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ICF-CDK50 3-287-075-15 (1)

ICF-CDK50 3-287-075-15 (1)

3-287-075-15 (1)

© 2007 Sony Corporation         

 Printed in China

ICF-CDK50

FM/AM CD Kitchen 

Clock Radio 

Operating Instructions

WARNING

To reduce the risk of fire or electric shock, do not 

expose this apparatus to rain or moisture.
To reduce the risk of electrical shock, do not 

open the cabinet. Refer servicing to qualified 

personnel only.

To reduce the risk of fire, do not cover the ventilation 

of the apparatus with newspapers, tablecloths, 

curtains, etc. And do not place lighted candles on the 

apparatus.
The apparatus shall not be exposed to dripping or 

splashing and no objects filled with liquids, such as 

vases, shall be placed on the apparatus.
As the main plug is used to disconnect the unit from 

the mains, connect the unit to an easily accessible AC 

outlet. 

Should you notice an abnormality in the unit, 

disconnect the main plug from the AC outlet 

immediately.
Do not install the appliance in a confined space, such 

as a bookcase or built-in cabinet.

 WARNING

Do not ingest battery, chemical hazard.

This product contains a coin/button cell battery. If 

the coin/button cell battery is swallowed, it can cause 

severe internal burns in just 2 hours and can lead to 

death.

Keep new and used batteries away from children. If 

the battery compartment does not close securely, stop 

using the product and keep it away from children.

If you think batteries might have been swallowed or 

placed inside any part of the body, seek immediate 

medical attention.
This graphical symbol is located on the bottom 

exterior.

Notes on DualDiscs

A DualDisc is a two sided disc product which mates 

DVD recorded material on one side with digital 

audio material on the other side. However, since the 

audio material side does not conform to the Compact 

Disc (CD) standard, playback on this product is not 

guaranteed.

Music discs encoded with 

copyright protection technologies

This product is designed to playback discs that 

conform to the Compact Disc (CD) standard. 

Recently, various music discs encoded with copyright 

protection technologies are marketed by some 

record companies. Please be aware that among those 

discs, there are some that do not conform to the CD 

standard and may not be playable by this product.

CAUTION

The use of optical instruments with this product will 

increase eye hazard.

Use of controls or adjustments or performance of 

procedures other than those specified herein may 

result in hazardous radiation exposure.

To reduce the risk of fire, do not place any heating or 

cooking apparatus beneath this unit.

This symbol is intended to alert the user 

to the presence of uninsulated “dangerous 

voltage” within the product’s enclosure that 

may be of sufficient magnitude to constitute 

a risk of electric shock to persons.

This symbol is intended to alert the user to 

the presence of important operating and 

maintenance (servicing) instructions in the 

literature accompanying the appliance.

The graphical symbols are at the top of the enclosure.

Class II equipment symbol 

This symbol indicates that the unit has a 

double insulation system.

INFORMATION

This equipment has been tested and found to 

comply with the limits for a Class B digital device, 

pursuant to Part 15 of the FCC Rules. These limits 

are designed to provide reasonable protection against 

harmful interference in a residential installation. 

This equipment generates, uses and can radiate radio 

frequency energy and, if not installed and used in 

accordance with the instructions, may cause harmful 

interference to radio communications. However, there 

is no guarantee that interference will not occur in a 

particular installation. If this equipment does cause 

harmful interference to radio or television reception, 

which can be determined by turning the equipment 

off and on, the user is encouraged to try to correct the 

interference by one or more of the following measures:

— 

Reorient or relocate the receiving antenna.

— 

Increase the separation between the equipment 

and receiver.

— 

Connect the equipment into an outlet on a 

circuit different from that to which the receiver 

is connected.

— 

Consult the dealer or an experienced radio/TV 

technician for help.

WARNING

 Danger of explosion if battery is incorrectly 

replaced. Replace only with the same or equivalent 

type.

 Replace the battery for the clock backup with a Sony 

CR2032 lithium battery. Use of another battery may 

present a risk of fire or explosion.

 Battery may explode if mistreated. Do not recharge, 

disassemble or dispose of in fire.

 Do not expose the batteries (battery pack or batteries 

installed) to excessive heat such as sunshine, fire or 

the like for a long time.

 Dispose of used battery promptly. Keep away from 

children.

CAUTION

You are cautioned that any changes or modifications 

not expressly approved in this manual could void your 

authority to operate this equipment.

