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DEVICE SETTINGS AND MAINTENANCE: Device Parameter Settings
4.5.4
Setting the date and time
If the date and time of the printout are incorrect, set the correct date and time.
O
Battery recharging
This device uses a rechargeable lithium battery for the date and time display function. When the
device is operated for the first time after unpacking or when the device has not been operated for a
long time (approximately one month), the battery may have become discharged, and the internal clock
may go incorrect.
In such a case, turn on the device and leave it on to recharge the battery. The battery needs 24 hours
for a full charge. If the device is used for 8 hours a day, the device needs to be kept on for three days
before the battery is fully recharged. Once the battery is fully recharged, the device operates normally
for daily use. (The lithium battery is not user replaceable.)
1
Select “CLOCK SET” in the parameter setting
screen and press the enter
button.
The CLOCK SET screen is displayed.
2
Set the date and time in the CLOCK SET screen.
To change the display format of the date and time:
3
After setting, press the return
button.
Pressing the return
button updates the internal clock to the set date and time and then returns to
the parameter setting screen.
• If the device has not been turned on for about 3 weeks, the date and time may become incorrect.
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Forward movement /
Back-
ward movement
or pressing the start button
Moves the cursor to the right or left.
Pressing the start button moves the cursor to the right.
Rotating the upper part of the joystick
Increases/decreases the numeric value.
/
Changes the time format between the 24-hour and 12-hour.
Change
Changes the date format (Y/M/D, M/D/Y, D/M/Y)
Summary of Contents for ARK-1S
Page 1: ...AUTO REF KERATOMETER AUTO REF KERATOMETER ARK 1s ARK 1s OPERATOR S MANUAL OPERATOR S MANUAL ...
Page 6: ...IV ...
Page 76: ...70 OPERATING PROCEDURE Operation when Peripheral Devices are Connected ...
Page 112: ...106 SPECIFICATIONS AND TECHNICAL INFORMATION EMC Electromagnetic Compatibility ...