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Kenwood C-v150 Manual

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    STEREO INTEGRATED AMPLIFIER/TUNER
    C-V100/V150/V300/V350
    SERVICE MANUAL
    © 1997-6/B51-5323--00 (K/K) 3676
    
    ON/STANDBYPHONES INPUT TAPE 2
    (MONITOR)
    CLOCKTIMER
    MODE TIMER
    SET AUTO A.MEMO BAND
    TUNINGMODE
    MULTI. CONTROL
    LEVEL
    VOLUME CONTROL
    DOWN UP
    
    ANTENNA AM
    FM 75 W
    GND
    CONNECT WITH
    POWER AMPLIFIER
    SYSTEM
    CONTROLCDAUX TAPE 1/ MD
    IN IN REC PLAY IN
        TAPE 2
    (MONITOR)
    AUDIOFRONT
    REC
    REC PLAY PLAY
    MONITOR
    OUT
    SURROUND
    VIDEO
    CENTER
    SUBWOOFER
    UNSWITCHED
    LD
    /DVD VCR
    L
    R
    DVD 6CH.INPUTDIGITAL IN DIGITAL INFM 50kHz AM  9kHz FM 
         100kHz
    AM 10kHz
    50
    µs 75
    µs
    DE- 
    EMPHASIS
    CHANNEL 
    SPACE
    
    Dressing panel
    (A21-1952-03)Panel *
    (A60-)
    Lock terminal board
    (E70-0052-05)Phono jack
    (E63-0163-05)Metallic cabinet
    (A01-3432-01)Power cord busing
    (J42-0083-05)AC power cord *
    (E30-)
    Miniature phone jack (2P)
    (E11-0293-05)
    Phono jack
    (E63-0139-15)x3Phono jack *
    (E63-0111-05)
    C-V300/C-V350 onlyAC outlet *
    (E03-)
    Knob *
    (K29-)
    
    Caution 
    : No connection of ground line if disassemble the unit.
    Please connect the ground line on rear panel, PCBs, Chassis and some oth\
    ers.
    Front glass *
    (B10-)Knob
    (K29-6660-04)
    Rectangular receptacle
    (E58-0018-05)
    
    Illustration is C-V100.
    * Refer to parts list on page 33.
    
    $7	,
     _QOFX    1.  
    						
    							CONTENTS / ACCESSORIES
    C-V100/V150/V300/V350
    2
    Contents
    CONTENTS / ACCESSORIES ....................................2
    CONTROLS .................................................................3
    DISASSEMBLY FOR REPAIR .....................................7
    BLOCK DIAGRAM .......................................................8
    CIRCUIT DESCRIPTION .............................................9
    ADJUSTMENT ...........................................................14PC BOARD ................................................................15
    SCHEMATIC DIAGRAM ............................................23
    EXPLODED VIEW .....................................................41
    PARTS LIST...............................................................43
    SPECIFICATIONS .....................................................54
    FM indoor antenna(1)
    (T90-0809-05): MICX type
    (T90-0810-05): KPY typeAM loop antenna(1) (T90-0820-05)
    Loop antenna stand(1)Remote control unit(1) *
    (C-V100)
    (Except U.S.A. and Canada)Cable tidy(2)
    (F07-0102-04)
    Graphical Remote Control unit(1) *
    (C-V300)
    (C-V100,only U.S.A. and Canada) *Batteries(R03/AAA) (4)
    (C-V300)
    (C-V100,only U.S.A. and Canada)
    Batteries(R6/AA) (2)
    (C-V100)
    (Except U.S.A. and Cana-
    * Use to adapt the plug on
    the power cord to the shape
    of the wall outlet.(Accessory
    only for regions where use is
    necessary)ON/STANDBYMUTE
    VOLUMEENTERSetupDVD/6ch InputSoundSpeakerC DSat.Tape1CableResetVCR1VCR2L DT VConfirmSet UpReturnInput
    SourceMain MenuTapeATapeB Tape1LDTunerCD
    VCR2VCR1 TV Sat. Cable
    FM indoor antenna(1)
    (T90-0809-05): MICX type
    (T90-0810-05): ET typeAM loop antenna(1) (T90-0820-05)
    Loop antenna stand(1)
    Remote control unit(1) *
    (C-V150)Cable tidy(2)
    (F07-0102-04)Graphical Remote Control unit(1) *
    (C-V350)
    Batteries(R03/AAA) (4)
    (C-V350)Batteries(R6/AA) (2)
    (C-V150)
    ON/STANDBYMUTE
    VOLUMEENTERSetupDVD/6ch InputSoundSpeakerC DSat.Tape1CableResetVCR1VCR2L DT VConfirmSet UpReturnInput
    SourceMain MenuTapeATapeB Tape1LDTunerCD
    VCR2VCR1 TV Sat. Cable
    Microphone(1)
    (W01-0935-05)
    (Optional with the C-V150)
    How to reset the microcomputer
    The microcomputer may malfunction (impossibility operation,erro-
    neous display,etc.) when the power cord is unplugged and plugged
    in again while the unit is in ON mode with the Key pressed or due
    to other external causes.In this case,execute the procedure on the
    right to reset the microcomputer and return the unit to the normal
    condition.• Resetting the microcomputer clears the memory you entered and
    returns in to the initial condition when the unit left the factory.
    1Unplug the power cord from the wall outlet.
    2While pressing and holding the POWER or
    (ON/STANDBY)key,plug the AC cord into the wall out-
    let again
    *AC plug adapter (1)
    (E03-0115-05)
    Accessories (C-V100/300)
    (C-V150/350)
    * Refer to parts list on page 33.
    $7	,
     _QOFX    1.  
    						
