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Kenwood VR-3080 User Manual

Kenwood VR-3080
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AUDIO VIDEO SURROUND RECEIVER
KRF-V7772D
VR-3080
SERVICE MANUAL
© 1999-3/B51-5511-00 (K/K) 1841
POWER
ON/STANDBY
CLIP INDICATOR DOLBY DIGITAL DTS
SPEAKERS
A
B
MUTE
VOLUME
DOWN UP
INPUT SELECTOR
DISPLAY MODE
PHONES
S VIDEO
V AV AUX L-AUDIO-R
CD2/TAPE2
MONITOR
PRE OUT
FRONT
SURROUND
CENTER
SUBWOOFER
AM
GND
FM
75
ANTENNA
AUDIO
PHONO
CD1
MD/TAPE1
REC
OUT
PLAY
IN
VIDEO1
REC
OUT
PLAY
IN
VIDEO2
PLAY
IN
VIDEO3
PLAY
IN
VIDEO4
PLAY
IN
CD2/TAPE2
MONITOR
REC
OUT
PLAY
IN
FRONT SPEAKERS
(6-16)
SURROUND SPEAKERS
(6-16)
CENTER
SPEAKER
(6-16)
SWITCHED
TOTAL 100W MAX.
S VIDEO
VIDEO
MONITOR
OUT
VIDEO1
REC
OUT
PLAY
IN
VIDEO2
PLAY
IN
VIDEO3
PLAY
IN
VIDEO4
PLAY
IN
DIGITAL IN
SL16
TEXT
SYSTEM
CONTROL
VIDEO2
OPTICAL OPTICAL COAXIALCOAXIAL
VIDEO3 VIDEO4 CD1
IR RECEIVER
IN
DC12V 15mA
IR REPEATER
OUT
IR OUT
LCD
REMOTE
SL16 XS8
Panel *
(A60-)
Panel escutcheon
(B01-0533-21)
Knob
(K29-6855-03)
Indicator
(B12-0333-04)
Knob
(K29-6855-03)
Front glass
(B10-2418-03)
Indicator
(B12-0326-04)
Front glass
(B10-2451-03)
Cylindrical receptacle
(E56-0012-05)
Foot
(J02-1405-03)
Phone jack
(E11-0271-05)
Knob
(K29-6858-12)
Indicator
(B12-0331-04)
Knob
(K29-6858-12)
Knob
(K29-6852-04)
AC power cord*
(E30-)
Slide switch
(S31-2132-05)
Phono jack
(E63-1028-05)
Cylindrical receptacle
(E56-0011-05)
Phono jack
(E63-0162-05)
Phono jack
(E63-0141-15)x2
Screw terminal board
(E70-0096-05)
*Refer to parts list on page37~.
Power cord bushing
(J42-0083-05)
Phono jack
(E63-1084-05)
Screw terminal board
(E70-0095-05)
Miniature phone jack
(E11-0360-05)
Miniature Phone jack
(E11-0291-05)
Optical receiving module
(W02-1181-05)
Lock terminal board
(E70-0052-05)
AC outlet *
(E03-)
Miniature Phone jack
(E11-0389-05)
Phono jack
(E63-0139-15)
Miniature Phone jack
(E11-0293-05)
Phono jack
(E63-1030-05)
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
Question and Answer IconNeed help?

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Kenwood VR-3080 Specifications

General IconGeneral
Channels5.1
Total Harmonic Distortion0.08%
Input Sensitivity200 mV (line)
Signal-to-Noise Ratio100 dB
Video ConnectionsComposite, S-Video
Power Output100 watts per channel (8 ohms)
Tuning rangeFM/AM
Speaker load impedance8 ohms
Digital inputsCoaxial, Optical

Summary

Audio Video Surround Receiver KRF-V7772D VR-3080 Service Manual

Accessories

Included Accessories List

Lists all included accessories such as remotes, antennas, and cables.

Reset Procedures

PowerPad Reset

Instructions for resetting the PowerPad remote control to its default settings.

Receiver Microprocessor Reset

Steps to reset the receiver's internal microprocessor for troubleshooting.

Controls Overview

Front Panel Controls

Identifies and describes the buttons, knobs, and indicators on the receiver's front panel.

Remote Control Operation

Details the functions and usage of the remote control for the receiver.

Disassembly for Repair

Audio PCB Disassembly

Steps for safely removing the audio PCB from the unit.

DSP PCB Disassembly

Procedure for accessing and removing the DSP PCB.

Escutcheon and Front Panel Removal

Instructions for disassembling the front panel and escutcheon.

Block Diagram

Circuit Description

Backup and Initialization Conditions

Describes default settings, backup items, and initialization states.

Destination-Specific Conditions

Details how circuit conditions vary based on the destination or model.

Test Mode Operation

Instructions for entering and exiting the unit's test mode.

Adjustment and Calibration

FM Section Adjustments

Procedures for adjusting and calibrating the FM tuner section.

Audio Section Adjustments

Procedures for adjusting and calibrating the audio circuits.

Wiring Diagram

Specifications

Audio Section Specifications

Details rated output power, distortion, and frequency response for audio.

FM Tuner Section Specifications

Provides FM tuning frequency, sensitivity, and distortion metrics.

AM Tuner Section Specifications

Details AM tuning frequency range and sensitivity.

IR In/Out Section Specifications

Specifications for IR receiver and transmitter interfaces.

Digital Audio Section Specifications

Details sampling frequency and input levels for digital audio.

Video Section Specifications

Specifies input levels and impedance for video signals.

General Specifications

Includes power consumption, dimensions, and weight of the unit.

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