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Kenwood VR-505 Service Manual

Audio video surround receiver
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AUDIO VIDEO SURROUND RECEIVER
VR-505/506/507/
VR-509/510/517

SERVICE MANUAL

Knob
(K29-7687-03)
STANDBY
POWER
ON/STANDBY
PHONES
Phone jack
(E11-0272-05)
Miniature phone jack
(E11-0293-05)
Pin jack
Pin jack
(E63-0127-05)
(E63-1139-05)
VIDEO 2 IN
CD/DVD
DVD
MONITOR
VIDEO 1
OUT
OUT
VIDEO 1 IN
VIDEO 3 IN
SYSTEM
CONTROL
L
75 s
AM 10kHz
FM 100kHz
R
50 s
AM 9kHz
REC OUT
GND
PHONO
CD / DVD
FM 50kHz
DE-
EMPHASIS
CHANNEL
SPACE
Metallic cabinet *
(A01-)
Illustration is VR-509.
* Refer to parts list on page 36 .
Front glass *
(B10-)
MULTI CONTROL
DTS
SOUND
A SPEAKERS B
Knob
Knob
(K29-7687-03)
(K29-7681-14)
Pin jack
(E63-1080-05)
Optical receiving module
(W02-2802-05)
Cylindrical receptacle
(E56-0011-05)
ANTENNA
GND
PLAY IN
FM
S VIDEO
AM
75
CENTER
DVD
MONITOR
OUT
DVD
SUB
VIDEO 2
CD/DVD
VIDEO3
MONITOR
FRONT
SURROUND
WOOFER
COAXIAL
OPTICAL
OPTICAL
OPTICAL
DVD / 6CH. INPUT
DIGITAL IN
DIGITAL OUT
PLAY IN
REC OUT
PLAY IN
REC OUT
PLAY IN PLAY IN
PLAY IN
SUB WOOFER
MONITOR
VIDEO 1
VIDEO 2 VIDEO 3
MD / TAPE
PRE OUT
AUDIO
Pin jack x2
(E63-1143-05)
Pin jack
(E63-1146-05)
Pin jack
(E63-1144-05)
DOLBY
INPUT SELECTOR
DIGITAL
PROLOGIC 3 STEREO
CS 5.1
SET UP
INPUT MODE
DIMMER
MONITOR
LISTEN MODE
SORCE DIRECT
BAND
AUTO
MEMORY
Knob
Knob
(K29-7675-22)
(K29-7681-14)
Pin jack
(E63-1193-05)
Pin jack
(E63-1194-05)
[Y]
[Cb]
[Cr]
DVD IN
REC OUT
PLAY IN
PLAY IN
PLAY IN
[Y]
VIDEO3 IN
VIDEO 1
VIDEO 1
VIDEO 2
VIDEO 3
COMPONENT VIDEO
FRONT SPEAKERS
CENTER SPEAKER
FRONT SPEAKERS
RED
(8 ~ 16 )
BLUE
(8 ~ 16 )
GREEN
(8 ~ 16 )
R
ORANGE
R
(8 ~ 16 )
A
R
L
C
SURROUND SPEAKERS
Screw terminal board
(E70-0049-05)
Oscillating module
(W02-2803-05)
© 2001-2/B51-5700-00 (K/K) 1380
Knob
Panel *
(K29-7678-04)
(A60-)
VOLUME CONTROL
DOWN
UP
AV AUX
S-VIDEO
VIDEO
L – AUDIO – R
Pin jack
(E63-1172-05)
Cylindrical receptacle
(E56-0033-05)
Miniature phone jack
(E11-0904-05)
Miniature phone jack
(E11-0291-05)
AC outlet *
(E03-)
R REPEATE
OUT
[Cb]
[Cr]
MONITOR OUT
ANTENNA
RF REMOTE
AC OUTLETS
B
AC120V 60Hz
L
L
GRAY
SWITCHED TOTAL
150W 1.25A MAX.
Lock terminal board
AC power cord
(E70-0128-05)
(E30-2941-05)
AC power cord bushing
(J42-0083-05)
70%

