Kenwood KDC-3031A Service Manual

© 2004-12 PRINTED IN JAPAN
B53-0232-00
(
N
)
1813
CD RECEIVER
KDC-3031A/AY/G/GY
KDC-309A/G
KDC-F331A/G
SERVICE MANUAL
* Depends on the model. Refer to the parts list.
PANEL ASSY
KDC-3031A/AY/G/GY (A64-3458-12)
PANEL ASSY
KDC-309A/G (A64-3459-12)
ANTENNA ADAPTOR
(T90-0523-05)
SPARE TDF PANEL
MAIN UNIT NAME TDF PARTS No. TDF NAME
KDC-3031A/AY/G/GY Y33-2140-62 TDF-3031
KDC-309A/G Y33-2140-64 TDF-309
KDC-F331A/G Y33-2140-63 TDF-WF431
PANEL ASSY
KDC-F331A/G (A64-3460-02)
MOUNTING HARDWARE ASSY
(J21-9716-03)
PLASTIC CABINET ASSY
(A02-2736-03)
DC CORD
(E30-6413-05)
LEVER
(D10-4589-04) x2
* ESCUTCHEON
(B07-xxxx-xx)
/ PTY
MENU
VOL
AUD
FF
SET UP
SCAN RDM REP
VOL
AUD
FF
SET UP
MENU
SCAN RDM REP
/ PTY
VOL
AUD
FF
SET UP
MENU
SCAN RDM REP
/ PTY
This product uses Lead Free solder.
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Q Q
3
7
6 3
1 5 1 5
0 9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299

Kenwood KDC-3031A Specifications

FM Tuner Section

FM frequency range	87.5 MHz – 108.0 MHz
FM usable sensitivity	0.7 µV /75 Ω
FM quieting sensitivity	1.6 µV /75 Ω
FM frequency response	30 Hz – 15 kHz
FM signal to noise ratio	65 dB
FM selectivity	≥ 80 dB
FM stereo separation	35 dB

MW Tuner Section

MW frequency range	531 kHz – 1611 kHz
MW usable sensitivity	25 µV

LW Tuner Section

LW frequency range	153 kHz – 281 kHz
LW usable sensitivity	45 µV

CD Player Section

operating voltage	14.4 V
current consumption	10 A
installation size	182 x 53 x 155 mm
weight	1.4 kg

Audio Section

maximum output power for KDC-W4531/W4031/W409	50 W x 4
maximum output power for KDC-3031A/3031G/309A/309G/W431G	45 W x 4
output power for KDC-W4531/W4031/W409	30 W x 4
output power for KDC-3031A/3031G/309A/309G/W431G	28 W x 4
tone action bass	100 Hz ±10 dB
tone action middle	1 kHz ±10 dB
tone action treble	10 kHz ±10 dB
preout level / load	2000 mV/10 kΩ
preout impedance	≤ 600 Ω

General

spindle speed	500 – 200 rpm (CLV)
frequency response	10 Hz – 20 kHz
total harmonic distortion	0.01 %
signal to noise ratio for KDC-W4531/W4031/W409/W431G	105 dB
signal to noise ratio for KDC-3031A/3031G/309A/309G	93 dB
dynamic range	93 dB
channel separation	85 dB