Kenwood KDC-MP239 User Manual

This product uses Lead Free solder.
This product complies with the
RoHS directive for the European market.
SERVICE MANUAL
© 2008-1 CREATED IN JA PAN
B53-0608-00
(
N
)
0
X34-56xx-xx
New ELECTRIC UNIT (X34-) for 2008 CD RECEIVER
ELECTRIC UNITs for the following 2008 CD receivers which are produced after November of 2007
are changed as follows. This service manual is only for the changed new ELECTRIC UNITs.
DESTI-
NATION
DISPLAY
TYPE
MODEL OLD X34- NEW X34-
SERIAL No.
FROM
ORIGINAL
SERVICE MANUAL
K 7-SEG LCD KDC-138 X34-5640-10 X34-5670-10 71109301 / 71200001 KDC-138/...............
K 7-SEG LCD KDC-138CR X34-5640-11 X34-5670-11 71200001 KDC-138/...............
K 14-SEG VFD KDC-MP208 X34-5640-14 X34-5670-14 71103501 / 71208401 KDC-MP208/..........
K 14-SEG VFD KDC-MP238 X34-5640-12 X34-5670-12 71106402 / 80100001 KDC-MP208/..........
K 14-SEG VFD KDC-MP238CR X34-5640-13 X34-5670-13 71200001 / 80100001 KDC-MP208/..........
M 7-SEG LCD KDC-139 X34-5640-21 X34-5670-21 71110201 KDC-138/...............
M 7-SEG LCD KDC-139S X34-5640-21 X34-5670-21 - KDC-138/...............
M 14-SEG VFD KDC-MP239 X34-5640-23 X34-5670-23 71200001 KDC-MP208/.........
M 14-SEG VFD KDC-MP3039 X34-5640-23 X34-5670-23 - KDC-MP208/.........
M 14-SEG VFD KDC-MP339 X34-5640-23 X34-5670-23 - KDC-MP208/.........
M 14-SEG VFD KDC-MP339S X34-5640-23 X34-5670-23 - KDC-MP208/.........
M 14-SEG VFD KDC-MP439 X34-5640-22 X34-5670-22 V1100701 KDC-MP208/.........
E 14-SEG VFD KDC-241SA X34-5652-70 X34-5682-70 V1101001 KDC-241SA/..........
E 14-SEG VFD KDC-241SG X34-5652-70 X34-5682-70 W0100001 KDC-241SA/..........
E 14-SEG VFD KDC-W241AY/GY X34-5652-71 X34-5682-71 V1110501 KDC-W241AY/......
E 14-SEG VFD KDC-W3041A/G X34-5652-72 X34-5682-74 V1101601 KDC-W241AY/......
E 14-SEG VFD KDC-W3041AY/GY X34-5652-73 X34-5682-75 V1102501 KDC-W241AY/......
E 14-SEG VFD KDC-W312A/G X34-5652-72 X34-5682-74 V1101601 KDC-W241AY/......
E 14-SEG VFD KDC-W312AY/GY X34-5652-73 X34-5682-75 V1102501 KDC-W241AY/......
E 14-SEG VFD KDC-W312SAY X34-5652-73 X34-5682-75 V1102501 KDC-W241AY/......
KDC-138
KDC-MP208
KDC-W241
KDC-241

Kenwood KDC-MP239 Specifications

General

Detachable Face	Yes
Preamp Voltage	2.5 volts
Sub Preamp Outputs	Yes
Display Type	LCD
CD Signal-to-Noise	105 dB
CEA-2006 Compliant	Yes
MP3 Playback	Yes
WMA Playback	Yes
AAC Playback	Yes
ID3 Tag Display	Yes
Tuner	AM/FM
Radio Data System (RDS)	Yes
CD-R Playback	Yes
CD-RW Playback	Yes
Auxiliary Input	Yes
USB Input	Yes
Bluetooth	No
CD Player	Yes
Remote Control	Yes
Preset EQ	Yes
Subwoofer Output	Yes
DIN Size	1-DIN
Preamp Output Voltage	2.5V
Power Output	50 watts x 4 channels
RMS Power Output	22 watts RMS x 4 channels
Preamp Outputs	2

Summary

Block Diagram and Exploded View

Exploded View (Unit)

Visual representation of the internal components of the electric unit.

Test Mode (7-SEG LCD)

Test Mode (14-SEG VFD)

Entering and Clearing Test Mode

Procedures to enter, clear, and manage default conditions of the test mode.

Functional Test Modes

Data Management and System Checks

Procedures for clearing E2PROM data, channel switching, security, and ROM transfer.

ROM Data Transfer Processes

Operation Procedure

Describes the sequence of operations for data transfer based on conditions.

Data to be Copied