Kenwood KRF-V7030D-S Service Manual
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Kenwood KRF-V7030D-S Service Manual

Audio video surround receiver
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AUDIO VIDEO SURROUND RECEIVER
KRF-V7030D/V7030D-S
QQ
3 7 63 1515 0
KRF-V8030D/V8030D-S
VR-407/409

SERVICE MANUAL

STANDBY
POWER
ON/STANDBY
PHONES
TE
L 13942296513
Phone jack
(E11-0272-05)
Pin jack 6P
(E63-1139-05)
S-VIDEO
AM
GND
L
FM
75Ω
R
GND
PHONO
Lock terminal board
www
(E20-0321-05)
.
Illustration is KRF-V7030D E type.
* Refer to parts list on page 39.
Front glass *
(B10-)
MULTI CONTROL
A SPEAKERS B
Knob
(K29-7681-14)
Cylindrical
receptacle 3Px2
Pin jack
(E56-0011-05)
(E63-1142-05)
Pin jack
(E63-1080-05)
PLAY IN
REC OUT
PLAY IN
REC OUT
PLAY IN
PLAY IN
DVD
VIDEO 1
VIDEO 1
VIDEO 2
VIDEO 3
MONITOR
CENTER
DVD
CD/DVD
VIDEO 3
OPTICAL
OPTICAL
L
R
VIDEO 2
FRONT
SURROUND SUB WOOFER
COAXIAL
DVD/6ch INPUT
DIGITAL IN
REC OUT
PLAY IN
REC OUT
PLAY IN
REC OUT
PLAY IN
PLAY IN
CD/DVD
MONITOR
MD/TAPE1
VIDEO 1
VIDEO 2
AUDIO
Pin jack x2
Pin jack
(E63-1143-05)
(E63-1144-05)
Optical receiving module
x
ao
y
(W02-2716-05)
i
8
DOLBY
DTS
DIGITAL
PROLOGIC
3 STEREO
DOWN MIX
INPUT SELECTOR
SET UP
INPUT MODE
DIMMER
MONITOR
SOUND
LISTEN MODE
SOURCE DIRECT
BAND
AUTO
MEMORY
Q Q
3
6 7
1 3
Knob
Knob
(K29-7675-12)
(K29-7681-14)
Miniature phone jack
(E11-0293-05)
Metallic cabinet
(A01-3731-01)
FRONT SPEAKERS
CENTER SPEAKERS
RED
(8 – 16Ω)
BLUE
(8 – 16Ω)
SYSTEM CONTROL
VIDEO
PLAY IN
SUB WOOFER PRE OUT
VIDEO 3
Screw terminal board
(E70-0049-05)
Pin jack
u163
(E63-1146-05)
.
2 9
9 4
2 8
© 2000-2/B51-5598-00 (K/K) 3473
Knob
Panel
(K29-7678-04)
(A60-1744-12)
VOLUME CONTROL
DOWN
S-VIDEO
AV AUX
VIDEO
L – AUDIO – R
1 5
0 5
8
2 9
9 4
Pin jack *
(E63-)
Cylindrical receptacle
(E06-0709-05)
Power cord bushing
(J42-0083-05)
FRONT SPEAKERS
GREEN
(8 – 16Ω)
AC OUTLET
+
–
–
+
+
–
(8 – 16Ω)
SURROUND SPEAKERS
Lock terminal board
m
(E70-0065-05)
co
9 9
UP
2 8
9 9
AC power cord *
(E30-)
AC outlet *
(E03-)
70%

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Summary of Contents for Kenwood KRF-V7030D-S

  • Page 1: Service Manual

    AUDIO VIDEO SURROUND RECEIVER KRF-V7030D/V7030D-S 3 7 63 1515 0 KRF-V8030D/V8030D-S VR-407/409 SERVICE MANUAL © 2000-2/B51-5598-00 (K/K) 3473 Front glass * Knob Panel (B10-) (K29-7678-04) (A60-1744-12) VOLUME CONTROL DOLBY STANDBY MULTI CONTROL DIGITAL PROLOGIC 3 STEREO DOWN MIX INPUT SELECTOR POWER SET UP INPUT MODE...

  • Page 2: Table Of Contents

    Remote Controller L 13942296513 MODEL Destinations Parts number Model name Battery cover VR-407 A70-1330-05 RC-R0609 A09-1178-08 VR-407 A70-1330-05 RC-R0609 A09-1178-08 KRF-V7030D A70-1330-05 RC-R0609 A09-1178-08 KRF-V7030D-S A70-1330-05 RC-R0609 A09-1178-08 KRF-V7030D-S A70-1330-05 RC-R0609 A09-1178-08 KRF-V7030D-S A70-1330-05 RC-R0609 A09-1178-08 VR-407-S A70-1330-05 RC-R0609 A09-1178-08...