For customers in the USA

Please register this product on line at

http://www.sony.com/productregistration.

Proper registration will enable us to send you 

periodic mailings about new product, services and 

other important announcements. Registering your 

product will also allow us to contact you in the 

unlikely event that the product needs adjustment 

or modification. Thank you.

For the state of california, USA 

only

Perchlorate Material – special handling may apply, 

See www.dtsc.ca.gov/hazardouswaste/perchlorate 

Perchlorate Material: Lithium battery contains 

perchlorate

Important Safety Instructions

1)  Read these instructions.

2)  Keep these instructions.

3)  Heed all warnings.

4)  Follow all instructions.

5)  Do not use this apparatus near water. 

6)  Clean only with dry cloth.

7)  Do not block any ventilation openings.  

Install in accordance with the manufacturer’s 

instructions. 

8)  Do not install near any heat sources such 

as radiators, heat registers, stoves, or other 

apparatus (including amplifiers) that produce 

heat. 

9)  Do not defeat the safety purpose of the polarized 

or grounding-type plug. A polarized plug has 

two blades with one wider than the other. A 

grounding type plug has two blades and a 

third grounding prong. The wide blade or the 

third prong are provided for your safety. If the 

provided plug does not fit into your outlet, 

consult an electrician for replacement of the 

obsolete outlet. 

10)  Protect the power cord from being walked on 

or pinched particularly at plugs, convenience 

receptacles, and the point where they exit from 

the apparatus. 

11)  Only use attachments/accessories specified by the 

manufacturer. 

12)  Use only with the cart, stand, tripod, bracket, or 

table specified by the manufacturer, or sold with 

the apparatus. When a cart is used, use caution 

when moving the cart/apparatus combination to 

avoid injury from tip-over.

13)  Unplug this apparatus during lightning storms or 

when unused for long periods of time. 

14)  Refer all servicing to qualified service personnel. 

Servicing is required when the apparatus has 

been damaged in any way, such as power-supply 

cord or plug is damaged, liquid has been spilled 

or objects have fallen into the apparatus, the 

apparatus has been exposed to rain or moisture, 

does not operate normally, or has been dropped.

Precautions

 Use the power source specified in the 

“Specifications” to operate the unit.

 The nameplate indicating operating voltage, power 

consumption, etc. is located on the top exterior.

 To disconnect the power cord (mains lead), pull it 

out by the plug, not the cord.

 Do not leave the unit in a location near a heat source 

such as a radiator or air duct, or in a place subject to 

direct sunlight, excessive dust, mechanical vibration, 

or shock.

 Allow adequate air circulation to prevent internal 

heat build-up. Do not place the unit on a surface 

(a rug, a blanket, etc.) or near material that might 

block the ventilation holes such as a curtain.

 Should any solid object or liquid fall into the unit, 

unplug the unit and have it checked by a qualified 

personnel before operating it any further.

 To clean the casing, use a soft cloth dampened with 

a mild detergent solution.

 The unit is not disconnected from the AC power 

source (mains) as long as it is connected to the wall 

outlet, even if the unit itself has been turned off.

For customers who purchased this product in the USA

Please register this product on line at 

http://www.sony.com/productregistration .

Proper registration will enable us to send you periodic mailings about new products, 

services, and other important  announcements. Registering your product will also 

allow us to contact you in the unlikely event that the product needs adjustment or 

modification. Thank you.

If you have any questions or problems 

concerning your unit, please consult your nearest 

Sony dealer.

Troubleshooting 

Should the problem persists after you have made the 

following checks, consult your nearest Sony dealer.

The clock does not show the correct time.

 Has an electrical power outage occurred?

The CD player does not operate.

 Did you close the disc tray?

 Did you place the disc correctly?

   The disc should be placed with the labeled side up.

 Dusty or defective disc—Clean the disc with an 

optional cleaning cloth. Wipe the disc from the 

center out.

 Take out the CD and leave the CD compartment 

open for about an hour to allow condensation to 

evaporate.

Sporadic loss of sound during CD operation.

 Dusty or defective disc—Clean or replace the disc.

 Excessively high volume—Reduce the volume.

 Strong vibration.

There is a noise from the speakers.

 You may hear a noise when you operate the remote 

during an AM broadcast.

The remote does not work.

 Remove any obstacles between the remote and the 

remote sensor on the unit, and move the unit away 

from fluorescent lights.

 Point the remote at the system’s sensor.

 Move the remote closer to the system.

