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Kenwood C-V500 Service Manual

Stereo integrated amplifier/tuner
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STEREO INTEGRATED AMPLIFIER/TUNER
C-V500/V550/V700/V750/V770
SERVICE MANUAL
Indicator
Front glass
(B12-0311-04)
(B10-2350-04)
VOICE
ACTIVATE
ON/STANDBY
PHONES
INPUT
(MONITOR)
Phone jack
Knob
(E11-0282-05)
(K29-6665-02)
Metallic cabinet
Lock terminal board
(A01-3432-01)
(E70-0052-05)
AM
ANTENNA
FM 75Ω
GND
SYSTEM
CONTROL
CONNECT WITH
POWER AMPLIFIER
Rectangular receptacle
Miniature phone jack
(E58-0018-05)
(E11-0188-05)
Caution : No connection of ground line if disassemble the unit.
Please connect the ground line on rear panel, PCBs, Chassis and some others.
VOICE
TIMER
ACTIVATE
SET
CLOCK
ON/OFF
SET
RT
TIMER
RDS
MODE
S.DIRECT
DISPLAY
PTY
TA/NEWS/INFO.
TAPE 2
Knob
Knob
(K29-6665-02)
(K29-6666-02)
Miniature phone jack *
(E11-)
VOICE
ACTIVATE
MONITOR
OUT
LD
TAPE 2
CD
AUX
TAPE 1/ MD
(MONITOR)
L
R
IN
IN
REC
PLAY
REC
PLAY
IN
Phono jack(6P)x3 *
(E63-)
Panel
(A29-0861-01)
MULTI.CONTROL
MODE
STEREO
DSP
LEVEL
PTY SELECT
A.MEMO AUTO
BAND
TUNING
AV CONTROL CERTER KC-2
Knob
(K29-6664-02)
Phono jack
Phono jack *
(E63-0162-05)x2
(E63-)
VIDEO
AC-3
AUDIO
INPUT
LD
DVD
DIGITAL IN DIGITAL IN
CABLE
VCR
DVD 6CH.INPUT
/ SAT.
CENTER
REC
PLAY
IN
FRONT
SURROUND
SUBWOOFER
AUDIO
Phono jack *
Phono jack
(E63-)
(E63-1008-05)
© 1997-7 /B51-5330-00 (K/K) 3676
Front glass
(B10-2351-04)
D I G I T A L
VOLUME CONTROL
OPEN/CLOSE
DOWN
UP
Knob
Knob
(K29-6665-02)
(K29-6660-04)
Power cord bushing
(J42-0083-05)
UNSWITCHED
AC power cord *
(E30-)
Illustration is C-V750.
* Refer to parts list on page 40.
AC outlet *
(E03-)

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Summary of Contents for Kenwood C-V500

  • Page 1 STEREO INTEGRATED AMPLIFIER/TUNER C-V500/V550/V700/V750/V770 SERVICE MANUAL © 1997-7 /B51-5330-00 (K/K) 3676 Indicator Front glass Panel Front glass (B12-0311-04) (B10-2350-04) (A29-0861-01) (B10-2351-04) VOICE TIMER ACTIVATE MULTI.CONTROL MODE CLOCK ON/OFF STEREO LEVEL VOICE ACTIVATE TIMER PTY SELECT D I G I T A L MODE S.DIRECT...
  • Page 2: Table Of Contents

    C-V500/V550/V700/V750/V770 CONTENTS / ACCESSORIES Contents CONTENTS / ACCESSORIES ........2 SCHEMATIC DIAGRAM ..........13 DISASSEMBLY FOR REPAIR........3 EXPLODED VIEW .............39 ADJUSTMENT .............4 PARTS LIST...............40 PARTS DESCRIPTIONS ..........5 SPECIFICATIONS ........Back cover PC BOARD ..............6 How to reset the microcomputer Unplug the power cord form the wall outlet.
  • Page 3: Disassembly For Repair

    C-V500/V550/V700/V750/V770 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)
  • Page 4: Adjustment

