Citizen C460 User manual

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1. Features
This watch allows you to display the time in 30 cities and UTC ( universal time
coordinated ) time worldwide by a simple button operation. The watch is also
equipped with an internal EL (electroluminescence) lamp function that allows you
to read the display even in the dark.
INDEX
1. Features ................................................................................................ 3
2. Name of Parts ....................................................................................... 4
3. Switching Modes (Functions) ................................................................ 6
4. Displaying the Time and Calendar of Cities Worldwide ........................ 7
5. EL Illumination Function ..................................................................... 10
6. Setting the Analog Time ...................................................................... 11
7. Setting the Digital Time <TME> .......................................................... 12
8. Using the Calendar <CAL> ................................................................. 14
9. Using the Alarm <AL1/AL2> ............................................................... 16
10. Using the Chronograph <CHR> .......................................................... 18
11. Using the Timer <TMR> ...................................................................... 21
12. Using the Zone Setting <SET> ........................................................... 23
13. When These Problems Occur ... ......................................................... 25
14. All-Reset Operation ............................................................................ 26
15. How to Handle the Calculating Functions ........................................... 27
16. Precautions ......................................................................................... 34
17. Specifications ...................................................................................... 41

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2. Name of Parts
Please fold out and refer to the watch diagram at the beginning of this manual.
See the attached.
Press once
Time ModeName
Switch the displayed city
To time adjustment mode
To <CAL> mode
TME
Hours, minutes, seconds
Used for analog time setting
Always time (hours) display
Always time (minutes) display
Always time (seconds) display
City name
Calendar Mode
EL lamp turns on
Switch the displayed city
To calendar adjustment mode
To <AL1> mode
CAL
Month, date
Day or name of cities
Alarm 1/2 Mode
ON/OFF switch
Alarm sound monitor
Switch the displayed city
To alarm setting mode
To <CHR> mode
AL1/AL2
Hours, minutes or OFF
City name
Timer Mode
Start/stop
—
Set time adjustment
Set time quick adjustment
To <SET> mode
TMR
Remaining time (Minutes, seconds)
Set time (minutes)
Zone Setting Mode
EL lamp turns on
Switch the displayed city
To zone setting mode
To <TME> mode
SET
Hours, minutes, seconds
City name
Chronograph Mode
Sart/stop
—
Split/reset
—
To <TMR> mode
CHR
Minutes, seconds, 1/100 seconds
Hours
Press for 2 seconds or more
A:Button A
Press once
Press
Press for 2 seconds or more
B:Button B
a : Mode display
b : Digital display [1]
c : Digital display [2]
d : Crown
e : Hour hand
f : Minute hand
g : Second hand
M:Button M

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4. Displaying the Time and Calendar of Cities Worldwide
(1) Press the Mbutton to select the
<TME> mode or <CAL> mode.
(2) Each time the Bbutton is pressed, a
city's name and its time (calendar) are
displayed sequentially.
Cities can be displayed in the order No.
2 →3 ...31 →1 →2 (e.g., LON →
PAR...BUE →UTC →LON), as shown
in the table on the following page, or in
the opposite order, i.e., No. 2 →1 →31
... 3 →2 (e.g., LON →UTC →
BUE...PAR →LON).
To switch to the opposite display se-
quence, press the Abutton and the B
button simultaneously.
S.T.
Time
City
name
3. Switching Modes (Functions)
In addition to the time mode, this watch has six other modes (functions): Calendar,
Alarm 1, Alarm 2, Chronograph, Timer, and Zone Setting. Each press of the Mbut-
ton switches the mode in the following sequence.
*If the watch is left in the Alarm 1, Alarm 2, or Zone Setting mode for approximately 2
minutes, it automatically returns to the time mode <TME> .
Display Mode
TME Time
CAL Calender
AL1 Alarm 1
AL2 Alarm 2
CHR Chronograph
TMR Timer
SET Zone Setting
S.T.
Mode
display

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As of 1997
*Cities (regions) with summertime are indicated by the O symbol, and cities (regions)
with no summertime system are indicated by the X symbol.
*Please note that time difference and summertime for cities are subject to change.

