• This watch is solar-powered. Expose the dial to light and use it sufficiently charged.
• When operating the watch, make sure that it is not wet.
• To see details of charging time, specifications, and operations, refer to the instruction manual :

F158 instruction manual

Component identification

Hands and buttons

Checking the current power reserve and power generation

1.  Push the crown in to position [ 0 ].
2. Press and release the upper right button ( B ).
   The power reserve and power generation amount at the moment of pressing the button are indicated in level.

Indication

Power reserve level (function hand)

Level of power generation amount (hour, minute and second hands)

3. Press and release the upper right button (B) to finish the procedure.

The hands returns to current time indication.

•  They return to current time indication automatically in about 10 seconds.

Checking the reception result of the satellite signal

1. Push the crown in to position 0.
2. Press and release the lower right button A .

The previous reception result is indicated.

The indication shows the result of the last reception, regardless types of received information, or information of location or time.

3. Press and release the lower right button A to finish the procedure.

The hands returns to current time indication.

•  They return to current time indication automatically in about 10 seconds.

Setting the world time manually

This watch can indicate the time around the world according to which of 38 time zones (offsets from UTC — Coordinated Universal Time) is chosen.

1. Pull the crown out to position 1.
   The second hand indicates the current world time setting and the function
   hand indicates the current summer time (DST) setting.
2. Rotate the crown to set time zone.
   Time indication changes.
3. Push the crown in to position 0 to finish the procedure.
   The second hand returns to indicate the second.

How to read indication of the world time setting

The watch has 38 time zone markers with several representative area names. A time zone is set by pointing the second hand at one of the markers.
In the illustration on the right, the second hand points to 21 seconds and time zone setting is”+9″.

•  Time zones are represented by offsets from UTC.

Table of time zones and representative places

Receiving the satellite time signal

To cancel the reception, press and hold any button until the second hand returns to indicate the second.

A time zone is set automatically and time and calendar are consequently adjusted based on the chosen zone.

• It may take 30 seconds – 2 minutes to obtain location information.

1. Push the crown in to position 0.
2. Press and hold the upper right button B for 4 seconds until the second hand points “RX-GPS”.
• Release the button as the hand points “RX-GPS”. Reception starts.
• After finishing the reception, the second hand indicates the new setting or “NO” of the reception result and returns to indicate the second.

It may take 3 -30 seconds to receive time information.

1. Push the crown in to position 0.
2. Press and hold the lower right button A for 2 seconds until the second hand points “RX-TME”.
Release the button as the hand points “RX-TME”. Reception starts.
After finishing the reception, the second hand indicates the reception result and returns to indicate the seconds.

• It may take 36 seconds – 13 minutes to receive leap second information.

1. Push the crown in to position 0.
2. Press and hold the lower right button A for 7 seconds.
• Release the button after the second hand points “RX-TME” and turns fully around to point “RX-TME” again. Reception starts.
• After finishing the reception, the second hand indicates the reception result and returns to indicate the seconds.

Switching the summer time and standard time

1. Pull the crown out to position 1.
The second hand indicates the current world time setting and the function hand indicates the current summer time (DST) setting.
• When you rotate the crown, the time zone setting changes.

2. Press and release the lower right button A.

Each time you press the button, ON and OFF changes alternately.

3. Push the crown in to position 0 to finish the procedure. 
The second hand returns to indicate the second.

Using the diving mode

By using the diving mode, you can prevent unintended operation of buttons and deactivate the signal reception function.

1. Push the crown in to position 0.
2. Press and release both the lower right button A and upper right button B simultaneously.

The hands temporarily show 0:00:00, then the function hands points “DIVE” and the watch turns into the diving mode.
• When the hands are kept stopped, deactivate the diving mode and try again.

Deactivating the diving mode

Press and release both the lower right button A and upper right button B at the same time to deactivate the diving mode.

• Changing the position of the crown also deactivates the diving mode.

Checking and adjusting the leap second setting

You can find a list of leap seconds at the homepage of IERS (INTERNATIONAL EARTH ROTATION & REFERENCE SYSTEMS SERVICE).
http://hpiers.obspm.fr/eop-pc/earthor/utc/TAI-UTC_tab.html

1. Pull the crown out to position 2.
The second hand points to 0 second.

2. Press and hold upper right button B for 2 seconds or more.
Using the “0:00:00” position as the starting point, the minute and second hands indicate the leap second setting.

