Flex FX5141 Operator's Manual page 18

USB PORT (FIG. 10)
The USB port can be used to charge a cell
phone or similar USB device (5 Volt DC, up to
2.1 A) when a battery pack is attached or the
tower light is connected to an AC power supply.
NOTE: The USB port is not active all the time.
Before connecting a USB device to the port,
press the power-indicator button and the power
indicators will light up. This activates the USB
port and a USB device can be connected and
charged.
POWER INDICATOR (FIG. 11)
This tower light is equipped with power
indicators that display the battery pack charge
level on both sides of the carrying handle.
When you press the power-indicator button, the
LEDs of the power indicator will light up for 10
seconds (solid or flashing light). Refer to the
table below to determine the battery charge
level.
NOTE: If the power-indicator button is pressed while the tripod is connected to AC power supply, all
four LEDs of the power indicators will light up.
Battery Pack Charge Level
75% – 100%
50% – 75%
25% – 50%
<25%
Power Indicator Lights
-18-
Fig. 10
Fig. 11
Light Pattern
Solid
Solid
Solid
Solid
USB port
Power indicator
button
Power
Indicator