Kenwood CD 4900 M Service Manual

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( ( CD74900M(K) COVER1,1( 1/10/00 10:41 AM «Ks/1 /\

56205861176131.1030 KENWOOD

SERVICE MANUAL

© 2000-1/851-5594-00 (K/K) 2738

Knob(TlMER) Front glass Front glass Front glass
(K29-7717-08) (310-3557-08) (810-3558-08) (B10-3559-08)

A

KENWOOD

Indicator Dressing panel knob Panel
(812-0326-04) (A21-) (K29-7716-08) (A60-1752-18)
/ \
K /
Metallic cabinet Phono jack Miniature phone jack Power cord bushing
(A01 -3738-08) (E63-0120-05) (E11-O360-05) (J42-0083-05)

ist-

Miniature phone lack AC po
(E11-0293-05) (E30-)

* Refer to parts list on page 26.

in compliance with Federal Regulations, following are repro- ' Please refer to the service manual CD-223M/DPF-
ductions of labels on, or inside the product relating to laser J3010/CD-224M/DPF-J5010 (351-5409-00) if need more
product safety. information.

- Refer to CD-2260M-l2280M/DP-F-J7010/Jl3010 service manu-
KENWOOD-Crop. certifies this equipment conforms to DHHS 22$??? gig-00% If you reqUIre SUb microprocessor (103'
Regulations No. 21 DFR 1040. 10, Chapter 1, Subchapter J. ' .

7070
DANGER : Laser radiation when open and interlock I
defeated.

AVOID DIRECT EXPOSURE TO BEAM

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CD74900M(K) COVER1,1( 1/10/00 10:41 AM «3? 2

CD-4900M/DPF-J9030

CONTENTS / ACCESSORIES / CAUTIONS

Contents
CONTENTS / ACCESSORIES / CAUTIONS.... 2 SCHEMATIC DIAGRAM .. ..... 13
CIRCUIT DESCRIPTION .................................. ....3 EXPLODED VIEW ................. 24
ADJUSTMENT.... ....8 PARTS LIST ................................. 26
PC BOARD ......... .. 9 SPECIFICATIONS ..... Back cover
Accessories
r N

Audio cord ....................... (2) System control cord ........ (1) Communication cord ....... (1) Batteries (RS/AA) ____________ (2)

(E30-0505-05) (E30-2816-05) (E30-2861-05)

Remote control units ...... (2)

(A70-1326-05): RC-KBZ

Battery cover (A09-0374-08)

Battery cover (A09-1176-08)
t J
Cautions

Mmbrsd' mmflargsaadcm

The microcomputer may malfunction (impossibility to operate,
erroneous display, etc.) when the connection cords are un-
plugged while power is ON or due to an atemal factor. In this
case, aecute the following method to rset the microcomputer
and return itto normal condition.

Unplug the power cord from the power socket and plug the
power cord into the socket again.

The registered contents for title, music type, user file and best
selection can be rset by the following procedure.

Unplug the power cord from the power socket, and while
holding the l key deprased, plug the power cord into the
socket again.

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Fink/M 1/10/0010:46AM New $7

PC BOARD (Component side view)

SUB-CIRCUIT UNIT
XZ-SOSO-IZ

P2

0:

Refer to the schematic diagram for the value of resistors and capacitors. 9

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