Casio 3170 User manual

Module No. 3170
MA0807-EA

E
About This Manual
•Button operations are indicated using the letters shown
in the illustration.
•Each section of this manual provides you with the
information you need to perform operations in each
mode. Further details and technical information can be
found in the “Reference” section.
•To ensure that this watch provides you with the years of
service for which it is designed, be sure to carefully read
and follow the instructions under “Operating
Precautions” and “User Maintenance”.
•Be sure to keep all user documentation handy for future
reference.

E-1
Contents
General Guide ......................................................................................................... E-4
Timekeeping ............................................................................................................ E-6
Alarms ...................................................................................................................... E-9
Countdown Timer ................................................................................................. E-16
Stopwatch .............................................................................................................. E-19
Dual Time ............................................................................................................... E-21
Backlight ................................................................................................................ E-22
Reference .............................................................................................................. E-23
Specifications ....................................................................................................... E-25
Operating Precautions ......................................................................................... E-27
User Maintenance ................................................................................................. E-36

E-2
Procedure Lookup
The following is a handy reference list of all the operational procedures contained in
this manual.
To set the time and date ......................................................................................... E-6
To toggle between 12-hour and 24-hour timekeeping ......................................... E-8
To set an alarm time ............................................................................................. E-11
To test the alarm ................................................................................................... E-13
To turn Alarms
2
through
5
and the Hourly Time Signal on and off ................E-14
To select the operation of Alarm
1
...................................................................... E-15
To use the countdown timer ................................................................................ E-16
To set the countdown start time .......................................................................... E-17
To turn auto-repeat on and off ............................................................................. E-18
To measure times with the stopwatch ................................................................ E-20

E-3
To set the Dual Time ............................................................................................. E-21
To turn on the backlight manually ...................................................................... E-22

E-4
General Guide
•Press Cto change from mode to mode.
•In any mode, press Bto illuminate the display.
Timekeeping Mode Alarm Mode
Press .

E-5
•In any mode, hold down Cfor about two seconds to return to the Timekeeping
Mode.
Stopwatch ModeCountdown Timer
Mode
Dual Time Mode

E-6
Timekeeping
Use the Timekeeping Mode to set and view the current
time and date.
To set the time and date
1. In the Timekeeping Mode, hold down Auntil the
seconds start to flash, which indicates the setting
screen.
2. Press Cto move the flashing in the sequence shown
below to select other settings.
Seconds Hour Minutes
Day Month Year
PM indicator
Day of week
Seconds
Hour : Minutes
Month – Day

E-7
3. When the setting you want to change is flashing, press Dto change it as
described below.
•Pressing Dwhile the seconds are in the range of 30 to 59 resets them to 00 and
adds 1 to the minutes. In the range of 00 to 29, the minutes are unchanged.
4. Press Ato exit the setting screen.
•The day of the week is automatically displayed in accordance with the date (year,
month, and day) settings.
•The year can be set in the range of 2000 to 2099.
•The watch’s built-in full automatic calendar automatically makes allowances for
different month lengths and leap years. Once you set the date, there should be no
reason to change it except after you have the watch’s battery replaced.
To change this setting
Seconds
Hour, Minutes, Year, Month, Day
Perform this button operation
Press Dto reset to 00.
Press Dto increase the setting.

E-8
To toggle between 12-hour and 24-hour timekeeping
In the Timekeeping Mode, press Dto toggle between 12-hour timekeeping and
24-hour timekeeping.
•With the 12-hour format, the P(PM) indicator appears to the left of the hour digits for
times in the range of noon to 11:59 p.m. and no indicator appears to the left of the
hour digits for times in the range of midnight to 11:59 a.m.
•With the 24-hour format, times are displayed in the range of 0:00 to 23:59, without
any indicator.
•The 12-hour/24-hour timekeeping format you select in the Timekeeping Mode is
applied in all other modes.

E-9
Alarms
You can set up to five independent multi-function alarms
with hour, minutes, month, and day. When an alarm is
turned on, the alarm tone sounds when the alarm time is
reached. One of the alarms can be configured as a
snooze alarm or a one-time alarm, while the other four are
one-time alarms.
You can also turn on an Hourly Time Signal that causes
the watch to beep twice every hour on the hour.
•There are five alarms numbered 1through 5. You can
configure Alarm 1as a snooze alarm or a one-time
alarm. Alarms 2through 5can be used as one-time
alarms only.
•All of the operations in this section are performed in the
Alarm Mode, which you enter by pressing C(page
E-4).
Alarm number
Alarm date
(Month – Day)
Alarm time
(Hour : Minutes)

E-10
Alarm Types
The alarm type is determined by the settings you make, as described below.
•Daily alarm
Set the hour and minutes for the alarm time. This type of setting causes the alarm to
sound everyday at the time you set.
•Date alarm
Set the month, day, hour and minutes for the alarm time. This type of setting causes
the alarm to sound at the specific time, on the specific date you set.
•1-Month alarm
Set the month, hour and minutes for the alarm time. This type of setting causes the
alarm to sound everyday at time you set, only during the month you set.
•Monthly alarm
Set the day, hour and minutes for the alarm time. This type of setting causes the alarm
to sound every month at time you set, on the day you set.

