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Kenwood KRF-X9050D User Manual

Kenwood KRF-X9050D
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AUDIO VIDEO SURROUND RECEIVER
© 2001-2/B51-5702-00 (K/K) 2148
A SPEAKERS B
STANDBY
POWER
MULTI CONTROL
LISTEN MODE
SOUND
SOURCE DIRECT
AUTO/CINEMA EQBAND MEMORY
INPUT SELECTOR
VOLUME CONTROL
UPDOWN
PROLOGIC 3 STEREO CS5.1
DOLBY
DIGITAL
DTS
INPUT MODESET UP
S VIDEO V L – AUDIO – R
AV AUX
DIMMER MONITOR
PHONES
ON/STANDBY
ON OFF
Illustration is KRF-V7050D(M).
* Refer to parts list on page 35.
KRF-V5050D/V5050DE/V5050D-S/V5550D-S/
KRF-V6050D/V6050D-S/V7050D/V7050D-S/
KRF-X9050D/X9050D-S
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
50/60Hz
AC110-120V/220-240V
SWITCHED
TOTAL 90W MAX.
CD/DVD
OPTICAL
VIDEO3
OPTICAL
DIGITAL IN
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 )
FM
75
AC 220-
240V~
AC 110-
120V~
Knob *
(K29-)
Knob(BUTTON) *
(K27-)
Front glass *
(B10-)
Knob *
(K29-)
Panel *
(A60-)
Phone jack
(E11-0272-05)
Knob *
(K29-)
Knob *
(K29-)
Knob *
(K29-)
Knob *
(K29-)
Cylindrical receptacle
(E56-0033-05)
Pin jack
(E63-1172-05)
Pin jack
(E63-0127-05)
Pin jack
(E63-1139-05)
Metallic cabinet *
(A01-)
Pin jack x2
(E63-1143-05)
Screw terminal board *
(E70-)
Pin jack
(E63-1146-05)
Pin jack
(E63-1144-05)
Lock terminal board
(E70-0128-05)
AC power cord *
(E30-)
Miniature phone jack
(E11-0293-05)
AC outlet *
(E03-)
AC power cord bushing
(J42-0083-05)
Cylindrical receptacle x2
(E56-0011-05)
Optical receiving module
(W02-2802-05)
Pin jack
(E63-1080-05)
Slide switch
(S62-0001-05)
Slide switch
(S62-0034-05)
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
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
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299

Table of Contents

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Do you have a question about the Kenwood KRF-X9050D and is the answer not in the manual?

Kenwood KRF-X9050D Specifications

General IconGeneral
Power Output (8 ohms)100W per channel
Channels5.1
Frequency Response10Hz - 100kHz
Total Harmonic Distortion0.09%
Input Sensitivity (line)200mV
Signal-to-Noise Ratio100 dB
Tuning rangeFM/AM
Input Sensitivity (MM)2.5 mV
Signal to noise ratio (line)100 dB
OutputPre-out
Speaker load impedance6-16 ohms
Analog Audio Inputs6
Speaker Outputs5
Headphone OutputYes
Digital inputscoaxial, optical
Video ConnectionsComposite
Analog Audio Outputs2

Summary

Service Manual

Contents and Accessories

Wiring Diagram Overview

Provides an overview of the unit's wiring connections for system integration.

PC Board Information

Details on the main printed circuit boards and their layout for technical reference.

Schematic Diagram Overview

Presents the overall schematic diagrams of the receiver's internal circuits.

Cautions and Operational Notes

Resetting the Microcomputer

Procedure to reset the microcomputer to restore normal unit operation and clear errors.

Wiring Diagram

Circuit Description

Initial and Backup Functionality

Describes the initial states and backup mode behavior of the receiver's functions.

Tuner Destination List

Lists tuner destinations and associated port configurations for regional setup.

Microprocessor Details

Microprocessor Periphery Block Diagram

Illustrates the block diagram of the microprocessor and its peripheral connections.

Microprocessor Pin Description

Detailed description of each pin on the main microprocessor for technical analysis.

Component Interface and Test Modes

Component Interface Ports

Details on interface ports for specific components like AK4112AVF and AK4527B.

Test Mode Procedures

Instructions for entering, cancelling, and utilizing test mode functions.

PC Board Layout

Exploded View (Unit)

Parts List

Parts for KRF-V5050D/DE/D-S

List of parts specific to KRF-V5050D, V5050DE, and V5050D-S models.

Parts for KRF-V6050D/D-S

List of parts specific to KRF-V6050D and V6050D-S models.

Parts for KRF-V7050D/D-S

List of parts specific to KRF-V7050D and V7050D-S models.

Parts for KRF-V5550D-S

List of parts specific to the KRF-V5550D-S model.

Parts for KRF-X9050D/D-S

List of parts specific to KRF-X9050D and X9050D-S models.

Power Amplifier Unit Parts

Detailed list of components for the power amplifier unit.

Power Supply Unit Parts

Detailed list of components for the power supply unit.

How to Read Parts List

Specifications

Specifications for Europe (KRF-V6050D)

Technical specifications for the KRF-V6050D in European markets.

Specifications for Other Countries (KRF-V6050D)

Technical specifications for the KRF-V6050D in other regions.

Specifications for Europe (KRF-V7050D)

Technical specifications for the KRF-V7050D in European markets.

Specifications for Other Countries (KRF-V7050D)

Technical specifications for the KRF-V7050D in other regions.

Specifications for Europe (KRF-V5050D)

Technical specifications for the KRF-V5050D in European markets.

Specifications for Other Countries (KRF-V5050D)

Technical specifications for the KRF-V5050D in other regions.

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