Casio 5235 Specifications, City Code Table, LON, PAR, ATH, HNL, ANC, LAX, DEN, CHI, NYC, HKG, TYO, The, STD, DST, Page, Page, AUTO, City, City, PARIS, TOKYO, LONDON

Operation Guide 5235 (OC)

Time Calibration Signal

The information in this section applies only when LONDON (LON), PARIS (PAR), ATHENS (ATH), HONOLULU (HNL), ANCHORAGE (ANC), LOS ANGELES (LAX), DENVER (DEN), CHICAGO (CHI), NEW YORK (NYC), HONG KONG (HKG), or TOKYO (TYO) is selected as the Home City. You need to adjust the current time manually when any other city is selected as the Home City.

■The x Second Hand indicates NO (N) when I check the result of the latest receive operation.

Possible Cause	Remedy	Page
ξ You are wearing or moving the watch, or
performing a button operation during the signal	Keep the watch in an area where reception
receive operation.	conditions are good while the signal receive	E-13
ξ The watch is in an area with poor reception	operation is being performed.
conditions.
You are in an area where signal reception is not	See “Approximate Reception Ranges”.	E-12
possible for some reason.
	ξ Check the website of the organization that
The calibration signal is not being transmitted for	maintains the time calibration signal in your area	—
some reason.	for information about its down times.
	ξ Try again later.

■The current time setting changes after I set it manually.

You may have the watch conÞ gured for Auto Receive of the time calibration signal (page E-14), which will cause the time to be adjusted automatically according to your currently selected Home City. If this results in the wrong time setting, check your Home City setting and correct it, if necessary (page E-19).

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■The current time setting is off by one hour.

Possible Cause	Remedy	Page
The period when summer time is applied in the	Use the procedure under “To switch between
location where you are using the watch may be	standard time and summer time manually” to switch	E-21
different from the period set for your currently	from AUTO to STD (for standard time) or DST (for
selected Home City.	summer time).
■ Auto Receive is not performed or I cannot perform Manual Receive.
Possible Cause	Remedy	Page
Your Home City setting is wrong.	Check your Home City setting and correct it, if	E-11
	necessary.	E-19
There is not enough power for signal reception.	Expose the watch to light to charge it.	E-7
■ 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	E-11
	necessary.	E-19
The watch may have been exposed to magnetism	Adjust the watch’s hand and day indicator home
or strong impact, which has caused problems with		E-27
	positions.
proper hand and day indicator alignment.
		E-33

Specifications

Accuracy at normal temperature: ±15 seconds a month (with no signal calibration)

Timekeeping (World time): Hour, minutes (hand moves every 10 seconds), seconds, day Calendar system: Full Auto-calendar pre-programmed from the year 2000 to 2099

Other: Home City code (can be assigned one of 29 city codes and Coordinated Universal Time); Daylight Saving Time (summer time) / Standard Time

Time Calibration Signal Reception: Auto receive up to six times a day (5 times a day for the Chinese calibration signal; Remaining auto receives cancelled as soon as one is successful); Manual receive

Receivable Time Calibration Signals:

Mainß ingen, Germany (Call Sign: DCF77, Frequency: 77.5 kHz); Anthorn, England

(Call Sign: MSF, Frequency: 60.0 kHz); Fukushima, Japan (Call Sign: JJY, Frequency:

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

Other: Power Saving; Low battery alert; Auto Correction of Hand Home Positions

Power Supply: Solar panel and one rechargeable battery

Approximate battery operating time: 7 months (from full charge to Level 3) under the following conditions:

ξHands operational 18 hours per day, sleep state 6 hours per day

ξ4 minutes of signal reception per day

City Code Table

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City Code Table

City Code		City	UTC Offset/	Summer Time Period
			GMT Differential	Summer Time Start	Summer Time End
PAGO PAGO	(PPG)	Pago Pago	–11	None	None
HONOLULU	(HNL)	Honolulu	–10
ANCHORAGE	(ANC)	Anchorage	–9
LOS ANGELES	(LAX)	Los Angeles	–8	2:00 a.m., second Sunday	2:00 a.m., first Sunday in
DENVER	(DEN)	Denver	–7
				in March	November
CHICAGO	( C H I )	Chicago	–6
NEW YORK	(NYC)	New York	–5
SANTIAGO	(SCL)	Santiago	–4	Midnight, second Saturday	Midnight, second Saturday
				in October	in March
				Midnight, third Sunday in	Midnight, third Sunday
RIO		Rio De Janeiro	–3		in February or Midnight,
				October
					fourth Sunday in February
F. DE NORONHA (FEN)		Fernando de Noronha	–2
PRAIA	( R A I )	Praia	–1	None	None
UTC			0
LONDON	(LON)	London		1:00 a.m., last Sunday	2:00 a.m., last Sunday in
				in March	October
PARIS	(PAR)	Paris	+1	2:00 a.m., last Sunday	3:00 a.m., last Sunday in
				in March	October
ATHENS	(ATH)	Athens	+2	3:00 a.m., last Sunday	4:00 a.m., last Sunday in
				in March	October
JEDDAH	( J E D )	Jeddah	+3	None	None
TEHRAN	(THR)	Tehran	+3.5	Midnight, March 22 or	Midnight, September 22 or
				Midnight, March 21	Midnight, September 21
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City Code		City	UTC Offset/	Summer Time Period
			GMT Differential	Summer Time Start	Summer Time End
DUBAI	(DXB)	Dubai	+4	None	None
KABUL	(KBL)	Kabul	+4.5
KARACHI	( K H I )	Karachi	+5
DELHI	(DEL)	Delhi	+5.5
DHAKA	(DAC)	Dhaka	+6	None	None
YANGON	(RGN)	Yangon	+6.5
BANGKOK	(BKK)	Bangkok	+7
HONG KONG	(HKG)	Hong Kong	+8
TOKYO	(TYO)	Tokyo	+9
ADELAIDE	(ADL)	Adelaide	+9.5	2:00 a.m., first Sunday in	3:00 a.m., first Sunday
SYDNEY	(SYD)	Sydney	+10	October	in April
NOUMEA	(NOU)	Noumea	+11	None	None
WELLINGTON	(WLG)	Wellington	+12	2:00 a.m., last Sunday in	3:00 a.m., first Sunday
				September	in April

ξBased on data as of December 2010.

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

ξThe summer time periods in this table are applicable to specific cities. For cities not included in the list, select the list city that is in the same time zone as the desired city and perform STD/DST settings manually.

L-3