    C-V500/V550/V700/V750/V770 ADJUSTMENT INPUT OUTPUT TUNER/AMP ALIGNMENT ITEM ALIGN FOR FIG. SETTING SELECTOR SETTING POINTS SELECTOR : FM Connect a DC voltmeter between L31 (X05-) DISCRIMINATOR 98.0MHz AUTO port of CN2 1kHz, ±40kHz dev L31↔L32 98.0MHz (E, T type) (E, T only)
  • Page 5: Parts Descriptions

    C-V500/V550/V700/V750/V770 PARTS DESCRIPTIONS...
  • Page 6: Pc Board

    PC BOARD(Component side view) Refer to the schematic diagram for the value of resistors and capacitors.
  • Page 7 PC BOARD(Component side view) Refer to the schematic diagram for the value of resistors and capacitors.
  • Page 8 PC BOARD(Component side view) Refer to the schematic diagram for the value of resistors and capacitors.
  • Page 9 PC BOARD(Component side view) Refer to the schematic diagram for the value of resistors and capacitors.
  • Page 10 (X05-4670-XX) : C-V500/V550/V700/V770 TYPE A1 (W02-2582-05) FM FRONT END 1.4V FM:6.6V DISTORTION(ST) 2.3V 5.1V 0.01 2.3V (2.1V) 2.0V 2.6V RF AMP (2.1V) (2.1V) (2.9V) (2.1V) 3.7V 0-100 1.4V ANT1 2.1V 75Ω 2.4V 300Ω (0.3V) 4.1V DECODER UNTIBIRDIE RF.AMP AM ANT...
  • Page 11 The DC voltage is an actual reading mea- sured with a high impedance type volt- meter with no signal input. The measure- ment value may vary depending on the measuring instruments used or on the product. 14.5V +15V C-V500/V550/V700/V750/V770 (1/6) C-V500/V550/V700/V750/V770 Y05-3380-10...
  • Page 12 (X05-468X-XX) C-V500/V750 (K,P,T,E) TYPE C-V750 (X05-468X-XX) DESTINATION R16, R61-66, C53, C62, Q61- W6,13, W51,52, UNIT No. A - C CF1,2 68,70 53,76 54,55 COUNTRY ABB. EUROPE 2-71 L39-1351 L72-0536 1.8K 0.027 (MS3) U.K. 0-51 L39-1352 C-V500 (X05-4680-10) DESTINATION R16, R61-66,...
  • Page 13: Schematic Diagram

    ST: 7.2V R84 10K MONO: 0V R80 1K R81 1K R82 1K C-V500/V550/V700/V750/V770 (K) (2/6) 470P R83 1K The DC voltage is an actual reading measured with a high MODULATION impedance type voltmeter as the AM/FM signal generator is MODE...
  • Page 14 IC77 (2/2) 2.5V IC77 (1/2) C347 1000P R319 1K R486 2.5V C456 X05-468 10u16 100K -CN1 +5.6V +5.6V 2.5V R483 2.2K 2.5V C-V500 C-V550 C-V700 C-V750 DESTINATION R11, R12,13, R14,16, CN1, DESTINATION R11,12, R13,14, CN1, DESTINATION R11,12, R13,14,16, CN1, CN8,...
  • Page 15 -15V IC24 REMOTE R43 100K u-COM (TRANSMIT) R41 100K R16 4.7K 4.9V RWRREQ R14 4.7K +5.6V C102 R13 4.7K 0.01 RTREN Q108 R12 4.7K Q108 R454 Q107 4.9V R11 4.7K GAIN GAIN R208 4.9V SW DRIVE 0.5V 0.6V 4.9V 4.9V 2.5V XOUT 2.4V...
  • Page 16 -15V -15V 7.7V 5.0V 5V AVR R200 IN OUT 10 1/4W R233 100 C5 220P R4 100K C7 220P R5 100K C4 220P R107 100K R29 4.7K R108 C6 220P DSCK R30 4.7K GNDA 4.9V MCSO 1.5V SDI0 MA15 1.5V R117 100K 5.0V R105 100K...
  • Page 17 The DC voltage is an actual reading measured with a high impedance type volt- DEMODULTOR meter with no signal input. The measurement value may vary depending on the measuring instruments used or on the product. +5.6V X14-D/4 -CN2 (Y,M,I,C,X) (K,P,T,E) TYPE TYPE C-V500/V550/V700/V750/V770 C-V500/V550/V700/V750/V770(K) (3/6) Y05-3380-10...
  • Page 18 (X08-2XXX-XX) (2/2) D121 IC50-64,67,69,71-73 : NJM4580ED 15.0V IC65,66 : NJU7311AM Rch 100Hz H.P.F. Rch MIX AMP. IC55 (2/2) IC68 : TC9184P +15V +15V IC70 : NJU7313AM C569 47u25 R592 IC55 R818 R816 R822 3.9K IC74-76 : LC7536R R553 15.0V (1/2) 820K 150K R569...
  • Page 19 D.GND R616 4.7u35 C720 (1/2) SWch 47u16 F-RELAY -15V 15.0V +15V CS-RELAY R633 -15.0V MUTE -15V PROTECTION C705 IC63 1u50 SWch 100Hz L.P.F. (2/2) IC63 -15.0V (1/2) -15V C-V500/V550/V700/V750/V770(K) (4/6) +15V +15V -15V -15V T+15V T+15V T-15V T-15V C-V500/V550/V700/V750/V770 Y05-3380-10...
  • Page 20 : RD4.7ES(B) or HZS4.7N(B) or : RD3.3ES(B2) or HZS3.3N(B2) or CONTROL UNIT (X11-37XX-XX) (A/5) MTZJ4.7(B) or UZ-4.7BSB MTZJ3.3(B) or UZ-3.3BSB : D3SBA20F03 or RBV-402LFA D4,6,19 : RD6.2ES(B2) or HZS6.2N(B2) or Q1,4,9,11 : 2SC2458(Y,GR) or 2SC3311A(Q,R) or RELAY SW MTZJ6.2(B) or UZ-6.2BSB 2SC1740S(Q,R) or 2SC2785(F,E) X08- R101...
  • Page 21: X11-3720-10