    							CONTROLS
    C-V100/V150/V300/V350
    3
    1(ON/STANDBY) keyPress to switch between ON and STAND-
    BY.
    2VOICE ACTIVATE indicatorLights to indicate an occurrence of voice
    activation.
    3Remote sensor 
    4TIMER SET keyPress to set the timer function.
    5CLOCK keyPress to set the clock.
    6VOICE ACTIVATE ON/OFF keyPress to switch the voice-activation opera-
    tion ON and OFF.
    7VOICE ACTIVATE SET 1 keyPress to record words for use in voice ac-
    tivation.
    8VOICE ACTIVATE SET 2 keyPress to record words for use in voice ac-
    tivation.
    9STEREO key
    0DSP key
    !DOLBY key
    @MODE keyPress to switch various setting modes.
    #MULTI.CONTROL keyPress to select various setting modes.
    $GRC transmitterOutputs the signals transmitted to the
    Graphical Remote Control.
    %PHONES jackFor use in headphones listening.
    ^INPUT SELECTOR key
    Press to select the input.
    &TAPE 2 (MONITOR) keyFor use in monitoring of recording, etc.
    *TIMER MODE keyPress to switch the timer modes.
    (S.DIRECT keyPress to switch the Source Direct function
    which allows to reproduce the source with
    a better quality.
    )RDS DISPLAY keyPress to switch the RDS display.
    ÁRDS PTY keyFor use during reception of RDS broad-
    casting.
    ªRDS TA/NEWS/INFO. keyFor use during reception of RDS broad-
    casting.
    £A.MEMO keyPress when using the auto memory func-
    tion.
    ¢AUTO keyPress to select the tuning mode.
    The auto tuning or manual tuning mode
    can be selected.
    The input selection display of a source
    can be switched to another by pressing
    and holding the 
    AUTOkey for more than
    2 seconds.
    °BAND keyPress to switch the broadcasting band.
    ¤TUNING keys (Ù, Ú)Press to select the radio station to be re-
    ceived.
    These keys are also used in the clock ad-
    justment and timer operations.
    ¦OPEN/CLOSE key
    ¥VOLUME CONTROL knob
    ON/STANDBY
    PHONES
    INPUT TAPE 2
    (MONITOR)
    VOLUME CONTROL
    DOWN
    UP AV CONTROL CERTER KC-2
    ^
    2
    CLOCK
    TIMER
    MODERDS
    PTY
    DISPLAY TIMER
    SET
    S.DIRECTON/OFF
    TA/NEWS/INFO. SET 1
    SET 2 VOICE
    ACTIVATESTEREODSP
    A.MEMOAUTO BANDTUNING PTY SELECT MODEMULTI.CONTROL
    LEVEL
    ¥
    OPEN/CLOSE
    841356@70!9
    #$
    ¦
    VOICE
    ACTIVATE
    %
    R D S
    &*( Áª)£¢°¤
    AUTO RDS
    EON
    PTY
    TIMERNEWS INFO.
    FM
    LW MW
    TA TP
    PRO LOGIC
    3 STEREO
    DSPTAPE 2
    STEREO
    TUNED
    MUTE SLEEP dB
    ms
    MHzkHz
    12SOURCE
    DIRECT MEMO
    The keys which have the same names as the controls on the 
    remote control unit provide the same functions as them.
    MEMORY indicator RDS indicators 
    (RDS, TP, TA, EON, PTY, NEWS, INFO.)Frequency display, input
    selector display, preset
    channel display, surround
    mode displayDecibel indicator
    Delay time indicator
    DSP indicatorTAPE 2 indicatorAUTO tuning
    mode/AUTO stereo
    reception indicator
    STEREO indicator
    TUNED indicator
    MUTE indicator
    SOURCE DIRECT indicator SLEEP
    TIMER 
    indicator PRO LOGIC
    indicator
    3 STEREO
    indicator Receiving frequency
    unit indicators
    Display
    STANDBY mode indication
    While standby mode is indicated, a small amount of power is supplied to the system to back up the memory. In this mode, the system can be
    turned ON by remote control.
    With this unit, standby mode is indicated by means of the display panel. The system is in standby mode while the clock display is shown.
    TIMER
    indicatorsBroadcast band indi-
    cators
    $7	,
     _QOFX    1.  
    						