3. Turn the crown to adjust the setting if the leap second is not correct.
• Adjustable range is from 0 to ‒90 seconds.

4. Push the crown in to position 0 to finish the procedure.

Adjusting the time and calendar manually

Execute world time setting beforehand following “Setting the world time manually”.

1. Pull the crown out to position 1.

2. Press and hold the upper right button B until the second hand points to 30 seconds.

3. Pull the crown out to position 2.

• The second hand points to 0 second.

4. Press and release the lower right button A repeatedly to change the hand/indication to be corrected.

• Each time you press button A, the target changes as follows:
  Minute → hour → date → year/month → day of week → (back to the top)
• The hands and indications slightly moves when selected to show they become adjustable.

5. Rotate the crown to adjust the hand/indication.

• Date indication changes to the next as the function indication rotates 5 times.
• When you rotate the crown quickly a few times, the hand/indication will move continuously. To stop the rapid movement, rotate the crown in either direction.
• Year and month are indicated with the second hand.

“Month” corresponds to one of the 12 zones shown in the figure below.
Each number means month.

The year corresponds to the years since leap year and is indicated with the position of the second hand.

Repeat steps 4 and 5.
7. Push the crown in to position 0 in accordance with a reliable time source to finish the procedure.
The second hand starts moving from 0 second.

Checking the reference position

1. Pull the crown out to position 2.
2. Press and hold the lower right button A for 4 seconds.
The hands and indication start to move to the current reference positions stored in memory.

• Release the button as the hands start to move.
• Some hands show special movement to adjust their position.

3. Check the reference position.
Correct reference positions:

• Hour, minute and second hands: 0 hour 00 minute 0 second
• Date indication: midway between “31” and “1”
• Function hand: “S” (Sunday)

When the current reference position is different from the correct one, proceed to step 3 of “Correcting the reference position”.

4. Push the crown in to position 0 to finish the procedure.

Correcting the reference position

1. Pull the crown out to position 2.
2. Press and hold the lower right button A for 4 seconds.
The hands and indication start to move to the current reference positions stored in memory.

• Release the button as the hands start to move.
• Some hands show special movement to adjust their position.

3. Press and release the lower right button A.
The function hands move slightly.

4. Press and release the lower right button A repeatedly to change the hand/indication to be corrected.

• Each time you press button A, the target changes as follows.
  Date indication/function hand → hour hand → minute hand → second hand → (back to the top)
• The hands slightly move when selected to show they become adjustable.

5. Rotate the crown to adjust the hand/indication.

• When you rotate the crown quickly a few times, the hand/indication will move continuously. To stop the rapid movement, rotate the crown in either direction.

6. Repeat steps 4 and 5.
7. Push the crown in to position 0.
8. Press and release the lower right button A to finish the procedure.

• The watch returns automatically to the time indication as about 2 minutes passed without any operation.

Resetting the watch — All Reset

1.  Pull the crown out to position 2.
2. Press and hold buttons A and B at the same time for 3 seconds or more and release them.
   As you release the buttons, the hands move slightly to indicate that reset completed.

After All Reset

After All Reset, adjust the reference position and set the time and calendar.

• This watch is solar-powered. Expose the dial to light and use it sufficiently charged.
• To see details of charging time, specifications and operations, refer to the instruction manual: E784 instruction manual

Component identification

Setting the world time

This watch can indicate the time around the world according to which of 26 time zones (offsets from UTC — Coordinated Universal Time) is chosen.

1. Pull the crown out to position 1.
   The second hand points the time zone currently set.
2. Rotate the crown clockwise to select an area.
   The hour and minute hands start moving as you finished to select an area.
   • Date indication also moves synchronously.
3. When the hands and indication stop, Push the crown in to position 0 to finish the procedure.

Table of time zones and representative places

• Countries or regions may change time zones for various reasons.
• When using the watch in an area not listed in the table, select an area name in the same time zone.

Setting summer time

• The summer time setting (SMT ON/OFF) you set is applied to all the time zones of the world time.

1. Push the crown in to position 0.

2. Press and release the button.
The second hand indicates the current summer time setting.

• The watch returns to normal indication in 10 seconds without any operation during the steps below.

3. Rotate the crown to switch the summer time setting (SMT ON/OFF).

• Each time you rotate the crown clockwise, the setting changes alternately.