    (X11- ) (C/5) (X11- ) (B/5) (C/5) AC220- 240V T2.5A L250V AC110- X F5 120V CN11 CN10 AC230V~ 50Hz AC110-120V/ 220-240V~ USED (M,I) TYPE USED (Y) TYPE 50/60Hz C-V500/V550/V700/V750/V770(K) (5/6) SIGNAL LINE GND LINE +B LINE -B LINE C-V500/V550/V700/V750/V770 Y05-3380-10...
  • Page 22 X08- CN7,8 (X14-45XX-XX) (A/3) : C-V500/V550 : uPD16311 Q1,32 : 2SC3246 D11,12, MEMO 24,25 : B30-2519-05 : B30-2493-05 NEWS D15-18 : 1SS131 or HSS104A INFO. SLEEP : 11-MT-114GK TIMER : W02-2598-05 (X14- ) (C/3) KEY3 KEY4 S4/KS4 KEY3 REMOTE TRANSMIT...
  • Page 23 (X14-4XXX-XX) (D/4) : C-V700/V750/V770 MEMO TAPE2 AUTO AC-3 NEWS SOURCE STEREO PRO LOGIC EX.BASS DIRECT SLEEP INFO. 3 STEREO MUTE TUNED OVER LEVEL TIMER (P1) (P2) (P3) (P4) (P6) f (P5) (P7) g (P8) -30V -30V c (P9) (P10) (P12) (P11) (P13) (P14)
  • Page 24 2.2K C-V770 R11, R13, R15, R22, S17-20, D14, DESTINATION R11, R13, R15, R22, S17, S18-20, D14, W1 11 CN1,6 CN4 E5,6 Q3,4 WH3,4 UNIT No. CN1,6 E5,6 Q3,4 WH3,4 25,26 22,23 COUNTRY ABB. 22,23 C-V500/V550/V700/V750/V770 CHINA X14-4603-01 2.2K 2.2K Y05-3380-10...
  • Page 25 (23P) (1/3) (C/4) X14-4600 TIMER TIMER (A/4) TUNING CLOCK MODE AUTO A.MEMO BAND (2/3) 629x2 (21P) PHONES (E/5) (B/4) C-V500/V550 (D/4) C-V700/V750/V770 (3/3) (23P) TIMER MULTI.CONTROL CLOCK ON/OFF STEREO LEVEL MODE TIMER OPEN/ VOLUME TUNING INPUT TAPE1 MODE DIRECT A.MEMO AUTO...
  • Page 26 Desti- Ref. No Parts No. Description Ref. No Parts No. Description ress Parts nation marks ress Parts nation marks C-V500 B46-0096-53 WARRANTY CARD B58-0965-13 CAUTION CARD (PL) A01-3432-01 METALLIC CABINET B58-0966-13 CAUTION CARD (PL) A09-0379-08 BATTERY COVER B59-1121-03 SUB-INSTRUCTION MANUAL...
  • Page 27 New Parts New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
  • Page 28 New Parts New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
  • Page 29 New Parts New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
  • Page 30 New Parts New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
  • Page 31 CK73FF1E104Z CHIP C 0.10UF L : Scandinavia K : USA P : Canada R : Mexico 5 : C-V500/V550 L : Scandinavia K : USA P : Canada R : Mexico 5 : C-V500/V550 Y : PX(Far East, Hawaii) T : Europe...
  • Page 32 ELECTRO 0.47UF 50WV L : Scandinavia K : USA P : Canada R : Mexico 5 : C-V500/V550 L : Scandinavia K : USA P : Canada R : Mexico 5 : C-V500/V550 Y : PX(Far East, Hawaii) T : Europe...