  • Page 3: Block Diagram

    3 7 6 3 1 5 1 5 0 USED VR-407/407-S/409/KRF-V7030D/V7030D-S/V8030D/V8030D-S/V3030D (X08) VIDEO2 (X08) (VIDEO2/MONI.) COXIAL DIGITAL IC51 DIGITAL 6ch INPUT AUDIO VIDEO1 COXIAL RECEIVER AK4527 VIDEO3 x0.5 AK4110 LS/RS OPTICAL CODEC (ADC&DAC) CD/DVD OPTICAL VIDEO2 6ch E. VOL with 2ch MONI.

  • Page 4: Circuit Description

    KRF-V7030D/V8030D/VR-407/409 CIRCUIT DESCRIPTION 3 7 63 1515 0 This unit works backup by microprocessor if power is off. The Monitor no/off microprocessor carries out the power-off-checking by 1ms. It MD/TAPE mode sets up the initialized data if the backup data is destroyed. Video2/Monitor mode Also plug in and out the power cord from the outlet with b)Surround function...
  • Page 5 KRF-V7030D/V8030D/VR-407/409 CIRCUIT DESCRIPTION 3 7 63 1515 0 3-2 Pin description Pin No. Pin Name Description S. DATA Serial data signal. S.BUS Serial busy signal. SEL. ST1 Strobe output to input selector ( IC106). SEL/VOL/PLL DT Data output to selector,volume and PLL IC. SEL/VOL/PLL CLK Clock output to selector,volume and PLL IC.
  • Page 6 KRF-V7030D/V8030D/VR-407/409 CIRCUIT DESCRIPTION 3 7 63 1515 0 Pin No. Pin Name Description POWER RE Power relay control. CS5. 1(DOWN MIX)LED Control terminal of CS5.1(DOWN MIX) LED. 3 STEREO LED Control terminal of 3 STEREO LED. DTS LED Control terminal of DTS LED. DOLBY DIGITAL LED Control terminal of DOLBY DIGITAL LED.
  • Page 7 KRF-V7030D/V8030D/VR-407/409 CIRCUIT DESCRIPTION 3 7 63 1515 0 3-4 Switch control table 3-4-1 IC106(X07) INPUT/REC OUT SELECTOR:NJU7313AM INPUT SELECTOR MODE TAPE MON ATT. L-ch R-ch FRONT ATT1 ATT2 Function TUNER PHONO CD TAPE/MD VIDEO1 VIDEO2 VIDEO3 ANALOG DIGITAL ON pin# pin# (-6dB) (-3dB)
  • Page 8 KRF-V7030D/V8030D/VR-407/409 CIRCUIT DESCRIPTION 3 7 63 1515 0 3-4-4 DESTINATION VR-409 VR-407 VR-406 VR-405/VR-414 KRF-V8030D KRF-V7030D KRF-V6030D KRF-V5030D PORT M/V/I/ M/V/I/ M/V/ M/V/ PORT# NAME 3-4-5 Listen Mode Mode Dolby Digital Pro Logic 3 Stereo Stereo Dolby Digital (no2-ch) Dolby Digital (2-ch) Pro Logic Note: Auto Mode function is not change after setting listen mode...
  • Page 9 KRF-V7030D/V8030D/VR-407/409 CIRCUIT DESCRIPTION 3 7 63 1515 0 3-4-7 Speaker Setup Subwoofer Front SP. Large Center SP. Large Normal Surround SP. Large Normal Normal(yes) Normal(yes) Center Mode Wide Wide Normal Phantom (Pro Logic) Subwoofer Front SP. Normal Center SP. Normal(yes) Surround SP.
  • Page 10 KRF-V7030D/V8030D/VR-407/409 CIRCUIT DESCRIPTION 3 7 63 1515 0 4-2 S LEVEL indication(only E/T TYPE) Operation key DISPLAY Function MEMORY key ATT_ON_HEX DATA RF ATT ON Cyclic function The signal level of tuner ATT_ON_HEX DATA RF ATT OFF The signal level of tuner Normal indication Normal function 4-3 CHANNEL SPACE SW(50kHz/100kHz) indication(only M/C/Y/I/V TYPE)

  • Page 11: Adjustment

    KRF-V7030D/V8030D/VR-407/409 ADJUSTMENT 3 7 63 1515 0 OUTPUT RECEIVER ALIGNMENT N o . I T E M INPUT SETTINGS ALIGN FOR F I G . S E T T I N G S S E T T I N G S P O I N T S FM SECTION : EXCEPT E,T type SELECTOR : FM...