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Table of Contents
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  Summary of Contents for Kenwood VR-505

  • Page 1: Service Manual

    AUDIO VIDEO SURROUND RECEIVER VR-505/506/507/ VR-509/510/517 SERVICE MANUAL © 2001-2/B51-5700-00 (K/K) 1380 Knob Front glass * Knob Panel * (K29-7687-03) (B10-) (K29-7678-04) (A60-) VOLUME CONTROL STANDBY DOLBY MULTI CONTROL INPUT SELECTOR DIGITAL PROLOGIC 3 STEREO CS 5.1 POWER SET UP...
  • Page 2: Table Of Contents

    • Subwoofer ON/OFF. • Tuning mode. back in while holding down the STANDBY key. • Dimmer level. • Source Direct. • Monitor ON/OFF. • RF Band.(VR-509/510) • MD/TAPE settings. • THX.(VR-510) • 6ch/2ch input setting. • SW RE-MIX.(VR-510) • CINEMA EQ.(VR-505/506/507/509/517)
  • Page 3: Circuit Description

    VR-505/506/507/509/510/517 CIRCUIT DESCRIPTION 1. Initial and Backup Function • FRONT speaker size LARGE 1-1 Initial State • CENTER speaker size NORMAL Below are set value if the microcomputer is initialized • SURROUND speaker size NORMAL when reset: • DISTANCE Fch 3.0m / 10ft (1) AMP function initialization 3.0m / 10ft...
  • Page 4 X14,ED2 11-MT-125GK X05,IC2(PLL) X07,IC8/11 RF-RC DEMODULATOR UNIT REMOCON KEY GET NJU7313AL LV2105V REMOCON1 STANDBY(S1) BAND(S13) SEL.DT,SEL.CLK,SEL.ST1, RFRCV.CS,RFRCV.DATA, REMOCON2 IR.SW SEL.ST2 RFRCV.CLK X14 FL DRIVER DTS.LED, UPD16311 DOL.DIG.LED,CS.LED, VR-509/510 only Din,Dout,STB,CLK THX.LED X08,IC51 DSP.LED CS493263 DSP1 DSP.INTREQ,DSP.CDIN, DSP.CDOUT,DSP.CCLK, DSP.CS,DSP.PD STANDBY.LED(D1) KEY GET X08,IC61 MAIN KEY ( KRF-X9050D/VR-510 only)
  • Page 5 VR-505/506/507/509/510/517 CIRCUIT DESCRIPTION 3-2 Pin Description of Microprocessor Pin No. Pin Name Description VREF Connected to ground. TH SENS Protection signal detection port for thermal sensor. PROT1 Protection signal detection port for over current. PROT2 Protection signal detection port for over voltage.
  • Page 6 VR-505/506/507/509/510/517 CIRCUIT DESCRIPTION Pi n No. Pin Name Description TUNER DIN Data output to PLL IC. TUNER CLK Clock output to PLL IC. TUNER CE Chip enable output to PLL IC. TUNER DOUT Data input from PLL IC. TUNER MUTE Mute signal output to PLL IC.
  • Page 7 VR-505/506/507/509/510/517 CIRCUIT DESCRIPTION 4. AK4112AVF u-com interface port Pin Name Pin No. Function Power Down Mode Pin When "L", the AK4112AVF is power down and reset. AUTO Non PCM Detect Pin "L":No detect, "H":Detect FS96 96kHz Sampling Detect Pin "H":fs=88.2kHz or more, "L":fs=54kHz or less.
  • Page 8 POWER AMPLIFIER UNIT VR-510 (X07-3290-10) VR-509 (X07-3XXX-XX) VR-506 (X07-3XXX-XX) VR-507 (X07-33XX-XX) VR-505 (X07-33XX-XX) VR-517 (X07-333X-XX) (X07-3XXX-XX) (A/4) PHONO DESTINATION DESTINATION DESTINATION DESTINATION DESTINATION DESTINATION UNIT No. UNIT No. UNIT No. UNIT No. UNIT No. UNIT No. COUNTRY ABB. COUNTRY ABB.
  • Page 9: Pc Board