0+1+2+3+4+5+6+7+8+9 +10+11 +12+13 -1-2-3-4-5-6-7-8-9-10
LON DXB KHI DAC BKK TYO SYD NOU AKL
RIO
BUE
CCS
NYCCHI
DENLAXANC MEX YUL
UTC
ROM
PAR
IST
CAI
KWI
MOW
DEL
HNL
International Date Line
SIN
HKG
PEK
The Time Difference Between the Cities and UTC Time
UTC
LON
PAR
ROM
CAI
IST
MOW
KWI
DXB
KHI
DEL
DAC
BKK
SIN
HKG
PEK
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
No. Indication City
Time
differnce
Summer-
time No. Indication
City
Time
differnce
Summer-
time
Universal time coordinated
London
Paris
Rome
Cairo
Istanbul
Moscow
Kuwait
Dubai
Karachi
New Delhi
Dacca
Bangkok
Singapore
Hong Kong
Beijing
±0
±0
+1
+1
+2
+2
+3
+3
+4
+5
+5.5
+6
+7
+8
+8
+8
TYO
SYD
NOU
AKL
HNL
ANC
LAX
DEN
CHI
MEX
NYC
YUL
CCS
RIO
BUE
Tokyo
Sydney
Nouméa
Auckland
Honolulu
Anchorage
Los Angeles
Denver
Chicago
Mexico City
New York
Montreal
Caracas
Río de Janeiro
Buenos Aires
+9
+10
+11
+12
-10
-9
-8
-7
-6
-6
-5
-5
-4
-3
-3

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6. Setting the Analog Time
In the case of watches where the crown is a screw type, perform the operation
after loosening the screw. Make sure to tighten the screw firmly when the opera-
tion has been completed.
(1) When the second hand comes to the
0-second position, pull the crown out
to the position for time adjustment.
(2) Turn the crown to align with the correct
time.
(3) Return the crown to its normal position.
Normal position
Position for time adjustment
5. EL Illumination Function
<What is EL?>
Electroluminescence is a physical phenomenon whereby electrical voltage is di-
rectly converted into light in a thin film solid.This watch utilizes an EL panel for the
illuminating function.
<How to Light the Illumination>
The EL illumination comes on in the following situations.
(1)When the Abutton is pressed during the normal <TME> mode, <CAL> mode, or
<SET> mode displays.
(2) During split time display or stop in the <CHR> mode.

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(1) Press the Mbutton to select the <TME> mode.
(2) Press the Bbutton to display the city whose time you want to adjust.
(3) Press and hold the Bbutton for 2 seconds or more. "S.T. (summertime abbrevia-
tion)" and "ON" or "OF" flashes. Press the Abutton to select summertime (ON) or
(OF) for the city.
(4) Each time the Bbutton is pressed, the flashing figures change in this sequence
[Summertime →Seconds →Minutes →Hour →12 hours/24 hours] sequence. Make
the figures that you want to adjust, flash.
(5) Press the Abutton to adjust. (The flashing figures can be adjusted.)
If the Abutton is kept pressed, the setting changes quickly.
(6) Press the Mbutton to return to the normal time display.
*When running in the 12-hour system, pay attention to the morning (A) and afternoon
(P) indicators.
*The set mode (flashing display) will automatically revert to the normal display if left
for two minutes with no input.
*Summertime can be set for any city. The Summertime setting is interlocked with all
modes so that the <AL1>, <AL2> and <SET> modes of a city for which Summertime
is selected, will also indicate the time according to the Summertime.
7. Setting the Digital Time <TME>
When the time is set for one of the 30 cities and UTC ( Universal time coordinated)
time, the time is automatically set for the cities.
What is summertime?
Summertime or "daylight saving time:
DST" has been inaugurated in many
countries in order to efficiently utilize
daylight by advancing the clock a cer-
tain amount of time, in relation to the
normal time, during the summer. (This
watch advances the time by 1 hour.)
<Normal time display>
S.T.
Time
City
name