  • Page 12: Pc Board

    PC BOARD (Component side view) 3 7 63 1515 0 X07-3120-10 C/3 (J70-1362-11) X07-3130-10 C/3 (J70-1412-11) L 13942296513 X07 B/3 Q215 W686 IC202 D213 W133 W140 W134 W652 IC203 D206 W656 AM STEREO W681 W159 W177 Q209 Q208 MPX.FIL. D211 Q211 FM IF AM RF...
  • Page 13 PC BOARD(Component side view) 3 7 6 3 1 5 1 5 0 FRONT SPEAKERS CENTER SPEAKER AUDIO X07-3120-10 A/3 (J70-1362-11) PRE OUT X07-3130-10 A/3 (J70-1412-11) VIDEO1 VIDEO2/MONITOR MD/TAPE VIDEO3 VIDEO2 SURROUND WOOFER FRONT PLAY IN PLAY IN PLAY IN REC OUT PLAY IN REC OUT...
  • Page 14 PC BOARD(Component side view) 3 7 6 3 1 5 1 5 0 DVD/6CH.INPUT DIGITAL IN DIGITAL CENTER X08-3010-00 A/3 MONITOR VIDEO3 CD/DVD (J70-1363-11) VIDEO VIDEO2 WOOFER SURROUND SYSTEM CONTROL S-VIDEO VIDEO1 C601 R601 MONITOR VIDEO3 VIDEO2 C610 R611 C607 PLAY IN PLAY IN PLAY IN...
  • Page 15 TUNER UNIT (X07-31XX-XX) (B/3) 3 7 6 3 1 5 1 5 0 FM TUNED 1000P Q203 0.01 0.01 330P [0.6V] FM DET/MPX AM DET 10u16 IC201 0.01 100K Q204 10u16 4.3V 2.8V AM RF DE-EMPHASIS 75uS: ON D201 50uS: OFF DECODER 50uS ANTI-BIRDIE...

  • Page 16: Krf-V7030D-S

    LA1837 F10-1129 list below. The measurement value may vary depending on the measuring instru- CANADA ments used or on the product. The value shown in ( ) is actual reading measured in KRF-V7030D-S (X07-313X-XX) the AM mode. DESTINATION R27, R72,...

