Sony ICF-C723 Operating Instructions

FM/AM PLL
Synthesized Clock
Radio
Operating Instructions
Dream Machine is a trademark of Sony Corporation.
ICF-C723
Sony Corporation © 1998 Printed in Malaysia
WARRANTY
WARNING
3-861-715-22 (1)
To prevent fire or shock
hazard,
do not expose the unit
to rain or moisture.
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 bottom of the
unit.
You are cautioned that any changes or
modifications not expressly approved in this
manual could void your authority to operate
this equipment.
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.
Before You Begin

IMPORTANT SAFEGUARDS

Thank you for choosing the Sony Dream
Machine. The Dream Machine will give you
For your protection, please read these safety instructions completely before operating the
many hours of reliable service and listening
appliance, and keep this manual for future reference.
pleasure.
Carefully observe all warnings, precautions and instructions on the appliance and described in
Before operating the Dream Machine, please read
the operating instructions supplied with the appliance by Sony.
these instructions thoroughly and retain them for
future reference. INSTALLATION
Water and Moisture
Features
Do not install the appliance near water: for example, near a bathtub, washbowl, kitchen sink,
laundry tub, in a wet basement, or near a swimming pool.
• Digital voice memo which you can also use for
Heat
the wake up memo mode.
• Date button to display the year, month and
Do not install the appliance near sources of heat such as radiators, heat registers, stoves, or
date.
other appliances that produce heat.
• D.S.T. (Daylight Saving Time)—Summer time
Ventilation
calculation (one-hour skip function).
• Dual alarm FM/AM PLL (phase locked loop)
Slots and openings in the cabinet and in the back or bottom are provided for necessary ventilation.
synthesized clock radio.
To ensure reliable and safe operation of the appliance, and to protect it from overheating, these
• 5 random memory presets.
slots and openings must never be blocked or covered.
• Radio and buzzer alarms with the snooze
Do not place the appliance on a bed, sofa, rug or other similar surface which may block the slots
function.
and openings.
• LCD with backlight which has a brightness
Do not install the appliance in a confined space, such as a bookcase or built-in cabinet, unless
switch.
proper ventilation is provided.
• Self power back-up: Even if the power supply
is interrupted, the time setting and the memory Carts and Stands
will be back up for half an hour without
Do not install the appliance on an unstable table, shelf, cart or stand. Use only a cart or stand
batteries.
recommended by Sony.
An appliance and cart combination should be moved with care. Quick stops, excessive force, and
uneven surfaces may cause the appliance and cart combination to overturn.
Precautions
Wall or Ceiling Mounting
• Operate the unit only on 120 V AC, 60 Hz.
If your appliance can be mounted to a wall or ceiling, mount it only as recommended by Sony.
• Disconnect the cord by grasping the plug.
Never pull it by the cord. USE
• Do not leave the unit in a location near a heat
Power Source
source such as a radiator or airduct, or in a
place subject to direct sunlight, excessive dust,
Connect the appliance to a power supply only of the type described in the operating instructions
mechanical vibration, or shock.
or as marked on the appliance.
• Do not place the unit on surfaces (rugs,
Grounding or Polarization
blankets, etc.) or near materials (curtains,
draperies) that block the ventilation holes.
Do not defeat the grounding or polarization feature of the AC power cord. If your AC receptacle
• Should any liquid or solid object fall into the
will not accept the power cord plug, contact your electrician to install a proper AC receptacle.
unit, unplug the unit and have it checked by
qualified personnel before operating it further.
AC Receptacle
• When the casing becomes soiled, clean it with a
Check to make sure that the AC receptacle holds the power cord plug firmly and securely. If the
soft cloth dampened with a mild detergent
power cord plug is loose, contact your electrician to replace the defective and unsafe AC
solution. Never use abrasive cleaners or
receptacle.
chemical solvents, as they may mar the casing.
Power-Cord Protection
If you have any questions, please consult your
Route the power cord so that it is not likely to be walked on or pinched by having objects placed
nearest Sony dealer.
on it, paying particular attention to the plugs, receptacles, and the point where the cord exits from
the appliance.
Specifications
When not in use
Unplug the power cord of the appliance from the outlet when left unused for a long period of
Radio section
time.
Frequency range
To disconnect the cord, pull it out by grasping the plug. Never pull the plug out by the cord.
FM: 87.5-108 MHz
Foreign Objects
AM: 530-1710 kHz
Channel steps
Be careful that foreign objects and liquids do not enter the enclosure through openings.
FM: 0.1 MHz (fixed)
AM: 10 kHz (fixed) Cleaning
Clean the appliance only as recommended by Sony.
DIGITAL VOICE MEMO Recording section
Recording media ANTENNAS
Built-in flash memory
Outdoor Antenna Grounding
Recording time
20 seconds
If an outdoor antenna or cable system is installed, follow the precautions below.
Frequency response
An outdoor antenna system should not be located in the vicinity of overhead power lines or other
400Hz – 2,700Hz
electric light or power circuits, or where it can come in contact with such power lines or circuits.
WHEN INSTALLING AN OUTDOOR ANTENNA SYSTEM, EXTREME CARE SHOULD BE
General
TAKEN TO KEEP FROM CONTACTING SUCH POWER LINES OR CIRCUITS AS CONTACT
Time display
WITH THEM IS ALMOST INVARIABLY FATAL.
12-hour system
Be sure the antenna system is grounded so as to provide some protection against voltage surges
Speaker
and built-up static charges. Section 810 of the National Electrical Code provides information with
Approx. 5.7 cm (2 1 / in) dia.
4
Power output respect to proper grounding of the mast and supporting structure, grounding of the lead-in wire to
100 mW (at 10% harmonic distortion) an antenna discharge unit, size of grounding conductors, location of antenna-discharge unit,
Power requirements
connection to grounding electrodes, and requirements for the grounding electrode.
120 V AC, 60 Hz
Antenna Grounding According to the National
Dimensions
Approx. 181 × 103 × 133 mm (w/h/d)
Electrical Code
× 4 × 5
1 1 1
(7 / / / in) incl. projecting parts
4 8 4
and controls
Mass
Approx. 550 g (1lb 3.4 oz)
Design and specifications are subject to change
without notice.
—NEC National Electrical Code—
SERVICE
Unplug the appliance from the wall outlet and consult qualified service personnel when:
-the power cord or the plug has been damaged.
-a solid object or liquid has fallen into the cabinet.
-the appliance has been exposed to rain or moisture.
-the appliance does not appear to operate normally or exhibits a marked change in performance.
-the appliance has been dropped, or the enclosure damaged.
Do not attempt to service the appliance beyond that described in the operating instructions. For
all other servicing refer to qualified service personnel only.
Antenna Lead-in Wire
Antenna Discharge Unit
Ground Clamps
(NEC* Section 810-20)
Grounding Conductors
Electric Service
(NEC* Section 810-21)
Equipment
Ground Clamps
Power Service Grounding
Electrode System
(NEC* Art 250 Part H)