4. Press the button to finish the procedure.

Setting the time and calendar

• Before adjusting time and calendar, check the time zone of the time and calendar to set and its summer time status and adjust the setting of world time and that of summer time (SMT ON/OFF) correctly.

Setting the time

1. Pull the crown out to position 2.
   The second hand points to 0 seconds and stops.
   • Adjust the reference position before time and calendar adjustment if the second hand does not point 0 seconds following the steps of “Correcting the reference position”.
2. Rotate the crown to set hour and minute.
   • When you rotate the crown quickly a few times, the hand/indication will move continuously. To stop the rapid movement, rotate the crown in either direction.
   • Date indication also moves synchronously. Change of date indication shows it just became AM.
   • Date indication does not change while moving the hands counterclockwise.
3. Push the crown in to position 0 in accordance with a reliable time source to finish the procedure.

Setting the calendar

1. Push the crown in to position 0.
2. Press and release the button.
   The second hand indicates the current summer time setting.
   • Execute the next step within 10 seconds.
3. Press and hold the button for 2 seconds or more while the second hand indicates the summer time setting.
   The second hand turns fully around and indicates the current year and month setting.
   • Release the button when the second hand starts moving.
   • The watch returns to normal indication in 30 seconds without any operation during the steps below.
4. Rotate the crown clockwise to adjust the year and month setting.
   · If you rotate the crown quickly a few times, the hand will move continuously. To stop the rapid movement, rotate the crown clockwise.
5. Rotate the crown counterclockwise to set the date indication.
6. Press the button to finish the procedure.

Correcting the reference position

Adjust the reference position when the second hand does not point 0 seconds while the crown is in position 2.

Correct reference positions:

• Hour, minute and second hands: 0 hour 00 minute 0 second
• Date indication: “1” ON
• Do not adjust the reference position when the watch indicates 11:50 PM – 12:10 AM. Otherwise, the date indication may change incorrectly.

1. Pull the crown out to position 2.
2. Press and release the button.
   All Reset is executed.
3. Rotate the crown to set the hour and minute hands to 0 hours 00 minutes.
   • If you rotate the crown quickly a few times, the hand will move continuously. To stop the rapid movement, rotate the crown in either direction.
4. Push the crown in to position 1.
5. Rotate the crown clockwise to set the second hand to 0 second.
   • If you rotate the crown quickly a few times, the hand will move continuously. To stop the rapid movement, rotate the crown clockwise.
6. Rotate the crown counterclockwise to set the date indication to “1”.
   • When you rotate the crown quickly a few times, the indication will move continuously. To stop the rapid movement, rotate the crown counterclockwise.
   • Rotate the crown while pressing and holding the button to adjust the position finely.
7. Push the crown in to position 0 to finish the procedure.
   The reference position is updated and the second hand starts moving.
   • Adjust the time and calendar after that.

E61* Abbreviated instruction

• This watch is solar-powered. Expose the dial to light and use it sufficiently charged.
• To see details of charging time, specifications and operations, refer to the instruction manual.

Component identification

• Actual appearance may differ from the illustration.
• The crown has two positions when pulling it out.

Checking the signal reception result

•This watch receives the time signal from the Japan station every day to adjust the time automatically.

1. Pull the crown out to position 1.
2. Rotate the crown to change the mode to [TME] or [L-TM].
3. Push the crown in to position 0.
4. Press and release the lower right button A.

The second-hand moves to indicate the result of the last reception.

•Try signal reception following the steps in Receiving the signal manually (on-demand reception) if the last reception failed.

5. Press and release the lower right button A to finish the procedure.
The indication returns to the current time.
•It returns to the current time indication automatically in about 10 seconds without pressing the button.

Receiving the signal manually(on-demand reception)

•It takes 2-15 minutes to finish reception.

1. Pull the crown out to position 1.
2. Rotate the crown to change the mode to [TME] or [L-TM].
3. Push the crown into position 0.
4. Press and hold the lower right button A for 2 seconds or more.

The secondhand points “RX” and signal reception starts. The secondhand returns to normal movement after finishing reception.

• Press and hold button A for 2 seconds or more to cancel reception.

Using the local time

You can set the time difference from the time of [TME] in 1-hour increments to indicate the local time. You can apply summer time to the local time.
• The time difference is adjustable within a range of -20 hours – +3 hours from the time of [TME].