    							CONTROLS
    C-V100/V150/V300/V350
    4
    ON/STANDBY
    PHONES
    INPUT TAPE 2
    (MONITOR)
    CLOCKTIMER
    MODETIMER
    SET AUTOA.MEMOBANDTUNINGMODE
    MULTI. CONTROL
    LEVEL
    VOLUME CONTROL
    DOWN
    UP
    AUTO
    FM
    AMTAPE 2
    STEREO
    TUNED
    MUTE SLEEP dB
    ms
    MHzkHzSOURCE
    DIRECT MEMO
    ON/STANDBY
    TIMER12DSP 3 STEREO PRO LOGIC
    POWER
    5$^879!@60#% &
    3412*
    The keys which have the same names as the controls on the 
    remote control unit provide the same functions as them.
    Memory indicatorFrequency display, input
    selector display, preset
    channel display, surround
    mode displayDecibel indicator
    Delay time indicator
    DSP indicatorTAPE 2 indicatorAUTO tuning mode/AUTO
    stereo reception indicator
    STEREO indicator
    TUNED indicator
    MUTE indicator
    SOURCE DIRECT indicator PRO LOGIC
    indicator
    3 STEREO
    indicator Receiving
    frequency unit
    indicators
    Display
    STANDBY mode indication
    While standby mode is indicated, a small amount of power is supplied to the system to back up the memory. In this mode, the system can be
    turned ON by remote control.
    TIMER
    indicatorsBroadcast band
    indicatorsSLEEP
    TIMER
    indicator
    For C-V100
    1POWER
    (ON/STANDBY) key
    (U.S.A. and Canada)
    Press to switch between ON and STAND-
    BY.
    2(ON/STANDBY) keyPress to switch between ON and STAND-
    BY.
    3STANDBY indicator
    4Remote sensor 
    5PHONES jackFor use in headphones listening.
    6INPUT SELECTOR keyPress to select the input.
    7TAPE 2 (MONITOR) keyFor use in monitoring of recording, etc.
    8CLOCK keyPress to set the clock.
    9TIMER MODE keyPress to switch the timer modes.
    0TIMER SET keyPress to set the timer function.
    !AUTO keyPress to select the tuning mode.
    The auto tuning or manual tuning mode
    can be selected.
    The input selection display of a source can
    be switched to another by pressing and
    holding the 
    AUTOkey for more than 2
    seconds. 
    @A.MEMO keyPress when using the auto memory func-
    tion.
    #BAND keyPress to switch the broadcasting band.
    $TUNING keys (Ù, Ú)Press to select the radio station to be re-
    ceived.
    These keys are also used in the clock ad-
    justment and timer operations.
    %MODE keyPress to switch various setting modes.
    ^MULTI. CONTROL keyPress to select various setting modes.
    &VOLUME CONTROL knob
    *GRC transmitterOutputs the signals transmitted to the
    Graphical Remote Control.
    $7	,
     _QOFX    1.  
    						
