Kenwood VR-506 Service Manual

70%
AUDIO VIDEO SURROUND RECEIVER
© 2001-2/B51-5700-00 (K/K) 1380
A SPEAKERS B
STANDBY
POWER
MULTI CONTROL
LISTEN MODE SOUND SORCE DIRECT
AUTOBAND MEMORY
INPUT SELECTOR
VOLUME CONTROL
UPDOWN
DTS PROLOGIC 3 STEREO CS 5.1
DOLBY
DIGITAL
INPUT MODESET UP
S-VIDEO VIDEO L – AUDIO – R
AV AUX
DIMMER MONITOR
PHONES
ON/STANDBY
* Refer to parts list on page 36 .
VR-505/506/507/
SERVICE MANUAL
GREEN
ORANGE
GRAY
SURROUND SPEAKERS
FRONT SPEAKERSCENTER SPEAKER
BLUE
FRONT SPEAKERS
(8 ~ 16 )
RED
DVD
VIDEO 1 VIDEO 2
VIDEO 3
AC OUTLETS
AC120V 60Hz
SWITCHED TOTAL
150W 1.25A MAX.
CD/DVD
OPTICAL
VIDEO3
OPTICAL
MONITOR
OPTICAL
DIGITAL IN
DIGITAL OUT
VIDEO 2
COAXIAL
CENTER
R
A
LC
LR
LR
B
GND
PLAY IN PLAY IN PLAY IN
VIDEO 1 VIDEO 2 VIDEO 3
SUB WOOFER
PRE OUT
REC OUTPLAY IN
MONITOR
REC OUTPLAY INREC OUT
MD / TAPE
CD / DVDPHONO
AUDIO
PLAY IN PLAY IN PLAY INREC OUTPLAY IN
MONITOR
OUT
S VIDEO
VIDEO 1
DVD
R
L
SYSTEM
CONTROL
VIDEO 2 IN
VIDEO 1 IN VIDEO 3 IN
CD/DVD
DVD
MONITOR
OUT
VIDEO 1
OUT
GND
ANTENNA
AM
DVD / 6CH. INPUT
SUB
WOOFER
FRONT
SURROUND
75 s
AM 10kHz
FM 100kHz
50 s
AM 9kHz
FM 50kHz
DE-
EMPHASIS
CHANNEL
SPACE
(8 ~ 16 ) (8 ~ 16 )
(8 ~ 16 )
[Y]
DVD IN
VIDEO3 IN MONITOR OUT
R REPEATE
OUT
ANTENNA
RF REMOTE
COMPONENT VIDEO
[Cb]
[Cr]
[Y]
[Cb]
[Cr]
FM
75
Knob
(K29-7687-03)
Front glass *
(B10-)
Knob
(K29-7678-04)
Panel *
(A60-)
Phone jack
(E11-0272-05)
Knob
(K29-7687-03)
Knob
(K29-7681-14)
Knob
(K29-7675-22)
Knob
(K29-7681-14)
Cylindrical receptacle
(E56-0033-05)
Pin jack
(E63-1172-05)
Pin jack
(E63-0127-05)
Pin jack
(E63-1139-05)
Metallic cabinet *
(A01-)
Optical receiving module
(W02-2802-05)
Pin jack
(E63-1080-05)
Cylindrical receptacle
(E56-0011-05)
Pin jack
(E63-1193-05)
Pin jack
(E63-1194-05)
Miniature phone jack
(E11-0904-05)
Pin jack x2
(E63-1143-05)
Screw terminal board
(E70-0049-05)
Pin jack
(E63-1146-05)
Pin jack
(E63-1144-05)
Oscillating module
(W02-2803-05)
Lock terminal board
(E70-0128-05)
AC power cord
(E30-2941-05)
Miniature phone jack
(E11-0293-05)
AC outlet *
(E03-)
Illustration is VR-509.
Miniature phone jack
(E11-0291-05)
AC power cord bushing
(J42-0083-05)
VR-509/510/517

Kenwood VR-506 Specifications

General

Type	AV receiver
Channels	5.1
Surround Sound Formats	Dolby Digital, DTS
Power Output (6 ohms, 1kHz, THD 0.7%, 1 channel driven)	100W
Total Harmonic Distortion	0.7%
Power Output	100W per channel
Input Sensitivity	200mV
Dimensions	440 x 151 x 328 mm

Summary

Initial and Backup Function

Initial State

Describes the default settings when the microcomputer is initialized.

Backup Function

Explains how the receiver retains settings when AC power is off.

Destination List of Tuner

Microprocessor: MN101C49GLE or MN101C49GLD

Microprocessor Periphery Block Diagram

Diagram showing the components connected to the microprocessor unit.

Pin Description of Microprocessor

AK4112AVF u-com Interface Port

AK4527B u-com Interface Port

Test Mode

Entering the Test Mode

Procedure to enter the test mode by pressing the BAND key and plugging in power.

Cancelling the Test Mode

Procedure to cancel the test mode by unplugging the power cord.

Contents of the Test Mode

Details test mode operations including Pch CALL UP/DOWN and TUNER mute.

WIRING DIAGRAM

PC BOARD (Component Side View)

PARTS LIST

EXPLODED VIEW (UNIT)

PARTS DESCRIPTIONS

SPECIFICATIONS