Sony Dream Machine ICF-C318 - FM/AM Clock Radio Manual

Sony Dream Machine ICF-C318 - FM/AM Clock Radio Manual

Also See for Dream Machine ICF-C318:


Sony Dream Machine ICF-C318 - FM/AM Clock Radio Manual


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

To avoid electrical shock, do not open the cabinet. Refer servicing to qualified personnel only.
Do not install the appliance in a confined space, such as a bookcase or built-in cabinet.
To reduce the risk of fire or electric shock, do not place objects filled with liquids, such as vases, on the apparatus.
Connect the apparatus to an easily accessible AC outlet. Should you notice an abnormality in the apparatus, disconnect the main plug from the AC outlet immediately.

Battery may explode if mistreated.
Do not recharge, disassemble or dispose of in fire.


  • Dual alarm FM/AM Clock radio.
  • Various types of alarms — radio and buzzer.
  • DST button to adjust Daylight Saving Time/ Summer time.
  • Date button to display month, day and year.
  • Brightness control (High/Middle/Low).
  • Supplied CR2032 battery for backup power source to keep the clock and alarm operating during a power interruption.
  • Extendable snooze — snooze time can be extendedfrom 10 to 60 minutes in maximum every time you use.

Parts and Connections

Parts and Connections

Display window* (12-hour system)
* The display differs depending on your country.

About the backup battery

To keep good time, as backup power source, this unit needs one CR2032 battery (supplied), in addition to the house current.
The battery keeps the clock and the alarm operating in the event of a power interruption.

Knowing when to replace the battery

When the battery becomes weak, "E" indicator appears in the display.
In the event of a power interruption when the battery is weak, current time and alarm functions will be initialized.

Installing and replacing the backup battery

Installing and replacing the backup battery

  1. Keep the AC plug connected to the AC outlet, remove the screw that secures the battery compartment at the bottom of the unit using a screwdriver, and remove the battery compartment. (See Fig. )
  2. Insert a new battery in the battery compartment with the side facing up. To remove the battery from the battery compartment, push it out from the side marked PUSH. (See Fig. )
  3. Insert the battery compartment back into the unit and secure it with the screw. (See Fig. )
  4. When you are replacing the battery, press RADIO ON to turn "E" indicator off in the display.

warning Note
If you replace the battery, do not disconnect AC plug from AC outlet.
Otherwise, current time and alarm will be initialized.


  • Keep the lithium battery out of the reach of children.
    Should the battery be swallowed, immediately consult a doctor.
  • Wipe the battery with a dry cloth to assure a good contact.
  • Be sure to observe the correct polarity when installing the battery.
  • Do not hold the battery with metallic tweezers, otherwise a short-circuit may occur.
  • Do not expose the battery to excessive heat such as direct sunlight, fire or the like.

Danger of explosion if battery is incorrectly replaced. Replace only with the same or equivalent type recommended by the equipment manufacturer.

Battery Warning

warning When the unit will be left unplugged for a long time, remove the battery to avoid undue battery discharge and damage to the unit from battery leakage.

Setting the clock and date

Set the clock and date according to the following steps.

  1. Plug in the unit. The display will flash "AM 12:00" or "0:00".
  2. Press CLOCK for more than 2 seconds. You will hear a beep and the year will start to flash in the display.
  3. Press + or until the correct year appears in the display.
  4. Press CLOCK.
  5. Repeat steps 3 and 4 to set the month, day and time.
    After setting the time, two short beep sound and the clock starts from 0 seconds.
  • Pressing and holding + or changes the year, month or day rapidly.
    When setting the current time, time changes rapidly by 1 minute-increments up to 10 minutes, and then by 10 minute-increments.
  • The clock system varies depending on the model you own.
    12-hour system: "AM 12:00" = midnight
    24-hour system: "0:00" = midnight
  • While setting the clock, you must perform each step within 65 seconds, or the clock setting mode will be cancelled.

To display the year and date

Press SNOOZE/DATE/SLEEP OFF once for the date, and within about 3 seconds press it again for the year.
The display shows the date or year for about 3 seconds and then changes back to the current time. If you connect the AC plug to AC outlet while this unit is powered from the backup power source, the current date and time appears in the following order. (It is same as when the unit is powered on after the power failure.)
"month and date" (about 1 second) ➜ "year" (about 1 second) ➜ "current time"

To change the display to the daylight saving time (summer time) indication

Press DST.
DST indicator appears in the display and the time indication changes to the daylight saving time (summer time).
To deactivate the daylight saving time (summer time) adjustment, press DST again.

