Hitachi GR2000 manual Input Unit AC or DC

8.2.3.1Input Unit (AC or DC)

1.Turn off the power switch (AC input) or the breaker switch (DC input) on the Input Unit and unplug the power cord from the Input Unit.

2.Follow the instructions illustrated in Figure 8-4. Although the figure shows the case of AC input, the same instructions apply to the case of DC input.