Operation Guide 5235 (OC)
L-3
City Code
City
UTC Offset/
GMT Differential
Summer Time Period
Summer Time Start
Summer Time End
DUBAI
(DXB)
Dubai
+4
None
None
KABUL
( K B L )
Kabul
+4.5
None
None
KARACHI
( K H I )
Karachi
+5
DELHI
( D E L )
Delhi
+5.5
DHAKA
(DAC)
Dhaka
+6
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., fi rst Sunday in
October
3:00 a.m., fi rst Sunday
in April
SYDNEY
(SYD)
Sydney
+10
NOUMEA
(NOU)
Noumea
+11
None
None
WELLINGTON
(WLG)
Wellington
+12
2:00 a.m., last Sunday in
September
3:00 a.m., fi rst Sunday
in April
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.
x
The summer time periods in this table are applicable to specifi c 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-2
City Code Table
City Code
City
UTC Offset/
GMT Differential
Summer Time Period
Summer Time Start
Summer Time End
PAGO PAGO
(PPG)
Pago Pago
–11
None
None
HONOLULU
(HNL)
Honolulu
–10
ANCHORAGE
(ANC)
Anchorage
–9
2:00 a.m., second Sunday
in March
2:00 a.m., fi rst Sunday in
November
LOS ANGELES ( L A X )
Los Angeles
–8
DENVER
(DEN)
Denver
–7
CHICAGO
( C H I )
Chicago
–6
NEW YORK
(NYC)
New York
–5
SANTIAGO
( S C L )
Santiago
–4
Midnight, second Saturday
in October
Midnight, second Saturday
in March
RIO
Rio De Janeiro
–3
Midnight, third Sunday in
October
Midnight, third Sunday
in February or Midnight,
fourth Sunday in February
F. DE NORONHA ( F E N ) Fernando de Noronha
–2
None
None
PRAIA
( R A I )
Praia
–1
UTC
0
LONDON
(LON)
London
1:00 a.m., last Sunday
in March
2:00 a.m., last Sunday in
October
PARIS
(PAR)
Paris
+1
2:00 a.m., last Sunday
in March
3:00 a.m., last Sunday in
October
ATHENS
(ATH)
Athens
+2
3:00 a.m., last Sunday
in March
4:00 a.m., last Sunday in
October
JEDDAH
( J E D )
Jeddah
+3
None
None
TEHRAN
(THR)
Tehran
+3.5
Midnight, March 22 or
Midnight, March 21
Midnight, September 22 or
Midnight, September 21
L-1
City Code Table
E-34
Specifi cations
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:
Mainfl ingen, Germany (Call Sign: DCF77, Frequency: 77.5 kHz); Anthorn, England
(Call Sign: MSF, Frequency: 60.0 kHz); Fukushima, Japan (Call Sign: JJY, Frequency:
40.0 kHz); 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:
Hands operational 18 hours per day, sleep state 6 hours per day
x
4 minutes of signal reception per day
x
E-33
■
The current time setting is off by one hour.
Possible Cause
Remedy
Page
The period when summer time is applied in the
location where you are using the watch may be
different from the period set for your currently
selected Home City.
Use the procedure under “To switch between
standard time and summer time manually” to switch
from
AUTO
to
STD
(for standard time) or
DST
(for
summer time).
E-21
■
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
necessary.
E-11
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
necessary.
E-11
E-19
The watch may have been exposed to magnetism
or strong impact, which has caused problems with
proper hand and day indicator alignment.
Adjust the watch’s hand and day indicator home
positions.
E-27
E-32
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
You are wearing or moving the watch, or
x
performing a button operation during the signal
receive operation.
The watch is in an area with poor reception
x
conditions.
Keep the watch in an area where reception
conditions are good while the signal receive
operation is being performed.
E-13
You are in an area where signal reception is not
possible for some reason.
See “Approximate Reception Ranges”.
E-12
The calibration signal is not being transmitted for
some reason.
Check the website of the organization that
x
maintains the time calibration signal in your area
for information about its down times.
Try again later.
x
—
■
The current time setting changes after I set it manually.
You may have the watch confi 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).