Specifications

AUDIO POWER SPECIFICATIONS

POWER OUTPUT AND TOTAL HARMONIC 

DISTORTION

With 4-ohm loads, both channels driven from  

100 – 10 000 Hz; rated 1.5 W per channel-minimum 

RMS power, with no more than 10% total harmonic 

distortion in AC operation.

CD player section

System:

 Compact disc digital audio system

Laser diode properties:

Emission duration: Continuous

Laser output: Less than 44.6 µW

(This output is the value measured at a distance of 

about 200 mm from the objective lens surface on 

the optical pick-up block with 7 mm aperture.)

Number of channels: 

2

Frequency response:

 20 – 20 000 Hz 

+1

–2

 dB

Wow and flutter:

 Below measurable limit

Radio section

Frequency range: 

FM: 87.5 – 108 MHz

AM: 530 – 1 710 kHz

Antennas: 

FM: AC power cord

AM: Built-in ferrite bar antenna

General

Time display: 

12-hour system

Speaker:

 66 mm (2 

5

8

 inches) diam., 4 Ω, cone type (2)

Input: 

Built-in audio cable with stereo miniplug (1):  

minimum input level 245 mV, impedance 47 kΩ

Power outputs: 

1.9 W + 1.9 W (at 4 Ω, 10 % harmonic distortion)

Power requirements:

 120 V AC, 60 Hz

For Power backup: 3 V DC, one CR2032 battery

Dimensions: 

Approx. 350 

 85 

 300 mm (w/h/d) 

(Approx. 13 

7

8

 

 3 

3

8

 

 11 

7

8

 inches)  

incl. projecting parts and controls

Mass:

 Approx. 2.7 kg (6 lb 1 oz)

Supplied accessories: 

mounting screws (M5 screw) (4)

template (1)

spacers (4)

cord clamp (1)

remote commander (1)

digital music player holder (1)

Design and specifications are subject to change 

without notice.

Owner’s Record

The model number and the serial number are located on the top. 

Record the serial number in the space provided below. Refer to them whenever you call upon 

your Sony dealer regarding this product.

Model No. ICF-CDK50

 

Serial No.                                                                             

AC power cord

Cord clamp

Template

Spacer

L (Low)

Dot

Mounting screw

Installing the unit under a 

cabinet 

(See Fig. 

)

Caution

Please read the following before 

installing the unit

 Due to its heavy weight, the unit should be installed 

with great care.

 Installation of the unit requires two persons.

 Use tools carefully while installing of the unit.

 Be sure that the cabinet that is used is sturdy enough 

to support the weight of the unit.

 To reduce the risk of fire, do not place any heating or 

cooking appliance beneath this unit.

 Install the unit so that its AC power cord can be 

connected directly to a wall outlet. Do not use a 

converter or extension cord.

 Be sure that the AC power cord has no slack during 

use of the unit, since the cord acts as an FM wire 

antenna. If the AC power cord has some slack, wind 

it around the cord hook so as to eliminate the slack.

 The unit has a built-in ferrite bar antenna for AM 

radio reception. Confirm that AM reception is 

acceptable before finally attaching the unit.

 Install the unit as far as possible from sources of 

noise (for example, a refrigerator, microwave oven or 

fluorescent lamp).

 This unit is not waterproof. Install it where it will 

not be exposed to splashing by water, as this may 

damage the unit.

 To reduce the risk of fire or electric shock, do not 

touch the AC power cord with wet hands.

 Never place objects between the top of the unit and 

the bottom of the cabinet. This could cause the unit 

to fall.

 Make sure the unit’s four screws are fastened tightly.

 After installing the unit, do not pull down on it or 

hang something heavy on it.

1

   Decide on the installation location and 

orientation of the unit based on the best 

reception that is possible (see “Improving 

the reception”).

2

   Mark the position of the 4 holes by using 

the supplied template. Use a drill to make 

the holes (size 6.5 mm diam., 

9

/

32

 inch). (See 

Fig. 

-

)

3

   When the cabinet door overhangs the shelf 

and obstructs the unit, you can adjust the 

unit/shelf height. 

First set the L mark to the dot which 

becomes the lowest position, then you 

can adjust the height in 4 steps (H



L) 

by turning the spacer counterclockwise 

(See Fig. 

-

). The unit can be installed 

without the spacer.

4

   Install the unit with the supplied mounting 

screws. (See Fig. 

-

)

Note

If you lose the supplied screws, please purchase #10 or 

M5 screws.

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