    							CONTROLS
    C-V100/V150/V300/V350
    5
    23
    °
    ¤
    ¦
    ȴ )
    Á (£
    ¢
    16 5 4
    7
    8
    90
    !
    @#
    $%
    ^
    &*
    Notes
    30¡ 5m
    30¡30¡30¡
    ON/STANDBY
    MUTE
    VOLUME
    ENTER
    ConfirmSet UpReturn
    Input
    SourceMain MenuTapeA
    TapeB Tape1
    LDTunerCD
    VCR2
    VCR1 TV Sat. Cable
    Setup
    DVD/6ch Input
    SoundSpeaker
    C D
    Sat.
    Tape1
    Cable
    Reset
    VCR1
    VCR2
    L D
    T V
    Controls and indicators
    The Graphical Remote Control (GRC) unit provided with the AV CONTROL CENTER can also control KENWOOD cas-
    sette decks, CD player and LD player which are connected to it through system control cords. For details of the con-
    trollable functions, refer to the instruction manuals of these components.
    Model: GRC-100/150
    Infrared system
    Perform Model Type
    Setup of the GRC before
    using it.
    Segment screen
    Menu screen
    Operation keys
    Approximate operating range
    Remote sensorInfrared remote control 
    GRC or RC
    Infrared ray system
    (Menu screen
    This area displays
    the control key
    icons and level
    information.
    )Mode display
    The above illus-
    tration indicates
    the Setup mode.
    ÁCD iconSelect to set up
    the CD player.
    ªReset iconSelect to return to
    the Model Type
    Setupmenu screen.
    £Joystick keyFor use in selecting icons.
    The joystick moves in 8 direc-
    tions.
    ¢ENTER keyPress to enter a selection.
    °VOLUME (UP) control
    key
    Press to increase the volume
    level.
    ¤VOLUME (DOWN) con-
    trol key
    Press to decrease the vol-
    ume level.
    ¦MUTE keyPress to mute sound tempo-
    rarily.
    ¥(ON/STANDBY) keyPress to switch the AV CON-
    TROL CENTER and the
    components connected to it
    through system control cords
    between ON and STANDBY.
    1. The supplied batteries are intended for use in operation
    check. Therefore, their lives may be shorter than ordinary
    batteries.
    2. When the remote-controllable distance gets shorter than
    before, replace all four batteries with new ones.
    3. Malfunction may occur if direct sunlight or the light of a high-
    frequency lighting fluorescent lamp enters the remote sen-
    sor. In such a case, change the system installation position
    to prevent the malfunction.
    4. The GRC display may show erroneous information when the
    GRC unit is operated from outside the specified range.
    Notes
    1Segment screen
    This area displays the fixed
    icons.
    2Return icon
    Select to return to the previous
    display.
    3Main Menu iconSelect to change the input
    source or select Main Menu 2.
    4Cable TV icon
    Select to control the cable TV.
    5Satellite Tuner icon
    Select to control the satellite
    tuner.
    6CD icon
    Select to control the CD player.
    7TV icon
    Select to control the TV.
    8Tuner icon
    Select to control the tuner.
    9VCR 1 icon
    Select to control VCR 1.
    0LD icon
    Select to control the LD player.
    !VCR 2 icon
    Select to control VCR 2.
    @Tape 1 icon
    Select to control cassette deck 1.
    #Tape A iconSelect to control cassette deck A.
    $Tape B iconSelect to control cassette deck B.
    %Set Up iconSelect to make setup opera-
    tions.
    ^Input Source iconSelect to switch the input
    source.
    &Sound iconSelect to control the sound-relat-
    ed functions.
    *Confirm iconSelect to confirm a setting, etc.
    • The input source can be select-
    ed using icon 
    3or ^.
    • Icons 
    4to $are used to select
    the component to be controlled.
    $7	,
     _QOFX    1.  
    						