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*The calendar covers the years 1995 thru 2099.
*The automatic calendar eliminates any need to adjust the watch at the end of the
month or for leap years.
*The day is automatically adjusted when the month, date and year are adjusted.
*The calendar adjustment mode (flashing display) will automatically return to the normal
display if left for about two minutes with no input.
*If a nonexisting date (e.g., February 30) is set, the date will automatically reset to the
first of the next month once display returns to normal.
<Changing the Display>
Press the Abutton for more than 2 seconds
to switch between city display and day display.
[ City name ] [ Day ]
8. Using the Calendar <CAL>
Adjusting the calendar for one of the 30 cities and UTC time will automatically
adjust the calendar for the remaining cities.
<Adjusting the Calendar>
(1) Press the Mbutton to move to the <CAL>
mode.
(2) Press the Bbutton to display the city
whose calendar you want to adjust.
(3) Press and hold the Bbutton for 2seconds
or more, the "month" starts flashing.
Press the Abutton to adjust the "month".
(The flashing figures can be adjusted)
(4) Each time the Bbutton is pressed, the
flashing figures change in this sequence
[Month →Day →Year] sequence. Make the
item that you want to adjust, flash.
(5) Press the Abutton covers adjust. (If the
Abutton is kept pressed, the setting
changes quickly.)
(6) Press the Mbutton to return to the normal
calendar display.
<Normal calendar display>
S.T.
Month,

date
City name

or day

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*While in the alarm mode you can sound the alarm continuously for as long as you
keep the Abutton pressed. (Alarm sound monitor function)
*When you are using the 12-hour system, the alarm time will also run according to the
12-hour system. Watch the AM/PM indicator to confirm that you have made the set-
ting you want.
*The alarm mode will automatically return to the normal display if left for about two
minutes with no input.
<Switching the Alarm Function On and Off>
Press the Abutton while in the alarm mode to switch the alarm between on and off.
<How to Stop the Alarm Sound>
Press any button to stop the alarm while sounding.
[ ON ] [ OFF ]
A
9. Using the Alarm <AL1/AL2>
Setting and operation of the Alarm 1 and Alarm 2 are the same, only the sound of
the alarm is different.
Once you turn the alarm on, it will sound for 20 seconds at the same time each day.
<Normal alarm display> <Setting the Alarm>
(1) Press the Mbutton to select the <AL1>
or <AL2> mode.
(2) Press the Bbutton to display the time
of the city for which you want to set the
alarm.
(3) Press and hold the Bbutton for 2 sec-
onds or more, the "hour" display will
start flashing. The flashing item can be
adjusted. Press the Abutton to adjust
the "hour". (If the Abutton is kept
pressed, the setting changes quickly.)
(4) Press the Bbutton while the "hour" is
flashing to make the "minute" display
flash instead. Press the Abutton to
adjust.
(5) Press the Mbutton to return to the nor-
mal alarm display.
Alarm
set time
City
name

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<Accumulative Time Measurement>
(1) Each time the Abutton is pressed, the chronograph is switched between start and
stop.
(2) Press the Bbutton to reset while the chronograph is stopped.
A
A
A
B
RESET MEASURE STOP
<Split Time Measurement>
(1) Each time the Abutton is pressed, the chronograph is switched between start and
stop.
(2) Press the Bbutton while the chronograph is measuring to display the split time for
about ten seconds. (The "SPL" indicator will flash while the split time is displayed.)
Each time the Bbutton is pressed, the newest split time is displayed.
(3) Press the Bbutton to reset while the chronograph is stopped.
AA
B
BB
1
RESET MEASURE
SPLIT TIME
STOP
1 : After 10 seconds, automatically returns to the measuring display.
10. Using the Chronograph <CHR>
This chronograph measures times of up to 23 hours 59 minutes 59 seconds and
99/100 seconds in units of 1/100 second. On reaching 24 hours of elapsed time, it
resets to zero (0:00' 00") and stops. It can also measure split times (intermediate
elapsed times).
<Chronograph reset display>
• About the confirmation sound
A confirmation sound will be heard when
the chronograph is started, stopped, and
at the time of split and reset operations.
Measured time
( minutes, seconds,

1/100 seconds)
Measured time
(hour)