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Using the Timer
This page should be read with the watch diagram, on
the first page of this manual, showing the location of
the parts.

The timer can be set from 1 to 60 minutes in
increments of 1 minute.

[Preparation for using the timer]
1. Press the 

M

(MODE) button to move the

mode hand to [TMR].

2. Pull the 

M

(MODE) button out to the

setting position.

3. Use the 

C

(SET) button to set the time for the timer.

4. Push the 

M

(MODE) button in to its normal

position. Now timer setting is completed.

[Using the timer - 1]
1. Pressing the 

A

(START) button starts

the countdown. (When the set time
has expired (time up), the watch beeps
for 5 seconds.)

2. Pressing the 

A

(STOP) button stops the countdown.

3. Pressing the 

C

(RESET) button resets the timer

back to the set time.

[Using the timer - 2]
1. Pressing the 

M

(MODE) button starts the

countdown.

2. Pressing the 

C

button resets the timer back to the

set time and restarts the countdown again. (This
function is useful in restarting the countdown quickly.)

3. Pressing the 

A

(STOP) button stops the countdown.

4. Pressing the 

C

(RESET) button resets the timer

back to the set time.

Convenient Functions
This page should be read with the watch diagram, on
the first page of this manual, showing the location of
the parts.

When the hands of the analog section cover

the digital section, making the time in digital
difficult to read, utilise the –
Hand-retractor function:
Use this function to retract the hour and minute hands
of the analog section to the 12 o’clock position.
[Operation]
Hold the

B

button down for 2 seconds and then

release it when “H.R” blinks in [10].
*During Hand-Retractor mode the minute hand of
the UTC time at [3] goes back and forth by 1 minute
(-1 minute 

 

+1 minute), and “H.R” displayed

at [10] blinks.
[Cancelling Hand-Retractor mode]
Pressing the

B

button again cancels Hand-

Retractor mode.

(H.R.: Abbreviation of Hand-Retractor)

When the watch displays something

improperly and a malfunction is suspected,
perform –

ALL RESET and zero positioning:
When the watch displays something improperly
and a malfunction is suspected, perform ALL RESET
and zero positioning, then readjust the time,
calendar and other modes.
[ALL RESET]
This function can be operated from any mode.
1. Pull the

M

(MODE) button out to the setting

position.

2. Hold down the

A

,

B

and

C

buttons

simultaneously for more than 2 seconds then
release them.
(All digital segments will light up. Immediately
reset to the zero position.)

[Zero positioning]
1. Pressing the

B

button resets all segments in

the digital section to zeros.

2. The digital display changes in the sequence of

UTC

HR

MIN each time the

B

button is

pressed.
UTC: For zero positioning of the UTC time display
HR: For zero positioning of the hour hand and
24-hour hand
MIN: For zero positioning of the minute hand.

3. Pressing the

A

(UP) button turns each hand

clockwise. Pressing the

C

(DOWN) button

turns each hand counterclockwise. Align all
hands to the 12 o’clock position.

4. When the

M

(MODE) button is pushed in to its

normal position, the watch beeps and at the
same time the hands start moving. ALL RESET
and zero positioning are now completed.

5. Set the time, calendar and other modes.

Summary of Contents for C300

Page 1: ... the mode hand to TME The name of and time in a city will be displayed at 6 and 7 and change in sequence each time the A UP or C DOWN button is pressed The time in the analog and digital section can be switched Operation Press the M button to move the mode hand to either TME or CAL Press the A and C buttons simultaneously to switch between the analog and digital section 2 Displaying the Calendar i...

Page 2: ...can be confirmed by using either the A UP or C DOWN button Zone setting Display No Display 1 Pull the M MODE button out to the setting position 2 Use the A UP button to select the cities 3 Use the B SET button to select either SET display the time or OFF do not display the time 4 Use the C SET button to select daylight saving time ON or OFF 5 Push the M MODE button to its normal position Zone sett...

Page 3: ... the first page of this manual showing the location of the parts The operation of Alarms 1 AL 1 2 AL 2 and 3 AL 3 are the same only their tones are different Once an alarm is set it sounds at the same time every day until it is cancelled set to OFF Preparation for alarm setting Example Setting AL 1 1 Press the M MODE button to move the mode hand to AL 1 2 Press either the A UP or C DOWN button to ...

Page 4: ...e 12 o clock position Operation Hold the B button down for 2 seconds and then release it when H R blinks in 10 During Hand Retractor mode the minute hand of the UTC time at 3 goes back and forth by 1 minute 1 minute 1 minute and H R displayed at 10 blinks Cancelling Hand Retractor mode Pressing the B button again cancels Hand Retractor mode H R Abbreviation of Hand Retractor When the watch display...

Page 5: ... Align 22 on the outer scale with the SPEED INDEX on the inner scale Then 55 on the outer scale corresponds to 2 30 on the inner scale time scale Thus the estimated flight time is 2 hours and 30 minutes 7 Differences in altitude The difference in altitude can be obtained from the rate of descent and the descent time Example Obtain the difference in altitude when an aircraft continues descending fo...

Page 6: ...t persists for a prolonged period we recommend that you have your watch checked by your authorised dealer or a Citizen Service Centre Temperature Avoid exposing the watch to direct sunlight or leaving it in an extremely hot or cold location for prolonged periods This will cause malfunctioning and shorten the life of the power cell This may cause your watch to gain or lose time and affect its other...

Page 7: ...small children Should accidental ingestion occur consult a doctor at once Specifications Model CITIZEN Combination Watch Navihawk Quartz oscillation frequency 32 768 Hz Hz Oscillations in 1 second Accuracy of time measurement under normal temperature range _ 20 seconds month Timepiece operation temperature range 0 C 55 C 32 131 F Functions Time hours and minutes Calendar year month date and day of...

Page 8: ... pushed in prior to any contact with moisture If your model is equipped with a screw down crown be sure it is properly seated against the case Do not operate the crown or any push button when the watch is wet as this may allow the entrance of moisture If at anytime you notice moisture in your timepiece that does not clear in a short period of time you should send your timepiece as soon as possible...

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