    							CONTROLS
    C-V100/V150/V300/V350
    6
    Names and functions of the keys
    The RC remote control unit provided with the AV CONTROL CENTER can also control KENWOOD cassette decks, CD
    player and LD player connected to the AV CONTROL CENTER through system control cords. For details of the control-
    lable functions, refer to the instruction manuals of these components.
    Model: RC-S503/RC-S503
    Infrared system The RC keys with the same names as the corresponding
    keys on the main unit have the same function as the main
    unit keys.
    3 12
    9
    8
    0 7
    4
    6
    5
    REMOTE CONTROL UNITA    B
    +10
    5 4 3 2 1
    0 9 8 7 6
    6
    7
    8
    %
    Þ
    ¢ 4 Á 1
    Á 3 7
    ¡
    2
    2 1
    ALL INFO. TEXT DISP.TITLE
    SEARCH
    MEMO TUNER
    BAND
    e STILL STEP
     EA.MONI.AUTO
    MEMORY RDS
    DISPLAY
    PTY
    SEARCHDISPLAYSLEEP
    NEXT PREV. POWER
    TIME
    CLEARP.MODECHECK
    STEREO
    MUTESOURCE
    DIRECT DSP
    LEVEL VOLUMEPRO LOGIC 3 STEREO
    MULTI
    CONTROLTEST
    TONEMODE
    INPUTTAPE 2
    (MONITOR)
    FREEZEPAL/NTSCRETURN
    TAPE VIDEO CD
    SELECTP.B.C.
    ¦REC/ARM O.T.E. LDAUTO DIGITAL
    CD/VIDEO  CD/LDREPEATFRAME/
    TIMEPTYTA/NEWS/INFO.DISC SKIP EDIT MODEALL TEXT
    SEARCHP.CALLÞ%
    1(POWER) keyPress to switch the AV CONTROL CENTER
    and the components connected to it through
    system control cords between ON and
    STANDBY.
    2A jB switchSome of the RC keys function in two ways.
    The key functions indicated inside (   ) are
    usable when this switch is set to B.
    Usually set this switch to A. In this manu-
    al, the description of a function which re-
    quires this switch to be set to B is ac-
    companied with the illustration of           .
    3Numeric keysUse these keys as the numeric key of the
    currently selected input source component.
    4TUNER operation keysBAND key
    (RDS DISPLAY key)
    MEMOkey
    (AUTO MEMORY key)
    P.CALL 
    Þ:down key
    (PTY key)
    P.CALL 
    %:up key
    (TA/NEWS/INFO. key)
    5LD player operation key
    Read the instruction manual of the LD play-
    er.
    ¡: CX key
    AUTO DIGITAL key
    6AV CONTROL CENTER operation
    keys
    PRO LOGIC key
    3 STEREO key
    DSP key
    STEREO key
    SOURCE DIRECT key
    TEST TONE key
    MODE key
    Use this key to select the setting modes.MULTI CONTROL LEVELÙ: up key,  Ú: down keyUse these keys to adjust the tone or set the
    surround play.
    TAPE 2 (MONITOR) key
    INPUT key
    Use this key as the input selector key.MUTE keyUse this key to mute the sound temporarily.VOLUME %: up key,Þ: down keyUse these keys to adjust the volume.
    7KeySLEEP keyPress when setting the sleep timer.
    DISPLAY keyPress to switch the displayed information.
    8CD/VIDEO CD/LD player operation
    keys
    Read the instruction manuals of the CD play-
    er, VIDEO CD player and/or LD player.
    TITLE SEARCH key
    (A.MONI key)
    TEXT DISP. key
    (STILL STEP 
    ekey)
    ALL INFO. key
    (STILL STEP 
    Ekey)
    ALL TEXT SEARCH key
    (FRAME/TIME key)
    EDIT MODE key
    DISC SKIP key
    (REPEAT key)
    1keyÁkey4key (PREV.)¢key (NEXT)6key
    P.MODE key
    CHECK key
    CLEAR key
    TIME key
    7key
    9VIDEO CD player-specific operation
    keys
    Read the instruction manual of the VIDEO
    CD player.
    P.B.C. key
    SELECT key
    RETURN key
    FREEZE key
    PAL / NTSC key
    Loading batteries
    0Cassette deck operation keysRead the instruction manual of the cas-
    sette deck.
    ÖREC/ARM key8key1key2key7key 3keyÁkey
    (O.T.E. key)
    • Insert two AA-size (R6/SUM-3) batteries as indicated by the polarity marking.
    1Slide open the cover.2Insert batteries.3Close the cover.
    A    B
    $7	,
     _QOFX    1.  
    						