E-11
To set an alarm time
1. In the Alarm Mode, use Dto scroll through the alarm
screens until the one whose time you want to set is
displayed.
Press .
•To set a one-time alarm, display one of the screens indicated by an alarm number
from 2 through 5. To set the snooze alarm, display the screen indicated by 1.
2. After you select an alarm, hold down Auntil the hour setting of the alarm time
starts to flash, which indicates the setting screen.
•This operation automatically turns on the alarm.

E-12
3. Press Cto move the flashing in the sequence shown below to select other
settings.
Hour Minutes Month Day
4. While a setting is flashing, press Dto increase it.
•To set an alarm that does not include a month (Daily alarm, Monthly alarm),
set xfor the month. Press Duntil the xmark appears (between 12 and 1) while
month setting is flashing.
•To set an alarm that does not include a day (Daily alarm, 1-Month alarm),
set xx for the day. Press Duntil the xx mark appears (between the end of the
month and 1) while the day setting is flashing.
•When setting the alarm time using the 12-hour format, take care to set the time
correctly as a.m. or p.m. (Pindicator).
5. Press Ato exit the setting screen.

E-13
Alarm Operation
The alarm tone sounds at the preset time for 10 seconds, regardless of the mode the
watch is in. In the case of the snooze alarm, the alarm operation is performed a total
of seven times, every five minutes, until you turn the alarm off or change it to a one-
time alarm (page E-14).
•To stop the alarm tone after it starts to sound, press any button.
•Performing any one of the following operations during a 5-minute interval between
snooze alarms cancels the current snooze alarm operation.
Displaying the Timekeeping Mode setting screen (page E-6)
Displaying the alarm
1
setting screen (page E-11)
To test the alarm
•In the Alarm Mode, hold down Dto sound the alarm.

E-14
To turn Alarms
2
through
5
and the Hourly Time Signal on and off
1. In the Alarm Mode, use Dto select a one-time alarm
(alarm number 2through 5) or the Hourly Time Signal
(:00).
2. Press Ato toggle it on and off.
•The on/off status of Alarms 2through 5and the Hourly
Time Signal is shown by indicators along the bottom of
the displays.
•The alarm on indicators and Hourly time Signal on
indicator are displayed in all modes.
•While an alarm is sounding, the applicable alarm on
indicator flashes on the display.
Hourly time signal
on indicator
Alarm on indicator

E-15
To select the operation of Alarm
1
1. In the Alarm Mode, use Dto select Alarm1.
2. Press Ato cycle through the available settings in the sequence shown below.
Snooze on indicator ( ) and Alarm1on indicator
One-time
alarm on
Alarm off
Snooze
alarm on
Press .
•The snooze on indicator ( ) and Alarm1on indicator are displayed in all modes.
•The snooze on indicator ( ) flashes during the 5-minute intervals between
alarms.
•The alarm indicator (Alarm1on and/or snooze on) flashes while the alarm is
sounding.

E-16
Countdown Timer
The countdown timer can be set within a range of
one minute to 24 hours. An alarm sounds when the
countdown reaches zero.
•You can also select auto-repeat, which automatically
restarts the countdown from the original value you set
whenever zero is reached.
•All of the operations in this section are performed in the
Countdown Timer Mode, which you enter by pressing
C(page E-5).
To use the countdown timer
Press Dwhile in the Countdown Timer Mode to start the
countdown timer.
•When the end of the countdown is reached and auto-repeat is turned off, the alarm
sounds for 10 seconds or until you stop it by pressing any button. The countdown
time is automatically reset to its starting value after the alarm stops.
Seconds
Minutes
Hours

E-17
•The countdown timer measurement operation continues even if you exit the
Countdown Timer Mode.
•Press Dwhile a countdown operation is in progress to pause it. Press Dagain to
resume the countdown.
•To completely stop a countdown operation, first pause it (by pressing D), and then
press A. This returns the countdown time to its starting value.
To set the countdown start time
1. In the Countdown Timer Mode, hold down Auntil the
hours setting of the countdown start time starts to flash,
which indicates the setting screen.
2. Press Cto move the flashing between the hours and
minutes settings.
3. While a setting is flashing, use Dto increase it.
•To set the starting value of the countdown time to
24 hours, set 0:00.
4. Press Ato exit the setting screen.

E-18
To turn auto-repeat on and off
1. In the Countdown Timer Mode, hold down Auntil the
hours setting of the countdown start time starts to flash,
which indicates the setting screen.
2. Press Bto toggle auto-repeat on ( displayed) and
off ( not displayed).
•Note that pressing Bin the above operation also turns
on the backlight.
•When the end of the countdown is reached while
auto-repeat is on, the alarm sounds, but the countdown
restarts from the beginning without stopping. You can
stop the countdown by pressing Dand manually reset
to the start time by pressing A.
•The auto-repeat indicator appears in the Countdown
Timer Mode only.
Auto-repeat indicator