  • Page 33 4.7K 1/10W KPMIX L : Scandinavia K : USA P : Canada R : Mexico 5 : C-V500/V550 L : Scandinavia K : USA P : Canada R : Mexico 5 : C-V500/V550 Y : PX(Far East, Hawaii) T : Europe...
  • Page 34 CHIP R 100K 1/10W L : Scandinavia K : USA P : Canada R : Mexico 5 : C-V500/V550 L : Scandinavia K : USA P : Canada R : Mexico 5 : C-V500/V550 Y : PX(Far East, Hawaii) T : Europe...
  • Page 35 RK73FB2A103J CHIP R 1/10W L : Scandinavia K : USA P : Canada R : Mexico 5 : C-V500/V550 L : Scandinavia K : USA P : Canada R : Mexico 5 : C-V500/V550 Y : PX(Far East, Hawaii) T : Europe...
  • Page 36 OSCILLATING MODULE MIXC UPD78016FGC530 MI-COM IC L : Scandinavia K : USA P : Canada R : Mexico 5 : C-V500/V550 L : Scandinavia K : USA P : Canada R : Mexico 5 : C-V500/V550 Y : PX(Far East, Hawaii)
  • Page 37 CK45FB1H391K CERAMIC 390PF L : Scandinavia K : USA P : Canada R : Mexico 5 : C-V500/V550 L : Scandinavia K : USA P : Canada R : Mexico 5 : C-V500/V550 Y : PX(Far East, Hawaii) T : Europe...
  • Page 38 LED(INFRARED,D=5,) B30-2493-05 LED(RED) L : Scandinavia K : USA P : Canada R : Mexico 5 : C-V500/V550 L : Scandinavia K : USA P : Canada R : Mexico 5 : C-V500/V550 Y : PX(Far East, Hawaii) T : Europe...
  • Page 39: Exploded View

    TACT SWITCH S70-0031-05 TACT SWITCH L : Scandinavia K : USA P : Canada R : Mexico 5 : C-V500/V550 L : Scandinavia K : USA P : Canada R : Mexico 5 : C-V500/V550 Y : PX(Far East, Hawaii)
  • Page 40: Parts List

    .................H : 105 mm Weight (net)..............5.2 kg .................D : 382 mm Weight (net)..............5.2 kg 1. KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice. Notes Notes 2. Full performance may not be exhibited in extremely cold locations (below 0 deg.C).
  • Page 41 (30% mod., S/N 20 dB) ..... 16 uV / (600 uV / m) Signal to noise ratio (at 30% mod. 1mV input) ......... 48 dB 1. KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice. Notes Notes 2.
  • Page 42 Weight (net) ............4.4 kg (9.7 lb) .................D : 382 mm Weight (net)..............4.4 kg 1. KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice. Notes 2. Full performance may not be exhibited in extremely cold locations (below 0 deg.C).

This manual is also suitable for:

V550V700V750V770

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