    							C-V100/V150/V300/V350
    7
    DISASSEMBLY FOR REPAIR
    1. Remove the 1 screw (1), Then pull the slider (2) till last
    2. While raise the slider of left side, remove the slider from the bosses (
    3,4)
    1
    34
    4
    4
    4
    4
    4
    2
    x2x2
    $7	,
     _QOFX    1.  
    						
    							C-V100/V150/V300/V350
    BLOCK DIAGRAM
    8
    )()(
    )()(
    (
    ))
    ((
    )
    ) (
    +26dB
    +39dB
    IC3
    M
    MCLOSE
    MOPEN
    DOOR2
    DOOR1
    LIN
    RINLOUT
    ROUT COUTLOUT LIN
    ROUT RIN
    SIN
    SOUT LV1016 LA2786
    IC5
    SR. REG +9V
    SR. REG +15V
    -15V
    SR. REG
    +5.6V
    SR. REG
    SR. REG -30V Q4
    Q8,18
    Q10
    Q11TONE
    CTRL
    TONE
    CTRL TDA7466
    IC7 UNIT TUNER
    MOPEN
    MCLOSE
    FL
    MATRIX
    IC7 D11,12
    A1IC6 ED1
    +
    +
    + + Q13
    +
    MONITOR OUTVCR OUTLD VCR I DVD 6CH INPUTLD VCR REC VCR PLAYAUX TAPE2 REC TAPE1 REC TAPE2 PLAY TAPE1 PLAYCD
    IC4BYPASS
    DSP. D/L
    DSP. D/L
    BYPASS
    NJU7311AL
    C-V300/V350
    NJU7312AL NJU7312AL
    NJU7312AL
    NJU7311AL
    R CH
    ACTIVE VOICE
    RS5S830-0020IC1
    DEMO. RDS
    GRNRED RECODE2 (INP4) RECODE1 (INP3)
    TUNER SYNCHRO x2
    PROTECTION
    MUTE
    C.S RELAY
    RDSx2 (DATA,CLK)
    H.P MUTE
    INP2
    OUTP6 INP1
    CE.RSTRECOGNITION POWER
    RECOGNITION RESULT
    REM IN REM OUT x9 ROTARY ENC x2 KEY SCAN x6GRID x11
    SEGMENT x16
    KEY RETURN x4
    u-COM
    : uPD780205GF031
    DOOR2
    DOOR1-6dB
    ATT
    (for ADP)-12dB/OCT
    FC=100HZ HPFIC11(1/2)
    FC=100HZ HPF-12dB/OCT IC11(2/2)
    IC10(2/2)
    C-V300/V350 IC2(1/2)
    +26dB
    FLAT AMP
    FLAT AMP IC2(2/2)
    FLAT AMP IC3(1/2)
    IC4
    FLAT AMP+26dBIC3(2/2)
    FC=100HZ LPF-18dB/OCT
    AC OUTLET
    (UNSWITCHED) POWER (+10V)
    for DOLBY for ELE. VOL.
    for INPUT SEL.
    for u-COM
    for FL PRO LOGIC
    (A. & V.)
    & PRE AMP. TUNER UNITIC8
    IC9 TDA7309 SCL
    SDA IC2(2/2)
    IC1(2/3)
    IC2(1/2) IC1(1/3)
    IC1(3/3)
    SEL x3
    DSP x3
    VIDEO SEL x2
    E.VOL. x2
    TUNER UNIT x8
    Q18
    VOL. ATT TAPE2/ADP
    POWER
    H.P. DET (CLK, DATA, ST)
    (CLK, ADTA, ST)
    (VMUTE, 1/2)
    (CLK, DATA)
    TUNER (SD, STEREO, DO)
    PLL (DATA, CLK, CE)
    RDS SLEVELT.MUTE
    ST CK
    DATAQ1 DOOR
    -10dB ATT
    (forE.VOL)
    Q8
    Q6 Q5 Q7 Q2 Q1IC5(1/2)
    IC5(2/2) IC9
    Lch
    Rch
    Cch
    SLch
    SRch
    SWch DRV. DRV.
    +6dB +6dB IC6
    NJU2279DVMUTE
    VSEL1
    VSEL2Q1
    SOUTIC10(1/2) TC9215
    +33dB (C-V300/V350)IC1(1/2)
    IC1(2/2) TO M-A100/A300
    IC2
    TC9215AP
    C-V300/V350
    C-V300/V350
    TDA7309TC9215AP C-V300/V350C-V300/V350PRE OUT LINE IN/PLAY (AUDIO)
    REC OUT
    VIDEO IN/OUT (VISUAL)P83OUTP5 KEY DOOR2
    DOOR1
    +16dB
    FLAT AMP
    +16dB
    FLAT AMP
    C-V100/V150C-V100/V150C-V100/V150
    C-V100/V150
    V150 C-V100/
    Q16
    C-V100/V150
    (C-V300/V350): uPD780206GF019
    USEDUSEDUSED
    USED
    USED ANT.C-V100/V300
    C-V150/V350
    USED
    USED USED
    USED
    USED
    USEDUSED
    SLch
    GND
    DGND SRch
    F. RELAY SWch
    CS RELAY
    MUTE
    RETURN POWER(DC12V)
    PROTECTION GND Cch GND Rch GND Lch
    POWER+5V FROM u-COM
    FROM u-COM
    FROM u-COM
    -
    +IC2 IC1(1/2)
    IC1(2/2)
    Q14171
    FROM u-COM
    PROLOGIC DOLBY
    BUFFER LINE
    INPUT
    SELCTOR
    AUDIO
    -1.3dB
    -1.3dB
    -1.3dB
    -1.3dB
    -1.3dB
    -4.9dB u-COM REMOTE
    VIDEO
    SELECTOR
    VIDEOAMP. HEADPHONEVOICE UNFIXED
    VOICE FIXED
    PRE OUTPHONES
    NJU7311AL/7312AL
    INPUT 6CH
    DVDE.VOL 200mV/47K½
    200mV/1K½
    1V/100
    1Vp-p/75½DOLBY
    SURROUND
    (M-A100/A300)VOICE
    ACTIVE
    (MIC)
    J7(X14)
    (X11) (X05)
    (X08)X08(X14) (X13-752) (X11)
    (X08)
    C-V100/V150/V300/V350
    (X13-756)
    C-V300/V350 (DOOR OPEN/CLOSE MECHA : EXCEPT C-V100)
    USED
    C-V150/V350
    (X11)
    ½
    $7	,
     _QOFX    1.  
    						
