Kenwood VR 4900 Service Manual

Page 2

VR74080(K) COVER1,1P( 5/9/00 4:13 PM \°-A/° 2 K \

VR-4080-B/4090-B/4700/4900

CONTENTS / ACCESSORIES / CAUTIONS

Contents
CONTENTS / ACCESSORIES / CAUTIONS PC BOARD ........................
CONTROLS ................................................. SCHEMATIC DIAGRAM

EXPLODED VIEW ..........
PARTS LIST ...........
SPECIFICATIONS ..........

DISASSEMBLY FOR REPAIR...
CIRCUIT DESCRIPTION.
ADJUSTMENT .....
WIRING DIAGRAM....

Accessories

r \
Remote control unit Batteries AM Loop Antenna FM Antenna
(A70-1312-05): RC-R0911 (T90-0852-05) (TED-085505)

Batten! cover(A09-1166-08)

RF femme Antenna Remote control unit (PowerTouch)
(T90'0350'05l (A70-1349-05): RC-R1110

E

Batten! cover(A09-1177-08)
Pen(W01-0976-08)

\ J
/\
K /
MODEL vs PCB
MODEL DESTI X05-51D X05-513 X07-315 X08-302 X11-387 X13-770 X25-632 X35-223 X92-219
VR-4080-B K 0-10 0-11 0-11 0-10 0-10 0-10 0-12 - -
VR-40808 P O»1O 0-11 0-11 0-10 0-10 0-10 0-12 - -
VR-4090-B K O»1O 0-11 0-10 0-10 0-11 0-11 0-11 - -
VR-4090-B P 0-10 0-11 0-10 0-10 0-11 0-11 0-11 - -
VR-4700 K 0-10 0-11 0-10 0-10 0-11 0-11 0-11 - -
VR-4700 P O»1O 0-11 0-10 0-10 0-11 0-11 0-11 - -
VR-4900 K 0-10 0-10 0-10 0-11 0-12 0-12 0-10 0-10 0-10
Cautions
DU -" D_ l-DCD 3
DIGITAL PRO-LOGIC
Manufactured underlicense from Dolby Laboratories. -, HDCD, High Definition Compatible Digitalu

Dolby", Pro Logic",AC-3", and the double-D symbol are
trademarks of Dolby Laboratories. Confidential Unpub-
lished Works. © 1992-1997 Dolby Laboratories. All rights
reserved.

and Pacific MicrosonicsTM are either registered trade-
marks or trademarks of Pacific Microsonics, Inc. in
the United States and/or other countries. HDCD sys-
tem manufactured under license from Pacific Micro-
D I G I T A L, sonics, Inc. This product is covered by one or more
of the following: IN the USA: 5,479,168, 5,638,074,
5,640,161, 5,808,574, 5,838,274, 5,854,600,
5,864,311, 5,872,531, and in Australia: 669114. Other
5 u RROU N D patents pending.

Manufactured under license from Digital Theater Sys-
tems, Inc. US Pat. No. 5,451,942 and other world-
wide patents issues and pending. DTS and DTS
Digital Surround" are trademarks of Digital Theater
Systems, Inc. © 1996 Digital Theater Systems, Inc.
All rights reserved.