Honeywell Thor VM1 UPS Status LED, External Power Present, SYS (System Status) LED, External Power Not Present, SSD (Solid State Drive) LED

SYS (System Status) LED

LED Behavior	System State
Solid Green	•	On
	• On but Backlight Off
	• On but Display Off
Green blinking very slowly
External power present	•	Suspend
(1/2 sec. on, 4 1/2 sec. off)
Off	•	Off
External power present
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 behavior of the UPS LED depends if external power is connected or not.

External Power Present

LED Behavior	Status
Off	•	No UPS charging
	•	UPS charged
Solid Green	UPS charging
Solid Amber	•	Any charging fault
	•	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.

External Power Not Present

LED Behavior	Status
Off	•	Unit off
	•	UPS not present
Solid Amber	UPS supplying power and discharging
Solid Red	Approximately 2 minutes runtime until shutdown

SSD (Solid State Drive) LED

LED Behavior	Status
Flashing Green	SSD read or write activity
Off	No SSD read or write activity

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