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Kenwood KRF-V5090D Service Manual

Kenwood KRF-V5090D
23 pages
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AUDIO-VIDEO SURROUND RECEIVER
© 2004-12 PRINTED IN KOREA
B51-5941-00 (K/K) 1010
ON OFF
POWER
PHONES
SPEAKERS ON/OFF
ON/STANDBY
STANDBY
ACTIVE EQ
ACTIVE EQ DTS
DOLBY DIGITAL
INPUT MODE BAND AUTO/MONO MEMORY SETUP
MUTE
DOWN UP
MULTI CONTROL INPUT SELECTOR
VOLUME CONTROL
SOUND
DIMMER LISTEN MODE
Knob *
(K29-)
VOLTAGE
SELECTOR
AC 110-
120V~
AC 220-
240V~
50us
AM 9kHz
FM50kHz
75us
AM 10kHz
FM100kHz
DE-EMPHASIS
CHANNEL SPACE
AUX
CD/DVD
REC OUT PLAY IN
VIDEO 1
REC OUT PLAY IN
MD / TAPE
L
R
AUDIO
PLAY IN
VIDEO 2
VIDEO 2
IN
DVD
IN
MONITOR
OUT
VIDEO 1
OUT
VIDEO 1
IN
VIDEO
MONITOR
OUT
YCBCR
Y
CB CR
DVD IN
COMPONENT VIDEO
VIDEO 2 IN
VIDEO 2
DVD/6CH
CD / DVD
COAXIAL OPTICAL
DIGITAL IN
CENTER
SUB
WOOFER
SURROUND
FRONT
DVD/6CH INPUT
CENTER
FRONT
+
-
CR L
RED WHITE GREEN
SURROUND
+
-
R
GRAY
L
BLUE
SPEAKERS (8-16 )
SUB WOOFER
PRE OUT
PRE OUT
SURR BACK
L
SURR BACK R
GND
AM
FM
75
ANTENNA
AC OUTLETS
Front glass *
(B10-)
* Refer to parts list on page 23.
KRF-V5090D/V5090D-S
SERVICE MANUAL
AC power cord *
(E30-)
Illust. is KRF-V5090D.
KRF-V6090D/V6090D-S
VR-905/905-S/906/906-S
Phone jack
(E11-0271-05)
Knob *
(K29-)
Escutcheon *
(B07-)
Panel *
(A60-)
Knob *
(K29-)
Foot
(J02-1464-03)
Foot
(J02-1464-03)
Knob *
(K29-)
Knob *
(K29-)
Knob *
(K29-)
Pin ass'y
(E63-1374-05)
Pin ass'y
(E63-1375-05)
Slide switch *
(S62-)
Tuner ass’y *
(W02-)
Pin jack
(E63-1369-05)
AC outlet *
(E03-)
Slide switch *
(S62-)
Pin jack
(E63-1368-05)
Pin jack
(E63-1372-05)
Pin jack *
(E63-)
Pin jack
(E63-1146-05)
Lock terminal board
(E70-1004-05)
Pin jack
(E63-1373-05)
Lock terminal board
(E70-0156-05)
Knob(BUTTON) *
(K27-)
Escutcheon *
(B07-)
Metallic cabinet *
(A01-)
Power cord bushing
(J42-0083-05)
Pin jack
(E63-1371-05)
Pin jack
(E63-1370-05)
Pin jack
(E63-1297-05)
Optical receiving module
(W02-2802-05)
w
w
w
.
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3
.
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Q
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3
7
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1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
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Q
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299

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Kenwood KRF-V5090D Specifications

General IconGeneral
Channels5.1
Frequency Response10Hz-100kHz (+0dB, -3dB)
Speaker load impedance8 ohms
Power Output100 W per channel (8 ohms, 20 Hz - 20 kHz, 0.08% THD)
Tuning rangeFM, MW
Total Harmonic Distortion (THD)0.7%
Input Sensitivity200mV (line)
Surround output100W (front), 100W (center), 100W (rear)
Input sensitivity MM2.5 mV
Signal to noise ratio MM80 dB
Digital inputsOptical, Coaxial
Video ConnectionsComposite Video

Summary

Accessories and Cautions

Accessories List

Lists all included accessories such as antennas, remote control, and batteries.

Microcomputer Reset Procedure

Instructions to reset the microcomputer to restore normal operation after malfunction.

PC Board Component Layout - X25-6730-10

Board Diagram

Component layout diagram for the PC board identified as X25-6730-10.

PC Board Component Layout - X08-3420-10 (Sides A & B)

Side A Board Diagram

Component layout diagram for side A of the X08-3420-10 PC board.

Side B Board Diagram

Component layout diagram for side B of the X08-3420-10 PC board.

PC Board Component Layouts - Various Boards

Component Diagrams and Connectors

Component layout diagrams for various PC boards and their connector designations.