    PC BOARD(Component side view) X35-2250-10 (J70-1468-02) X05-5150-11 (J70-1391-22) D101 C142 X08-3060-10 (J70-1459-32) C143 R104 C107 C503 C603 C141 R101 IC42 R108 C101 D103 IC51 IC61 R524 R105 C108 C606 IC41 C510 D102 C610 C109 C102 C509 C501 R102 C609 C601 C110 C103 R106...
  • Page 10: Schematic Diagram

    PC BOARD(Component side view) FRONT SPEAKERS A AUDIO CENTER SPEAKER DIGITAL IN FRONT SPEAKERS B X07-3290-10 SURROUND SPEAKERS VIDEO 3 VIDEO 2 VIDEO 1 MONITOR MD/TAPE PLAY PLAY (J70-1464-31) AC OUTLETS PLAY PLAY PLAY WOOFER PRE OUT CD/DVD PHONO C119 C118 C117 C120...
  • Page 11 PC BOARD(Component side view) X14-7250-10 A/8 (J70-1469-11) X14 H/8 J202 CN204 R296 CN201 CN401 MICRO COMPUTER & VIDEO PCB CP203 MONITOR B R235 R248 R236 R239 R419 R292 R238 R420 R237 R291 C417 W155 C424 R290 C203 CN202 W132 W237 J201 C539 R287...
  • Page 12 (X07-3XXX-XX) (A/4) W198 SURR.CH Sch/SWch 12.0V IC7(1/2) 4.7u50 0.012 3300P 10u50 270K PHONO C153 PHONO 59.0V 270K 100P EQ AMP 10u50 0.012 3300P W201 -59.0V 4.7u50 -12.1V -65.2V IC7(2/2) MD/TAPE C134 470P 12.0V R310 C105 11.7V R309 R136 470P 11.7V R318 R303 1K Q301...
  • Page 13 1/4W -21.0V 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 X08- R260 3.3M 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 (K,P) : AC120V 60Hz VR-505/506/507/509/510/517(1/3)
  • Page 14 MTZJ16(B) MTZJ18(B) C90-3982-05 C90-3983-05 1.1K E70-0049-05 YES E03-0148-05 STK412-020N STK413-020N L07-2809-05 instruments used or on the product. RD8.2ES(B) RD16ES(B) RD18ES(B) CANADA 380-11 VR-505 (X07-33XX-XX) DESTINATION C119, C142, R81,82, R132, R150,152, R315, W13,88, UNIT No. C201,202 C203,204 J5,6 J9,10 IC3,4 144,146...
  • Page 15 X07-A/4 -CN5 (X08-30XX-XX) R263 100 R264 100 R251 2.5V R252 +2.5V +2.5V +2.5V +2.5V LSch 2.5V R255 C502 LSch C602 INPUT R256 RSch R1 5.6K R616 R516 C505 R259 C605 1000P C11 100P 1000P R618 R628 220 R528 220 C ch 4.7K SCDIN SCDIN...
  • Page 16 (X08-30XX-XX) 12.0V +12V +12V +12V +12V +12V +12V 12.0V -12.1V C3 0.01 C109 C209 C309 4700P 4700P 0.01 C4 100P C110 C210 C310 R2 5.6K 100P 100P 100P C121 22P C12 100P R141 R142 R143 C111 C112 C211 C212 C311 -12.1V C141 R123 10K...
  • Page 17: Parts List

