Power Supply Board Led Diagnostics; Power Supply Board Output Voltage Settings - Altronix Maximal series Installation Manual

LED
Red (DC) Green (AC)
ON ON
ON OFF
OFF ON
OFF OFF
Red (Bat) Battery Status
ON Normal operating condition.
OFF Battery fail/low battery.
Fig. 1
Fig. 1a
AL400ULXB2 / AL600ULXB Power Supply Board
OFF - 24V
ON - 12V
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Power Supply Board LED Diagnostics:

Power Supply Status
Normal operating condition.
Loss of AC. Stand-by battery supplying power.
No DC output. Short circuit or thermal overload condition.
No DC output. Loss of AC. Discharged battery.

Power Supply Board Output Voltage Settings:

SW1
Fig. 1b
OFF - 24V
ON - 12V
Maximal Expandable Power Systems