PC Board Component Layout - X14-7930-10 A/2

Board Diagram and Control Elements

Component layout diagram for the X14-7930-10 A/2 PC board with control elements.

Schematic Diagrams - Input/Output Circuits

Optical, Coaxial, and Video Input/Output Schematics

Schematic details for optical, coaxial, and various video input/output circuits.

Schematic Diagrams - Core Processing Circuits

Digital Audio Decoder and Oscillator Schematics

Schematic for the digital audio decoder and oscillator integrated circuits.

Schematic Diagrams - System Configuration

Configuration and Control Logic Schematics

Schematic for the system configuration and control logic.

Schematic Diagrams - Integrated Circuit Details

IC601, IC603, IC604 Circuit Details

Schematic details for integrated circuits IC601, IC603, and IC604.

Schematic Diagrams - Safety and Measurement Notes

Critical Safety Precautions

Guidelines for replacing safety-critical components to prevent fire or shock.

DC Voltage Measurement Guidance

Instructions for accurate DC voltage measurement on the product.

Schematic Diagrams - Power and Control Routing

Power Supply Transformer and Control Routing

Schematic of the power transformer and control signal routing.

Schematic Diagrams and Control Functionality

Front Panel Control Function Overview

Details on the functions assigned to front panel buttons and modes.

Safety and Measurement Notes

Safety warnings and DC voltage measurement guidelines.

Exploded View of Unit

Component Identification Diagram

Exploded view showing the location and identification of major unit components.

Parts List - General Component Details

Component Part Numbers and Descriptions

Comprehensive list of parts, their numbers, descriptions, and destinations.

Parts List - Component Details (Continued)

Continued Component Part Listings

Continuation of the comprehensive parts list with detailed component information.

Parts List - Resistors and Capacitors

Resistor and Capacitor Part Listings

Detailed listing of resistors and capacitors with their part numbers and specifications.

Parts List - ICs, Transistors, and Diodes

Integrated Circuits and Transistors

List of integrated circuits and transistors with their part numbers and types.

Diodes and Opto-components

Listing of diodes, Zener diodes, and optical components.

Parts List - Semiconductors and Modules

Semiconductor Components (Diodes, Transistors)

Detailed listing of diodes and transistors used in the unit.

Integrated Circuits and Modules

Details on integrated circuits and functional electronic modules.

Parts List - Connectors, Fuses, Coils, and Transformers

Connectors, Fuses, and Coils

Listings for pin jacks, AC outlets, fuses, and phase compensation coils.

Transformers and Resonators

Details on power transformers and crystal resonators.

Parts List - Display and Miscellaneous Components

Display Components and Semiconductors

Parts list for display elements and various semiconductor devices.

Transistors and Integrated Circuits

Listing of transistors and integrated circuits.

Parts List - Indicators, ICs, and Video Input Circuit Parts

Indicators, ICs, and Transistors

Listing of indicators, integrated circuits, and transistors.

Video Input Circuit Components

Parts for the video input circuit, including capacitors and connectors.

Product Specifications

Audio and Video Performance Specifications

Detailed specifications for audio output, input, video, and tuner sections.

General Electrical and Physical Specifications

Specifications for power, dimensions, weight, and general operational notes.

Parts List - Diverse Component Categories

Resistors, Capacitors, and Diodes

Listing of various resistors, capacitors, and diodes with their part numbers.

ICs, Transistors, Connectors, and Switches

Details on integrated circuits, transistors, connectors, and switches.

Parts List - Electronic Components (Continued)

Resistors, Capacitors, and Connectors

Further listings of resistors, capacitors, and connectors with part details.

Switches and Special Components

Details on switches and other specialized components.

Parts List - Semiconductors and Modules (Continued)

Diodes and Transistors

Comprehensive listing of diodes and transistors used in the unit.

Integrated Circuits and Modules

Details on integrated circuits and functional electronic modules.

Parts List - Display and Miscellaneous Components

Display Components and Semiconductors

Parts list for display elements and various semiconductor devices.

Transistors and ICs

Listing of transistors and integrated circuits.

Parts List - Indicators, ICs, and Video Input Circuit Parts

Indicators, ICs, and Transistors

Listing of indicators, integrated circuits, and transistors.

Video Input Circuit Components

Parts for the video input circuit, including capacitors and connectors.

Parts List - Semiconductor Components and Modules

Diodes and Transistors

Detailed listing of diodes and transistors.

Integrated Circuits and Modules

Details on integrated circuits and electronic modules.

Parts List - Final Components and Model Destinations

Diodes, ICs, Transistors, and Video Input Parts

Listing of final semiconductor components, ICs, transistors, and video input parts.

Model Destination Abbreviations

Key to understanding the destination codes used in the parts list.

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