Sony ICF-C1WHITE Manual

ICF-C1_U2 [US] 4-480-527-

11(3)

AC power cord

The frequency of the current radio 
station is displayed as a rough guide.

Display

There is a tactile dot beside 

VOLUME + to show the direction to go to turn up the 

volume.

Connect the AC power cord to a wall outlet.

To wall outlet

The current EST (Eastern Standard Time) 
appears on the display.
(This unit is preset to the current date and time 
at the factory, and is powered by the back-up 
battery.)

All you need to do to set the clock for the first 
time is select your time zone.
If you live in the Eastern Standard Time zone, 
you do not need to adjust the area setting.

 Press 

TIME ZONE.

Area number “2” appears on the display.

 Press 

TIME ZONE repeatedly to select 

a number as follows:

Area number Time zone
0

Newfoundland Standard 

Time

1

Atlantic Standard Time

2

(default)

Eastern Standard Time 

3

Central Standard Time

4

Mountain Standard Time

5

Pacific Standard Time

6

Alaska Standard Time

7

Hawaii Standard Time

The clock display switches to the current 
time of selected time zone in about 4 
seconds.

 During shipment and your first use, a clock 

error may occur. In this case, refer to “Setting 
the clock manually” to set the correct time.

To change the clock setting manually, operate 
the unit as follows.

  Press and hold 

ENTER/TIME SET for 

more than 2 seconds.

You will hear a beep and the last two digits 
of the year will start to flash on the display.

 Press 

+ or – repeatedly to select the 

year, and then press 

ENTER/TIME SET.

  Repeat step 

2 to set the month, day 

and time.

After setting the time, two short beeps will 
sound and the seconds will start 
incrementing from zero.

 If you do not press any button for about 1 

minute while setting the clock, clock setting 
mode will be canceled.

Change the clock setting manually if you have 
canceled the Automatic DST/summer time 
adjustment.

 Press 

RADIO to turn on the radio.

 Set 

BAND to the desired band (AM or 

FM).

  Tune to the desired station using 

TUNING.

  Adjust the volume using 

VOLUME +/–.

To turn off the radio, press 

OFF.

The alarm sound can be selected from 

RADIO 

(radio) or 

BUZZ (buzzer).

 Make sure to set the clock. (See “Setting the 

clock manually.”)

 To set the radio alarm, first tune to a station 

and adjust the volume. (See “Playing the 
radio.”)

 Set 

ALARM MODE to the desired 

alarm sound

 (RADIO or BUZZ).

The alarm time appears for a few seconds, 
and then “ ” appears on the display. (It 
does not appear when the switch is set to 
OFF.)

 Press 

SET ALARM TIME + or – 

repeatedly to set the desired time 
while the alarm time appears on the 
display. 

While setting the alarm time, “ ” flashes on 
the display. 

When the alarm time setting operation is 
complete, the clock display returns after a 
few seconds and “ ” changes from flashing 
to fully lit.
At the set time, the radio will turn on, or the 
buzzer will sound gradually increasing in 
volume. (“ ” flashes on the display.)

Press 

ALARM RESET/OFF to turn off the 

alarm.

The alarm will sound again at the same time 
the next day.

Press 

SNOOZE/BRIGHTNESS.

The sound turns off, but will automatically 
come on again after about 10 minutes.
Each time you press 

SNOOZE/BRIGHTNESS, 

the snooze time changes as follows:

The display shows the snooze time for about 
4 seconds and returns to show the current 
time. (“ ” flashes on the display.)

Set 

ALARM MODE to OFF.

“ ” disappears from the display.

 The alarm time setting cannot be changed if 

ALARM MODE is set to OFF. If SET ALARM 
TIME + or – is pressed, “OFF” appears on the 
display for about 0.5 seconds.

 ENTER/TIME SET, DST, and TIME ZONE are 

unavailable while the alarm is sounding or 
the snooze function is turned on.

 If no operation is performed while the alarm 

is sounding, the alarm will stop after about 
60 minutes.

 The alarm function works as usual on the 

first and last day of daylight saving time 
(summer time). When Automatic DST/
summer time adjustment is set, if the alarm 
is set for a time that is skipped when daylight 
saving time (summer time) begins, the alarm 
is skipped, or if the alarm is set for a time 
that overlaps the end of daylight saving time 
(summer time), the alarm sounds twice.

If the set alarm time comes in the event of a 
power interruption or a power interruption 
occurs while the alarm is sounding, the display 
will turn off and the alarm will not sound, and 
the alarm status will be as follows:
 If power returns within 60 minutes from the 

alarm set time, the alarm will sound.

 If the power interruption occurred while the 

snooze function was operating, the snooze 
function will continue.

 If the snooze time had passed when the 

power interruption occurred, the alarm will 
sound after power returns.

In this status, if “

” does not light up, ALARM 

RESET/OFF, SNOOZE/BRIGHTNESS and alarm 
mode functions are available. The snooze time 
will be fixed to only 10 minutes if 

BRIGHTNESS has been pressed.

You can fall asleep to the radio using the sleep 
timer, which turns off the radio automatically 
after a preset duration.

Press 

SLEEP.

The radio turns on. Each time you press 

SLEEP, 

the duration (in minutes) changes as follows:

The radio will play for the duration you set, 
then shut off.
To deactivate the sleep timer, press 

SLEEP 

repeatedly to set the sleep timer to “OFF.”

Press 

ALARM RESET/OFF.

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

Set the alarm, then set the sleep timer.

 When the alarm is set to sound during the 

sleep timer duration, the sleep timer will be 
deactivated automatically when the alarm 
sounds.

This unit includes a preinstalled Sony Lithium battery (CR2032) as a back-up power source for the clock, 
which is preset to EST (Eastern Standard Time) at the factory. This battery is considered part of the 
product.

This unit automatically adjusts for daylight 
saving time (summer time). “DST” automatically 
appears on the display at the beginning of 
daylight saving time (summer time), and 
disappears at the end of daylight saving time 
(summer time).

 Daylight saving time (summer time) begins 

at 2:00 AM on the second Sunday of March.

 Standard time begins at 2:00 AM on the first 

Sunday of November. 

 The implementation of DST/summer time 

and its beginning/ending date and time are 
subject to circumstances and laws in each 
country/region. Should this interfere with the 
desired adjustment, cancel the Automatic 
DST/summer time adjustment and set the 
clock manually as necessary. Customers 
living in a country/region that does not use 
daylight saving time (summer time) should 
cancel the Automatic DST/summer time 
adjustment before using the unit.

 When Hawaii Standard Time is set, the 

default Automatic DST/summer time 
adjustment setting is off.

The Automatic DST/summer time 
adjustment can be canceled.

Press and hold 

DST for more than 3 

seconds while the clock is displayed.

A beep sounds, and “Aut 

 OFF” appears 

on the display to show that the Automatic 
DST/summer time adjustment has been 
canceled. The clock display returns.

Press and hold 

DST for more than 3 

seconds. A beep sounds, and “Aut 

 On” 

appears on the display to show that 
Automatic DST/summer time adjustment 
has been activated. The clock display 
returns.

Three levels of brightness are available.

Press 

SNOOZE/BRIGHTNESS.

Each time you press 

SNOOZE/BRIGHTNESS, 

the brightness of the display changes as 
follows:

 When the alarm is sounding or the snooze 

function is active, the brightness of the 
display cannot be changed.