Setting the brightness of the display

Three levels of brightness are available by pressing BRIGHTNESS.

Operating the radio

  1. Press RADIO ON to turn on the radio.
  2. Adjust volume using VOLUME.
  3. Select BAND.
  4. Tune in to a station using TUNING.

To turn off the radio

Improving the reception


Model for Central America:
The AC power cord functions as an FM antenna. Extend the AC power cord fully to increase reception sensitivity.

Model for other countries/ regions:
Extend the FM wire antenna fully to increase reception sensitivity.
Improving the reception - Part 1


Rotate the unit horizontally for optimum reception.
A ferrite bar AM antenna is built-in to the unit.
Improving the reception - Part 2
Do not operate the unit over a steel desk or metal surface, as this may lead to interference of reception.

Setting the alarm

The dual alarm function allows you to set two alarm programs (ALARM A and ALARM B).
The alarm time can be set for each program and the alarm sound is selectable from RADIO or BUZZER.

warning Notes

  • Before setting the alarm, make sure to set the clock (see "Setting the clock and date").
  • The factory setting alarm time is "PM 12:00" or "12:00".
  • To set the radio alarm, first tune in to a station and adjust the volume (see "Operating the radio").
  • When you set the buzzer alarm, set ALARM VOLUME to LOW or HIGH.

To set the alarm time

  1. Set ALARM A (or B) to the desired alarm sound (RADIO or BUZZER).
    The alarm time appears for a few seconds, and then the A (or B) indicator lights up in the display. (It does not appear when the switch is set to OFF.)
  2. Turn ALARM TIME SET A (or B) + or to set the desired time.
    Each turn of ALARM TIME SET A (or B) + or changes the indication by 1 minute. If you turn and hold ALARM TIME SET A (or B) + or , the alarm time goes forward (or backward) by 1 minute up to 10 minutes, and then by 10 minutes increments. While setting the alarm time, the A (or B) indicator flashes in the display. The following example is when setting the ALARM A.

When the alarm time setting operation is complete, the display returns to the clock after a few seconds and the A (or B) indicator changes from flashing to fully lit.

  • While ALARM A (or B) is set to RADIO or BUZZER, the alarm time setting can be changed by ALARM TIME SET A (or B).
  • One turn of ALARM TIME SET A (or B) displays the alarm time for about 4 seconds. By turning ALARM TIME SET A (or B) while the alarm time appears in the display, the alarm time will be changed.
  • The A (or B) indicator flashes in the display while:
    • The alarm time appears in the display.
    • The alarm sounds.
    • Snooze function is turned on.
  • The alarm time setting cannot be changed if ALARM A (or B) is set to OFF. If ALARM TIME SET A (or B) is turned, "OFF" appears in the display for about 0.5 seconds.
  • If a second alarm sounds during a first (or the snooze function is active), the second alarm takes priority.
  • CLOCK and DST are unavailable while the alarm sounds or snooze function is turned on.
  • The ALARM VOLUME setting works together with the beep sound volume. If the ALARM VOLUME is set to LOW, the beep sound will be also set to low.
  • If the same alarm time is set for both alarm (ALARM A and B), the ALARM A takes priority.

To doze for a few more minutes

The sound turns off but will automatically come on again after about 10 minutes. Each time you press SNOOZE/DATE/SLEEP OFF, the snooze time changes as follows:

The maximum length of the snooze time is 60 minutes.
The display shows the snooze time for about 4 seconds and returns to show the current time. When you press SNOOZE/DATE/SLEEP OFF after the current time appears, the snooze time starts from 10 minutes again.

To stop the Alarm

Press RADIO OFF/ALARM RESET to turn off the alarm.
The alarm will come on again at the same time the next day.
If RADIO OFF/ALARM RESET is not pressed, the alarm sounds continuously for about 60 minutes, and then it will be stop automatically.

