Casio 5230 Operation Manual Download Page 10

Operation Guide 5230

L-3

City 

Code

City

UTC Offset/

GMT Differential

DXB Dubai

+4

KBL

Kabul

+4.5

KHI

Karachi

+5

DEL

Delhi

+5.5

KTM Kathmandu

+5.75

DAC Dhaka

+6

RGN Yangon

+6.5

BKK Bangkok

+7

SIN

Singapore

+8

HKG Hong Kong

BJS

Beijing

TPE

Taipei

SEL

Seoul

+9

TYO Tokyo
ADL

Adelaide

+9.5

City 

Code

City

UTC Offset/

GMT Differential

GUM Guam

+10

SYD Sydney

NOU Noumea

+11

WLG Wellington

+12

x

Based on data as of December 2010.

x

The rules governing global times 
(UTC offset and GMT differential) and 
summer time are determined by each 
individual country.

L-2

City Code Table

City 

Code

City

UTC Offset/

GMT Differential

PPG Pago Pago

–11

HNL Honolulu

–10

ANC Anchorage

–9

YVR

Vancouver

–8

LAX

Los Angeles

YEA

Edmonton

–7

DEN Denver
MEX Mexico City

–6

CHI

Chicago

NYC New York

–5

SCL

Santiago

–4

YHZ Halifax

YYT

St. Johns

–3.5

RIO

Rio De Janeiro

–3

FEN

Fernando De Noronha

–2

City 

Code

City

UTC Offset/

GMT Differential

RAI

Praia

–1

UTC

0

LIS

Lisbon

LON London

MAD Madrid

+1

PAR Paris

ROM Rome

BER Berlin
STO Stockholm
ATH

Athens

+2

CAI

Cairo

JRS

Jerusalem

MOW Moscow

+3

JED

Jeddah

THR Tehran

+3.5

E-94

Alarms:

  5 Daily alarms; Hourly Time Signal

Illumination:

  LED; Selectable illumination duration

Other:

  Battery power indicator; Power Saving; Button operation tone on/off

Power Supply:

  Solar panel and one rechargeable battery

Approximate battery operating time: Six months (from full charge to Level 4) 
under the following conditions:

 Watch not exposed to light

 

x

 Internal timekeeping

 

x

 Display on 18 hours per day, sleep state 6 hours per day

 

x

 1 illumination operation (1.5 seconds) per day

 

x

 10 seconds of alarm operation per day

 

x

 4 minutes of signal reception per day

 

x

 1 hand movement for easy viewing of the digital dials per day

 

x

Frequent use of illumination runs down the battery.

E-93

Receivable Time Calibration Signals: Mainfl ingen, Germany (Call Sign: DCF77, 

Frequency: 77.5 kHz); Anthorn, England (Call Sign: MSF, Frequency: 60.0 kHz); 
Fort Collins, Colorado, the United States (Call Sign: WWVB, Frequency: 
60.0 kHz); Fukushima, Japan (Call Sign: JJY, Frequency: 40.0 kHz); 
Fukuoka/Saga, Japan (Call Sign: JJY, Frequency: 60.0 kHz) ; Shangqiu City, 
Henan Province, China (Call Sign: BPC, Frequency: 68.5 kHz)

World Time:

  48 cities (31 time zones)

Other:  Daylight Saving Time/Standard Time

Stopwatch:

Measuring unit: 1/100 second
Measuring capacity: 59' 59.99"
Measuring modes:  Elapsed time, split time, two fi nishes

Countdown Timer:

Measuring unit: 1 second
Countdown range: 100 minutes
Countdown start time setting range:  1 to 100 minutes (1-second increments)

E-92

Specifi cations

Accuracy at normal temperature:

  

±

15 seconds a month (with no signal 

calibration)

Timekeeping:

  Hour, minutes, seconds, p.m. (PM), year, month, day, day of the 

week, alarm countdown

Time format:  12-hour and 24-hour
Calendar system:  Full Auto-calendar pre-programmed from the year 2000 to 

2099

Other:  Home City code (can be assigned one of 48 city codes); Standard Time/ 

Daylight Saving Time (summer time)

Time Calibration Signal Reception:

 Auto receive 6 times a day (5 times a day for 

the Chinese calibration signal); Remaining auto receives cancelled as soon as 
one is successful; Manual receive

E-91

 Signal reception is being performed successfully, but the time and/or day 

is wrong.

Possible Cause

Remedy

Page

Your Home City setting is wrong.

