Citizen C70 Instruction Manual page 7

* When watch is set to the summer time (ON).
The "SUM." appears and the watch indicates time that is one hour ahead of
standard time.
<Setting digital time>
(1) Press button B in normal time mode for more than 2 seconds. The "SUM."
and "ON/OF" starts blinking to indicate that the watch enters time setting
mode.
(2) Each time button B is pressed in time setting mode, the blinking figures
change from the "SUM." to "seconds", "minutes", "hours", "12-hour/24-hour",
and to "SUM." again. Use button B to select the figures you want to change.
(3) Adjust the blinking figures by pressing button A. (If button A is pressed
continuously, the figures change quickly.)
The summer time display is switched ON/OF each time button A is pressed.
•
For resetting seconds, press button A to restart from "00" second.
•
• The "12-hour/24-hour" indication system is switched alternately each time
button A is pressed.
(4) Press button M to return the watch to normal time display.
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• When setting time in 12-hour indication system, make sure it is correctly set
for the morning (A) or the afternoon (P).
• If the watch is left in time setting mode (figures blinking) for more than 2
minutes, it returns to normal time display automatically.
• If button M is pressed in time setting mode, the watch returns to normal time
display.
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