    (X08-30XX-XX) VR-505 (X08-30XX-XX) DESTINATION UNIT C36,37,111,112,141,211, C151,152, R35-38, R141-146, IC14 CP92 212,251-256,311,654,655 155-157 251-264,501-503 532-536 COUNTRY ABB. U.S.A. 60-10 4.7u50 CANADA 70-10 +12V VR-506 (X08-30XX-XX) DESTINATION UNIT C36,37,111,112, C141, C151,152, R35-38, R251-264, IC14 CP92 CN2 211,212,311,654,655 141-146,501-503 COUNTRY ABB. 251-256...
  • Page 18 X07/-A/4 -CN6 X07-A/4 -CN7 (X05-5150-11) (X35-22XX-XX) 5.0V +B(+5V) RF/IR IN C42 10 SELECTOR 2.0V 4.9V 5.0V R227 R1 100K C1 47P FFC GND MONITOR C40 0.01 C2 47P S VIDEO (C) 3.7V R49 4.7K SELECTOR 8.0V 5.0V 4.8V DATA R2 100K IC21 4.2V IN OUT...
  • Page 19 (X14-7XXX-XX) (H/8) (X14-7XXX-XX) (A/8) CN203 IC401,402 : NJM2279M Q401 : UN4212 or D401 : 1SS133 or (X35-22XX-XX) (X14-7XXX-XX) (H/8) IC403 : TC74HC4052AF DTC124ESA HSS104A CN401 RESET/ FAST-OFF1/ 5.0V BACK-UP CCTs. 5.4V 4.7V D212 5.4V 3.7V IC204 4.8V J401 Q401 R401 100K -4.9V 5.0V R225...
  • Page 20 (X14-7XXX-XX) (A/8) E200 CN206 CN204 CN205 CN201 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 C206 C205 1000P 1000P MUTE ON : 0V OFF : 4.7V -28.8V -28.8V -12.1V 12.0V +12V +12V +12V +12V...
  • Page 21 (X14- ) (C/8) HSS104A FL AC2 ommended parts (refer to parts list). indicates : W02-2625-05 safety critical components. For continued protec- VR-505 (X14-7XXX-XX) : HNA-11MS24 or tion against risk of fire, replace only with same DESTINATION UNIT CN3,201, J403, IC202,...
  • Page 22 X07- (B/4) IR REPEATER X07- (C/4) ANTENNA RF VIDEO 3 IN REMOTE (7P) X05-5150-11 625B DVD IN (7P) (19P) X35-2250-11 MONITOR IN VIDEO 3 IN FRONT SPEAKERS SWITCHED SURROUND M4x8 : N09-5281-05 TOTAL SPEAKERS 90W MAX. M3x8 : N09-1445-05 VIDEO 3 VIDEO 1 MONITOR VIDEO 2...
  • Page 23 Description Description Ref. No Parts No. ress Parts nation marks nation marks ress Parts H25-0232-04 PROTECTION BAG (235X350X0.03) VR-505/506/507/509/510/517 H25-0391-04 PROTECTION BAG ✽ H50-4099-04 ITEM CARTON CASE ✽ A01-3793-01 METALLIC CABINET ✽ H50-4100-04 ITEM CARTON CASE ✽ A01-3795-01 METALLIC CABINET 56719 ✽...
  • Page 24 ✽ 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 25 ✽ 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 26 ✽ 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 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 ✽ 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 ABBREVIATION OF MODEL AND MASS PRODUCTION'S DESTINATIONS ✽ E63-1196-05 PIN JACK ✽ COUNTRY Canada E63-1198-05 PIN JACK MODEL ABB. ORIGIN E11-0389-05 MINIATURE PHONE JACK(3.5 STERE VR-505 X07-3310-10 X08-3060-10 X14-7250-10 E11-0291-05 MINIATURE PHONE JACK(2P) VR-506 X07-3310-11 X08-3060-11 X14-7250-11 VR-517 X07-3330-10 X08-3060-11 X14-7250-12...
  • Page 33: Parts Descriptions

    VR-505/506/507/509/510/517 PARTS DESCRIPTIONS...
  • Page 34: Specifications

    TREBLE ............±10 dB (at 10 kHz) Notes 1. KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notic e. 2. The full performance may not be exhibited in an extremely cold location (under a water-freezing temperature).
  • Page 35 (VR-507)..........8.8 kg (18.92 lb) 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).

This manual is also suitable for:

Vr-507Vr-509Vr-506Vr-517Vr-510