Check your Home City setting and 
correct it, if necessary.

E-42

The DST setting may be incorrect.

Change the DST setting to Auto DST.

E-42

E-90

 Auto Receive is not performed or you cannot perform Manual Receive.

Possible Cause

Remedy

Page

The watch is not in the Timekeeping 
Mode or World Time Mode, a 
countdown timer operation is in 
progress, or the hands have been 
moved to a position to allow easier 
viewing of the digital dials.

Auto receive is performed only while the 
watch is in the Timekeeping Mode or 
World Time Mode. Switch to either of 
these two modes.
If a countdown timer operation is in 
progress, stop it. If the hands have 
been moved for easier viewing, return 
them to their normal positions.

E-38

Your Home City setting is wrong.

Check your Home City setting and 
correct it, if necessary. 

E-42

There is not enough power for signal 
reception.

Expose the watch to light to charge it.

E-12

L-1

City Code Table

Summary of Contents for 5230

Page 1: ... settings Important Proper time calibration signal reception and World Time Mode data depend on correct Home City time and date settings in the Timekeeping Mode Make sure you configure these settings correctly 3 Set the current time x To set the time using a time calibration signal See To get ready for a receive operation page E 26 x To set the time manually See Configuring Current Time and Date Se...

Page 2: ...o Level 5 and when you have the battery replaced E 15 Level Battery Power Indicator Function Status 1 H All functions enabled 2 M All functions enabled 3 L and LOW Auto and manual receive illumination and beeper disabled Except for Timekeeping Mode all other modes disabled 4 CHG All functions and display indicators disabled except for timekeeping and display of CHG charge in the lower digital dial...

Page 3: ...ans that the influence of the conditions listed above becomes even greater Signal reception may not be possible at the distances noted below during certain x times of the year or day Radio interference may also cause problems with reception Mainflingen Germany or Anthorn England transmitters 500 kilometers 310 miles Fort Collins United States transmitter 600 miles 1 000 kilometers Fukushima or Fukuo...

Page 4: ...te and day of the week automatically for x the period January 1 2000 to December 31 2099 Updating of the date by signal reception will no longer be performed starting from January 1 2100 If you are in an area where signal reception is not possible the watch keeps time x with the precision noted in Specifications page E 92 E 34 To turn auto receive on and off In the Timekeeping Mode press 1 D page E...

Page 5: ...ing mode they will not return to regular timekeeping automatically when you exit the setting mode In this case you will need to return the hands to their normal positions manually page E 80 Note After you specify a city code the watch will use UTC offsets in the World Time x Mode to calculate the current time for other time zones based on the current time in your Home City Coordinated Universal Ti...

Page 6: ...orld Time Mode to view the current time in one of 31 time zones 48 cities around the globe The city that is currently selected in the World Time Mode is called the World Time City To enter the World Time Mode Use C to select the World Time Mode as shown on page E 38 The right digital dial will show x WT for about one second After that the city code and city name will scroll once across the right d...

Page 7: ... return to regular timekeeping automatically when you exit the setting mode In this case you will need to return the hands to their normal positions manually page E 80 To test the alarm In the Alarm Mode hold down D to sound the alarm E 64 To set an alarm time In the Alarm Mode use 1 D to scroll through the alarm indicators AL1 to AL5 SIG in the right digital dial until the one whose time you want...

Page 8: ...cking sound coming from the x watch when it is shaken back and forth This sound is caused by mechanical operation of the auto light switch and does not indicate a problem with the watch E 73 Illumination Precautions LED panel that provides illumination loses power after very long use x Illumination may be hard to see when viewed under direct sunlight x Illumination turns off automatically whenever...

Page 9: ...change your Home City s standard time daylight saving time DST setting manually Use the procedure under To change the current time and date settings manually page E 48 to change the standard time daylight saving time DST setting E 84 After all of settings are the way you want press 4 A to exit the setting mode Exiting a setting mode will normally cause the hands to return to regular x timekeeping ...

Page 10: ...0 0 kHz Fukushima Japan Call Sign JJY Frequency 40 0 kHz Fukuoka Saga Japan Call Sign JJY Frequency 60 0 kHz Shangqiu City Henan Province China Call Sign BPC Frequency 68 5 kHz World Time 48 cities 31 time zones Other Daylight Saving Time Standard Time Stopwatch Measuring unit 1 100 second Measuring capacity 59 59 99 Measuring modes Elapsed time split time two finishes Countdown Timer Measuring uni...

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