    							CIRCUIT DESCRIPTION
    C-V100/V150/V300/V350
    9
    1. New Functions
    1-1 Amp section
    (a) LCD Remote Control with System Control Code
    Display on remote control shows the present condition
    of others units;CD player, cassette  deck and so.
    (b) One Touch Operation
    • In power off mode, system will turn on and start to play-
    back if play key on every unit; CD, DECK, DVD, and MD
    will be pressed .
    • In power off mode, system will turn on and start to open
    if open/close key on every unit; CD, DECK (single),
    DVD, and MD will be pressed 
    (c) Voice Activation (C-V150/V350)
    In voice activation mode, when system has KEN-
    WOOD word it will turn on and start to playback CD or
    LD player even if power switch is turn off.
    Key word will be available of changing any other word.
    (d) Automatic Power-off 
    The system will be turned off if it is turned on by voice
    activation and selector keeps position at CD or LD posi-
    tion and system does to stop condition for 30 mints in
    CD or LD mode.
    1-2 Tuner section
    EON(Enhanced Other Network) (C-V150/V350)
    • Automatic memory (broadcasting station name with sort
    mode), FM station will be morized after RDS station are
    done.
    • In the case of broadcasting TA(Traffic information),
    NEWS(PTY), and INFO(PTY) in same network station,
    system will receive TA, NEWS, INFO or normal broard-
    castings automatically.
    2. Backup and Initial Data
    Power :off
    Main volume  :-65dB
    Audio selector :tuner
    Video selector :vcr
    Tape 1/md :tape 1
    Ld/dvd(C-V300/V350) :ld
    Tape 2/monitor :off
    Fl display mode :selector
    Source direct :off
    Surround mode :stereo
    Dolby mode :pro logic
    Dsp mode :Arena
    Speaker level :0dB
    Balance :Center
    Input level :0dB
    Delay time :20ms
    Effect level :3
    Tone bass :0dB
    Tone treble :0db
    Tuning mode :Auto
    Preset memory :Test frequency
    Last band :FM
    Fm last frequency  :87.5MHz
    Am (mw) last frequency :531kHz
    (channel space 9kHz)
    :530kHz
    (channel space 10kHz)
    Lw last frequency :153kHz
    Last P.ch :-ch
    PTY select mode(C-V150/V350) :off
    RDS display mode :frequency
    TA/NEWS/INFO :off
    Clock :A.M.12:00
    Timer :off
    Sleep timer :off
    Voice activation key word :KENWOOD
    Voice activation :on
    *Initial setting : While pressing the CD key, plug the power
    cord into the ac power outlet.
    $7	,
     _QOFX    1.  
    						