To deactivate the Alarm

Turn ALARM A (or B) to OFF.
A (or B) indicator disappears from the display.

warning Note on alarm in the event of a power interruption

In the event of a power interruption, alarm functions work until the battery is empty. But following functions are different:

  • Display will disappear.
  • When the alarm sound is set to RADIO, it will change to BUZZER automatically.
  • If the power returns while the alarm sounds, the alarm sounds continuously for about 60 minutes when the power returns.
  • The alarm buzzes for about one minute, stops temporarily, and will buzz again after about five minutes if neither SNOOZE/DATE/SLEEP OFF or RADIO OFF/ALARM RESET are pressed while the alarm is buzzing.
    If the alarm buzzes and stops (either automatically after 1 minute or by pressing SNOOZE/DATE/ SLEEP OFF) five times, the alarm is automatically reset in the case of a power interruption. The alarm will buzz for 30 minutes after power is resumed if the power is resumed within 60 minutes from the alarm time.
  • If you press SNOOZE/DATE/SLEEP OFF while the alarm sounds, snooze time is set to 10 minutes. During a power failure, snooze time cannot be set to more than 10 minutes.
  • If "" indicator appears in the display, the alarm will not work in the event of power interruption. Replace the battery if " " indicator appears.

Setting the sleep timer

You can fall asleep to the radio using the built-in sleep timer that turns off the radio automatically after a preset duration.

Press SLEEP.
The radio turns on. You can set the sleep timer to durations of 90, 60, 30, or 15 minutes. Each press changes the display as follows:
Setting the sleep timer

Two short beeps sound when the display returns to "90".
The radio will play for the duration you set, then shut off.

To turn off the radio before the preset time


To use both sleep timer and alarm

You can fall asleep to the radio and also be awakened by the radio or buzzer alarm at the preset time.

  1. Set the alarm. (See "Setting the alarm".)
  2. Set the sleep timer. (See "Setting the sleep timer".)


Should any problem occur with the unit, make the following simple checks to determine whether or not servicing is required.
If the problem persists, consult your nearest Sony dealer.

The clock flashes "AM 12:00" or "0:00" due to a power interruption.

  • The battery is low. Replace the battery. Remove theold battery and install a new one.

The radio or buzzer alarm does not sound at the preset alarm time.

  • Has the desired radio or buzzer alarm been activated? (i.e., Does the A (or B) indicator light up?)

The radio alarm is activated but no sound comes on at the preset alarm time.

  • Has VOLUME been adjusted?


  • Operate the unit on the power source specified in "Specifications".
  • The nameplate indicating operating voltage, etc. islocated on the bottom of the unit.
  • To disconnect the power cord (mains lead), pull itout by the plug, not the cord.
  • The unit is not disconnected from the AC powersource (mains) as long as it is connected to the wall outlet, even if the unit itself has been turned off.
  • Allow adequate air circulation to prevent internal heat build-up. Do not place the unit on a surface (a rug, blanket, etc.) or near materials (a curtain) that might block the ventilation holes.
  • 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 witha mild detergent solution.
  • Do not connect the antenna lead to the external antenna.
  • To reduce the risk of fire, do not cover theventilation of the apparatus with newspapers, tablecloths, curtains, etc. And do not place lighted candles on the apparatus.

If you have any questions or problems concerning your unit, please consult your nearest Sony dealer.


Time display

Model for Central America: 12-hour System
Model for other countries/ regions: 24-hour system

Frequency range

Band Frequency
FM 87.5 – 108 MHz
AM 530 – 1 710 kHz

Approx. 6.6 cm (2 5/8 inches) dia., 8 Ω

Power output
150 mW (at 10% harmonic distortion)

Power requirements

Model for Central America: 120 V AC, 60 Hz
Model for other countries/ regions: 230 – 240 V AC, 50 Hz
For power backup: 3 V DC, one CR2032 battery

Approx. 155 × 82.8 × 151.5 mm (w/h/d) (6 1/8 × 3 3/8 × 6 inches) incl. projecting parts and controls

Approx. 482 g (1 lb 1 oz) incl. CR2032 battery

Design and specifications are subject to change without notice.

Documents / Resources

Download manual

Here you can download full pdf version of manual, it may contain additional safety instructions, warranty information, FCC rules, etc.

Download Sony Dream Machine ICF-C318 - FM/AM Clock Radio Manual


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