  • Page 17: Schematic Diagram

    (X07-31XX-XX) (A/3) 3 7 6 3 1 5 1 5 0 IC110-112 11.8V 20dB AMP +12V +12V +12V IC105(1/2) R105 Q3,4,9,10,15,16 C115 R115 IC110(1/2) 4.7u35 MUTING IC101 C153 R237 (PRE OUT) 10u50 2.2K POWER AMP (AUDIO) R167 C149 LSch R173 (LS,RSch) R107 C111...
  • Page 18 IC103 KIA7812API D102 S1ZB20 (4101) 37.0V IC104 KIA7912PI D103 D103 IC105 NJM4580ED D104 MTZJ16(B) or IC106,109 NJU7313AM HZS16N(B2) POWER TRANSFORMER KRF-V7030D-S(X) +12V IC107,108,110-12 NJM4565M D105 MTZJ15(B) or KRF-7030D(E,T) HZS15N(B2) 8.0V VR-407/407-S(K,P) Q1,2,7,8,13,14 2SC2785(F,E) or D106,107,111-115,121,127-130 2SC1740S(Q,R) MA111 KRF-V3030D(J) -37.0V Q3-6,9-12,15,16...
  • Page 19 F05-3121 EUROPE 2-71 RB721Q F05-2525 T2.5AL E03-0149 S76-0107 T3.15AL 150K 1/4W 39 1/4W 150 1/4W L07-2758 or L07-2761 U.K. 0-51 E03-0310 KRF-V7030D-S (X07-313X-XX) DESTINATION C173,174, C231, C233, D125, R187,188,233, R195-198,239, KRF-V7030D-S (X07-313X-XX) UNIT No. D103 D108 D109 D110 K1-4 COUNTRY ABB.
  • Page 20 (X08-301X-XX) (A/3) (X08-301X-XX) (B/3) DVD 6ch INPUT LSch R251 3 7 6 3 1 5 1 5 0 Lch 1 R662 68 +3.3V C654 47u25 C658 47u25 R252 Rch 2 R666 68 +3.3V R661 68 R255 LSch 3 C653 0.01 INVERTER C657 0.01 3.3V...
  • Page 21 (X08-301X-XX) (A/3) IC14 ANALOG 6ch 3 7 6 3 1 5 1 5 0 INPUT SELECTOR R121 10K +3.3V +3.3V +3.3V +3.3V DIGITAL R217 C59 0.01 AUDIO 5.6K 3.3V RECEIVER -11.9V C121 22P 9.1K 0.01 -11.9V 5.0V 3.3V R123 10K 100K IC12 IC14...
  • Page 22 ABB. 434,635,636 U.S.A. 3 7 6 3 1 5 1 5 0 C183 0-12 100 1W 0.015 0.33 CANADA R165 750 +7.1V 5.4V R166 KRF-V7030D-S (X08-301X-XX) 2.7K DESTINATION UNIT IC43, R37,38, C163, C165, ELECTRIC R428 R633,634 R635,636 C209 COUNTRY ABB.
  • Page 23 (X14-7XXX-XX) (A/6) 3 7 6 3 1 5 1 5 0 DSP/DIR CD OUT DSP/DIR/CODEC CD IN DSP/DIR/CODEC CCLK DIR/CODEC CS CP502 100Kx3 DSP CS DSP PD X08-A/3 DSP INTREQ -CN2 ABOOT DIR/CODEC PD DIR ERR CP501 100Kx5 R98 100K DDET LIMITER VOL.
  • Page 24 108-115 26,.29 40,41 COUNTRY ABB. 0-22 MONITOR SOUND (X14- ) (B/6) EUROPE 100u10 2-72 U.K. KRF-V7030D-S (X14-709X-XX) DESTINATION C40,42, C49, D13, D25, R54, S17, W33, UNIT No. R11, BAND 1 3 9 4 2 2 9 6 5 1 3...
  • Page 25 3 7 6 3 1 5 1 5 0 x2 or VIDEO4 VIDEO3 VIDEO2 VIDEO1 VIDEO1 x2 or AC 110- AC 220- 120V~ 240V~ 671 670 SWITCHED TOTAL 90W MAX. x2 or X00-3000-20 B: (M,I,X) type (B/3) G: (K,P,Y,E,E1,T) type (23p) MONITOR CD/DVD...
  • Page 26 B10-3545-02 FRONT GLASS B10-3548-02 FRONT GLASS A22-1834-11 SUB PANEL 1A,2B B12-0383-04 INDICATOR 1A,2B B12-0341-04 INDICATOR B10-3544-02 FRONT GLASS B43-0314-04 KENWOOD BADGE 1A,2B B12-0383-04 INDICATOR 1A,2B B12-0341-04 INDICATOR B46-0310-03 WARRANTY CARD B43-0314-04 KENWOOD BADGE B58-0945-03 CAUTION CARD B46-0096-53 WARRANTY CARD B58-0965-13...
  • Page 27 FRONT GLASS 1A,2B B12-0383-04 INDICATOR B07-2476-02 ESCUTCHEON MIXK1 1A,2B B12-0385-04 INDICATOR B07-2507-02 ESCUTCHEON B10-3546-02 FRONT GLASS KPK11 1A,2A B43-0314-04 KENWOOD BADGE B10-3547-02 FRONT GLASS YMIX B46-0328-03 WARRANTY CARD 1A,2B B12-0383-04 INDICATOR B46-0346-00 QUESTIONAIRE CARD B46-0347-03 WARRANTY CARD 1A,2B B12-0385-04 INDICATOR B58-0513-04...
  • Page 28 3 7 6 3 1 5 1 5 0 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 3 7 6 3 1 5 1 5 0 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 3 7 6 3 1 5 1 5 0 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 3 7 6 3 1 5 1 5 0 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 32 3 7 6 3 1 5 1 5 0 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 33 3 7 6 3 1 5 1 5 0 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 34 3 7 6 3 1 5 1 5 0 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.
  • Page 35 3 7 6 3 1 5 1 5 0 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 36 3 7 6 3 1 5 1 5 0 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.

  • Page 37: Exploded View

    3 7 6 3 1 5 1 5 0 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.

  • Page 38: Parts List

    Korea Malaysia Add- Desti- Ref. No Description Parts No. marks ress Parts nation VR-407 KRF-V7030D HSS104A DIODE EE1TX 1SS133 DIODE EE1TX KRF-V7030D-S HSS104A DIODE VR-407-S HSS104A DIODE VR-409 1SS133 DIODE KRF-V8030D 1SS133 DIODE KRF-V8030D-S HSS104A DIODE KRF-V8030D HSS104A DIODE 1SS133...

  • Page 39: Specifications

    Weight (Net) ................. 7.4 kg Notes 1. KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice. 2. The full performance may not be exhibited in an extremely cold location (under a water-freezing temperature).
  • Page 40 Weight (Net) ................. 7.4 kg Notes u163 1. KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice. 2. The full performance may not be exhibited in an extremely cold location (under a water-freezing temperature). Note: Component and circuit are subject to modification to insure best operation under differing local conditions.

This manual is also suitable for:

Krf-v7030dVr-409Krf-v8030d-sKrf-v8030dVr-407

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