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Kenwood KRF-V7200D Service Manual

Kenwood KRF-V7200D Service Manual

Audio-video control center
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AUDIO-VIDEO CONTROL CENTER
KRF-V6200D/V6200D-S
KRF-V7200D/V7200D-S
SERVICE MANUAL
Knob
(K29-8591-03): S
Panel *
(K29-8592-03): B
(A60-)
DOLBY DIGITAL
SPEAKER A/B/OFF
LISTEN MODE
PHONES
Phone jack
(E11-0271-05)
Knob
(K29-8589-02): S
(K29-8590-02): B
Tuner assy
Pin jack
(W02-4609-05)
(E63-1338-05)
L
R
REC OUT PLAY IN
REC OUT PLAY IN
AUX
CD/DVD
MD/TAPE
VIDEO 1
AM
FM 75
ANTENNA
GND
FRONT SPEAKERS(6-16 )
R
L
R
RED
WHITE
SPEAKER A
Screw terminal
Foot
(E70-1018-05+)
(J02-1464-03)
Metallic cabinet
(A01-3976-11): S
(A01-3977-11): B
Figure is KRF-V7200D/D-S
S: Silver, B: Black
* Refer to parts list on page 36.
Front glass
(B10-5621-02)
DTS
ACTIVE EQ
SPEAKERS B
MULTI CONTROL
SET UP
BAND
AUTO/MONO ACTIVE EQ INPUT MODE
Knob
(K29-8585-04): S
(K29-8586-04): B
Pin jack
(E63-1146-15)
Pin jack
(E63-1416-05)
Pin jack
(E63-1417-05)
CENTER
SUB
WOOFER
PLAY IN
FRONT SURROUND
SUB WOOFER
COAXIAL
VIDEO 2
DVD/6CH IN
DVD/6CH
AUDIO
PRE OUT
L
SPEAKER B
Cover
(F07-2037-12)
PURE AUDIO MODE
INPUT SELECTOR
PURE AUDIO MODE
Knob
Escutcheon
(K29-8585-04): S
(B07-2749-01): S
(B07-2750-01): B
(K29-8586-04): B
Pin jack
(E63-1414-05) Cylindrical
Optical receiving
module
(W02-4652-05)
CR
CB
OPTICAL
OPTICAL
CD/DVD
VIDEO 2
Y
DIGITAL IN
DVD
VIDEO 1
VIDEO 2
MONITOR
IN
IN
IN
OUT
COMPONENT VIDEO
SURROUND SPEAKERS(6-16 )
R
L
R
GREEN
GRAY
BLUE
TAN
CENTER
SURROUND
SURROUND BACK
Screw terminal
Screw terminal
(E70-1009-05+)
(E70-1018-05+)
RoHS
This product complies with the
© 2007-7 PRINTED IN JA PAN
B53-4014-00 ( N/J ) 127
Knob *
(K29-)
VOLUME CONTROL
USB/AV AUX
VIDEO
L-AUDIO-R
USB
Rectangular plug
(E59-0849-05)
Pin jack
(E63-1388-05)
Pin jack
(E63-1368-05)
Pin jack
(E63-1371-05)
receptacle
(E56-0058-05)
AC power cord *
(E30-)
VIDEO 2
VIDEO 1
IN
OUT
VIDEO 1
IN
DVD
VIDEO 2
MONITOR
DVD
MONITOR
IN
IN
OUT
IN
OUT
S-VIDEO
VIDEO
230V~50Hz
L
SWITCHED
TOTAL 90W
BROWN
400mA MAX.
AC OUTLETS
AC outlet *
(E03-)
This product uses Lead Free solder.
directive for the European market.

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Summarization of Contents

Cautions and Usage Notes
Disposal of Electronic Equipment
Guidelines for proper disposal of electronic equipment according to EU regulations.
USB Device and File Compatibility
Details on compatible USB devices, file systems, and folder structures.
Playable Audio File Formats
Specifications for playable audio file formats (MP3, WMA, AAC) and their parameters.
WMA File Notes and Copy Protection
Lists WMA file types not playable and notes on copy protection.
Microcomputer Reset Procedure
Procedure to reset the microcomputer in case of malfunction and its consequences.
Memory Backup Function Details
Lists settings deleted from memory when power is disconnected.
Circuit Description: Microprocessor
MN101E16K Microprocessor Port Descriptions
Detailed description of the ports and their functions for the MN101E16K microprocessor.
Circuit Description: Control Logic
Port Descriptions for Logic and Control Functions
Lists ports related to fan control, protection, power keys, and volume/selector control.
Circuit Description: Signal Processing
Port Descriptions for Video Mute and Signal Level Detection
Details ports for video muting, thermal/signal level protection, and audio codec ports.
Circuit Description: Audio CODEC
AK4628A CODEC Port Descriptions
Detailed port descriptions for the AK4628A CODEC IC, including analog and digital interfaces.
Circuit Description: Digital Audio
AK4114VQ Digital Audio Transceiver Port Descriptions
Detailed port descriptions for the AK4114VQ digital audio transceiver.
Circuit Description: Digital Interfaces
DAC and Digital Circuitry Port Descriptions
Port descriptions for DACs, digital circuitry, and DRAM interfaces.
Adjustment Procedures
LC72725KV Port Description
Port descriptions for the LC72725KV tuner control IC.
Bias Current and Offset Adjustment
Details on items to adjust, input/output settings, and alignment points.
Parts List Overview
Main Component Listings
Comprehensive listing of parts, their reference numbers, descriptions, and destinations.