    							CIRCUIT DESCRIPTION
    C-V100/V150/V300/V350
    10
    3. Main microprocessor  uPD 780205GF031 (X11 : IC6) : C-V100/V300
    uPD 780206GF019 (X11 : IC6) : C-V150/V350
    3-1 Microprocessor periphery block diagram
    REMOCON
    u-COM
    (X11) IC7
    PLL IC
    RDS DEMO. IC
    ELECTRIC VOL.
    TONE CONT.
    +10dB ATT.
    MUTE
    VOICE  ACTIVATION
    (X05) IC2
    (X13) IC2
    (X08)Q1,2,5~8,15 (X08) IC7,8,9 
    SERIAL
    COMMUNICATION
    ROTARY ENCODER
    (VOLUME CONTROL)
    DELAY IC
    DSP IC
    DOOR
    OPEN/CLOSE
    AUDIO SELECTOR
    VIDEO SELECTOR KEY MATRIX
    (X14) S30
    (X08) IC5
    (X08) IC4
    DOOR MECHANISM
    (X11) IC1,2
    (X08) IC6
    FL DISPLAY
    (X14) ED1
    (X13) IC1
    (X14)
    SP. RELAY
    PROTECTION
    POWER 
    CHIP ENABLE
    PHONES DETECT
    RESONATOR(X1. MAIN)
    XTAL RESONATOR (X2. TIMMER)
    RESET
    DOOR AUTOMATIC LIGHTING KEY LED
    u-COM
    uPD780205GF031
    uPD780206GF019
    KEY
    SCANKEY
    RETURN
    VOICE INPUT
    POWER ON
    ACTIVE VOICE ON
    (X11) IC6
    VOICE
    SET 1VOICE
    SET 2
    2  KR3 3  KR2 4  KR1 5  KR0
    73  KS0 (S.DIRECT) (STEREO) (DSP) (DOLBY)
    74 KS1 VOICE ON / OFF DISPLAY (RDS) PTY TA / NEWS / INFO.
    75 KS2 MODE MULTI LEVEL @MULTI LEVEL #(OPEN / CLOSE)
    76KS3 CLOCK SET AUTO MEMORY BAND AUTO
    77 KS4 TUNING %TIMER SET INPUT @INPUT #
    78KS5 TUNING ÞTIMER MODE ON / STANDBY TAPE 2 (MONITOR)
    KS6
    81KS7 DSW0 / D15 DSW1 / D14 DSW2 / D13 DSW3
    82 KS8 DSW4 / D16
    3-2 Key matrixNo. into  : Pin No. of main u-COM
    • (  ) : C-V300/V350 function
    • DSW1 ~ DSW4 : Tuner distinction
    • DSW5 : C-V100/V150 or C-V300/V350 Model distinction
    • PTY, TA / NEWS / INFO, DISPLAY (RDS) : RDS function model (C-V150/V350)
    $7	,
     _QOFX    1.  
    						
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