Panasonic EY37C4 Operating Instructions Manual page 13

V.
ALERT FUNCTION
(1) Low battery alert
10 minutes before running out
of battery, the LED light blinks
three times and switches to
"Low mode", and the USB
power output indicator (I) and
the battery level indicator lamp
(3 segments) blink.
• When in "Low mode", the
LED light does not dim
further. It only blinks.
(2) LED Overheat alert
When the temperature around
the LED element becomes
high, the LED light switches to
"Low mode" gradually to
prevent the main unit from
malfunctioning, or from
shortening the LED element
life.
(3) Battery overheat alert
When the battery pack
temperature becomes high, the
LED light switches to "Low
mode" to prevent the battery
pack from malfunctioning, and
the USB power output indicator
(I) and the battery level
indicator lamp (3 segments)
blink.
- 13 - EN