Honeywell VM2 Charge Level, UPS Status LED, Charging State, SSD (Solid State Drive) LED

LED Behavior	System State
Off	•	Suspend
External power not present	•	Off
Green blinking slowly	CPU temperature less than -20ºC, Heater warming CPU for 30 sec.
External power present
(1/2 sec. on, 1 1/2 sec. off)
Green blinking slowly	CPU temperature less than -20ºC, Need to move unit to warmer environment
External power not present
(1/2 sec. on, 1 1/2 sec. off)

UPS Status LED

The color of the UPS LED identifies the charge level, while the behavior of the LED identifies the charging state.

Charge Level

LED Color	Status
Green	Fully charged (>90%)
Amber	• Less than fully charged, but more than 2 minutes runtime remaining
	•	Out of Safe Charging Temperature Range (page 3-3)Charging only occurs between
		approximately -10°C and 35°C ambient temperature
	•	No UPS present
	• Charging Timeout (page 3-3)Not fully charged after 4 or 8 hours depending on software
		revision.
Red	Low battery, less than 2 minutes runtime until shutdown

Charging State

	LED Behavior		Status
	Slow Blink		Charging
	(1 sec. on, 3 sec. off)
	Fast Blink		UPS supplying power and discharging
	(1/2 sec. on, 1/2 sec. off)
	On		Neither charging or discharging
	Off		Unit is off or is in Suspend
SSD (Solid State Drive) LED
LED Behavior		Status
Flashing Green		SSD read or write activity
Off		No SSD read or write activity

3 - 12