IM AQ1210-02EN
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Charging the Instrument
• When the instrument’s battery is low, a warning message will appear.
• When the battery is low, connect the USB-AC adapter to an electrical outlet, and charge the instrument. For the estimated battery
level, check the battery level indicator at the top of the screen.
Battery power level
CHARGE LED (red)
Solid:
Charging
Off:
Charging complete
Blinking:
Charging suspended
Power switch (POWER LED)
Green:
Running
Red:
Battery low
CHARGE
Power switch
Sufficiently full
Half full
Almost empty
The power switch (POWER LED) lights in red,
a warning message appears on the screen.
Power supply status display
USB-AC adapter connected (Power supply icon)
Charging
Battery level indicator
• The battery pack may
be too cold or too hot.
• The battery pack
disconnected
• Charging takes about 5 hours with the power turned off. If the instrument is charged with the power turned on, it may take longer
than 15 hours, but charging will be suspended after about 15 hours by the protection circuit. If battery charging does not complete
within 8 hours with the power turned off, stop immediately. The battery in the instrument may be malfunctioning. Contact your nearest
YOKOGAWA dealer.
•
Power supply icon
Power supply icon blinks if the USB-AC adapter has insufficient power supply ability. In this case, the battery pack charging may not
be completed because the battery pack becomes discharge. In addition, the battery pack may be dead if you continue use this USB-
AC adapter.
Making Preparations for Measurements