1.  Pull the crown out to position 1.
2. Rotate the crown to change the mode to [L-TM].
   Local time is indicated.
3.  Press and release the upper right button B.
   The second hand indicates the summertime setting (“ON” or “OFF”) for about 10 seconds.
4.  Rotate the crown to change the mode to what you want.
5.  Push the crown in to position 0 to finish the procedure.

Setting the local time and summertime

1. Pull the crown out to position 1.
2. Rotate the crown to change the mode to [L-TM].
   Local time currently set is indicated.
3. Pull the crown out to position 2.
   The second hand indicates the summertime setting (“ON” or “OFF”).
4. Press and release the upper right button B to adjust the summertime setting.
   Each time you press the button, the beep sounds, and the summertime setting change alternately between “ON” and “OFF”. · The hour hand moves forward by 1 hour when the setting is changed to “ON”.
5. Rotate the crown to adjust the local time.
   · When you rotate the crown quickly, the hands will move continuously. To stop the rapid movement, rotate the crown in either direction.
   · Check AM/PM referring to the 24-hour hand.
   · The adjustable range is 19 hours – +4 hours when the summertime setting is “ON”.

6. Push the crown into position 0 to finish the procedure.

Adjusting the time and calendar manually

Setting the time

1. Pull the crown out to position 1.
2. Rotate the crown to change the mode to [TME].
3. Pull the crown out to position 2.
   The second hand moves rapidly and returns to normal movement.
4. Press and release the lower right button A or upper right button B.
   The secondhand points 0 seconds.
5. Rotate the crown to adjust the time.
   •When you rotate the crown quickly a few times, the hand will move continuously. To stop the rapid movement, rotate the crown in either direction.
   •The hour, minute, and 24-hour hands move synchronously. · Check AM/PM referring to the 24-hour hand.
6. Push the crown in to position 0 in accordance with a reliable time source to finish the procedure.

Setting the calendar

1. Pull the crown out to position 1.
2. Rotate the crown to change the mode to [CAL].
3. Pull the crown out to position 2.
   The second hand indicates the year and month currently set.
4. Press and release the upper right button B repeatedly to change the indication to be corrected.
   • Each time you press the button, the target changes as follows: Year/month date day of the week (back to the top)
   • The function hand moves back and forth fully around when the date becomes adjustable.
   • The function hand moves back and forth half around and points the day of the week when the day of the week becomes adjustable.
5. Rotate the crown to adjust the indication.
   •Year and month are indicated with the second hand.
   “Month” corresponds to one of the 12 zones shown in the figure below.
   Each number means month.“Year” corresponds to the years since leap year and is indicated with markers in the zone of each month.
6.  Repeat steps 4 and 5.
7. Push the crown into position 0 to finish the procedure.

Checking the reference position

1. Pull the crown out to position 1.
2.  Rotate the crown to change the mode to [].
3. Push the crown into position 0.
   The hands and indication start to move to the current reference positions stored in memory.
4. Check the reference position.

Correct reference positions:

• Hour, minute, and second hands: 0 hours 00 minute 0 second
• 24-hour hand: 24
• Function hand: MON
•  Date indication: midway between “31” and “1” When the current reference position is different from the correct one, adjust the position following the steps of Correcting the reference position.
• Pull the crown out to position 1.
• Rotate the crown to change the mode to what you want.
• Push the crown into position 0 to finish the procedure.

Correcting the reference position

1.  Pull the crown out to position 1.
2. Rotate the crown to change the mode to [].
   The hands and indication start to move to the current reference positions stored in memory.
3. Pull the crown out to position 2.
   The second-hand moves rapidly and stops to show the reference position becomes become adjustable.
4. Press and release the upper right button B repeatedly to change the hand/indication to be corrected.
   •Each time you press the button, the target changes as follows: Second-hand hour/minute/24-hour hand function hand/date indication (back to the top)
5. Rotate the crown to adjust the hand/indication.
   •When you rotate the crown quickly a few times, the hand/indication will move continuously. To stop the rapid movement, rotate the crown in either direction.
   •Rotate the crown clockwise when adjusting the second hand. Rotating it counterclockwise does not move the hand.
   •Date indication changes to the next as the function hand rotates 5 times.
6. Repeat steps 4 and 5.
7. Push the crown into position 0 to finish the procedure.

After correcting the reference position
After correcting the reference position, change the mode to [TME] and adjust the time and calendar manually or by receiving time signals manually (on-demand reception).