Zebra Technologies RW 420, RW 220 manual Indicator Charger Charger Status Function

Charging Battery Packs with the LI72 Three-Wire Version (AT17696-x)

Plug the LI72 into the appropriate A.C. wall receptacle, then insert the charge cable into the battery pack charger jack.

The yellow/green charge indicator LED will indicate the sta- tus of the charger as per the following table.

Indicator	Charger	Charger Status
	Function
Steady yellow indicator	Standby	AC power on; no battery
		being charged
		Charger is applying trickle
		charge current (5% of
Slow (1 Hz) flashing yellow	Pre-Charge	maximum) to bring a cold
indicator		battery temperature up to
		0°C before starting a full
		charge cycle
Fast (4 Hz) flashing green		Charger is applying the
	Rapid Charge	maximum charge rate to the
indicator
		battery
Slow (1 Hz) flashing green		Charger is in trickle charge
	Maintain	mode(10% of nominal
indicator
		charge value).
		The battery may have an
		internal short, or its charge
Fast (4 Hz) flashing yellow	Error	monitoring circuitry may be
indicator		malfunctioning. The battery
		pack should not be used any
		further.
Steady green indicator	Ready	No charge is being applied
		to the battery
		Battery temperature is too
Slow (1 Hz) flashing alternate	Wait	hot. Charging will not begin
yellow and green indicator		until battery temperature
		reaches 45°C.

Notes • Do not charge batteries with the three-wire LI72 model while printing. Attempting to print while charging can result in improperly charged batteries.

Charging will cease three (3) hours after the charger has entered the “Maintain” mode.

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RW Series User Guide