulated signal DC/DC converter control Power supply for 3.3,2.5V...

  • Page 4: Processor Unit (X32-5510-10)

    KTC-HR100 COMPONENTS DESCRIPTION Ref. No. Application/Function Operation/Condition/Compatibility For tuner I2C SDA signal For DC-DC controller CS signal Diode Protect for a wrong connection D2,4,6,17,20,21 Zenner diode Protect for irregularly voltage input D3,5 Diode Protect for irregularly voltage input Diode Divider for left and right mute circuit...

  • Page 5: Microcomputer's Terminal Description

    KTC-HR100 MICROCOMPUTER’S TERMINAL DESCRIPTION MICROCOMPUTER : 70F3030BYGC1R9 (X14 : IC11) Pin No. Pin Name Function Processing Operation Description Not connect I2C clock output UART input UART output Not connect EVDD Power supply for port EVSS Ground for port Not connect...
  • Page 6 KTC-HR100 MICROCOMPUTER’S TERMINAL DESCRIPTION Pin No. Pin Name Function Processing Operation Description 63~67 Not connect MUTE2 Mute input from CD-CH REQH2 5L I/F to CD_CH CHCON2 5L I/F to CD_CH AVDD Analog power supply AVSS Analog ground AVREF Analog reference voltage...
  • Page 7 KTC-HR100 PC BOARD (COMPONENT SIDE VIEW) PROCESSOR UNIT X32-5510-10 (J74-1553-02) C100 C102 C107 C104 C128 C103 C101 C106 C127 C105 C130 C129 C111 C110 C109 C108 C121 C126 C115 C116 C125 X32-5510-10 Address C124 C117 (FOIL SIDE VIEW) PROCESSOR UNIT X32-5510-10 (J74-1553-02)
  • Page 8 KTC-HR100 PC BOARD (COMPONENT SIDE VIEW) DIGITAL TUNER UNIT X14-9310-10 (J74-1554-02) IC14 IC16 IC11 R112 IC13 LEVEL C128 R181 R180 C123 IC18 R214 IC12 C120 IC17 R103...
  • Page 9 KTC-HR100 X14-9310-10 Address 2 5 1 C132 Refer to the schematic diagram for the values of resistors and capacitors.
  • Page 10 KTC-HR100 PC BOARD (FOIL SIDE VIEW) DIGITAL TUNER UNIT X14-9310-10 (J74-1554-02) R153 R172 R209 R154 IC15 R166 R132 R134 R136 R117 C109 R157 R162 C114 R128 C110 R165 R116 R159 R121 R163 R129 C111 R164 R130 R120 R138 R131 R205...
  • Page 11 KTC-HR100 C117 X14-9310-10 R156 Address R160 R217 R200 R203 Refer to the schematic diagram for the values of resistors and capacitors.
  • Page 12 KTC-HR100 (X14-9310-10) 5.5V IC14 5V REGULATOR 2.2K MUTE 14.0V AUDIO 2.2K 8V REGULATOR C38 47P 8.0V R211 R30 100 4.7K OPE AM C45 47P 3.5V R42 100 C47 47P R43 100 R210 100K 12.2V 8.5V C41 47P REGULATOR R35 100...
  • Page 13 KTC-HR100 3.3V 22uH 47uH 10u16 C136 47P DC/DC CONVERTER CONTROL C122 4700P DC/DC/ CONVERTER OPE AMP R214 1M 0.01 8.5V IC18 OPE AMP 3.5V 1.25V REGULATOR C121 2.5V 12.2V 4700P C138 47P 1.25V DUAL 2 INPUT 10u16 OR GATE IC16 5.0V...
  • Page 14 (exposed parts are acceptably insulated from the supply circuit) before the appliance is returned to the KTC-HR100 (1/2) customer. • DC voltages are as measured with a high impedance voltmeter. Values may vary slightly due to variations X14-9310-10 (3/3)
  • Page 15 KTC-HR100 (X32-5510-10) IDM GND X14- IDM GND 1.5V DSP 2.5V FPGA 3.3V DSP 7724 BLEND BLEND I2C DATA RESET I2C CLK I2C CLK I2C DATA IDML GND L6 100uH VOLTAGE L7 100uH REGULATOR X14- 7724GND AUDIO L C54 180P C126 1 3.3V 7724...
  • Page 16 KTC-HR100 R54 10K R55 10K 3.3V 3.3V 3.3V VCCO4 VCCO6 3.3V DONE GND5 GND7 3.3V I/O19 3.3V I/O18 3.3V VREF7 WRITE I/O17 VREF12 3.3V I/O16 I/O24 2.5V VCCINT4 I/O25 2.5V VREF6 VCCINT6 R57 10K 3.3V VREF13 I/O15 70.56MHz I/O26 R58 33...
  • Page 17 KTC-HR100 C47 10 C46 0.1 3.3K 3.3K 3.3K 3.3K KTC-HR100(K) (2/2) X32-5510-10 (3/4)
  • Page 18 KTC-HR100 DSP PIN DESCRIPTION DTA144EUA DTC323TU PIN NAME PIN NAME PIN NAME PIN NAME PIN NAME CVDD CVDD AB26 2SC4081 DVDD CVDD AEA15 DVDD CVDD DVDD DVDD BED12 DVDD CVDD BED8 BARDY #ACE0 BED2 #ASDWE DVDD #RESET #BSDCAS BCLKIN #BCE0...

  • Page 19: Exploded View

    KTC-HR100 EXPLODED VIEW φ3x6(BLK) N89-3006-45 φ3x6 (X14-9310-10) N89-3006-46 φ3x8 N80-3008-46 (X32-5510-10) φ3x8(BLK) N89-3008-45 Parts with the exploded numbers larger than 700 are not supplied.

  • Page 20: Parts List

    KTC-HR100 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 21: Digital Tuner Unit (X14-9310-10)

    KTC-HR100 PARTS LIST New parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. DIGITAL TUNER UNIT (X14-9310-10) Teile ohne Parts No. werden nicht geliefert. Desti- Desti- Ref. No. Parts No.
  • Page 22 KTC-HR100 PARTS LIST New parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. DIGITAL TUNER UNIT (X14-9310-10) Teile ohne Parts No. werden nicht geliefert. Desti- Desti- Ref. No. Parts No.
  • Page 23 KTC-HR100 PARTS LIST New parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. DIGITAL TUNER UNIT (X14-9310-10) Teile ohne Parts No. werden nicht geliefert. Desti- Desti- Ref. No. Parts No.
  • Page 24 KTC-HR100 PARTS LIST New parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. PROCESSOR UNIT (X32-5510-10) Teile ohne Parts No. werden nicht geliefert. Desti- Desti- Ref. No. Parts No.
  • Page 25 KTC-HR100 PARTS LIST 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 26: 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 2019 New Pechburi Road, Bangkapi, Huaykwang, Bangkok, 10320 Thailand Rembrücker-Str.

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